[ 283.915267][ T31] audit: type=1400 audit(283.840:58): avc: denied { read write } for pid=3090 comm="sftp-server" name="null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 283.917600][ T31] audit: type=1400 audit(283.840:59): avc: denied { open } for pid=3090 comm="sftp-server" path="/dev/null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 Warning: Permanently added '[localhost]:63974' (ED25519) to the list of known hosts. [ 317.164908][ T31] audit: type=1400 audit(317.090:60): avc: denied { execute } for pid=3103 comm="sh" name="syz-executor3699262799" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 317.190105][ T31] audit: type=1400 audit(317.120:61): avc: denied { execute_no_trans } for pid=3103 comm="sh" path="/syz-executor3699262799" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 317.416152][ T31] audit: type=1400 audit(317.340:62): avc: denied { execmem } for pid=3103 comm="syz-executor369" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 317.431259][ T31] audit: type=1400 audit(317.360:63): avc: denied { prog_load } for pid=3104 comm="syz-executor369" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 317.433282][ T31] audit: type=1400 audit(317.360:64): avc: denied { bpf } for pid=3104 comm="syz-executor369" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 317.434466][ T31] audit: type=1400 audit(317.360:65): avc: denied { perfmon } for pid=3104 comm="syz-executor369" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 executing program [ 317.449180][ T31] audit: type=1400 audit(317.370:66): avc: denied { prog_run } for pid=3104 comm="syz-executor369" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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 [ 873.509603][ T32] INFO: task kworker/1:1:88 blocked for more than 450 seconds. [ 873.519609][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.519913][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.520138][ T32] task:kworker/1:1 state:D stack:0 pid:88 tgid:88 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.520579][ T32] Workqueue: events bpf_prog_free_deferred [ 873.521503][ T32] Call trace: [ 873.521808][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 873.522117][ T32] r10:8291a684 r9:df98dd84 r8:00000002 r7:60000113 r6:df98dd8c r5:83b54800 [ 873.522244][ T32] r4:83b54800 [ 873.522393][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 873.522529][ T32] r5:83b54800 r4:8291a680 [ 873.522621][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.522741][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 873.522867][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df98de08 [ 873.522958][ T32] r4:00000000 [ 873.523046][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 873.523160][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.523277][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.523405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502d200 [ 873.523497][ T32] r4:00000000 [ 873.523586][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.523713][ T32] r9:83018205 r8:83b54800 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [ 873.523803][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.523928][ T32] r5:00001000 r4:df965000 [ 873.524017][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.524138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.524265][ T32] r5:84ff078c r4:84ff0400 [ 873.524355][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.524495][ T32] r7:ddde2d80 r6:83018200 r5:84ff078c r4:8394b680 [ 873.524585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.524713][ T32] r10:61c88647 r9:83b54800 r8:8394b6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.524803][ T32] r4:8394b680 [ 873.524892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.525019][ T32] r10:00000000 r9:8394b680 r8:80287e08 r7:df879e60 r6:8394b700 r5:83b54800 [ 873.525110][ T32] r4:00000001 [ 873.525198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.525402][ T32] Exception stack(0xdf98dfb0 to 0xdf98dff8) [ 873.525610][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.525735][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.525839][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.525966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.526064][ T32] r4:8394ea00 [ 873.526636][ T32] INFO: task kworker/1:1:88 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 873.526812][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.527105][ T32] Workqueue: events bpf_prog_free_deferred [ 873.527289][ T32] Call trace: [ 873.527455][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 873.527589][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 873.527682][ T32] r4:00000000 [ 873.527771][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.527890][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 873.527992][ T32] 1d20: 93e21000 eca77000 00000001 80239b98 7f035000 00000001 [ 873.528093][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 873.528190][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.528286][ T32] r5:800f0013 r4:80239bb0 [ 873.528375][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.528568][ T32] r4:82ac21e4 [ 873.528683][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.535869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 873.535965][ T32] r4:dffe1dc0 [ 873.536020][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.536157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 873.536214][ T32] r4:00000000 [ 873.536313][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.536450][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 873.536532][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.536643][ T32] r5:00001000 r4:dfeb3000 [ 873.536704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.536806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.536902][ T32] r5:84e5378c r4:84e53400 [ 873.536950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.537063][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 873.537113][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.537223][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.537299][ T32] r4:84e0be80 [ 873.537409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.537538][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 873.537608][ T32] r4:00000001 [ 873.537660][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.537746][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 873.537816][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.537886][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.537980][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.538058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.538112][ T32] r4:84d87ac0 [ 873.538548][ T32] INFO: task kworker/0:2:3111 blocked for more than 450 seconds. [ 873.538659][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.538725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.538845][ T32] task:kworker/0:2 state:D stack:0 pid:3111 tgid:3111 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.539621][ T32] Workqueue: events bpf_prog_free_deferred [ 873.539771][ T32] Call trace: [ 873.539875][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 873.540003][ T32] r10:8291a684 r9:df9c5d84 r8:00000002 r7:60000113 r6:df9c5d8c r5:83b50c00 [ 873.540057][ T32] r4:83b50c00 [ 873.540135][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 873.540264][ T32] r5:83b50c00 r4:8291a680 [ 873.540345][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.540461][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 873.540571][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c5e08 [ 873.540665][ T32] r4:00000000 [ 873.540741][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 873.540840][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.540937][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.541053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e01e40 [ 873.541156][ T32] r4:00000000 [ 873.541212][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.541433][ T32] r9:83018005 r8:83b50c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 873.541504][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.541644][ T32] r5:00001000 r4:e4893000 [ 873.541727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.541830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.541926][ T32] r5:8511378c r4:85113400 [ 873.541974][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.542075][ T32] r7:dddced80 r6:83018000 r5:8511378c r4:84c30000 [ 873.542123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.542225][ T32] r10:61c88647 r9:83b50c00 r8:84c3002c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.542297][ T32] r4:84c30000 [ 873.542389][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.542498][ T32] r10:00000000 r9:84c30000 r8:80287e08 r7:df845e60 r6:84c30300 r5:83b50c00 [ 873.542563][ T32] r4:00000001 [ 873.542618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.542704][ T32] Exception stack(0xdf9c5fb0 to 0xdf9c5ff8) [ 873.542803][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 873.542888][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.542973][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.543057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.543108][ T32] r4:83e71e40 [ 873.543701][ T32] INFO: task kworker/0:2:3111 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 873.543813][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.544009][ T32] Workqueue: events bpf_prog_free_deferred [ 873.544179][ T32] Call trace: [ 873.544274][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 873.544406][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 873.544463][ T32] r4:00000000 [ 873.544511][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.544622][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 873.544710][ T32] 1d20: 93e21000 eca77000 00000001 80239b98 7f035000 00000001 [ 873.544783][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 873.544843][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.544900][ T32] r5:800f0013 r4:80239bb0 [ 873.544968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.545070][ T32] r4:82ac21e4 [ 873.545118][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.545305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 873.545406][ T32] r4:dffe1dc0 [ 873.545474][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.545581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 873.545649][ T32] r4:00000000 [ 873.545699][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.545815][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 873.545880][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.545988][ T32] r5:00001000 r4:dfeb3000 [ 873.546040][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.546140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.546270][ T32] r5:84e5378c r4:84e53400 [ 873.546341][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.546489][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 873.546548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.546666][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.546721][ T32] r4:84e0be80 [ 873.546789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.546907][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 873.546962][ T32] r4:00000001 [ 873.547008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.547126][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 873.547250][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.547357][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.547442][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.547585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.547659][ T32] r4:84d87ac0 [ 873.547722][ T32] INFO: task kworker/0:4:3114 blocked for more than 450 seconds. [ 873.547807][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.547866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.547941][ T32] task:kworker/0:4 state:D stack:0 pid:3114 tgid:3114 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.548072][ T32] Workqueue: events bpf_prog_free_deferred [ 873.548174][ T32] Call trace: [ 873.548246][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 873.548378][ T32] r10:8291a684 r9:df9d9d84 r8:00000002 r7:60000113 r6:df9d9d8c r5:83b52400 [ 873.548468][ T32] r4:83b52400 [ 873.548523][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 873.548621][ T32] r5:83b52400 r4:8291a680 [ 873.548669][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.548763][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 873.549696][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d9e08 [ 873.549774][ T32] r4:00000000 [ 873.549886][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 873.549999][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.550093][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.550216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa940 [ 873.550286][ T32] r4:00000000 [ 873.550361][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.550490][ T32] r9:83018005 r8:83b52400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 873.550543][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.550676][ T32] r5:00001000 r4:dfbfb000 [ 873.550767][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.550870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.550970][ T32] r5:84e6538c r4:84e65000 [ 873.551020][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.551128][ T32] r7:dddced80 r6:83018000 r5:84e6538c r4:84c30180 [ 873.551179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.551289][ T32] r10:61c88647 r9:83b52400 r8:84c301ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.551354][ T32] r4:84c30180 [ 873.551425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.551557][ T32] r10:00000000 r9:84c30180 r8:80287e08 r7:df9c5e60 r6:84c30380 r5:83b52400 [ 873.551640][ T32] r4:00000001 [ 873.551696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.551784][ T32] Exception stack(0xdf9d9fb0 to 0xdf9d9ff8) [ 873.551888][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 873.551983][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.552060][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.552125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.552179][ T32] r4:8454e600 [ 873.552775][ T32] INFO: task kworker/0:4:3114 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 873.552891][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.553036][ T32] Workqueue: events bpf_prog_free_deferred [ 873.553154][ T32] Call trace: [ 873.553302][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 873.553455][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 873.553530][ T32] r4:00000000 [ 873.553593][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.553729][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 873.553820][ T32] 1d20: 93e21000 eca77000 00000001 80239b98 7f035000 00000001 [ 873.553927][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 873.553996][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.554103][ T32] r5:800f0013 r4:80239bb0 [ 873.554163][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.554264][ T32] r4:82ac21e4 [ 873.554317][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.554444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 873.554546][ T32] r4:dffe1dc0 [ 873.554614][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.554730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 873.554785][ T32] r4:00000000 [ 873.554834][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.554938][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 873.554998][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.555101][ T32] r5:00001000 r4:dfeb3000 [ 873.555170][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.555258][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.555356][ T32] r5:84e5378c r4:84e53400 [ 873.555422][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.555534][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 873.555594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.555715][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.555773][ T32] r4:84e0be80 [ 873.555839][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.556031][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 873.556099][ T32] r4:00000001 [ 873.556148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.556237][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 873.556300][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.556370][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.556460][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.556538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.556591][ T32] r4:84d87ac0 [ 873.556654][ T32] INFO: task kworker/1:3:3115 blocked for more than 450 seconds. [ 873.556728][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.556791][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.556838][ T32] task:kworker/1:3 state:D stack:0 pid:3115 tgid:3115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.556945][ T32] Workqueue: events bpf_prog_free_deferred [ 873.557066][ T32] Call trace: [ 873.557139][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 873.557256][ T32] r10:8291a684 r9:df9cdd84 r8:00000002 r7:60000113 r6:df9cdd8c r5:841ca400 [ 873.557306][ T32] r4:841ca400 [ 873.557403][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 873.557529][ T32] r5:841ca400 r4:8291a680 [ 873.557591][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.557686][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 873.557800][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9cde08 [ 873.557879][ T32] r4:00000000 [ 873.557950][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 873.558088][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.558195][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.558293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505a2c0 [ 873.558362][ T32] r4:00000000 [ 873.558417][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.558534][ T32] r9:83018205 r8:841ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 873.558613][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.559527][ T32] r5:00001000 r4:df997000 [ 873.559636][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.559756][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.559853][ T32] r5:84ebdb8c r4:84ebd800 [ 873.559901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.560007][ T32] r7:ddde2d80 r6:83018200 r5:84ebdb8c r4:8454f980 [ 873.560082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.560202][ T32] r10:61c88647 r9:841ca400 r8:8454f9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.560297][ T32] r4:8454f980 [ 873.560353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.560479][ T32] r10:00000000 r9:8454f980 r8:80287e08 r7:df98de60 r6:8454fd00 r5:841ca400 [ 873.560530][ T32] r4:00000001 [ 873.560580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.560670][ T32] Exception stack(0xdf9cdfb0 to 0xdf9cdff8) [ 873.560743][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.560816][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.560905][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.560978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.561030][ T32] r4:8457b5c0 [ 873.561717][ T32] INFO: task kworker/1:3:3115 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 873.561809][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.561980][ T32] Workqueue: events bpf_prog_free_deferred [ 873.562075][ T32] Call trace: [ 873.562148][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 873.562289][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 873.562351][ T32] r4:00000000 [ 873.562406][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.562495][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 873.562563][ T32] 1d20: 93e21000 eca77000 00000001 80239b98 7f035000 00000001 [ 873.562634][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 873.562697][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.562753][ T32] r5:800f0013 r4:80239bb0 [ 873.562823][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.562933][ T32] r4:82ac21e4 [ 873.562980][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.563092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 873.563147][ T32] r4:dffe1dc0 [ 873.563196][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.563426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 873.563534][ T32] r4:00000000 [ 873.563612][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.563750][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 873.563814][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.563914][ T32] r5:00001000 r4:dfeb3000 [ 873.563963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.564056][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.564176][ T32] r5:84e5378c r4:84e53400 [ 873.564242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.564348][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 873.564413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.564525][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.564595][ T32] r4:84e0be80 [ 873.564655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.564774][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 873.564825][ T32] r4:00000001 [ 873.564873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.564953][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 873.565039][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.565183][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.565265][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.565402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.565470][ T32] r4:84d87ac0 [ 873.565551][ T32] INFO: task kworker/0:5:3118 blocked for more than 450 seconds. [ 873.565623][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.565684][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.565733][ T32] task:kworker/0:5 state:D stack:0 pid:3118 tgid:3118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.565847][ T32] Workqueue: events bpf_prog_free_deferred [ 873.565946][ T32] Call trace: [ 873.566020][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 873.566140][ T32] r10:8291a684 r9:df9e5d84 r8:00000002 r7:60000113 r6:df9e5d8c r5:841c8000 [ 873.566195][ T32] r4:841c8000 [ 873.566291][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 873.566426][ T32] r5:841c8000 r4:8291a680 [ 873.566486][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.566576][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 873.566687][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e5e08 [ 873.566744][ T32] r4:00000000 [ 873.566836][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 873.566936][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.567034][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.567141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fa09c0 [ 873.567210][ T32] r4:00000000 [ 873.567277][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.567402][ T32] r9:83018005 r8:841c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 873.567456][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.567569][ T32] r5:00001000 r4:e48a5000 [ 873.567619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.567702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.567794][ T32] r5:85013b8c r4:85013800 [ 873.567844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.567939][ T32] r7:dddced80 r6:83018000 r5:85013b8c r4:84c30200 [ 873.568000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.568120][ T32] r10:61c88647 r9:841c8000 r8:84c3022c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.568205][ T32] r4:84c30200 [ 873.568269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.568377][ T32] r10:00000000 r9:84c30200 r8:80287e08 r7:df9c5e60 r6:8454fd80 r5:841c8000 [ 873.568436][ T32] r4:00000001 [ 873.568500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.568597][ T32] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 873.568682][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 873.577725][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.577891][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.577972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.578064][ T32] r4:84c11140 [ 873.578778][ T32] INFO: task kworker/0:5:3118 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 873.579640][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.579835][ T32] Workqueue: events bpf_prog_free_deferred [ 873.579961][ T32] Call trace: [ 873.580033][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 873.580182][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 873.580250][ T32] r4:00000000 [ 873.580406][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.580510][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 873.580581][ T32] 1d20: 93e21000 eca77000 00000001 80239b98 7f035000 00000001 [ 873.580654][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 873.580736][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.580802][ T32] r5:800f0013 r4:80239bb0 [ 873.580850][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.580959][ T32] r4:82ac21e4 [ 873.581014][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.581138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 873.581207][ T32] r4:dffe1dc0 [ 873.581314][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.581466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 873.581525][ T32] r4:00000000 [ 873.581624][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.581748][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 873.581795][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.581891][ T32] r5:00001000 r4:dfeb3000 [ 873.581954][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.582043][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.582138][ T32] r5:84e5378c r4:84e53400 [ 873.582184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.582295][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 873.582344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.582450][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.582499][ T32] r4:84e0be80 [ 873.582546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.582651][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 873.582702][ T32] r4:00000001 [ 873.582751][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.582849][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 873.582929][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.582994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.583064][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.583137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.583211][ T32] r4:84d87ac0 [ 873.583286][ T32] INFO: task kworker/0:6:3119 blocked for more than 450 seconds. [ 873.583390][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.583457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.583507][ T32] task:kworker/0:6 state:D stack:0 pid:3119 tgid:3119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.583640][ T32] Workqueue: events bpf_prog_free_deferred [ 873.583755][ T32] Call trace: [ 873.583890][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 873.584020][ T32] r10:8291a684 r9:df9edd84 r8:00000002 r7:60000113 r6:df9edd8c r5:841c9800 [ 873.584097][ T32] r4:841c9800 [ 873.584245][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 873.584500][ T32] r5:841c9800 r4:8291a680 [ 873.584568][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.584696][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 873.584809][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9ede08 [ 873.584869][ T32] r4:00000000 [ 873.584941][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 873.585056][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.585152][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.585251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e0d080 [ 873.585320][ T32] r4:00000000 [ 873.585406][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.585547][ T32] r9:83018005 r8:841c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [ 873.585604][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.585697][ T32] r5:00001000 r4:df991000 [ 873.585785][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.585890][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.585989][ T32] r5:850c378c r4:850c3400 [ 873.586035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.586138][ T32] r7:dddced80 r6:83018000 r5:850c378c r4:84c30480 [ 873.586210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.586329][ T32] r10:61c88647 r9:841c9800 r8:84c304ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.586389][ T32] r4:84c30480 [ 873.586438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.586547][ T32] r10:00000000 r9:84c30480 r8:80287e08 r7:df9c5e60 r6:8454fe00 r5:841c9800 [ 873.586616][ T32] r4:00000001 [ 873.586718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.586811][ T32] Exception stack(0xdf9edfb0 to 0xdf9edff8) [ 873.586880][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.586964][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.587032][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.587105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.587159][ T32] r4:84c27580 [ 873.587765][ T32] INFO: task kworker/0:6:3119 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 873.587847][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.588007][ T32] Workqueue: events bpf_prog_free_deferred [ 873.588139][ T32] Call trace: [ 873.588217][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 873.588328][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 873.588375][ T32] r4:00000000 [ 873.588529][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.588624][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 873.588696][ T32] 1d20: 93e21000 eca77000 00000001 80239b98 7f035000 00000001 [ 873.588849][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 873.602406][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.602498][ T32] r5:800f0013 r4:80239bb0 [ 873.602550][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.602673][ T32] r4:82ac21e4 [ 873.602723][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.602822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 873.602896][ T32] r4:dffe1dc0 [ 873.602961][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.603159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 873.603219][ T32] r4:00000000 [ 873.603268][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.603375][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 873.603484][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.603595][ T32] r5:00001000 r4:dfeb3000 [ 873.603644][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.603739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.603850][ T32] r5:84e5378c r4:84e53400 [ 873.603902][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.604012][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 873.604066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.604178][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.604232][ T32] r4:84e0be80 [ 873.604375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.604560][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 873.604624][ T32] r4:00000001 [ 873.604673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.604761][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 873.604863][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.604948][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.605024][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.605169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.605238][ T32] r4:84d87ac0 [ 873.605310][ T32] INFO: task kworker/0:7:3123 blocked for more than 450 seconds. [ 873.605459][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.605525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.605576][ T32] task:kworker/0:7 state:D stack:0 pid:3123 tgid:3123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.605695][ T32] Workqueue: events bpf_prog_free_deferred [ 873.605795][ T32] Call trace: [ 873.605873][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 873.605993][ T32] r10:8291a684 r9:df9fdd84 r8:00000002 r7:60000113 r6:df9fdd8c r5:841c8c00 [ 873.606048][ T32] r4:841c8c00 [ 873.606097][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 873.606233][ T32] r5:841c8c00 r4:8291a680 [ 873.606301][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.606405][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 873.606517][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9fde08 [ 873.606583][ T32] r4:00000000 [ 873.606637][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 873.606724][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.606815][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.606922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e09d40 [ 873.606976][ T32] r4:00000000 [ 873.607025][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.607129][ T32] r9:83018005 r8:841c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [ 873.607210][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.607337][ T32] r5:00001000 r4:df9c7000 [ 873.607397][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.607491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.607598][ T32] r5:8514938c r4:85149000 [ 873.607682][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.607802][ T32] r7:dddced80 r6:83018000 r5:8514938c r4:84c30580 [ 873.607856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.607970][ T32] r10:61c88647 r9:841c8c00 r8:84c305ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.608045][ T32] r4:84c30580 [ 873.608101][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.608262][ T32] r10:00000000 r9:84c30580 r8:80287e08 r7:df9c5e60 r6:8454f080 r5:841c8c00 [ 873.608328][ T32] r4:00000001 [ 873.608413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.608569][ T32] Exception stack(0xdf9fdfb0 to 0xdf9fdff8) [ 873.608646][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.620540][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.620696][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.620778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.620834][ T32] r4:84566f00 [ 873.621517][ T32] INFO: task kworker/0:7:3123 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 873.621600][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.621744][ T32] Workqueue: events bpf_prog_free_deferred [ 873.621915][ T32] Call trace: [ 873.622003][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 873.622124][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 873.622213][ T32] r4:00000000 [ 873.622296][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.622407][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 873.622483][ T32] 1d20: 93e21000 eca77000 00000001 80239b98 7f035000 00000001 [ 873.622600][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 873.622684][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.622771][ T32] r5:800f0013 r4:80239bb0 [ 873.622870][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.622978][ T32] r4:82ac21e4 [ 873.623031][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.623134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 873.623253][ T32] r4:dffe1dc0 [ 873.623328][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.623441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 873.623519][ T32] r4:00000000 [ 873.623582][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.623704][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 873.623756][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.623856][ T32] r5:00001000 r4:dfeb3000 [ 873.623909][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.624008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.624151][ T32] r5:84e5378c r4:84e53400 [ 873.624219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.624329][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 873.624378][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.624497][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.624568][ T32] r4:84e0be80 [ 873.624625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.624740][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 873.624810][ T32] r4:00000001 [ 873.624865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.625007][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 873.625081][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.625157][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.625226][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.625403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.625477][ T32] r4:84d87ac0 [ 873.625821][ T32] INFO: task kworker/0:8:3124 blocked for more than 450 seconds. [ 873.625933][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.626004][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.626053][ T32] task:kworker/0:8 state:D stack:0 pid:3124 tgid:3124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.626187][ T32] Workqueue: events bpf_prog_free_deferred [ 873.626309][ T32] Call trace: [ 873.626396][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 873.626530][ T32] r10:8291a684 r9:dfa05d84 r8:00000002 r7:60000113 r6:dfa05d8c r5:841cec00 [ 873.626589][ T32] r4:841cec00 [ 873.626649][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 873.626748][ T32] r5:841cec00 r4:8291a680 [ 873.626795][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.626883][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 873.627041][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa05e08 [ 873.627101][ T32] r4:00000000 [ 873.627143][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 873.627215][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.627300][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.627410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84301f40 [ 873.627466][ T32] r4:00000000 [ 873.627513][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.627628][ T32] r9:83018005 r8:841cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [ 873.627684][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.627784][ T32] r5:00001000 r4:df99d000 [ 873.627835][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.627924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.628023][ T32] r5:85195b8c r4:85195800 [ 873.628086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.628207][ T32] r7:dddced80 r6:83018000 r5:85195b8c r4:84c30600 [ 873.628312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.628438][ T32] r10:61c88647 r9:841cec00 r8:84c3062c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.628535][ T32] r4:84c30600 [ 873.628593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.628724][ T32] r10:00000000 r9:84c30600 r8:80287e08 r7:df9fde60 r6:843eba80 r5:841cec00 [ 873.645805][ T32] r4:00000001 [ 873.645977][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.646123][ T32] Exception stack(0xdfa05fb0 to 0xdfa05ff8) [ 873.646206][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 873.646283][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.646348][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.646430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.646496][ T32] r4:84534540 [ 873.647120][ T32] INFO: task kworker/0:8:3124 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 873.647207][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.647442][ T32] Workqueue: events bpf_prog_free_deferred [ 873.647595][ T32] Call trace: [ 873.647686][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 873.647809][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 873.647923][ T32] r4:00000000 [ 873.648003][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.648118][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 873.648200][ T32] 1d20: 93e21000 eca77000 00000001 80239b98 7f035000 00000001 [ 873.648297][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 873.648364][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.648430][ T32] r5:800f0013 r4:80239bb0 [ 873.648494][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.648627][ T32] r4:82ac21e4 [ 873.648701][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.657142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 873.657295][ T32] r4:dffe1dc0 [ 873.657389][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.657547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 873.657606][ T32] r4:00000000 [ 873.657713][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.657845][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 873.657902][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.658010][ T32] r5:00001000 r4:dfeb3000 [ 873.658071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.658169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.658285][ T32] r5:84e5378c r4:84e53400 [ 873.658334][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.658455][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 873.658510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.658627][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.658704][ T32] r4:84e0be80 [ 873.658868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.666452][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 873.666532][ T32] r4:00000001 [ 873.666614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.666737][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 873.666841][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.666929][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.667001][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.667076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.667133][ T32] r4:84d87ac0 [ 873.667216][ T32] INFO: task kworker/0:9:3127 blocked for more than 450 seconds. [ 873.667295][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.667449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.667523][ T32] task:kworker/0:9 state:D stack:0 pid:3127 tgid:3127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.667691][ T32] Workqueue: events bpf_prog_free_deferred [ 873.667855][ T32] Call trace: [ 873.667938][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 873.668065][ T32] r10:8291a684 r9:dfa11d84 r8:00000002 r7:60000113 r6:dfa11d8c r5:841cd400 [ 873.668119][ T32] r4:841cd400 [ 873.668168][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 873.668292][ T32] r5:841cd400 r4:8291a680 [ 873.668347][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.668440][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 873.668544][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa11e08 [ 873.668598][ T32] r4:00000000 [ 873.668646][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 873.668830][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.677427][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.677589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e121c0 [ 873.677662][ T32] r4:00000000 [ 873.677717][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.677828][ T32] r9:83018005 r8:841cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 873.677880][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.677980][ T32] r5:00001000 r4:dffc1000 [ 873.678032][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.678121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.678217][ T32] r5:8514a38c r4:8514a000 [ 873.678267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.678371][ T32] r7:dddced80 r6:83018000 r5:8514a38c r4:84c30680 [ 873.678442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.678552][ T32] r10:61c88647 r9:841cd400 r8:84c306ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.678606][ T32] r4:84c30680 [ 873.678672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.679306][ T32] r10:00000000 r9:84c30680 r8:80287e08 r7:df9fde60 r6:843ebb00 r5:841cd400 [ 873.679375][ T32] r4:00000001 [ 873.679436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.679564][ T32] Exception stack(0xdfa11fb0 to 0xdfa11ff8) [ 873.679734][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.679829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.679904][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.679976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.680032][ T32] r4:845343c0 [ 873.680627][ T32] INFO: task kworker/0:9:3127 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 873.680738][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.680891][ T32] Workqueue: events bpf_prog_free_deferred [ 873.680994][ T32] Call trace: [ 873.681071][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 873.681223][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 873.681281][ T32] r4:00000000 [ 873.681325][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.681459][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 873.681529][ T32] 1d20: 93e21000 eca77000 00000001 80239b98 7f035000 00000001 [ 873.681598][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 873.681661][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.681720][ T32] r5:800f0013 r4:80239bb0 [ 873.681770][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.681871][ T32] r4:82ac21e4 [ 873.681931][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.682028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 873.682098][ T32] r4:dffe1dc0 [ 873.682161][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.682298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 873.682376][ T32] r4:00000000 [ 873.682479][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.682602][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 873.682653][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.682766][ T32] r5:00001000 r4:dfeb3000 [ 873.682817][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.682907][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.683023][ T32] r5:84e5378c r4:84e53400 [ 873.683089][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.683198][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 873.683252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.683373][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.683436][ T32] r4:84e0be80 [ 873.683507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.683649][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 873.683706][ T32] r4:00000001 [ 873.683771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.683869][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 873.683962][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.684035][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.684101][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.684232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.684293][ T32] r4:84d87ac0 [ 873.684360][ T32] INFO: task kworker/0:10:3130 blocked for more than 450 seconds. [ 873.684463][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.684540][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.684600][ T32] task:kworker/0:10 state:D stack:0 pid:3130 tgid:3130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.684702][ T32] Workqueue: events bpf_prog_free_deferred [ 873.684792][ T32] Call trace: [ 873.684898][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 873.685025][ T32] r10:8291a684 r9:dfa31d84 r8:00000002 r7:60000113 r6:dfa31d8c r5:83865400 [ 873.685107][ T32] r4:83865400 [ 873.685171][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 873.685267][ T32] r5:83865400 r4:8291a680 [ 873.685312][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.685449][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 873.685550][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa31e08 [ 873.685618][ T32] r4:00000000 [ 873.685662][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 873.685738][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.685824][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.685924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d54680 [ 873.685982][ T32] r4:00000000 [ 873.686036][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.686150][ T32] r9:83018005 r8:83865400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 873.686214][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.686322][ T32] r5:00001000 r4:dfa79000 [ 873.686393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.686489][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.686585][ T32] r5:8514af8c r4:8514ac00 [ 873.686629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.686732][ T32] r7:dddced80 r6:83018000 r5:8514af8c r4:84c30700 [ 873.686780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.686889][ T32] r10:61c88647 r9:83865400 r8:84c3072c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.686945][ T32] r4:84c30700 [ 873.686983][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.687057][ T32] r10:00000000 r9:84c30700 r8:80287e08 r7:dfa11e60 r6:84727000 r5:83865400 [ 873.687113][ T32] r4:00000001 [ 873.687170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.687288][ T32] Exception stack(0xdfa31fb0 to 0xdfa31ff8) [ 873.687362][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.687443][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.687510][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.687582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.687633][ T32] r4:8410ea40 [ 873.687990][ T32] INFO: task kworker/0:10:3130 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 873.688067][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.688197][ T32] Workqueue: events bpf_prog_free_deferred [ 873.688332][ T32] Call trace: [ 873.688419][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 873.688548][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 873.688604][ T32] r4:00000000 [ 873.688672][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.688858][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 873.709888][ T32] 1d20: 93e21000 eca77000 00000001 80239b98 7f035000 00000001 [ 873.709997][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 873.710093][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.710175][ T32] r5:800f0013 r4:80239bb0 [ 873.710236][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.710373][ T32] r4:82ac21e4 [ 873.710442][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.710585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 873.710654][ T32] r4:dffe1dc0 [ 873.710723][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.710841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 873.710895][ T32] r4:00000000 [ 873.710985][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.711104][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 873.711158][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.711267][ T32] r5:00001000 r4:dfeb3000 [ 873.711321][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.711430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.711535][ T32] r5:84e5378c r4:84e53400 [ 873.711657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.711787][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 873.711846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.711967][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.712025][ T32] r4:84e0be80 [ 873.712074][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.712188][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 873.712254][ T32] r4:00000001 [ 873.712319][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.712425][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 873.712494][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.712564][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.712664][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.712747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.712823][ T32] r4:84d87ac0 [ 873.712967][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.713148][ T32] INFO: task kworker/0:11:3131 blocked for more than 450 seconds. [ 873.713235][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.713297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.713373][ T32] task:kworker/0:11 state:D stack:0 pid:3131 tgid:3131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.713502][ T32] Workqueue: events bpf_prog_free_deferred [ 873.713609][ T32] Call trace: [ 873.713684][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 873.713803][ T32] r10:8291a684 r9:dfa35d84 r8:00000002 r7:60000013 r6:dfa35d8c r5:83861800 [ 873.713857][ T32] r4:83861800 [ 873.713985][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 873.714190][ T32] r5:83861800 r4:8291a680 [ 873.714255][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.714365][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 873.714484][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa35e08 [ 873.714543][ T32] r4:00000000 [ 873.714621][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 873.714720][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.714808][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.714942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8458e180 [ 873.715005][ T32] r4:00000000 [ 873.715051][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.715173][ T32] r9:83018005 r8:83861800 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 873.715253][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.715378][ T32] r5:00001000 r4:ead8f000 [ 873.715464][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.715561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.715676][ T32] r5:8514bf8c r4:8514bc00 [ 873.715744][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.715862][ T32] r7:dddced80 r6:83018000 r5:8514bf8c r4:84c30400 [ 873.715934][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.716051][ T32] r10:61c88647 r9:83861800 r8:84c3042c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.716121][ T32] r4:84c30400 [ 873.716226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.716348][ T32] r10:00000000 r9:84c30400 r8:80287e08 r7:dfa31e60 r6:84727200 r5:83861800 [ 873.716424][ T32] r4:00000001 [ 873.716480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.716575][ T32] Exception stack(0xdfa35fb0 to 0xdfa35ff8) [ 873.716656][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 873.716724][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.716791][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.716860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.716914][ T32] r4:8457ae00 [ 873.717577][ T32] INFO: task kworker/0:11:3131 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 873.717668][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.717830][ T32] Workqueue: events bpf_prog_free_deferred [ 873.717946][ T32] Call trace: [ 873.718043][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 873.718194][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 873.718266][ T32] r4:00000000 [ 873.718317][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.718419][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 873.718506][ T32] 1d20: 93e21000 eca77000 00000001 80239b98 7f035000 00000001 [ 873.718617][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 873.718686][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.718748][ T32] r5:800f0013 r4:80239bb0 [ 873.718798][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.738514][ T32] r4:82ac21e4 [ 873.738657][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.738855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 873.739557][ T32] r4:dffe1dc0 [ 873.739664][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.739799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 873.739871][ T32] r4:00000000 [ 873.739952][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.740071][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 873.740131][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.740244][ T32] r5:00001000 r4:dfeb3000 [ 873.740299][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.740435][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.740559][ T32] r5:84e5378c r4:84e53400 [ 873.740612][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.740743][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 873.740802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.740914][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.741004][ T32] r4:84e0be80 [ 873.741068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.741212][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 873.741351][ T32] r4:00000001 [ 873.741467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.741580][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 873.741667][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.741734][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.741797][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.741868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.741919][ T32] r4:84d87ac0 [ 873.741989][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.742082][ T32] INFO: task kworker/0:12:3133 blocked for more than 450 seconds. [ 873.742156][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.742213][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.742259][ T32] task:kworker/0:12 state:D stack:0 pid:3133 tgid:3133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.742380][ T32] Workqueue: events bpf_prog_free_deferred [ 873.742506][ T32] Call trace: [ 873.742602][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 873.742738][ T32] r10:8291a684 r9:dfa49d84 r8:00000002 r7:60000113 r6:dfa49d8c r5:83860c00 [ 873.742794][ T32] r4:83860c00 [ 873.742852][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 873.742959][ T32] r5:83860c00 r4:8291a680 [ 873.743024][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.743124][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 873.743226][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa49e08 [ 873.743284][ T32] r4:00000000 [ 873.743328][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 873.743419][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.743508][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.743610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fb1c0 [ 873.743664][ T32] r4:00000000 [ 873.743715][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.743830][ T32] r9:83018005 r8:83860c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 873.743881][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.744063][ T32] r5:00001000 r4:eadbb000 [ 873.744132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.744235][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.744369][ T32] r5:853b2f8c r4:853b2c00 [ 873.744434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.744578][ T32] r7:dddced80 r6:83018000 r5:853b2f8c r4:84c30800 [ 873.744634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.744804][ T32] r10:61c88647 r9:83860c00 r8:84c3082c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.744870][ T32] r4:84c30800 [ 873.744914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.745020][ T32] r10:00000000 r9:84c30800 r8:80287e08 r7:dfa35e60 r6:8394bb80 r5:83860c00 [ 873.745084][ T32] r4:00000001 [ 873.745139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.745227][ T32] Exception stack(0xdfa49fb0 to 0xdfa49ff8) [ 873.745295][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 873.745401][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.745473][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.745541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.745624][ T32] r4:84574100 [ 873.746250][ T32] INFO: task kworker/0:12:3133 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 873.746370][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.746560][ T32] Workqueue: events bpf_prog_free_deferred [ 873.746688][ T32] Call trace: [ 873.746802][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 873.746930][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 873.746988][ T32] r4:00000000 [ 873.747065][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.747165][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 873.747237][ T32] 1d20: 93e21000 eca77000 00000001 80239b98 7f035000 00000001 [ 873.747309][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 873.747408][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.747476][ T32] r5:800f0013 r4:80239bb0 [ 873.747527][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.747655][ T32] r4:82ac21e4 [ 873.747722][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.747828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 873.747886][ T32] r4:dffe1dc0 [ 873.747937][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.748068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 873.748130][ T32] r4:00000000 [ 873.748273][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.748400][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 873.748465][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.748568][ T32] r5:00001000 r4:dfeb3000 [ 873.748617][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.748711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.765995][ T32] r5:84e5378c r4:84e53400 [ 873.766163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.766328][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 873.766404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.766527][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.766611][ T32] r4:84e0be80 [ 873.766673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.766792][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 873.766854][ T32] r4:00000001 [ 873.766910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.767005][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 873.767083][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.767182][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.767288][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.767380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.767447][ T32] r4:84d87ac0 [ 873.767499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.767593][ T32] INFO: task kworker/0:13:3134 blocked for more than 450 seconds. [ 873.767678][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.767743][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.767796][ T32] task:kworker/0:13 state:D stack:0 pid:3134 tgid:3134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.767920][ T32] Workqueue: events bpf_prog_free_deferred [ 873.768051][ T32] Call trace: [ 873.768182][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 873.768316][ T32] r10:8291a684 r9:dfa4dd84 r8:00000002 r7:60000113 r6:dfa4dd8c r5:83863c00 [ 873.768400][ T32] r4:83863c00 [ 873.768459][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 873.768578][ T32] r5:83863c00 r4:8291a680 [ 873.768629][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.768744][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 873.772913][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa4de08 [ 873.772999][ T32] r4:00000000 [ 873.773078][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 873.773227][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.773364][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.773477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536a900 [ 873.773535][ T32] r4:00000000 [ 873.773585][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.773710][ T32] r9:83018005 r8:83863c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 873.773766][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.773871][ T32] r5:00001000 r4:eb253000 [ 873.773921][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.774021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.774124][ T32] r5:8466838c r4:84668000 [ 873.774181][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.774295][ T32] r7:dddced80 r6:83018000 r5:8466838c r4:84c30880 [ 873.774349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.774476][ T32] r10:61c88647 r9:83863c00 r8:84c308ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.774529][ T32] r4:84c30880 [ 873.774628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.774741][ T32] r10:00000000 r9:84c30880 r8:80287e08 r7:dfa49e60 r6:8394bb00 r5:83863c00 [ 873.774798][ T32] r4:00000001 [ 873.774852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.774974][ T32] Exception stack(0xdfa4dfb0 to 0xdfa4dff8) [ 873.775085][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.775167][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.775235][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.775372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.775444][ T32] r4:84574100 [ 873.776033][ T32] INFO: task kworker/0:13:3134 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 873.776121][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.776286][ T32] Workqueue: events bpf_prog_free_deferred [ 873.776414][ T32] Call trace: [ 873.776496][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 873.776623][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 873.776685][ T32] r4:00000000 [ 873.776742][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.776855][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 873.776943][ T32] 1d20: 93e21000 eca77000 00000001 80239b98 7f035000 00000001 [ 873.777031][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 873.777119][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.777188][ T32] r5:800f0013 r4:80239bb0 [ 873.777245][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.777410][ T32] r4:82ac21e4 [ 873.777481][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.777589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 873.777660][ T32] r4:dffe1dc0 [ 873.777738][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.777845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 873.777893][ T32] r4:00000000 [ 873.777933][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.778059][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 873.778119][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.778216][ T32] r5:00001000 r4:dfeb3000 [ 873.778263][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.778351][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.778457][ T32] r5:84e5378c r4:84e53400 [ 873.778508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.778647][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 873.778768][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.789591][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.789677][ T32] r4:84e0be80 [ 873.789731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.789904][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 873.789975][ T32] r4:00000001 [ 873.790020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.790098][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 873.790168][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.790243][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.790305][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.790377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.790438][ T32] r4:84d87ac0 [ 873.790494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.790560][ T32] INFO: task kworker/0:14:3137 blocked for more than 450 seconds. [ 873.790629][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.790683][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.790731][ T32] task:kworker/0:14 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.790930][ T32] Workqueue: events bpf_prog_free_deferred [ 873.791039][ T32] Call trace: [ 873.791109][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 873.791227][ T32] r10:8291a684 r9:dfa5dd84 r8:00000002 r7:60000113 r6:dfa5dd8c r5:83866000 [ 873.791287][ T32] r4:83866000 [ 873.791337][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 873.791479][ T32] r5:83866000 r4:8291a680 [ 873.791541][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.791633][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 873.791765][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa5de08 [ 873.791815][ T32] r4:00000000 [ 873.791857][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 873.791950][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.792045][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.792166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e1c00 [ 873.792223][ T32] r4:00000000 [ 873.792269][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.792402][ T32] r9:83018005 r8:83866000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 873.792472][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.792606][ T32] r5:00001000 r4:e8913000 [ 873.792659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.792750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.792844][ T32] r5:8466938c r4:84669000 [ 873.792891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.793051][ T32] r7:dddced80 r6:83018000 r5:8466938c r4:84c30780 [ 873.793107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.793233][ T32] r10:61c88647 r9:83866000 r8:84c307ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.793292][ T32] r4:84c30780 [ 873.793427][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.793544][ T32] r10:00000000 r9:84c30780 r8:80287e08 r7:dfa4de60 r6:83348880 r5:83866000 [ 873.793612][ T32] r4:00000001 [ 873.793664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.793777][ T32] Exception stack(0xdfa5dfb0 to 0xdfa5dff8) [ 873.793850][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.793916][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.793981][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.794056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.794108][ T32] r4:845742c0 [ 873.794744][ T32] INFO: task kworker/0:14:3137 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 873.794825][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.794952][ T32] Workqueue: events bpf_prog_free_deferred [ 873.795089][ T32] Call trace: [ 873.795201][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 873.795335][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 873.795409][ T32] r4:00000000 [ 873.795474][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.795583][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 873.795653][ T32] 1d20: 93e21000 eca77000 00000001 80239b98 7f035000 00000001 [ 873.795738][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 873.795798][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.795874][ T32] r5:800f0013 r4:80239bb0 [ 873.795939][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.796046][ T32] r4:82ac21e4 [ 873.796098][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.796203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 873.796261][ T32] r4:dffe1dc0 [ 873.796373][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.796503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 873.796571][ T32] r4:00000000 [ 873.796622][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.796729][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 873.796805][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.796905][ T32] r5:00001000 r4:dfeb3000 [ 873.796949][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.797056][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.797161][ T32] r5:84e5378c r4:84e53400 [ 873.797208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.797313][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 873.797403][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.797527][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.797602][ T32] r4:84e0be80 [ 873.797658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.797785][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 873.797840][ T32] r4:00000001 [ 873.797907][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.797996][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 873.798060][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.798134][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.798206][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.798280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.798336][ T32] r4:84d87ac0 [ 873.798390][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.798449][ T32] INFO: task kworker/0:15:3140 blocked for more than 450 seconds. [ 873.798521][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.798602][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.798660][ T32] task:kworker/0:15 state:D stack:0 pid:3140 tgid:3140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.817753][ T32] Workqueue: events bpf_prog_free_deferred [ 873.817997][ T32] Call trace: [ 873.818079][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 873.818238][ T32] r10:8291a684 r9:dfa75d84 r8:00000002 r7:60000113 r6:dfa75d8c r5:83866c00 [ 873.818302][ T32] r4:83866c00 [ 873.818352][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 873.818458][ T32] r5:83866c00 r4:8291a680 [ 873.818501][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.818590][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 873.818690][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa75e08 [ 873.818799][ T32] r4:00000000 [ 873.819364][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 873.819486][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.819580][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.819684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e1a40 [ 873.819739][ T32] r4:00000000 [ 873.819790][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.819902][ T32] r9:83018005 r8:83866c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 873.819955][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.820082][ T32] r5:00001000 r4:e00e1000 [ 873.820137][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.820235][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.820353][ T32] r5:8466978c r4:84669400 [ 873.820424][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.820535][ T32] r7:dddced80 r6:83018000 r5:8466978c r4:84c30980 [ 873.820585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.820696][ T32] r10:61c88647 r9:83866c00 r8:84c309ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.820749][ T32] r4:84c30980 [ 873.820797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.820904][ T32] r10:00000000 r9:84c30980 r8:80287e08 r7:dfa5de60 r6:83348800 r5:83866c00 [ 873.820957][ T32] r4:00000001 [ 873.821006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.821120][ T32] Exception stack(0xdfa75fb0 to 0xdfa75ff8) [ 873.821207][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 873.821280][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.821394][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.821470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.821529][ T32] r4:84574240 [ 873.822118][ T32] INFO: task kworker/0:15:3140 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 873.822200][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.822345][ T32] Workqueue: events bpf_prog_free_deferred [ 873.822460][ T32] Call trace: [ 873.822536][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 873.822655][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 873.822759][ T32] r4:00000000 [ 873.822812][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.822910][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 873.822981][ T32] 1d20: 93e21000 eca77000 00000001 80239b98 7f035000 00000001 [ 873.823051][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 873.823112][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.823170][ T32] r5:800f0013 r4:80239bb0 [ 873.823219][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.823315][ T32] r4:82ac21e4 [ 873.823387][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.823500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 873.823558][ T32] r4:dffe1dc0 [ 873.823602][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.823696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 873.823748][ T32] r4:00000000 [ 873.823827][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.823947][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 873.824013][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.824120][ T32] r5:00001000 r4:dfeb3000 [ 873.824175][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.824276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.824380][ T32] r5:84e5378c r4:84e53400 [ 873.824440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.824554][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 873.824612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.824736][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.824795][ T32] r4:84e0be80 [ 873.824863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.824984][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 873.825044][ T32] r4:00000001 [ 873.825090][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.825193][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 873.825265][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.825370][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.825455][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.825527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.825582][ T32] r4:84d87ac0 [ 873.825633][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.825694][ T32] INFO: task kworker/0:16:3141 blocked for more than 450 seconds. [ 873.825765][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.825825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.825890][ T32] task:kworker/0:16 state:D stack:0 pid:3141 tgid:3141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.826031][ T32] Workqueue: events bpf_prog_free_deferred [ 873.826131][ T32] Call trace: [ 873.826228][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 873.826344][ T32] r10:8291a684 r9:dfa81d84 r8:00000002 r7:60000113 r6:dfa81d8c r5:83863000 [ 873.826419][ T32] r4:83863000 [ 873.826486][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 873.826591][ T32] r5:83863000 r4:8291a680 [ 873.826644][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.826744][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 873.826856][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 [ 873.826913][ T32] r4:00000000 [ 873.826965][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 873.827058][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.827147][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.827271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467580 [ 873.827331][ T32] r4:00000000 [ 873.827393][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.827510][ T32] r9:83018005 r8:83863000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 873.827564][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.827664][ T32] r5:00001000 r4:eafad000 [ 873.827713][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.827808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.827906][ T32] r5:85496f8c r4:85496c00 [ 873.827957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.828087][ T32] r7:dddced80 r6:83018000 r5:85496f8c r4:84c30a80 [ 873.828152][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.828258][ T32] r10:61c88647 r9:83863000 r8:84c30aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.828314][ T32] r4:84c30a80 [ 873.828375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.828494][ T32] r10:00000000 r9:84c30a80 r8:80287e08 r7:dfa75e60 r6:83353580 r5:83863000 [ 873.828547][ T32] r4:00000001 [ 873.828605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.828686][ T32] Exception stack(0xdfa81fb0 to 0xdfa81ff8) [ 873.849685][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.849843][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.849914][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.849995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.850050][ T32] r4:84574600 [ 873.850650][ T32] INFO: task kworker/0:16:3141 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 873.850727][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.850857][ T32] Workqueue: events bpf_prog_free_deferred [ 873.851022][ T32] Call trace: [ 873.851119][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 873.851248][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 873.851320][ T32] r4:00000000 [ 873.851375][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.851482][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 873.851571][ T32] 1d20: 93e21000 eca77000 00000001 80239b98 7f035000 00000001 [ 873.851710][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 873.851775][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.851834][ T32] r5:800f0013 r4:80239bb0 [ 873.851943][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.852065][ T32] r4:82ac21e4 [ 873.852120][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.852238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 873.852296][ T32] r4:dffe1dc0 [ 873.852345][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.852457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 873.852511][ T32] r4:00000000 [ 873.852558][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.852670][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 873.852724][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.852822][ T32] r5:00001000 r4:dfeb3000 [ 873.852871][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.852991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.853091][ T32] r5:84e5378c r4:84e53400 [ 873.853142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.853252][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 873.853307][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.853474][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.853544][ T32] r4:84e0be80 [ 873.853605][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.853716][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 873.853771][ T32] r4:00000001 [ 873.853819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.853903][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 873.853966][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.854033][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.854121][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.854267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.854331][ T32] r4:84d87ac0 [ 873.854412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.854501][ T32] INFO: task kworker/0:17:3143 blocked for more than 450 seconds. [ 873.854592][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.854667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.854721][ T32] task:kworker/0:17 state:D stack:0 pid:3143 tgid:3143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.854831][ T32] Workqueue: events bpf_prog_free_deferred [ 873.854987][ T32] Call trace: [ 873.855065][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 873.855181][ T32] r10:8291a684 r9:dfa89d84 r8:00000002 r7:60000113 r6:dfa89d8c r5:8425e000 [ 873.855237][ T32] r4:8425e000 [ 873.855303][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 873.855481][ T32] r5:8425e000 r4:8291a680 [ 873.855561][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.855665][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 873.855776][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa89e08 [ 873.855835][ T32] r4:00000000 [ 873.855894][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 873.855987][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.856070][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.856175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467d00 [ 873.856240][ T32] r4:00000000 [ 873.856287][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.856435][ T32] r9:83018005 r8:8425e000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 873.856497][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.856596][ T32] r5:00001000 r4:eaad3000 [ 873.856644][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.856732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.856827][ T32] r5:85339b8c r4:85339800 [ 873.856877][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.856978][ T32] r7:dddced80 r6:83018000 r5:85339b8c r4:84c30900 [ 873.857041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.857150][ T32] r10:61c88647 r9:8425e000 r8:84c3092c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.857204][ T32] r4:84c30900 [ 873.857250][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.857414][ T32] r10:00000000 r9:84c30900 r8:80287e08 r7:dfa81e60 r6:83353500 r5:8425e000 [ 873.857470][ T32] r4:00000001 [ 873.857512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.857601][ T32] Exception stack(0xdfa89fb0 to 0xdfa89ff8) [ 873.857669][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 873.857734][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.857797][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.857865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.857919][ T32] r4:84574540 [ 873.858269][ T32] INFO: task kworker/0:17:3143 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 873.858348][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.858518][ T32] Workqueue: events bpf_prog_free_deferred [ 873.858617][ T32] Call trace: [ 873.874737][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 873.874986][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 873.875045][ T32] r4:00000000 [ 873.875092][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.875189][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 873.875267][ T32] 1d20: 93e21000 eca77000 00000001 80239b98 7f035000 00000001 [ 873.875338][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 873.875410][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.875473][ T32] r5:800f0013 r4:80239bb0 [ 873.875533][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.875633][ T32] r4:82ac21e4 [ 873.875684][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.875780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 873.875838][ T32] r4:dffe1dc0 [ 873.875887][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.875996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 873.876073][ T32] r4:00000000 [ 873.876133][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.876263][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 873.876318][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.876438][ T32] r5:00001000 r4:dfeb3000 [ 873.876506][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.876603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.876704][ T32] r5:84e5378c r4:84e53400 [ 873.876756][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.876924][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 873.877010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.877134][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.877191][ T32] r4:84e0be80 [ 873.877239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.877395][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 873.877486][ T32] r4:00000001 [ 873.877544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.877630][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 873.877697][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.877771][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.877867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.877949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.878007][ T32] r4:84d87ac0 [ 873.878080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.878148][ T32] INFO: task kworker/0:18:3144 blocked for more than 450 seconds. [ 873.878225][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.878287][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.878356][ T32] task:kworker/0:18 state:D stack:0 pid:3144 tgid:3144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.878519][ T32] Workqueue: events bpf_prog_free_deferred [ 873.888249][ T32] Call trace: [ 873.888467][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 873.888634][ T32] r10:8291a684 r9:dfa91d84 r8:00000002 r7:60000113 r6:dfa91d8c r5:8425bc00 [ 873.888706][ T32] r4:8425bc00 [ 873.889457][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 873.889649][ T32] r5:8425bc00 r4:8291a680 [ 873.889705][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.889804][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 873.889913][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa91e08 [ 873.889968][ T32] r4:00000000 [ 873.890019][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 873.890106][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.890225][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.890374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84574540 [ 873.890454][ T32] r4:00000000 [ 873.890509][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.890625][ T32] r9:83018005 r8:8425bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [ 873.890681][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.890803][ T32] r5:00001000 r4:dfa3f000 [ 873.890852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.890947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.891049][ T32] r5:8533af8c r4:8533ac00 [ 873.891100][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.891213][ T32] r7:dddced80 r6:83018000 r5:8533af8c r4:84c30b00 [ 873.891267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.891387][ T32] r10:61c88647 r9:8425bc00 r8:84c30b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.891443][ T32] r4:84c30b00 [ 873.891494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.891625][ T32] r10:00000000 r9:84c30b00 r8:80287e08 r7:dfa89e60 r6:843cef00 r5:8425bc00 [ 873.891686][ T32] r4:00000001 [ 873.891736][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.891828][ T32] Exception stack(0xdfa91fb0 to 0xdfa91ff8) [ 873.891899][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.891966][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.892026][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.892106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.892187][ T32] r4:84574540 [ 873.892773][ T32] INFO: task kworker/0:18:3144 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 873.892855][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.893022][ T32] Workqueue: events bpf_prog_free_deferred [ 873.893137][ T32] Call trace: [ 873.893225][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 873.893398][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 873.893456][ T32] r4:00000000 [ 873.893502][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.893596][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 873.893665][ T32] 1d20: 93e21000 eca77000 00000001 80239b98 7f035000 00000001 [ 873.893733][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 873.893792][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.893845][ T32] r5:800f0013 r4:80239bb0 [ 873.893891][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.893996][ T32] r4:82ac21e4 [ 873.894044][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.894139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 873.894193][ T32] r4:dffe1dc0 [ 873.894261][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.894373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 873.894491][ T32] r4:00000000 [ 873.894586][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.894691][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 873.894890][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.895006][ T32] r5:00001000 r4:dfeb3000 [ 873.895055][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.895148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.895251][ T32] r5:84e5378c r4:84e53400 [ 873.895316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.895435][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 873.895488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.895603][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.895659][ T32] r4:84e0be80 [ 873.895719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.895833][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 873.895891][ T32] r4:00000001 [ 873.895948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.896080][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 873.896167][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.896250][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.896337][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.896445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.896506][ T32] r4:84d87ac0 [ 873.896559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.896641][ T32] INFO: task kworker/0:19:3146 blocked for more than 450 seconds. [ 873.896769][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.896836][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.896885][ T32] task:kworker/0:19 state:D stack:0 pid:3146 tgid:3146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.897098][ T32] Workqueue: events bpf_prog_free_deferred [ 873.897216][ T32] Call trace: [ 873.897289][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 873.897444][ T32] r10:8291a684 r9:dfaa1d84 r8:00000002 r7:60000113 r6:dfaa1d8c r5:8425ec00 [ 873.897532][ T32] r4:8425ec00 [ 873.897623][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 873.897728][ T32] r5:8425ec00 r4:8291a680 [ 873.897780][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.897872][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 873.897970][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa1e08 [ 873.898025][ T32] r4:00000000 [ 873.898069][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 873.898152][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.898235][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.898329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855aec80 [ 873.898418][ T32] r4:00000000 [ 873.898475][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.898602][ T32] r9:83018005 r8:8425ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 873.898653][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.918474][ T32] r5:00001000 r4:eb77f000 [ 873.918572][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.918708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.919498][ T32] r5:854d7f8c r4:854d7c00 [ 873.923046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.941971][ T32] r7:dddced80 r6:83018000 r5:854d7f8c r4:84c30c00 [ 873.942065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.942208][ T32] r10:61c88647 r9:8425ec00 r8:84c30c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.942258][ T32] r4:84c30c00 [ 873.942299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.942407][ T32] r10:00000000 r9:84c30c00 r8:80287e08 r7:dfa91e60 r6:843cee00 r5:8425ec00 [ 873.942459][ T32] r4:00000001 [ 873.942504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.942586][ T32] Exception stack(0xdfaa1fb0 to 0xdfaa1ff8) [ 873.942654][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.942750][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.942820][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.942892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.942950][ T32] r4:845746c0 [ 873.943567][ T32] INFO: task kworker/0:19:3146 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 873.943644][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.943786][ T32] Workqueue: events bpf_prog_free_deferred [ 873.943914][ T32] Call trace: [ 873.944035][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 873.944150][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 873.944205][ T32] r4:00000000 [ 873.944303][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.944409][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 873.944476][ T32] 1d20: 945ae000 eca77000 00000001 80239b98 7f035000 00000001 [ 873.944545][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 873.944640][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.944730][ T32] r5:800f0013 r4:80239bb0 [ 873.944856][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.944965][ T32] r4:82ac21e4 [ 873.945014][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.945111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 873.945166][ T32] r4:dffe1dc0 [ 873.945212][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.945307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 873.945401][ T32] r4:00000000 [ 873.945450][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.945548][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 873.945600][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.945691][ T32] r5:00001000 r4:dfeb3000 [ 873.945737][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.945858][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.945957][ T32] r5:84e5378c r4:84e53400 [ 873.946008][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.946149][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 873.946209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.946311][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.946361][ T32] r4:84e0be80 [ 873.946412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.946520][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 873.946571][ T32] r4:00000001 [ 873.946648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.946738][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 873.946804][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.946904][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.946975][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.947072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.947133][ T32] r4:84d87ac0 [ 873.947192][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.947289][ T32] INFO: task kworker/0:20:3148 blocked for more than 450 seconds. [ 873.947419][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.947481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.947560][ T32] task:kworker/0:20 state:D stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.947683][ T32] Workqueue: events bpf_prog_free_deferred [ 873.947778][ T32] Call trace: [ 873.947846][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 873.947954][ T32] r10:8291a684 r9:df9d1d84 r8:00000002 r7:60000113 r6:df9d1d8c r5:83b4d400 [ 873.948007][ T32] r4:83b4d400 [ 873.948053][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 873.948149][ T32] r5:83b4d400 r4:8291a680 [ 873.948193][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.948316][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 873.948439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d1e08 [ 873.948489][ T32] r4:00000000 [ 873.948565][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 873.948659][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.948797][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.962983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85464ec0 [ 873.963189][ T32] r4:00000000 [ 873.963272][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.963441][ T32] r9:83018005 r8:83b4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 873.963540][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.963652][ T32] r5:00001000 r4:dfb5b000 [ 873.963700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.963784][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.963881][ T32] r5:8466a78c r4:8466a400 [ 873.963944][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.964052][ T32] r7:dddced80 r6:83018000 r5:8466a78c r4:84c30b80 [ 873.964107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.964223][ T32] r10:61c88647 r9:83b4d400 r8:84c30bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.964277][ T32] r4:84c30b80 [ 873.964326][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.964443][ T32] r10:00000000 r9:84c30b80 r8:80287e08 r7:dfaa1e60 r6:84c30100 r5:83b4d400 [ 873.964527][ T32] r4:00000001 [ 873.964614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.964706][ T32] Exception stack(0xdf9d1fb0 to 0xdf9d1ff8) [ 873.964774][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.964841][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.964937][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.965036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.965094][ T32] r4:84574780 [ 873.965725][ T32] INFO: task kworker/0:20:3148 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 873.965838][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.965997][ T32] Workqueue: events bpf_prog_free_deferred [ 873.966128][ T32] Call trace: [ 873.966276][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 873.966403][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 873.966466][ T32] r4:00000000 [ 873.966517][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.966644][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 873.966757][ T32] 1d20: 945ae000 eca77000 00000001 80239b98 7f035000 00000001 [ 873.966849][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 873.966916][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.966978][ T32] r5:800f0013 r4:80239bb0 [ 873.967032][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.967223][ T32] r4:82ac21e4 [ 873.967309][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.967465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 873.967533][ T32] r4:dffe1dc0 [ 873.967584][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.967689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 873.967743][ T32] r4:00000000 [ 873.967834][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.967959][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 873.968018][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.968131][ T32] r5:00001000 r4:dfeb3000 [ 873.968184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.968278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.968426][ T32] r5:84e5378c r4:84e53400 [ 873.968504][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.968622][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 873.968692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.979761][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.979843][ T32] r4:84e0be80 [ 873.979895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.980030][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 873.980084][ T32] r4:00000001 [ 873.980131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.980226][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 873.980321][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.980401][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.980506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.980594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.980648][ T32] r4:84d87ac0 [ 873.980774][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.980872][ T32] INFO: task kworker/0:21:3151 blocked for more than 451 seconds. [ 873.980943][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.981050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.981140][ T32] task:kworker/0:21 state:D stack:0 pid:3151 tgid:3151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.981301][ T32] Workqueue: events bpf_prog_free_deferred [ 873.981475][ T32] Call trace: [ 873.981569][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 873.981703][ T32] r10:8291a684 r9:dfaa5d84 r8:00000002 r7:60000013 r6:dfaa5d8c r5:83b56000 [ 873.981752][ T32] r4:83b56000 [ 873.981805][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 873.981906][ T32] r5:83b56000 r4:8291a680 [ 873.981967][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.982053][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 873.982149][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa5e08 [ 873.982249][ T32] r4:00000000 [ 873.982324][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 873.982421][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 873.982511][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.982652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530a680 [ 873.982720][ T32] r4:00000000 [ 873.982805][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.982920][ T32] r9:83018005 r8:83b56000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 873.982990][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.983106][ T32] r5:00001000 r4:dfa97000 [ 873.983164][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.983259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.983367][ T32] r5:8466ab8c r4:8466a800 [ 873.983422][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.983526][ T32] r7:dddced80 r6:83018000 r5:8466ab8c r4:84c30c80 [ 873.983591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.983711][ T32] r10:61c88647 r9:83b56000 r8:84c30cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.983778][ T32] r4:84c30c80 [ 873.983827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.983936][ T32] r10:00000000 r9:84c30c80 r8:80287e08 r7:dfaa1e60 r6:84c30d00 r5:83b56000 [ 873.983989][ T32] r4:00000001 [ 873.984036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.984118][ T32] Exception stack(0xdfaa5fb0 to 0xdfaa5ff8) [ 873.984188][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 873.984257][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.984320][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.984414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.984480][ T32] r4:84574a00 [ 873.985061][ T32] INFO: task kworker/0:21:3151 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 873.985144][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.985274][ T32] Workqueue: events bpf_prog_free_deferred [ 873.985418][ T32] Call trace: [ 873.985511][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 873.985630][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 873.985687][ T32] r4:00000000 [ 873.985738][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.985858][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 873.985974][ T32] 1d20: 945ae000 eca77000 00000001 80239b98 7f035000 00000001 [ 873.986063][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 873.986125][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 873.986218][ T32] r5:800f0013 r4:80239bb0 [ 873.986278][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.986377][ T32] r4:82ac21e4 [ 873.986447][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.986550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 873.986603][ T32] r4:dffe1dc0 [ 873.986651][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 873.986753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 873.986805][ T32] r4:00000000 [ 873.986855][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 873.987030][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 873.987096][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 873.987201][ T32] r5:00001000 r4:dfeb3000 [ 873.987254][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 873.987349][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.987459][ T32] r5:84e5378c r4:84e53400 [ 873.987508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.987620][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 873.987688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.987872][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.987936][ T32] r4:84e0be80 [ 873.987998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.988113][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 873.988181][ T32] r4:00000001 [ 873.988232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.988327][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 873.988399][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.988472][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.988540][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.988612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.988665][ T32] r4:84d87ac0 [ 873.988713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.988771][ T32] INFO: task kworker/0:22:3152 blocked for more than 451 seconds. [ 873.988880][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.006470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.006572][ T32] task:kworker/0:22 state:D stack:0 pid:3152 tgid:3152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.006714][ T32] Workqueue: events bpf_prog_free_deferred [ 874.006889][ T32] Call trace: [ 874.006975][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.007108][ T32] r10:8291a684 r9:dfa19d84 r8:00000002 r7:60000113 r6:dfa19d8c r5:83393000 [ 874.007169][ T32] r4:83393000 [ 874.007224][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.007330][ T32] r5:83393000 r4:8291a680 [ 874.007393][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.007548][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.007674][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa19e08 [ 874.007734][ T32] r4:00000000 [ 874.007789][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.007878][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.007971][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.008099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f80e80 [ 874.008175][ T32] r4:00000000 [ 874.008228][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.008345][ T32] r9:83018005 r8:83393000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 874.008413][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.008530][ T32] r5:00001000 r4:eb5fb000 [ 874.008616][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.008777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.017561][ T32] r5:8560bb8c r4:8560b800 [ 874.017659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.017883][ T32] r7:dddced80 r6:83018000 r5:8560bb8c r4:84c30d80 [ 874.017959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.018082][ T32] r10:61c88647 r9:83393000 r8:84c30dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.018182][ T32] r4:84c30d80 [ 874.018243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.018404][ T32] r10:00000000 r9:84c30d80 r8:80287e08 r7:dfaa1e60 r6:84c30a00 r5:83393000 [ 874.018465][ T32] r4:00000001 [ 874.018516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.018606][ T32] Exception stack(0xdfa19fb0 to 0xdfa19ff8) [ 874.018768][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.263879][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.268427][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.268552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.268617][ T32] r4:84574a00 [ 874.280048][ T32] INFO: task kworker/0:22:3152 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.280532][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.280971][ T32] Workqueue: events bpf_prog_free_deferred [ 874.281130][ T32] Call trace: [ 874.281210][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.281377][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.281442][ T32] r4:00000000 [ 874.281493][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.281590][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.281664][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.281738][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.281845][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.281916][ T32] r5:800f0013 r4:80239bb0 [ 874.281966][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.282062][ T32] r4:82ac21e4 [ 874.282108][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.282214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.282291][ T32] r4:dffe1dc0 [ 874.282376][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.282511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.282575][ T32] r4:00000000 [ 874.282629][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.282732][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.282787][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.282882][ T32] r5:00001000 r4:dfeb3000 [ 874.282931][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.283023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.283151][ T32] r5:84e5378c r4:84e53400 [ 874.283208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.283347][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.283406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.283521][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.283583][ T32] r4:84e0be80 [ 874.283633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.283775][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.283835][ T32] r4:00000001 [ 874.283883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.283969][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.284035][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.284154][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.284229][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.284300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.284353][ T32] r4:84d87ac0 [ 874.284410][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.284969][ T32] INFO: task kworker/0:125:3554 blocked for more than 451 seconds. [ 874.285054][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.285113][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.285169][ T32] task:kworker/0:125 state:D stack:0 pid:3554 tgid:3554 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.285279][ T32] Workqueue: events bpf_prog_free_deferred [ 874.285471][ T32] Call trace: [ 874.285546][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.285664][ T32] r10:8291a684 r9:e0015d84 r8:00000002 r7:60000113 r6:e0015d8c r5:84d99800 [ 874.285719][ T32] r4:84d99800 [ 874.285769][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.285891][ T32] r5:84d99800 r4:8291a680 [ 874.285947][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.286040][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.286141][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0015e08 [ 874.286201][ T32] r4:00000000 [ 874.286247][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.286331][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.286419][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.286521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa140 [ 874.286576][ T32] r4:00000000 [ 874.286624][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.286761][ T32] r9:83018005 r8:84d99800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 874.286818][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.286918][ T32] r5:00001000 r4:dfec5000 [ 874.286966][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.287056][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.287187][ T32] r5:84e53b8c r4:84e53800 [ 874.287273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.287389][ T32] r7:dddced80 r6:83018000 r5:84e53b8c r4:84e78280 [ 874.287444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.287554][ T32] r10:61c88647 r9:84d99800 r8:84e782ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.287605][ T32] r4:84e78280 [ 874.287651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.287785][ T32] r10:00000000 r9:84e78280 r8:80287e08 r7:dffe1e60 r6:84e78380 r5:84d99800 [ 874.287845][ T32] r4:00000001 [ 874.287893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.287997][ T32] Exception stack(0xe0015fb0 to 0xe0015ff8) [ 874.288071][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.288141][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.288249][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.288338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.288393][ T32] r4:84e7b500 [ 874.291375][ T32] INFO: task kworker/0:125:3554 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.291543][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.291743][ T32] Workqueue: events bpf_prog_free_deferred [ 874.291897][ T32] Call trace: [ 874.291981][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.292109][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.292189][ T32] r4:00000000 [ 874.292246][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.292340][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.292414][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.292486][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.292567][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.292632][ T32] r5:800f0013 r4:80239bb0 [ 874.292682][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.292779][ T32] r4:82ac21e4 [ 874.292830][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.292932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.292986][ T32] r4:dffe1dc0 [ 874.293035][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.293161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.293223][ T32] r4:00000000 [ 874.293271][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.293418][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.293474][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.293571][ T32] r5:00001000 r4:dfeb3000 [ 874.293639][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.293767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.293888][ T32] r5:84e5378c r4:84e53400 [ 874.293962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.294078][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.294159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.294272][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.294328][ T32] r4:84e0be80 [ 874.294378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.294491][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.294548][ T32] r4:00000001 [ 874.294618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.294716][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.294787][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.294863][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.294930][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.295001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.295054][ T32] r4:84d87ac0 [ 874.295107][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.295199][ T32] INFO: task kworker/1:109:3572 blocked for more than 451 seconds. [ 874.295273][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.295331][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.295381][ T32] task:kworker/1:109 state:D stack:0 pid:3572 tgid:3572 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.295583][ T32] Workqueue: events bpf_prog_free_deferred [ 874.295682][ T32] Call trace: [ 874.295775][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.295891][ T32] r10:8291a684 r9:e005dd84 r8:00000002 r7:60000113 r6:e005dd8c r5:84ce1800 [ 874.295947][ T32] r4:84ce1800 [ 874.295996][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.296092][ T32] r5:84ce1800 r4:8291a680 [ 874.296140][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.296262][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.296384][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e005de08 [ 874.296440][ T32] r4:00000000 [ 874.296505][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.296603][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.296685][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.296788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f9ac00 [ 874.296840][ T32] r4:00000000 [ 874.296905][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.297020][ T32] r9:83018205 r8:84ce1800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 874.297071][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.297182][ T32] r5:00001000 r4:dfa09000 [ 874.297230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.297418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.297537][ T32] r5:84ebcb8c r4:84ebc800 [ 874.297586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.297713][ T32] r7:ddde2d80 r6:83018200 r5:84ebcb8c r4:84e06280 [ 874.297777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.297891][ T32] r10:61c88647 r9:84ce1800 r8:84e062ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.297945][ T32] r4:84e06280 [ 874.297991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.298099][ T32] r10:00000000 r9:84e06280 r8:80287e08 r7:e0045e60 r6:84e78800 r5:84ce1800 [ 874.298159][ T32] r4:00000001 [ 874.298206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.298317][ T32] Exception stack(0xe005dfb0 to 0xe005dff8) [ 874.298419][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.298495][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.298577][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.298653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.298710][ T32] r4:84e08280 [ 874.299980][ T32] INFO: task kworker/1:109:3572 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.300139][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.300298][ T32] Workqueue: events bpf_prog_free_deferred [ 874.300421][ T32] Call trace: [ 874.300496][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.300620][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.300674][ T32] r4:00000000 [ 874.300743][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.300870][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.300954][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.301026][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.301090][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.301181][ T32] r5:800f0013 r4:80239bb0 [ 874.301230][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.301357][ T32] r4:82ac21e4 [ 874.301416][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.301522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.301576][ T32] r4:dffe1dc0 [ 874.301624][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.301745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.301807][ T32] r4:00000000 [ 874.301859][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.301986][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.302052][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.302169][ T32] r5:00001000 r4:dfeb3000 [ 874.302229][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.302324][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.302423][ T32] r5:84e5378c r4:84e53400 [ 874.302475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.302584][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.302651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.302785][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.302841][ T32] r4:84e0be80 [ 874.302890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.303018][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.303089][ T32] r4:00000001 [ 874.303163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.303264][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.303331][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.303400][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.303469][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.303539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.303591][ T32] r4:84d87ac0 [ 874.303641][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.303708][ T32] INFO: task kworker/1:111:3576 blocked for more than 451 seconds. [ 874.303780][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.303858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.303911][ T32] task:kworker/1:111 state:D stack:0 pid:3576 tgid:3576 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.304014][ T32] Workqueue: events bpf_prog_free_deferred [ 874.304104][ T32] Call trace: [ 874.304199][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.304315][ T32] r10:8291a684 r9:dffe9d84 r8:00000002 r7:60000113 r6:dffe9d8c r5:84d8bc00 [ 874.304372][ T32] r4:84d8bc00 [ 874.304423][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.304522][ T32] r5:84d8bc00 r4:8291a680 [ 874.304589][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.304687][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.304787][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffe9e08 [ 874.304839][ T32] r4:00000000 [ 874.304881][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.304960][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.305036][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.305127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e08a40 [ 874.305188][ T32] r4:00000000 [ 874.305238][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.305373][ T32] r9:83018205 r8:84d8bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 874.305447][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.305562][ T32] r5:00001000 r4:dfd65000 [ 874.305615][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.305709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.305804][ T32] r5:84ebc38c r4:84ebc000 [ 874.305852][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.305971][ T32] r7:ddde2d80 r6:83018200 r5:84ebc38c r4:84e06200 [ 874.306034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.306154][ T32] r10:61c88647 r9:84d8bc00 r8:84e0622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.306209][ T32] r4:84e06200 [ 874.306260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.306371][ T32] r10:00000000 r9:84e06200 r8:80287e08 r7:e005de60 r6:84e06380 r5:84d8bc00 [ 874.306427][ T32] r4:00000001 [ 874.306474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.306562][ T32] Exception stack(0xdffe9fb0 to 0xdffe9ff8) [ 874.306653][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.306731][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.306811][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.306887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.306943][ T32] r4:84e08500 [ 874.307361][ T32] INFO: task kworker/1:111:3576 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.307442][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.307573][ T32] Workqueue: events bpf_prog_free_deferred [ 874.307709][ T32] Call trace: [ 874.307813][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.307938][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.308016][ T32] r4:00000000 [ 874.308088][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.308208][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.308292][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.308366][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.308430][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.308490][ T32] r5:800f0013 r4:80239bb0 [ 874.308538][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.308637][ T32] r4:82ac21e4 [ 874.308684][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.309617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.309702][ T32] r4:dffe1dc0 [ 874.309756][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.309878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.309933][ T32] r4:00000000 [ 874.309985][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.310092][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.310154][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.310256][ T32] r5:00001000 r4:dfeb3000 [ 874.310304][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.310399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.310499][ T32] r5:84e5378c r4:84e53400 [ 874.310547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.310655][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.310710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.310820][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.310900][ T32] r4:84e0be80 [ 874.310974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.311084][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.311139][ T32] r4:00000001 [ 874.311197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.311290][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.311368][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.311461][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.311547][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.311638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.311693][ T32] r4:84d87ac0 [ 874.311762][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.311831][ T32] INFO: task kworker/0:126:3579 blocked for more than 451 seconds. [ 874.311902][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.311958][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.312007][ T32] task:kworker/0:126 state:D stack:0 pid:3579 tgid:3579 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.312122][ T32] Workqueue: events bpf_prog_free_deferred [ 874.312230][ T32] Call trace: [ 874.312348][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.312491][ T32] r10:8291a684 r9:e0071d84 r8:00000002 r7:60000113 r6:e0071d8c r5:84d8e000 [ 874.312549][ T32] r4:84d8e000 [ 874.312601][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.312699][ T32] r5:84d8e000 r4:8291a680 [ 874.312749][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.312840][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.312941][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0071e08 [ 874.312995][ T32] r4:00000000 [ 874.313060][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.313156][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.313240][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.313410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa340 [ 874.313507][ T32] r4:00000000 [ 874.313568][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.313695][ T32] r9:83018005 r8:84d8e000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 874.313750][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.313865][ T32] r5:00001000 r4:dfb51000 [ 874.313923][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.314016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.314131][ T32] r5:847d6f8c r4:847d6c00 [ 874.314190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.314297][ T32] r7:dddced80 r6:83018000 r5:847d6f8c r4:84e78900 [ 874.314347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.314462][ T32] r10:61c88647 r9:84d8e000 r8:84e7892c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.314516][ T32] r4:84e78900 [ 874.314582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.314695][ T32] r10:00000000 r9:84e78900 r8:80287e08 r7:e0015e60 r6:84e06180 r5:84d8e000 [ 874.314748][ T32] r4:00000001 [ 874.314797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.314899][ T32] Exception stack(0xe0071fb0 to 0xe0071ff8) [ 874.314994][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.315069][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.315136][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.315231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.315290][ T32] r4:84dfa100 [ 874.315941][ T32] INFO: task kworker/0:126:3579 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.316044][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.316233][ T32] Workqueue: events bpf_prog_free_deferred [ 874.316382][ T32] Call trace: [ 874.316461][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.316577][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.316653][ T32] r4:00000000 [ 874.316733][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.316843][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.316915][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.316986][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.317048][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.317107][ T32] r5:800f0013 r4:80239bb0 [ 874.317169][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.317283][ T32] r4:82ac21e4 [ 874.317361][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.317485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.317544][ T32] r4:dffe1dc0 [ 874.317593][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.317712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.317770][ T32] r4:00000000 [ 874.317818][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.317941][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.318011][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.318115][ T32] r5:00001000 r4:dfeb3000 [ 874.318182][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.318292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.318400][ T32] r5:84e5378c r4:84e53400 [ 874.318465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.318573][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.318625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.319485][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.319609][ T32] r4:84e0be80 [ 874.319662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.319794][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.319870][ T32] r4:00000001 [ 874.319943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.320040][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.320149][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.320242][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.320318][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.320406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.320460][ T32] r4:84d87ac0 [ 874.320539][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.320609][ T32] INFO: task kworker/0:127:3580 blocked for more than 451 seconds. [ 874.320675][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.320731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.320783][ T32] task:kworker/0:127 state:D stack:0 pid:3580 tgid:3580 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.320895][ T32] Workqueue: events bpf_prog_free_deferred [ 874.320996][ T32] Call trace: [ 874.321073][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.321225][ T32] r10:8291a684 r9:e0075d84 r8:00000002 r7:60000013 r6:e0075d8c r5:84d8a400 [ 874.321281][ T32] r4:84d8a400 [ 874.321363][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.321491][ T32] r5:84d8a400 r4:8291a680 [ 874.321550][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.321644][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.321747][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0075e08 [ 874.321801][ T32] r4:00000000 [ 874.321848][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.321932][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.322019][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.322120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa2c0 [ 874.322181][ T32] r4:00000000 [ 874.322230][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.322342][ T32] r9:83018005 r8:84d8a400 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 874.322401][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.322504][ T32] r5:00001000 r4:df97f000 [ 874.322552][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.322688][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.322794][ T32] r5:84e53f8c r4:84e53c00 [ 874.322844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.322951][ T32] r7:dddced80 r6:83018000 r5:84e53f8c r4:84e78a00 [ 874.323001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.323112][ T32] r10:61c88647 r9:84d8a400 r8:84e78a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.323190][ T32] r4:84e78a00 [ 874.323241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.323351][ T32] r10:00000000 r9:84e78a00 r8:80287e08 r7:e0071e60 r6:84e06300 r5:84d8a400 [ 874.323407][ T32] r4:00000001 [ 874.323471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.323613][ T32] Exception stack(0xe0075fb0 to 0xe0075ff8) [ 874.323683][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.323754][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.323840][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.323917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.323999][ T32] r4:84dfa100 [ 874.324633][ T32] INFO: task kworker/0:127:3580 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.324717][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.324891][ T32] Workqueue: events bpf_prog_free_deferred [ 874.324984][ T32] Call trace: [ 874.325085][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.325213][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.325290][ T32] r4:00000000 [ 874.325379][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.325478][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.325553][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.325620][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.325681][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.325738][ T32] r5:800f0013 r4:80239bb0 [ 874.325788][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.325895][ T32] r4:82ac21e4 [ 874.325948][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.326061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.326140][ T32] r4:dffe1dc0 [ 874.326192][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.326284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.326362][ T32] r4:00000000 [ 874.326433][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.326540][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.326590][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.326691][ T32] r5:00001000 r4:dfeb3000 [ 874.326740][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.326833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.326957][ T32] r5:84e5378c r4:84e53400 [ 874.327021][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.327154][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.327228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.327351][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.327409][ T32] r4:84e0be80 [ 874.327453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.327556][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.327611][ T32] r4:00000001 [ 874.327658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.327739][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.327797][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.327865][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.327934][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.328079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.328141][ T32] r4:84d87ac0 [ 874.328213][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.328291][ T32] INFO: task kworker/0:128:3583 blocked for more than 451 seconds. [ 874.328376][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.328438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.328489][ T32] task:kworker/0:128 state:D stack:0 pid:3583 tgid:3583 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.328615][ T32] Workqueue: events bpf_prog_free_deferred [ 874.328712][ T32] Call trace: [ 874.330559][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.330704][ T32] r10:8291a684 r9:e0081d84 r8:00000002 r7:60000113 r6:e0081d8c r5:84d8ec00 [ 874.330761][ T32] r4:84d8ec00 [ 874.330808][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.330909][ T32] r5:84d8ec00 r4:8291a680 [ 874.330985][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.331107][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.331233][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0081e08 [ 874.331292][ T32] r4:00000000 [ 874.331344][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.331437][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.331534][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.331640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa440 [ 874.331697][ T32] r4:00000000 [ 874.331770][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.331892][ T32] r9:83018005 r8:84d8ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 874.331947][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.332073][ T32] r5:00001000 r4:dfb6d000 [ 874.332130][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.332252][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.332376][ T32] r5:84e6438c r4:84e64000 [ 874.332432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.332544][ T32] r7:dddced80 r6:83018000 r5:84e6438c r4:84e78a80 [ 874.332596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.332724][ T32] r10:61c88647 r9:84d8ec00 r8:84e78aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.332784][ T32] r4:84e78a80 [ 874.332843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.332976][ T32] r10:00000000 r9:84e78a80 r8:80287e08 r7:df9d9e60 r6:84e06400 r5:84d8ec00 [ 874.333054][ T32] r4:00000001 [ 874.333114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.333247][ T32] Exception stack(0xe0081fb0 to 0xe0081ff8) [ 874.333325][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.333428][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.333494][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.333563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.333636][ T32] r4:84dfa5c0 [ 874.334282][ T32] INFO: task kworker/0:128:3583 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.334381][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.334633][ T32] Workqueue: events bpf_prog_free_deferred [ 874.334764][ T32] Call trace: [ 874.334850][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.334969][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.335024][ T32] r4:00000000 [ 874.335074][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.335174][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.335269][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.335350][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.335430][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.335509][ T32] r5:800f0013 r4:80239bb0 [ 874.335563][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.335683][ T32] r4:82ac21e4 [ 874.335752][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.335859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.335929][ T32] r4:dffe1dc0 [ 874.335981][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.336106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.336171][ T32] r4:00000000 [ 874.336221][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.336345][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.336423][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.336528][ T32] r5:00001000 r4:dfeb3000 [ 874.336578][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.336692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.336819][ T32] r5:84e5378c r4:84e53400 [ 874.336924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.337056][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.337110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.337231][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.337285][ T32] r4:84e0be80 [ 874.337374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.337498][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.337553][ T32] r4:00000001 [ 874.337600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.337681][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.337812][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.337894][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.337960][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.338045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.338107][ T32] r4:84d87ac0 [ 874.338168][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.338248][ T32] INFO: task kworker/0:129:3586 blocked for more than 451 seconds. [ 874.338353][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.338419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.338470][ T32] task:kworker/0:129 state:D stack:0 pid:3586 tgid:3586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.338594][ T32] Workqueue: events bpf_prog_free_deferred [ 874.338768][ T32] Call trace: [ 874.339519][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.339656][ T32] r10:8291a684 r9:e0069d84 r8:00000002 r7:60000113 r6:e0069d8c r5:84ce2400 [ 874.339711][ T32] r4:84ce2400 [ 874.339760][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.339858][ T32] r5:84ce2400 r4:8291a680 [ 874.339907][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.339999][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.340103][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0069e08 [ 874.340168][ T32] r4:00000000 [ 874.340218][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.340305][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.340397][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.340520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa640 [ 874.340610][ T32] r4:00000000 [ 874.340676][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.340776][ T32] r9:83018005 r8:84ce2400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 874.340829][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.340955][ T32] r5:00001000 r4:dfb95000 [ 874.341016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.341127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.341227][ T32] r5:84e6478c r4:84e64400 [ 874.341276][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.341415][ T32] r7:dddced80 r6:83018000 r5:84e6478c r4:84e78c80 [ 874.341479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.341590][ T32] r10:61c88647 r9:84ce2400 r8:84e78cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.341644][ T32] r4:84e78c80 [ 874.341691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.341799][ T32] r10:00000000 r9:84e78c80 r8:80287e08 r7:df9d9e60 r6:84e78980 r5:84ce2400 [ 874.341853][ T32] r4:00000001 [ 874.341904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.341992][ T32] Exception stack(0xe0069fb0 to 0xe0069ff8) [ 874.342059][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.342160][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.342239][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.342310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.342380][ T32] r4:84dfa480 [ 874.343013][ T32] INFO: task kworker/0:129:3586 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.343109][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.343284][ T32] Workqueue: events bpf_prog_free_deferred [ 874.343408][ T32] Call trace: [ 874.343487][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.343611][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.343668][ T32] r4:00000000 [ 874.343715][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.343801][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.343886][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.343963][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.344033][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.344094][ T32] r5:800f0013 r4:80239bb0 [ 874.344161][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.344265][ T32] r4:82ac21e4 [ 874.344329][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.344441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.344495][ T32] r4:dffe1dc0 [ 874.344555][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.344680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.344740][ T32] r4:00000000 [ 874.344793][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.344934][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.345007][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.345108][ T32] r5:00001000 r4:dfeb3000 [ 874.345171][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.345282][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.345454][ T32] r5:84e5378c r4:84e53400 [ 874.345510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.345625][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.345675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.345785][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.345837][ T32] r4:84e0be80 [ 874.345883][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.345998][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.346069][ T32] r4:00000001 [ 874.346152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.346246][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.346319][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.346387][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.346455][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.346578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.346675][ T32] r4:84d87ac0 [ 874.346744][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.346815][ T32] INFO: task kworker/0:130:3589 blocked for more than 451 seconds. [ 874.346898][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.346960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.347029][ T32] task:kworker/0:130 state:D stack:0 pid:3589 tgid:3589 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.347162][ T32] Workqueue: events bpf_prog_free_deferred [ 874.347257][ T32] Call trace: [ 874.347330][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.347467][ T32] r10:8291a684 r9:e0085d84 r8:00000002 r7:60000013 r6:e0085d8c r5:84ce3c00 [ 874.347547][ T32] r4:84ce3c00 [ 874.347628][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.347748][ T32] r5:84ce3c00 r4:8291a680 [ 874.347804][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.347898][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.348016][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0085e08 [ 874.348083][ T32] r4:00000000 [ 874.348133][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.348232][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.348332][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.348443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa780 [ 874.348498][ T32] r4:00000000 [ 874.348549][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.348676][ T32] r9:83018005 r8:84ce3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 874.349545][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.349678][ T32] r5:00001000 r4:dfbb3000 [ 874.349755][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.349857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.349954][ T32] r5:84e64b8c r4:84e64800 [ 874.350005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.350131][ T32] r7:dddced80 r6:83018000 r5:84e64b8c r4:84e78b80 [ 874.350212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.350330][ T32] r10:61c88647 r9:84ce3c00 r8:84e78bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.350382][ T32] r4:84e78b80 [ 874.350446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.350560][ T32] r10:00000000 r9:84e78b80 r8:80287e08 r7:df9d9e60 r6:84e78b00 r5:84ce3c00 [ 874.350630][ T32] r4:00000001 [ 874.350682][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.350770][ T32] Exception stack(0xe0085fb0 to 0xe0085ff8) [ 874.350838][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.350903][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.350971][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.351044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.351100][ T32] r4:84dfaac0 [ 874.351716][ T32] INFO: task kworker/0:130:3589 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.351823][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.352004][ T32] Workqueue: events bpf_prog_free_deferred [ 874.352113][ T32] Call trace: [ 874.352245][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.352378][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.352440][ T32] r4:00000000 [ 874.352501][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.352595][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.352688][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.352768][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.352835][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.352896][ T32] r5:800f0013 r4:80239bb0 [ 874.352948][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.353044][ T32] r4:82ac21e4 [ 874.353095][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.353224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.353306][ T32] r4:dffe1dc0 [ 874.353396][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.353499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.353555][ T32] r4:00000000 [ 874.353608][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.353718][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.353933][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.354070][ T32] r5:00001000 r4:dfeb3000 [ 874.354140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.354260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.354380][ T32] r5:84e5378c r4:84e53400 [ 874.354438][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.354550][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.354608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.354741][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.354813][ T32] r4:84e0be80 [ 874.354863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.355035][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.355101][ T32] r4:00000001 [ 874.355157][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.355246][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.355311][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.355382][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.355453][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.355523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.355600][ T32] r4:84d87ac0 [ 874.355676][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.355749][ T32] INFO: task kworker/0:131:3590 blocked for more than 451 seconds. [ 874.355825][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.355887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.355938][ T32] task:kworker/0:131 state:D stack:0 pid:3590 tgid:3590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.356043][ T32] Workqueue: events bpf_prog_free_deferred [ 874.356137][ T32] Call trace: [ 874.356245][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.356360][ T32] r10:8291a684 r9:dffd9d84 r8:00000002 r7:60000113 r6:dffd9d8c r5:84ce4800 [ 874.356433][ T32] r4:84ce4800 [ 874.356510][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.356633][ T32] r5:84ce4800 r4:8291a680 [ 874.356688][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.356788][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.356884][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffd9e08 [ 874.356938][ T32] r4:00000000 [ 874.356998][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.357082][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.357169][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.357274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa8c0 [ 874.357358][ T32] r4:00000000 [ 874.357415][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.357526][ T32] r9:83018005 r8:84ce4800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 874.357578][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.357677][ T32] r5:00001000 r4:dfbd9000 [ 874.357724][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.357814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.357942][ T32] r5:84e64f8c r4:84e64c00 [ 874.358019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.358134][ T32] r7:dddced80 r6:83018000 r5:84e64f8c r4:84e78d00 [ 874.358213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.358357][ T32] r10:61c88647 r9:84ce4800 r8:84e78d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.358419][ T32] r4:84e78d00 [ 874.358485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.358601][ T32] r10:00000000 r9:84e78d00 r8:80287e08 r7:df9d9e60 r6:84e78c00 r5:84ce4800 [ 874.358656][ T32] r4:00000001 [ 874.358703][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.359820][ T32] Exception stack(0xdffd9fb0 to 0xdffd9ff8) [ 874.359942][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.360023][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.360089][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.360171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.360229][ T32] r4:84dfaac0 [ 874.360834][ T32] INFO: task kworker/0:131:3590 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.360917][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.361060][ T32] Workqueue: events bpf_prog_free_deferred [ 874.361214][ T32] Call trace: [ 874.361320][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.361499][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.361564][ T32] r4:00000000 [ 874.361615][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.361705][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.361826][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.361935][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.362016][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.362107][ T32] r5:800f0013 r4:80239bb0 [ 874.362170][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.362267][ T32] r4:82ac21e4 [ 874.362314][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.362431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.362491][ T32] r4:dffe1dc0 [ 874.362547][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.362666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.362727][ T32] r4:00000000 [ 874.362776][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.362934][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.362998][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.363103][ T32] r5:00001000 r4:dfeb3000 [ 874.363176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.363277][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.363379][ T32] r5:84e5378c r4:84e53400 [ 874.363431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.363543][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.363599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.363710][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.363780][ T32] r4:84e0be80 [ 874.363834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.363968][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.364030][ T32] r4:00000001 [ 874.364080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.364184][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.364250][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.364337][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.364411][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.364499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.364563][ T32] r4:84d87ac0 [ 874.364614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.364672][ T32] INFO: task kworker/0:132:3593 blocked for more than 451 seconds. [ 874.364741][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.364818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.364895][ T32] task:kworker/0:132 state:D stack:0 pid:3593 tgid:3593 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.365007][ T32] Workqueue: events bpf_prog_free_deferred [ 874.365102][ T32] Call trace: [ 874.365198][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.365307][ T32] r10:8291a684 r9:e0095d84 r8:00000002 r7:60000013 r6:e0095d8c r5:84ce5400 [ 874.365412][ T32] r4:84ce5400 [ 874.365475][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.365582][ T32] r5:84ce5400 r4:8291a680 [ 874.365632][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.365722][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.365826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0095e08 [ 874.365901][ T32] r4:00000000 [ 874.365962][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.366050][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.366131][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.366251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfac00 [ 874.366302][ T32] r4:00000000 [ 874.366348][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.366453][ T32] r9:83018005 r8:84ce5400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 874.366504][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.366602][ T32] r5:00001000 r4:dfc27000 [ 874.366648][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.366735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.366852][ T32] r5:84e6578c r4:84e65400 [ 874.366921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.367034][ T32] r7:dddced80 r6:83018000 r5:84e6578c r4:84e78d80 [ 874.367084][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.367202][ T32] r10:61c88647 r9:84ce5400 r8:84e78dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.367255][ T32] r4:84e78d80 [ 874.367299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.367404][ T32] r10:00000000 r9:84e78d80 r8:80287e08 r7:df9d9e60 r6:84e78f00 r5:84ce5400 [ 874.367456][ T32] r4:00000001 [ 874.367554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.367644][ T32] Exception stack(0xe0095fb0 to 0xe0095ff8) [ 874.367706][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.367774][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.367837][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.367908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.367963][ T32] r4:84dfa980 [ 874.368322][ T32] INFO: task kworker/0:132:3593 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.368395][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.368522][ T32] Workqueue: events bpf_prog_free_deferred [ 874.368642][ T32] Call trace: [ 874.368791][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.380977][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.381061][ T32] r4:00000000 [ 874.381150][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.381285][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.381397][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.381458][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.381488][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.381523][ T32] r5:800f0013 r4:80239bb0 [ 874.381574][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.381628][ T32] r4:82ac21e4 [ 874.381649][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.381695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.381720][ T32] r4:dffe1dc0 [ 874.381755][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.382387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.382415][ T32] r4:00000000 [ 874.382438][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.382490][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.382512][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.382559][ T32] r5:00001000 r4:dfeb3000 [ 874.382580][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.382647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.382800][ T32] r5:84e5378c r4:84e53400 [ 874.383103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.383179][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.383205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.383258][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.383281][ T32] r4:84e0be80 [ 874.383302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.383357][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.383384][ T32] r4:00000001 [ 874.383404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.383468][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.383501][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.383531][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.383561][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.383592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.383640][ T32] r4:84d87ac0 [ 874.383668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.383700][ T32] INFO: task kworker/0:133:3594 blocked for more than 451 seconds. [ 874.383734][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.383759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.383783][ T32] task:kworker/0:133 state:D stack:0 pid:3594 tgid:3594 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.383845][ T32] Workqueue: events bpf_prog_free_deferred [ 874.383924][ T32] Call trace: [ 874.383973][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.384031][ T32] r10:8291a684 r9:e008dd84 r8:00000002 r7:60000013 r6:e008dd8c r5:84ce6000 [ 874.384055][ T32] r4:84ce6000 [ 874.384088][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.384184][ T32] r5:84ce6000 r4:8291a680 [ 874.384209][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.384567][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.384903][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e008de08 [ 874.385290][ T32] r4:00000000 [ 874.385320][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.385416][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.385475][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.385527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8454e500 [ 874.385550][ T32] r4:00000000 [ 874.385572][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.385624][ T32] r9:83018005 r8:84ce6000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 874.385645][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.385696][ T32] r5:00001000 r4:dfc65000 [ 874.385719][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.385761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.385934][ T32] r5:84e65f8c r4:84e65c00 [ 874.385970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.386023][ T32] r7:dddced80 r6:83018000 r5:84e65f8c r4:84e78e00 [ 874.386045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.386097][ T32] r10:61c88647 r9:84ce6000 r8:84e78e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.386120][ T32] r4:84e78e00 [ 874.386140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.386197][ T32] r10:00000000 r9:84e78e00 r8:80287e08 r7:e0095e60 r6:84e78e80 r5:84ce6000 [ 874.386219][ T32] r4:00000001 [ 874.386240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.386278][ T32] Exception stack(0xe008dfb0 to 0xe008dff8) [ 874.386308][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.386339][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.386367][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.386398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.386420][ T32] r4:84dfa980 [ 874.386764][ T32] INFO: task kworker/0:133:3594 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.387152][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.387244][ T32] Workqueue: events bpf_prog_free_deferred [ 874.387292][ T32] Call trace: [ 874.388425][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.388513][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.388539][ T32] r4:00000000 [ 874.388561][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.388604][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.388636][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.388808][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.405469][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.405564][ T32] r5:800f0013 r4:80239bb0 [ 874.405615][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.405741][ T32] r4:82ac21e4 [ 874.405788][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.405890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.405968][ T32] r4:dffe1dc0 [ 874.406018][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.406106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.406165][ T32] r4:00000000 [ 874.406209][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.406302][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.406329][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.406380][ T32] r5:00001000 r4:dfeb3000 [ 874.406403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.406446][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.406492][ T32] r5:84e5378c r4:84e53400 [ 874.406530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.406587][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.406610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.406661][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.406683][ T32] r4:84e0be80 [ 874.406703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.406758][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.406783][ T32] r4:00000001 [ 874.406820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.406865][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.406895][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.406927][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.406956][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.406988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.407010][ T32] r4:84d87ac0 [ 874.407034][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.407075][ T32] INFO: task kworker/0:134:3596 blocked for more than 451 seconds. [ 874.407109][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.407155][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.407182][ T32] task:kworker/0:134 state:D stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.407243][ T32] Workqueue: events bpf_prog_free_deferred [ 874.407290][ T32] Call trace: [ 874.407365][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.407451][ T32] r10:8291a684 r9:e0099d84 r8:00000002 r7:60000113 r6:e0099d8c r5:84ce6c00 [ 874.407501][ T32] r4:84ce6c00 [ 874.407525][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.407572][ T32] r5:84ce6c00 r4:8291a680 [ 874.407616][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.407687][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.407738][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0099e08 [ 874.407761][ T32] r4:00000000 [ 874.407780][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.407817][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.407853][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.407910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfae00 [ 874.407938][ T32] r4:00000000 [ 874.407959][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.408008][ T32] r9:83018005 r8:84ce6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 874.408030][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.408074][ T32] r5:00001000 r4:dfc47000 [ 874.408094][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.408135][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.408211][ T32] r5:84e65b8c r4:84e65800 [ 874.408235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.408285][ T32] r7:dddced80 r6:83018000 r5:84e65b8c r4:84e11100 [ 874.408305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.408357][ T32] r10:61c88647 r9:84ce6c00 r8:84e1112c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.408381][ T32] r4:84e11100 [ 874.408400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.408450][ T32] r10:00000000 r9:84e11100 r8:80287e08 r7:e008de60 r6:84e11000 r5:84ce6c00 [ 874.408473][ T32] r4:00000001 [ 874.408493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.408553][ T32] Exception stack(0xe0099fb0 to 0xe0099ff8) [ 874.408587][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.408617][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.408663][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.408792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.416825][ T32] r4:84dfabc0 [ 874.417198][ T32] INFO: task kworker/0:134:3596 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.417239][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.417314][ T32] Workqueue: events bpf_prog_free_deferred [ 874.417445][ T32] Call trace: [ 874.417502][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.417566][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.417591][ T32] r4:00000000 [ 874.417613][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.417657][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.417691][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.417722][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.417749][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.417775][ T32] r5:800f0013 r4:80239bb0 [ 874.417811][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.417862][ T32] r4:82ac21e4 [ 874.417884][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.417933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.417957][ T32] r4:dffe1dc0 [ 874.417977][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.418039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.418078][ T32] r4:00000000 [ 874.418104][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.418166][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.418189][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.418238][ T32] r5:00001000 r4:dfeb3000 [ 874.418260][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.418304][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.418352][ T32] r5:84e5378c r4:84e53400 [ 874.418373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.418429][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.418452][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.418504][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.418528][ T32] r4:84e0be80 [ 874.418561][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.418619][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.418667][ T32] r4:00000001 [ 874.418700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.423216][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.423306][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.423342][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.423372][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.423408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.423433][ T32] r4:84d87ac0 [ 874.423457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.423488][ T32] INFO: task kworker/0:135:3598 blocked for more than 451 seconds. [ 874.423523][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.423549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.423585][ T32] task:kworker/0:135 state:D stack:0 pid:3598 tgid:3598 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.423646][ T32] Workqueue: events bpf_prog_free_deferred [ 874.423701][ T32] Call trace: [ 874.423733][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.423791][ T32] r10:8291a684 r9:e00a1d84 r8:00000002 r7:60000013 r6:e00a1d8c r5:84d94800 [ 874.423814][ T32] r4:84d94800 [ 874.423851][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.423901][ T32] r5:84d94800 r4:8291a680 [ 874.423922][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.423964][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.424011][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00a1e08 [ 874.424057][ T32] r4:00000000 [ 874.424083][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.424122][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.424168][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.424213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e7b940 [ 874.424236][ T32] r4:00000000 [ 874.424256][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.424306][ T32] r9:83018005 r8:84d94800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 874.424328][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.424372][ T32] r5:00001000 r4:dfc83000 [ 874.424393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.424438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.424506][ T32] r5:84e6638c r4:84e66000 [ 874.424532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.424584][ T32] r7:dddced80 r6:83018000 r5:84e6638c r4:84e11080 [ 874.424606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.424656][ T32] r10:61c88647 r9:84d94800 r8:84e110ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.424679][ T32] r4:84e11080 [ 874.424721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.424776][ T32] r10:00000000 r9:84e11080 r8:80287e08 r7:e008de60 r6:84e11200 r5:84d94800 [ 874.424799][ T32] r4:00000001 [ 874.424863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.424919][ T32] Exception stack(0xe00a1fb0 to 0xe00a1ff8) [ 874.424959][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.424993][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.425021][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.425077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.425116][ T32] r4:84e7bdc0 [ 874.425545][ T32] INFO: task kworker/0:135:3598 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.425596][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.425657][ T32] Workqueue: events bpf_prog_free_deferred [ 874.425703][ T32] Call trace: [ 874.425733][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.425789][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.425813][ T32] r4:00000000 [ 874.425840][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.425923][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.425996][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.426030][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.426057][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.426082][ T32] r5:800f0013 r4:80239bb0 [ 874.426104][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.426162][ T32] r4:82ac21e4 [ 874.426232][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.426331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.426376][ T32] r4:dffe1dc0 [ 874.426437][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.426546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.426615][ T32] r4:00000000 [ 874.426658][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.426767][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.426833][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.426930][ T32] r5:00001000 r4:dfeb3000 [ 874.426974][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.427058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.427127][ T32] r5:84e5378c r4:84e53400 [ 874.427170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.427226][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.427256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.427379][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.427420][ T32] r4:84e0be80 [ 874.427441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.427495][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.427519][ T32] r4:00000001 [ 874.427538][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.427576][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.427605][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.427879][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.427912][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.427945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.427969][ T32] r4:84d87ac0 [ 874.427989][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.428015][ T32] INFO: task kworker/0:136:3600 blocked for more than 451 seconds. [ 874.428045][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.428069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.428091][ T32] task:kworker/0:136 state:D stack:0 pid:3600 tgid:3600 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.428139][ T32] Workqueue: events bpf_prog_free_deferred [ 874.428194][ T32] Call trace: [ 874.428224][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.428283][ T32] r10:8291a684 r9:e00a5d84 r8:00000002 r7:60000013 r6:e00a5d8c r5:84d8c800 [ 874.428366][ T32] r4:84d8c800 [ 874.428427][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.428509][ T32] r5:84d8c800 r4:8291a680 [ 874.428556][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.428604][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.428655][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00a5e08 [ 874.428700][ T32] r4:00000000 [ 874.428721][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.436901][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.437016][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.437082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e74280 [ 874.437107][ T32] r4:00000000 [ 874.437130][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.437198][ T32] r9:83018005 r8:84d8c800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 874.437223][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.437289][ T32] r5:00001000 r4:dfdbd000 [ 874.437360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.437416][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.437465][ T32] r5:84e66f8c r4:84e66c00 [ 874.437499][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.437572][ T32] r7:dddced80 r6:83018000 r5:84e66f8c r4:84e11280 [ 874.437624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.437680][ T32] r10:61c88647 r9:84d8c800 r8:84e112ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.437705][ T32] r4:84e11280 [ 874.437726][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.437830][ T32] r10:00000000 r9:84e11280 r8:80287e08 r7:e00a1e60 r6:84e06480 r5:84d8c800 [ 874.437866][ T32] r4:00000001 [ 874.437891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.437974][ T32] Exception stack(0xe00a5fb0 to 0xe00a5ff8) [ 874.438034][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.438067][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.438095][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.438127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.438159][ T32] r4:84e7bdc0 [ 874.438612][ T32] INFO: task kworker/0:136:3600 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.438657][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.444834][ T32] Workqueue: events bpf_prog_free_deferred [ 874.444986][ T32] Call trace: [ 874.445091][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.445218][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.445292][ T32] r4:00000000 [ 874.445365][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.445427][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.445499][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.445581][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.445643][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.445696][ T32] r5:800f0013 r4:80239bb0 [ 874.445738][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.445834][ T32] r4:82ac21e4 [ 874.445878][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.445970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.446018][ T32] r4:dffe1dc0 [ 874.446061][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.446169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.446232][ T32] r4:00000000 [ 874.446281][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.446404][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.446439][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.446487][ T32] r5:00001000 r4:dfeb3000 [ 874.446508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.446595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.446674][ T32] r5:84e5378c r4:84e53400 [ 874.446699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.446752][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.446773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.446824][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.446847][ T32] r4:84e0be80 [ 874.446867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.446956][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.447006][ T32] r4:00000001 [ 874.447029][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.447068][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.447098][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.447129][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.447166][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.447198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.447222][ T32] r4:84d87ac0 [ 874.447245][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.447275][ T32] INFO: task kworker/0:137:3603 blocked for more than 451 seconds. [ 874.447332][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.447363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.447400][ T32] task:kworker/0:137 state:D stack:0 pid:3603 tgid:3603 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.447473][ T32] Workqueue: events bpf_prog_free_deferred [ 874.447543][ T32] Call trace: [ 874.447599][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.447656][ T32] r10:8291a684 r9:e009dd84 r8:00000002 r7:60000013 r6:e009dd8c r5:84d8b000 [ 874.447679][ T32] r4:84d8b000 [ 874.447721][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.447772][ T32] r5:84d8b000 r4:8291a680 [ 874.447792][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.447835][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.447882][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e009de08 [ 874.447905][ T32] r4:00000000 [ 874.447926][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.447985][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.448042][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.448096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e74040 [ 874.448120][ T32] r4:00000000 [ 874.448155][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.448207][ T32] r9:83018005 r8:84d8b000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 874.448229][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.448296][ T32] r5:00001000 r4:dfd85000 [ 874.448320][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.448364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.448415][ T32] r5:84e6678c r4:84e66400 [ 874.448435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.448484][ T32] r7:dddced80 r6:83018000 r5:84e6678c r4:84e11180 [ 874.448506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.448557][ T32] r10:61c88647 r9:84d8b000 r8:84e111ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.448581][ T32] r4:84e11180 [ 874.448600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.448672][ T32] r10:00000000 r9:84e11180 r8:80287e08 r7:e00a5e60 r6:84e06500 r5:84d8b000 [ 874.448698][ T32] r4:00000001 [ 874.457275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.457507][ T32] Exception stack(0xe009dfb0 to 0xe009dff8) [ 874.457547][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.457598][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.457632][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.457667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.457691][ T32] r4:84e74100 [ 874.458043][ T32] INFO: task kworker/0:137:3603 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.458080][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.458151][ T32] Workqueue: events bpf_prog_free_deferred [ 874.458227][ T32] Call trace: [ 874.458275][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.458338][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.458363][ T32] r4:00000000 [ 874.458383][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.458429][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.458460][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.458492][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.458519][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.458543][ T32] r5:800f0013 r4:80239bb0 [ 874.458564][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.458608][ T32] r4:82ac21e4 [ 874.458629][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.458676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.458698][ T32] r4:dffe1dc0 [ 874.458790][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.460938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.460975][ T32] r4:00000000 [ 874.460998][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.461064][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.461121][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.461182][ T32] r5:00001000 r4:dfeb3000 [ 874.461204][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.461247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.461293][ T32] r5:84e5378c r4:84e53400 [ 874.461314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.461454][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.461506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.461577][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.461601][ T32] r4:84e0be80 [ 874.461623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.461674][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.461715][ T32] r4:00000001 [ 874.461741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.461783][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.461815][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.461847][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.461875][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.461906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.461951][ T32] r4:84d87ac0 [ 874.461979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.462010][ T32] INFO: task kworker/0:138:3606 blocked for more than 451 seconds. [ 874.462045][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.462070][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.462126][ T32] task:kworker/0:138 state:D stack:0 pid:3606 tgid:3606 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.462209][ T32] Workqueue: events bpf_prog_free_deferred [ 874.462254][ T32] Call trace: [ 874.462286][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.462383][ T32] r10:8291a684 r9:e00b5d84 r8:00000002 r7:60000013 r6:e00b5d8c r5:84d88c00 [ 874.462409][ T32] r4:84d88c00 [ 874.462431][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.462478][ T32] r5:84d88c00 r4:8291a680 [ 874.462499][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.462541][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.462589][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00b5e08 [ 874.462612][ T32] r4:00000000 [ 874.462632][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.462670][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.462707][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.462752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e74200 [ 874.462774][ T32] r4:00000000 [ 874.462807][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.462863][ T32] r9:83018005 r8:84d88c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 874.462888][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.462941][ T32] r5:00001000 r4:dfda7000 [ 874.462965][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.463008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.463053][ T32] r5:84e66b8c r4:84e66800 [ 874.463074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.463124][ T32] r7:dddced80 r6:83018000 r5:84e66b8c r4:84e11400 [ 874.463145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.463206][ T32] r10:61c88647 r9:84d88c00 r8:84e1142c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.463230][ T32] r4:84e11400 [ 874.463250][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.463300][ T32] r10:00000000 r9:84e11400 r8:80287e08 r7:e00a5e60 r6:84e06680 r5:84d88c00 [ 874.463324][ T32] r4:00000001 [ 874.463344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.463383][ T32] Exception stack(0xe00b5fb0 to 0xe00b5ff8) [ 874.463412][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.463457][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.463505][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.463545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.463569][ T32] r4:84e741c0 [ 874.463931][ T32] INFO: task kworker/0:138:3606 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.463969][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.464028][ T32] Workqueue: events bpf_prog_free_deferred [ 874.464072][ T32] Call trace: [ 874.464101][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.464164][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.464189][ T32] r4:00000000 [ 874.464210][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.464252][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.464284][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.464315][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.464366][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.464396][ T32] r5:800f0013 r4:80239bb0 [ 874.464418][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.464462][ T32] r4:82ac21e4 [ 874.464482][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.464528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.464552][ T32] r4:dffe1dc0 [ 874.464572][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.464641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.464670][ T32] r4:00000000 [ 874.464690][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.464751][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.464778][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.464824][ T32] r5:00001000 r4:dfeb3000 [ 874.464845][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.464887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.464934][ T32] r5:84e5378c r4:84e53400 [ 874.464956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.465007][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.465051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.465107][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.465179][ T32] r4:84e0be80 [ 874.465204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.465256][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.465280][ T32] r4:00000001 [ 874.465300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.465457][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.465502][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.465534][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.465565][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.465597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.465620][ T32] r4:84d87ac0 [ 874.465640][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.465665][ T32] INFO: task kworker/0:139:3608 blocked for more than 451 seconds. [ 874.465696][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.465720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.465741][ T32] task:kworker/0:139 state:D stack:0 pid:3608 tgid:3608 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.465813][ T32] Workqueue: events bpf_prog_free_deferred [ 874.465857][ T32] Call trace: [ 874.465887][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.465938][ T32] r10:8291a684 r9:e00bdd84 r8:00000002 r7:60000113 r6:e00bdd8c r5:84d8d400 [ 874.465963][ T32] r4:84d8d400 [ 874.465983][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.466028][ T32] r5:84d8d400 r4:8291a680 [ 874.466048][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.466090][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.466138][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00bde08 [ 874.466166][ T32] r4:00000000 [ 874.466186][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.466223][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.466260][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.466305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e74480 [ 874.466327][ T32] r4:00000000 [ 874.466348][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.466397][ T32] r9:83018005 r8:84d8d400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 874.466419][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.466464][ T32] r5:00001000 r4:dfded000 [ 874.466483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.466525][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.466570][ T32] r5:84e6738c r4:84e67000 [ 874.466590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.466638][ T32] r7:dddced80 r6:83018000 r5:84e6738c r4:84e11380 [ 874.466659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.466718][ T32] r10:61c88647 r9:84d8d400 r8:84e113ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.466745][ T32] r4:84e11380 [ 874.466764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.466814][ T32] r10:00000000 r9:84e11380 r8:80287e08 r7:e00a5e60 r6:84e06580 r5:84d8d400 [ 874.466851][ T32] r4:00000001 [ 874.466875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.466916][ T32] Exception stack(0xe00bdfb0 to 0xe00bdff8) [ 874.466944][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.466975][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.467003][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.467034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.467057][ T32] r4:84e742c0 [ 874.467251][ T32] INFO: task kworker/0:139:3608 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.467285][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.467341][ T32] Workqueue: events bpf_prog_free_deferred [ 874.467404][ T32] Call trace: [ 874.467454][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.467511][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.467535][ T32] r4:00000000 [ 874.467555][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.467620][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.467657][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.467689][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.467715][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.467740][ T32] r5:800f0013 r4:80239bb0 [ 874.467762][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.467805][ T32] r4:82ac21e4 [ 874.467824][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.467870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.467892][ T32] r4:dffe1dc0 [ 874.467912][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.467957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.467981][ T32] r4:00000000 [ 874.468020][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.468074][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.468096][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.468143][ T32] r5:00001000 r4:dfeb3000 [ 874.468171][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.468215][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.468261][ T32] r5:84e5378c r4:84e53400 [ 874.468281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.468331][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.468353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.468403][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.468425][ T32] r4:84e0be80 [ 874.468445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.468518][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.468560][ T32] r4:00000001 [ 874.468617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.468660][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.468691][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.468779][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.481580][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.481687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.481729][ T32] r4:84d87ac0 [ 874.481757][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.481790][ T32] INFO: task kworker/0:140:3609 blocked for more than 451 seconds. [ 874.481841][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.481878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.481955][ T32] task:kworker/0:140 state:D stack:0 pid:3609 tgid:3609 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.482035][ T32] Workqueue: events bpf_prog_free_deferred [ 874.482125][ T32] Call trace: [ 874.482214][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.482352][ T32] r10:8291a684 r9:e00c1d84 r8:00000002 r7:60000113 r6:e00c1d8c r5:84d88000 [ 874.482410][ T32] r4:84d88000 [ 874.482437][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.482488][ T32] r5:84d88000 r4:8291a680 [ 874.482510][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.482598][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.482663][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00c1e08 [ 874.482728][ T32] r4:00000000 [ 874.482796][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.482880][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.482938][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.482985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e74880 [ 874.483009][ T32] r4:00000000 [ 874.483029][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.483109][ T32] r9:83018005 r8:84d88000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 874.483143][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.483242][ T32] r5:00001000 r4:dfe47000 [ 874.483291][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.483383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.483463][ T32] r5:84e67f8c r4:84e67c00 [ 874.483487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.483539][ T32] r7:dddced80 r6:83018000 r5:84e67f8c r4:84e11500 [ 874.483598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.483667][ T32] r10:61c88647 r9:84d88000 r8:84e1152c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.483691][ T32] r4:84e11500 [ 874.483711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.483777][ T32] r10:00000000 r9:84e11500 r8:80287e08 r7:e00bde60 r6:84e06600 r5:84d88000 [ 874.483829][ T32] r4:00000001 [ 874.483875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.483937][ T32] Exception stack(0xe00c1fb0 to 0xe00c1ff8) [ 874.483969][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.484000][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.484030][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.484111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.484167][ T32] r4:84e74440 [ 874.484571][ T32] INFO: task kworker/0:140:3609 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.484660][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.484771][ T32] Workqueue: events bpf_prog_free_deferred [ 874.484853][ T32] Call trace: [ 874.484911][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.484971][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.485010][ T32] r4:00000000 [ 874.485035][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.485128][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.485171][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.485206][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.485264][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.485319][ T32] r5:800f0013 r4:80239bb0 [ 874.485397][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.485493][ T32] r4:82ac21e4 [ 874.485546][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.485643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.485692][ T32] r4:dffe1dc0 [ 874.485730][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.485792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.485863][ T32] r4:00000000 [ 874.485897][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.485950][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.485973][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.486018][ T32] r5:00001000 r4:dfeb3000 [ 874.486039][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.486100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.486220][ T32] r5:84e5378c r4:84e53400 [ 874.486277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.486380][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.486434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.486541][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.486588][ T32] r4:84e0be80 [ 874.486628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.486732][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.486786][ T32] r4:00000001 [ 874.486830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.486931][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.486974][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.487005][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.487035][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.487100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.487165][ T32] r4:84d87ac0 [ 874.487201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.487232][ T32] INFO: task kworker/0:141:3610 blocked for more than 451 seconds. [ 874.487290][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.487322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.487348][ T32] task:kworker/0:141 state:D stack:0 pid:3610 tgid:3610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.487400][ T32] Workqueue: events bpf_prog_free_deferred [ 874.487447][ T32] Call trace: [ 874.487521][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.487579][ T32] r10:8291a684 r9:e00c5d84 r8:00000002 r7:60000113 r6:e00c5d8c r5:84f4bc00 [ 874.487603][ T32] r4:84f4bc00 [ 874.487626][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.487706][ T32] r5:84f4bc00 r4:8291a680 [ 874.487729][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.487793][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.487891][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00c5e08 [ 874.487950][ T32] r4:00000000 [ 874.487972][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.488064][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.488147][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.488245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e74500 [ 874.488309][ T32] r4:00000000 [ 874.488353][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.488434][ T32] r9:83018005 r8:84f4bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 874.488476][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.488568][ T32] r5:00001000 r4:dfe09000 [ 874.488596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.488653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.488722][ T32] r5:84e6778c r4:84e67400 [ 874.488800][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.498568][ T32] r7:dddced80 r6:83018000 r5:84e6778c r4:84e11580 [ 874.498618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.499183][ T32] r10:61c88647 r9:84f4bc00 r8:84e115ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.499242][ T32] r4:84e11580 [ 874.499267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.499332][ T32] r10:00000000 r9:84e11580 r8:80287e08 r7:e00c1e60 r6:84e06700 r5:84f4bc00 [ 874.499356][ T32] r4:00000001 [ 874.499376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.499421][ T32] Exception stack(0xe00c5fb0 to 0xe00c5ff8) [ 874.499456][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.499486][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.499517][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.499549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.499572][ T32] r4:84e74440 [ 874.499956][ T32] INFO: task kworker/0:141:3610 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.500027][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.500240][ T32] Workqueue: events bpf_prog_free_deferred [ 874.500343][ T32] Call trace: [ 874.500413][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.500530][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.500600][ T32] r4:00000000 [ 874.500679][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.500770][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.500833][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.500901][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.500972][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.501030][ T32] r5:800f0013 r4:80239bb0 [ 874.501117][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.501229][ T32] r4:82ac21e4 [ 874.501274][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.501398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.501451][ T32] r4:dffe1dc0 [ 874.501498][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.501591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.501654][ T32] r4:00000000 [ 874.501703][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.501813][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.501868][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.501959][ T32] r5:00001000 r4:dfeb3000 [ 874.502001][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.502089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.502205][ T32] r5:84e5378c r4:84e53400 [ 874.502272][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.502378][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.502425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.502537][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.502587][ T32] r4:84e0be80 [ 874.502632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.502736][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.502808][ T32] r4:00000001 [ 874.502928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.502972][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.503047][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.503084][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.503218][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.503275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.503301][ T32] r4:84d87ac0 [ 874.503328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.503360][ T32] INFO: task kworker/1:112:3612 blocked for more than 451 seconds. [ 874.503396][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.503425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.503446][ T32] task:kworker/1:112 state:D stack:0 pid:3612 tgid:3612 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.503496][ T32] Workqueue: events bpf_prog_free_deferred [ 874.503575][ T32] Call trace: [ 874.503760][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.503822][ T32] r10:8291a684 r9:e00cdd84 r8:00000002 r7:60000113 r6:e00cdd8c r5:841f3000 [ 874.503845][ T32] r4:841f3000 [ 874.504073][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.504129][ T32] r5:841f3000 r4:8291a680 [ 874.504174][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.504220][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.504268][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00cde08 [ 874.504291][ T32] r4:00000000 [ 874.504310][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.504373][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.504445][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.504498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f9a240 [ 874.504725][ T32] r4:00000000 [ 874.504805][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.504861][ T32] r9:83018205 r8:841f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 874.504884][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.504993][ T32] r5:00001000 r4:e0527000 [ 874.505049][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.505149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.505254][ T32] r5:84ebc78c r4:84ebc400 [ 874.505283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.505416][ T32] r7:ddde2d80 r6:83018200 r5:84ebc78c r4:84e06780 [ 874.505481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.505617][ T32] r10:61c88647 r9:841f3000 r8:84e067ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.505661][ T32] r4:84e06780 [ 874.505683][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.505734][ T32] r10:00000000 r9:84e06780 r8:80287e08 r7:e005de60 r6:84e06800 r5:841f3000 [ 874.505769][ T32] r4:00000001 [ 874.505805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.505871][ T32] Exception stack(0xe00cdfb0 to 0xe00cdff8) [ 874.505913][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.505945][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.505974][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.506005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.506030][ T32] r4:84f813c0 [ 874.506285][ T32] INFO: task kworker/1:112:3612 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.506358][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.506429][ T32] Workqueue: events bpf_prog_free_deferred [ 874.506491][ T32] Call trace: [ 874.506560][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.506667][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.506715][ T32] r4:00000000 [ 874.506778][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.506829][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.506862][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.506950][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.507020][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.507072][ T32] r5:800f0013 r4:80239bb0 [ 874.507113][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.507213][ T32] r4:82ac21e4 [ 874.507266][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.507325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.507374][ T32] r4:dffe1dc0 [ 874.507440][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.507493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.507518][ T32] r4:00000000 [ 874.507538][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.507588][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.507609][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.507688][ T32] r5:00001000 r4:dfeb3000 [ 874.507712][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.507756][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.507801][ T32] r5:84e5378c r4:84e53400 [ 874.507848][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.507954][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.508007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.508106][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.508176][ T32] r4:84e0be80 [ 874.508223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.508324][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.508352][ T32] r4:00000001 [ 874.508372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.508417][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.508446][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.508476][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.508505][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.508536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.508611][ T32] r4:84d87ac0 [ 874.508642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.508672][ T32] INFO: task kworker/0:142:3613 blocked for more than 451 seconds. [ 874.508727][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.508852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.527626][ T32] task:kworker/0:142 state:D stack:0 pid:3613 tgid:3613 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.527785][ T32] Workqueue: events bpf_prog_free_deferred [ 874.527944][ T32] Call trace: [ 874.528060][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.528194][ T32] r10:8291a684 r9:e00d1d84 r8:00000002 r7:60000013 r6:e00d1d8c r5:84ca0000 [ 874.528247][ T32] r4:84ca0000 [ 874.528294][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.528414][ T32] r5:84ca0000 r4:8291a680 [ 874.528470][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.528648][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.536945][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00d1e08 [ 874.537112][ T32] r4:00000000 [ 874.537174][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.537307][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.537448][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.537560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e74700 [ 874.537618][ T32] r4:00000000 [ 874.537670][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.537786][ T32] r9:83018005 r8:84ca0000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 874.537842][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.537951][ T32] r5:00001000 r4:dfe33000 [ 874.538004][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.538103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.538211][ T32] r5:84e67b8c r4:84e67800 [ 874.538263][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.538386][ T32] r7:dddced80 r6:83018000 r5:84e67b8c r4:84e11480 [ 874.538442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.538555][ T32] r10:61c88647 r9:84ca0000 r8:84e114ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.538632][ T32] r4:84e11480 [ 874.538690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.539730][ T32] r10:00000000 r9:84e11480 r8:80287e08 r7:e00c1e60 r6:84e06880 r5:84ca0000 [ 874.539803][ T32] r4:00000001 [ 874.539865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.539982][ T32] Exception stack(0xe00d1fb0 to 0xe00d1ff8) [ 874.540096][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.540192][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.540267][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.540345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.540415][ T32] r4:84e74540 [ 874.541057][ T32] INFO: task kworker/0:142:3613 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.541172][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.541388][ T32] Workqueue: events bpf_prog_free_deferred [ 874.541577][ T32] Call trace: [ 874.541735][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.541865][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.541924][ T32] r4:00000000 [ 874.541974][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.542064][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.542134][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.542201][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.542258][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.542312][ T32] r5:800f0013 r4:80239bb0 [ 874.542361][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.542488][ T32] r4:82ac21e4 [ 874.542542][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.542671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.542730][ T32] r4:dffe1dc0 [ 874.542781][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.542889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.542976][ T32] r4:00000000 [ 874.543076][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.543199][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.543254][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.543352][ T32] r5:00001000 r4:dfeb3000 [ 874.543411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.543523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.543632][ T32] r5:84e5378c r4:84e53400 [ 874.543682][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.543794][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.543933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.544062][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.544116][ T32] r4:84e0be80 [ 874.544165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.544308][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.544417][ T32] r4:00000001 [ 874.544507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.544602][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.544705][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.544844][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.544971][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.545061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.545134][ T32] r4:84d87ac0 [ 874.545195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.545284][ T32] INFO: task kworker/0:143:3616 blocked for more than 451 seconds. [ 874.545402][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.545498][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.545564][ T32] task:kworker/0:143 state:D stack:0 pid:3616 tgid:3616 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.545738][ T32] Workqueue: events bpf_prog_free_deferred [ 874.545831][ T32] Call trace: [ 874.545904][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.546032][ T32] r10:8291a684 r9:e00d5d84 r8:00000002 r7:60000113 r6:e00d5d8c r5:84ca0c00 [ 874.546091][ T32] r4:84ca0c00 [ 874.546144][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.546244][ T32] r5:84ca0c00 r4:8291a680 [ 874.546311][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.546444][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.546559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00d5e08 [ 874.546670][ T32] r4:00000000 [ 874.546725][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.546812][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.546904][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.547005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e74c00 [ 874.547055][ T32] r4:00000000 [ 874.547101][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.547203][ T32] r9:83018005 r8:84ca0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 874.547256][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.547356][ T32] r5:00001000 r4:dfea9000 [ 874.547416][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.547509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.547610][ T32] r5:84e70b8c r4:84e70800 [ 874.547662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.547769][ T32] r7:dddced80 r6:83018000 r5:84e70b8c r4:84e11300 [ 874.547843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.547966][ T32] r10:61c88647 r9:84ca0c00 r8:84e1132c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.548023][ T32] r4:84e11300 [ 874.548096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.548221][ T32] r10:00000000 r9:84e11300 r8:80287e08 r7:e00c1e60 r6:84e06900 r5:84ca0c00 [ 874.548276][ T32] r4:00000001 [ 874.548324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.548415][ T32] Exception stack(0xe00d5fb0 to 0xe00d5ff8) [ 874.548480][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.548551][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.548614][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.548683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.570101][ T32] r4:84e74840 [ 874.570787][ T32] INFO: task kworker/0:143:3616 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.570976][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.571263][ T32] Workqueue: events bpf_prog_free_deferred [ 874.571410][ T32] Call trace: [ 874.571488][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.571622][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.571678][ T32] r4:00000000 [ 874.571752][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.571883][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.571963][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.572036][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.572128][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.572199][ T32] r5:800f0013 r4:80239bb0 [ 874.572251][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.572349][ T32] r4:82ac21e4 [ 874.572433][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.572550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.572678][ T32] r4:dffe1dc0 [ 874.572747][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.572858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.572917][ T32] r4:00000000 [ 874.572970][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.573080][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.573136][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.573382][ T32] r5:00001000 r4:dfeb3000 [ 874.573450][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.573549][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.573798][ T32] r5:84e5378c r4:84e53400 [ 874.573874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.573984][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.574037][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.574142][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.574195][ T32] r4:84e0be80 [ 874.574259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.574371][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.574432][ T32] r4:00000001 [ 874.574566][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.574668][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.574740][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.574816][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.574885][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.574987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.575064][ T32] r4:84d87ac0 [ 874.575160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.575245][ T32] INFO: task kworker/0:144:3617 blocked for more than 451 seconds. [ 874.575322][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.575398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.575453][ T32] task:kworker/0:144 state:D stack:0 pid:3617 tgid:3617 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.575567][ T32] Workqueue: events bpf_prog_free_deferred [ 874.575678][ T32] Call trace: [ 874.575754][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.575870][ T32] r10:8291a684 r9:e00d9d84 r8:00000002 r7:60000013 r6:e00d9d8c r5:84ca1800 [ 874.575986][ T32] r4:84ca1800 [ 874.576092][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.576219][ T32] r5:84ca1800 r4:8291a680 [ 874.576273][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.576398][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.576527][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00d9e08 [ 874.576592][ T32] r4:00000000 [ 874.576642][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.576739][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.576856][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.576976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e74a00 [ 874.577034][ T32] r4:00000000 [ 874.577085][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.577223][ T32] r9:83018005 r8:84ca1800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 874.577288][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.577452][ T32] r5:00001000 r4:dfe69000 [ 874.577505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.577605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.577714][ T32] r5:84e7038c r4:84e70000 [ 874.577782][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.577900][ T32] r7:dddced80 r6:83018000 r5:84e7038c r4:84e11680 [ 874.577956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.578067][ T32] r10:61c88647 r9:84ca1800 r8:84e116ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.578120][ T32] r4:84e11680 [ 874.578173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.578280][ T32] r10:00000000 r9:84e11680 r8:80287e08 r7:e00d5e60 r6:84e06980 r5:84ca1800 [ 874.578333][ T32] r4:00000001 [ 874.578454][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.578550][ T32] Exception stack(0xe00d9fb0 to 0xe00d9ff8) [ 874.578619][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.578686][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.578805][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.591862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.591952][ T32] r4:84e74980 [ 874.592572][ T32] INFO: task kworker/0:144:3617 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.592657][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.592800][ T32] Workqueue: events bpf_prog_free_deferred [ 874.592965][ T32] Call trace: [ 874.593066][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.593237][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.593308][ T32] r4:00000000 [ 874.593449][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.593566][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.593643][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.593745][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.593830][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.593899][ T32] r5:800f0013 r4:80239bb0 [ 874.593958][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.594055][ T32] r4:82ac21e4 [ 874.594103][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.594223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.594304][ T32] r4:dffe1dc0 [ 874.594354][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.594461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.594520][ T32] r4:00000000 [ 874.594569][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.594680][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.594733][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.594855][ T32] r5:00001000 r4:dfeb3000 [ 874.594916][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.595005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.595104][ T32] r5:84e5378c r4:84e53400 [ 874.595177][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.595436][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.595499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.595612][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.595669][ T32] r4:84e0be80 [ 874.595720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.595834][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.595888][ T32] r4:00000001 [ 874.595934][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.596038][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.596169][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.596254][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.596370][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.596489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.596557][ T32] r4:84d87ac0 [ 874.596611][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.596705][ T32] INFO: task kworker/0:145:3621 blocked for more than 451 seconds. [ 874.596787][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.596850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.596900][ T32] task:kworker/0:145 state:D stack:0 pid:3621 tgid:3621 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.597034][ T32] Workqueue: events bpf_prog_free_deferred [ 874.597173][ T32] Call trace: [ 874.597320][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.597463][ T32] r10:8291a684 r9:e00e5d84 r8:00000002 r7:60000113 r6:e00e5d8c r5:84ca3c00 [ 874.597531][ T32] r4:84ca3c00 [ 874.597583][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.597681][ T32] r5:84ca3c00 r4:8291a680 [ 874.597732][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.597830][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.597938][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00e5e08 [ 874.597992][ T32] r4:00000000 [ 874.598040][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.598126][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.598245][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.598386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e74b40 [ 874.598451][ T32] r4:00000000 [ 874.598504][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.598615][ T32] r9:83018005 r8:84ca3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 874.598819][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.618052][ T32] r5:00001000 r4:dfe81000 [ 874.618162][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.618311][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.618441][ T32] r5:84e7078c r4:84e70400 [ 874.618500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.618611][ T32] r7:dddced80 r6:83018000 r5:84e7078c r4:84e11780 [ 874.618665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.619800][ T32] r10:61c88647 r9:84ca3c00 r8:84e117ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.619871][ T32] r4:84e11780 [ 874.619924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.620060][ T32] r10:00000000 r9:84e11780 r8:80287e08 r7:e00d5e60 r6:84e06a00 r5:84ca3c00 [ 874.620121][ T32] r4:00000001 [ 874.620178][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.620297][ T32] Exception stack(0xe00e5fb0 to 0xe00e5ff8) [ 874.620391][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.620464][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.620534][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.620602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.620655][ T32] r4:84e74a80 [ 874.621289][ T32] INFO: task kworker/0:145:3621 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.621423][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.621613][ T32] Workqueue: events bpf_prog_free_deferred [ 874.621731][ T32] Call trace: [ 874.622146][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.622292][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.622351][ T32] r4:00000000 [ 874.622409][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.622504][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.622582][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.622693][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.622764][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.622822][ T32] r5:800f0013 r4:80239bb0 [ 874.622872][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.622994][ T32] r4:82ac21e4 [ 874.623056][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.623168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.623225][ T32] r4:dffe1dc0 [ 874.623269][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.623375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.623438][ T32] r4:00000000 [ 874.623501][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.623639][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.623702][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.623806][ T32] r5:00001000 r4:dfeb3000 [ 874.623859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.623957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.624059][ T32] r5:84e5378c r4:84e53400 [ 874.624109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.624221][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.624273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.624370][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.624426][ T32] r4:84e0be80 [ 874.624473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.624581][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.624630][ T32] r4:00000001 [ 874.624675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.624757][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.624818][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.624885][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.624949][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.625043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.625129][ T32] r4:84d87ac0 [ 874.625186][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.625258][ T32] INFO: task kworker/0:146:3622 blocked for more than 451 seconds. [ 874.625368][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.625440][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.625488][ T32] task:kworker/0:146 state:D stack:0 pid:3622 tgid:3622 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.625606][ T32] Workqueue: events bpf_prog_free_deferred [ 874.626140][ T32] Call trace: [ 874.626217][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.626333][ T32] r10:8291a684 r9:e00e9d84 r8:00000002 r7:60000113 r6:e00e9d8c r5:84ca2400 [ 874.626580][ T32] r4:84ca2400 [ 874.626731][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.626841][ T32] r5:84ca2400 r4:8291a680 [ 874.626887][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.626981][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.627082][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00e9e08 [ 874.627138][ T32] r4:00000000 [ 874.627188][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.627281][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.627583][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.627700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e74d40 [ 874.627758][ T32] r4:00000000 [ 874.627810][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.627919][ T32] r9:83018005 r8:84ca2400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 874.627973][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.628069][ T32] r5:00001000 r4:dfeeb000 [ 874.628119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.628217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.628320][ T32] r5:84e70f8c r4:84e70c00 [ 874.628369][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.628483][ T32] r7:dddced80 r6:83018000 r5:84e70f8c r4:84e11600 [ 874.628536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.628651][ T32] r10:61c88647 r9:84ca2400 r8:84e1162c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.628708][ T32] r4:84e11600 [ 874.628809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.645193][ T32] r10:00000000 r9:84e11600 r8:80287e08 r7:e00d5e60 r6:84e06a80 r5:84ca2400 [ 874.645309][ T32] r4:00000001 [ 874.645410][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.645543][ T32] Exception stack(0xe00e9fb0 to 0xe00e9ff8) [ 874.645637][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.645718][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.645787][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.645863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.645919][ T32] r4:84e74c40 [ 874.646523][ T32] INFO: task kworker/0:146:3622 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.646628][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.646795][ T32] Workqueue: events bpf_prog_free_deferred [ 874.646909][ T32] Call trace: [ 874.646983][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.647104][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.647162][ T32] r4:00000000 [ 874.647211][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.647300][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.647373][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.647455][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.647554][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.647622][ T32] r5:800f0013 r4:80239bb0 [ 874.647673][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.647771][ T32] r4:82ac21e4 [ 874.647820][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.647921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.647976][ T32] r4:dffe1dc0 [ 874.648024][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.648128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.648188][ T32] r4:00000000 [ 874.648235][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.648347][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.648409][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.648510][ T32] r5:00001000 r4:dfeb3000 [ 874.648561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.648658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.657455][ T32] r5:84e5378c r4:84e53400 [ 874.657536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.657702][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.657782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.657918][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.657977][ T32] r4:84e0be80 [ 874.658028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.658139][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.658205][ T32] r4:00000001 [ 874.658274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.658375][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.658456][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.658523][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.658591][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.658664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.658721][ T32] r4:84d87ac0 [ 874.667200][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.667389][ T32] INFO: task kworker/0:147:3624 blocked for more than 451 seconds. [ 874.667475][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.667615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.667714][ T32] task:kworker/0:147 state:D stack:0 pid:3624 tgid:3624 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.667925][ T32] Workqueue: events bpf_prog_free_deferred [ 874.668071][ T32] Call trace: [ 874.668152][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.668284][ T32] r10:8291a684 r9:e00f1d84 r8:00000002 r7:60000113 r6:e00f1d8c r5:84ca5400 [ 874.668346][ T32] r4:84ca5400 [ 874.668403][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.668509][ T32] r5:84ca5400 r4:8291a680 [ 874.668567][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.668663][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.669526][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00f1e08 [ 874.669618][ T32] r4:00000000 [ 874.669668][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.669772][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.669862][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.669965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfaf80 [ 874.670018][ T32] r4:00000000 [ 874.670067][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.670177][ T32] r9:83018005 r8:84ca5400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 874.670231][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.670328][ T32] r5:00001000 r4:dff0d000 [ 874.670416][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.670519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.670677][ T32] r5:84e71b8c r4:84e71800 [ 874.670768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.670893][ T32] r7:dddced80 r6:83018000 r5:84e71b8c r4:84e11880 [ 874.670947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.671056][ T32] r10:61c88647 r9:84ca5400 r8:84e118ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.671110][ T32] r4:84e11880 [ 874.671158][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.671291][ T32] r10:00000000 r9:84e11880 r8:80287e08 r7:e00e9e60 r6:84e06b00 r5:84ca5400 [ 874.671421][ T32] r4:00000001 [ 874.671490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.671587][ T32] Exception stack(0xe00f1fb0 to 0xe00f1ff8) [ 874.671661][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.671742][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.671804][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.671875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.671930][ T32] r4:84e74c40 [ 874.672564][ T32] INFO: task kworker/0:147:3624 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.672657][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.672805][ T32] Workqueue: events bpf_prog_free_deferred [ 874.672954][ T32] Call trace: [ 874.673059][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.673185][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.673296][ T32] r4:00000000 [ 874.673413][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.673515][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.673606][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.673706][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.673781][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.673864][ T32] r5:800f0013 r4:80239bb0 [ 874.673918][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.674012][ T32] r4:82ac21e4 [ 874.674059][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.674210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.674326][ T32] r4:dffe1dc0 [ 874.674508][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.674625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.674678][ T32] r4:00000000 [ 874.674725][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.674836][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.674885][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.674982][ T32] r5:00001000 r4:dfeb3000 [ 874.675034][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.675129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.675234][ T32] r5:84e5378c r4:84e53400 [ 874.675282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.675444][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.675511][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.675677][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.675748][ T32] r4:84e0be80 [ 874.675797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.675902][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.675955][ T32] r4:00000001 [ 874.676047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.676140][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.676203][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.676300][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.676413][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.676498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.676632][ T32] r4:84d87ac0 [ 874.676692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.676756][ T32] INFO: task kworker/0:148:3625 blocked for more than 451 seconds. [ 874.676829][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.676885][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.676931][ T32] task:kworker/0:148 state:D stack:0 pid:3625 tgid:3625 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.677088][ T32] Workqueue: events bpf_prog_free_deferred [ 874.677238][ T32] Call trace: [ 874.677368][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.677509][ T32] r10:8291a684 r9:e00f5d84 r8:00000002 r7:60000113 r6:e00f5d8c r5:84ca3000 [ 874.677559][ T32] r4:84ca3000 [ 874.677587][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.677662][ T32] r5:84ca3000 r4:8291a680 [ 874.677708][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.677759][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.677806][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00f5e08 [ 874.677829][ T32] r4:00000000 [ 874.677873][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.677915][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.677952][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.677997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e74e80 [ 874.678020][ T32] r4:00000000 [ 874.678040][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.678089][ T32] r9:83018005 r8:84ca3000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 874.678136][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.678187][ T32] r5:00001000 r4:dfef5000 [ 874.678207][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.678248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.678319][ T32] r5:84e7138c r4:84e71000 [ 874.678343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.678400][ T32] r7:dddced80 r6:83018000 r5:84e7138c r4:84e11700 [ 874.678463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.678518][ T32] r10:61c88647 r9:84ca3000 r8:84e1172c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.678541][ T32] r4:84e11700 [ 874.678562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.678611][ T32] r10:00000000 r9:84e11700 r8:80287e08 r7:e00f1e60 r6:84e06b80 r5:84ca3000 [ 874.678634][ T32] r4:00000001 [ 874.678665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.678706][ T32] Exception stack(0xe00f5fb0 to 0xe00f5ff8) [ 874.678789][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.694300][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.694351][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.694394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.694431][ T32] r4:84e74f80 [ 874.694825][ T32] INFO: task kworker/0:148:3625 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.694866][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.694939][ T32] Workqueue: events bpf_prog_free_deferred [ 874.695003][ T32] Call trace: [ 874.695036][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.695141][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.695171][ T32] r4:00000000 [ 874.695218][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.695291][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.695326][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.695359][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.695420][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.695449][ T32] r5:800f0013 r4:80239bb0 [ 874.695496][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.695547][ T32] r4:82ac21e4 [ 874.695568][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.695615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.695638][ T32] r4:dffe1dc0 [ 874.695658][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.695729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.695780][ T32] r4:00000000 [ 874.695830][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.695885][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.695909][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.695955][ T32] r5:00001000 r4:dfeb3000 [ 874.696016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.696064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.696112][ T32] r5:84e5378c r4:84e53400 [ 874.696132][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.696183][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.696248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.696303][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.696326][ T32] r4:84e0be80 [ 874.696387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.696444][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.696468][ T32] r4:00000001 [ 874.696487][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.696526][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.696566][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.696600][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.696629][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.696659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.696682][ T32] r4:84d87ac0 [ 874.696703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.696731][ T32] INFO: task kworker/0:149:3627 blocked for more than 451 seconds. [ 874.696764][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.696790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.696810][ T32] task:kworker/0:149 state:D stack:0 pid:3627 tgid:3627 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.696858][ T32] Workqueue: events bpf_prog_free_deferred [ 874.696899][ T32] Call trace: [ 874.696929][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.696981][ T32] r10:8291a684 r9:e00fdd84 r8:00000002 r7:60000113 r6:e00fdd8c r5:84ca4800 [ 874.697007][ T32] r4:84ca4800 [ 874.697029][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.697076][ T32] r5:84ca4800 r4:8291a680 [ 874.697115][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.697163][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.697211][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00fde08 [ 874.697234][ T32] r4:00000000 [ 874.697253][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.697291][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.697328][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.697431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e08d80 [ 874.697457][ T32] r4:00000000 [ 874.697482][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.697619][ T32] r9:83018005 r8:84ca4800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 874.697653][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.697701][ T32] r5:00001000 r4:dff03000 [ 874.697721][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.697763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.697808][ T32] r5:84e7178c r4:84e71400 [ 874.697854][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.697910][ T32] r7:dddced80 r6:83018000 r5:84e7178c r4:84e11800 [ 874.697933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.697984][ T32] r10:61c88647 r9:84ca4800 r8:84e1182c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.698007][ T32] r4:84e11800 [ 874.698027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.698077][ T32] r10:00000000 r9:84e11800 r8:80287e08 r7:e00f1e60 r6:84e06c00 r5:84ca4800 [ 874.698099][ T32] r4:00000001 [ 874.698143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.698185][ T32] Exception stack(0xe00fdfb0 to 0xe00fdff8) [ 874.698234][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.698268][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.698298][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.698329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.698351][ T32] r4:84e74dc0 [ 874.698522][ T32] INFO: task kworker/0:149:3627 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.698596][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.698658][ T32] Workqueue: events bpf_prog_free_deferred [ 874.705410][ T32] Call trace: [ 874.705504][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.705584][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.705610][ T32] r4:00000000 [ 874.705645][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.705695][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.705736][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.705770][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.705797][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.705899][ T32] r5:800f0013 r4:80239bb0 [ 874.705925][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.705971][ T32] r4:82ac21e4 [ 874.706092][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.706147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.706220][ T32] r4:dffe1dc0 [ 874.706271][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.706321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.706363][ T32] r4:00000000 [ 874.706393][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.706485][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.706519][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.706569][ T32] r5:00001000 r4:dfeb3000 [ 874.706591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.706633][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.706678][ T32] r5:84e5378c r4:84e53400 [ 874.706699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.706749][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.706847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.706905][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.706931][ T32] r4:84e0be80 [ 874.707080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.707279][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.707333][ T32] r4:00000001 [ 874.707417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.707488][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.707607][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.707642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.707671][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.707702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.707724][ T32] r4:84d87ac0 [ 874.707748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.707854][ T32] INFO: task kworker/0:150:3630 blocked for more than 451 seconds. [ 874.707894][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.707951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.707980][ T32] task:kworker/0:150 state:D stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.708037][ T32] Workqueue: events bpf_prog_free_deferred [ 874.708111][ T32] Call trace: [ 874.708142][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.708196][ T32] r10:8291a684 r9:e0111d84 r8:00000002 r7:60000113 r6:e0111d8c r5:84d89800 [ 874.708219][ T32] r4:84d89800 [ 874.708238][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.708386][ T32] r5:84d89800 r4:8291a680 [ 874.708413][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.708510][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.708691][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0111e08 [ 874.708751][ T32] r4:00000000 [ 874.719830][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.719914][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.719959][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.720050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f90580 [ 874.720081][ T32] r4:00000000 [ 874.720103][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.720157][ T32] r9:83018005 r8:84d89800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 874.720233][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.720289][ T32] r5:00001000 r4:dffc9000 [ 874.720433][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.720487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.720536][ T32] r5:84e7338c r4:84e73000 [ 874.720557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.720661][ T32] r7:dddced80 r6:83018000 r5:84e7338c r4:84e11a00 [ 874.720686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.720741][ T32] r10:61c88647 r9:84d89800 r8:84e11a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.720766][ T32] r4:84e11a00 [ 874.720787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.720837][ T32] r10:00000000 r9:84e11a00 r8:80287e08 r7:e00f1e60 r6:84e06c80 r5:84d89800 [ 874.720860][ T32] r4:00000001 [ 874.720883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.720926][ T32] Exception stack(0xe0111fb0 to 0xe0111ff8) [ 874.720963][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.721024][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.721056][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.721166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.721194][ T32] r4:84dfae80 [ 874.721635][ T32] INFO: task kworker/0:150:3630 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.721680][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.721826][ T32] Workqueue: events bpf_prog_free_deferred [ 874.721881][ T32] Call trace: [ 874.722066][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.722149][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.722178][ T32] r4:00000000 [ 874.722237][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.722283][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.722316][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.722348][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.722375][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.722406][ T32] r5:800f0013 r4:80239bb0 [ 874.722427][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.722470][ T32] r4:82ac21e4 [ 874.722491][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.722537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.722589][ T32] r4:dffe1dc0 [ 874.722613][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.722661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.722684][ T32] r4:00000000 [ 874.722704][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.723121][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.723181][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.723251][ T32] r5:00001000 r4:dfeb3000 [ 874.723306][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.723356][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.723411][ T32] r5:84e5378c r4:84e53400 [ 874.723433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.724066][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.724093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.724147][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.724175][ T32] r4:84e0be80 [ 874.724196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.724249][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.724272][ T32] r4:00000001 [ 874.724292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.724356][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.724422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.724457][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.724487][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.724518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.724540][ T32] r4:84d87ac0 [ 874.724561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.724590][ T32] INFO: task kworker/0:151:3631 blocked for more than 451 seconds. [ 874.724624][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.724702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.724727][ T32] task:kworker/0:151 state:D stack:0 pid:3631 tgid:3631 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.724775][ T32] Workqueue: events bpf_prog_free_deferred [ 874.724843][ T32] Call trace: [ 874.724905][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.724959][ T32] r10:8291a684 r9:e0115d84 r8:00000002 r7:60000113 r6:e0115d8c r5:84ca8000 [ 874.724982][ T32] r4:84ca8000 [ 874.725028][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.725077][ T32] r5:84ca8000 r4:8291a680 [ 874.725138][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.725185][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.725232][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0115e08 [ 874.725273][ T32] r4:00000000 [ 874.725321][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.725408][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.725448][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.725498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e7b100 [ 874.725522][ T32] r4:00000000 [ 874.725542][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.725591][ T32] r9:83018005 r8:84ca8000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 874.725639][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.725690][ T32] r5:00001000 r4:dff1b000 [ 874.725710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.725752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.725798][ T32] r5:84e71f8c r4:84e71c00 [ 874.725818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.725902][ T32] r7:dddced80 r6:83018000 r5:84e71f8c r4:84e11980 [ 874.725928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.725982][ T32] r10:61c88647 r9:84ca8000 r8:84e119ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.726005][ T32] r4:84e11980 [ 874.726025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.726107][ T32] r10:00000000 r9:84e11980 r8:80287e08 r7:e0111e60 r6:84e06d00 r5:84ca8000 [ 874.726142][ T32] r4:00000001 [ 874.726163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.726243][ T32] Exception stack(0xe0115fb0 to 0xe0115ff8) [ 874.726276][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.726307][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.726335][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.726366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.726398][ T32] r4:84e08680 [ 874.726563][ T32] INFO: task kworker/0:151:3631 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.726595][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.726698][ T32] Workqueue: events bpf_prog_free_deferred [ 874.726743][ T32] Call trace: [ 874.726809][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.726866][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.726890][ T32] r4:00000000 [ 874.726910][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.726950][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.727006][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.727041][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.727068][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.727095][ T32] r5:800f0013 r4:80239bb0 [ 874.727115][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.727159][ T32] r4:82ac21e4 [ 874.727178][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.727224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.727247][ T32] r4:dffe1dc0 [ 874.727266][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.727311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.727334][ T32] r4:00000000 [ 874.727354][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.727408][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.727430][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.727491][ T32] r5:00001000 r4:dfeb3000 [ 874.727516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.727560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.727605][ T32] r5:84e5378c r4:84e53400 [ 874.727626][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.727676][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.727698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.727749][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.727771][ T32] r4:84e0be80 [ 874.727790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.727840][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.727917][ T32] r4:00000001 [ 874.727964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.728005][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.728034][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.728064][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.728093][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.728124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.728147][ T32] r4:84d87ac0 [ 874.728167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.728202][ T32] INFO: task kworker/0:152:3633 blocked for more than 451 seconds. [ 874.728235][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.728284][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.728318][ T32] task:kworker/0:152 state:D stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.728395][ T32] Workqueue: events bpf_prog_free_deferred [ 874.728448][ T32] Call trace: [ 874.728479][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.728531][ T32] r10:8291a684 r9:e011dd84 r8:00000002 r7:60000013 r6:e011dd8c r5:84ca9800 [ 874.728554][ T32] r4:84ca9800 [ 874.728574][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.728641][ T32] r5:84ca9800 r4:8291a680 [ 874.728681][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.728775][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.744067][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e011de08 [ 874.744113][ T32] r4:00000000 [ 874.744136][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.744214][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.744297][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.744348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f90040 [ 874.744400][ T32] r4:00000000 [ 874.744425][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.744505][ T32] r9:83018005 r8:84ca9800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 874.744531][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.744581][ T32] r5:00001000 r4:dff25000 [ 874.744652][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.744700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.744748][ T32] r5:84e7238c r4:84e72000 [ 874.744768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.744823][ T32] r7:dddced80 r6:83018000 r5:84e7238c r4:84e11a80 [ 874.744847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.744898][ T32] r10:61c88647 r9:84ca9800 r8:84e11aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.744946][ T32] r4:84e11a80 [ 874.744971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.745024][ T32] r10:00000000 r9:84e11a80 r8:80287e08 r7:e0111e60 r6:84e06d80 r5:84ca9800 [ 874.745047][ T32] r4:00000001 [ 874.745067][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.745232][ T32] Exception stack(0xe011dfb0 to 0xe011dff8) [ 874.745270][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.745302][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.745373][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.745426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.745451][ T32] r4:84f90080 [ 874.745796][ T32] INFO: task kworker/0:152:3633 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.745833][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.745965][ T32] Workqueue: events bpf_prog_free_deferred [ 874.746053][ T32] Call trace: [ 874.746107][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.746175][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.746199][ T32] r4:00000000 [ 874.746220][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.746263][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.746294][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.746325][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.746352][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.746381][ T32] r5:800f0013 r4:80239bb0 [ 874.746403][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.746447][ T32] r4:82ac21e4 [ 874.746467][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.746513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.746537][ T32] r4:dffe1dc0 [ 874.746556][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.746603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.746627][ T32] r4:00000000 [ 874.746699][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.746754][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.746777][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.747002][ T32] r5:00001000 r4:dfeb3000 [ 874.747050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.747098][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.747166][ T32] r5:84e5378c r4:84e53400 [ 874.747219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.747280][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.747303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.747383][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.747413][ T32] r4:84e0be80 [ 874.747433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.747539][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.747567][ T32] r4:00000001 [ 874.747588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.747628][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.747703][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.747738][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.747767][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.747799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.747823][ T32] r4:84d87ac0 [ 874.747844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.747872][ T32] INFO: task kworker/0:153:3635 blocked for more than 451 seconds. [ 874.747932][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.748015][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.748043][ T32] task:kworker/0:153 state:D stack:0 pid:3635 tgid:3635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.748094][ T32] Workqueue: events bpf_prog_free_deferred [ 874.748310][ T32] Call trace: [ 874.748372][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.748482][ T32] r10:8291a684 r9:e0125d84 r8:00000002 r7:60000113 r6:e0125d8c r5:84ca8c00 [ 874.748511][ T32] r4:84ca8c00 [ 874.748533][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.748581][ T32] r5:84ca8c00 r4:8291a680 [ 874.748602][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.748748][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.759722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0125e08 [ 874.759769][ T32] r4:00000000 [ 874.759792][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.759892][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.759944][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.759993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f90180 [ 874.760016][ T32] r4:00000000 [ 874.760036][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.760088][ T32] r9:83018005 r8:84ca8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 874.760148][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.760203][ T32] r5:00001000 r4:dff99000 [ 874.760225][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.760267][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.760329][ T32] r5:84e7278c r4:84e72400 [ 874.760354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.760444][ T32] r7:dddced80 r6:83018000 r5:84e7278c r4:84e11b00 [ 874.760470][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.760524][ T32] r10:61c88647 r9:84ca8c00 r8:84e11b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.760573][ T32] r4:84e11b00 [ 874.760625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.760682][ T32] r10:00000000 r9:84e11b00 r8:80287e08 r7:e0111e60 r6:84e06e00 r5:84ca8c00 [ 874.760706][ T32] r4:00000001 [ 874.760740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.760812][ T32] Exception stack(0xe0125fb0 to 0xe0125ff8) [ 874.760855][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.760888][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.760917][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.760952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.760975][ T32] r4:84f90280 [ 874.761372][ T32] INFO: task kworker/0:153:3635 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.761416][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.761487][ T32] Workqueue: events bpf_prog_free_deferred [ 874.761571][ T32] Call trace: [ 874.761605][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.761662][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.761686][ T32] r4:00000000 [ 874.761706][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.761823][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.761876][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.761939][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.761971][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.762128][ T32] r5:800f0013 r4:80239bb0 [ 874.762231][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.762280][ T32] r4:82ac21e4 [ 874.762301][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.762349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.762372][ T32] r4:dffe1dc0 [ 874.762396][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.762443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.763006][ T32] r4:00000000 [ 874.763058][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.763113][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.763188][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.763239][ T32] r5:00001000 r4:dfeb3000 [ 874.763263][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.763306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.763380][ T32] r5:84e5378c r4:84e53400 [ 874.763406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.763459][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.763480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.763531][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.763658][ T32] r4:84e0be80 [ 874.763709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.763765][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.763817][ T32] r4:00000001 [ 874.763840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.763881][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.764116][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.764154][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.764185][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.764216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.764400][ T32] r4:84d87ac0 [ 874.764427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.764457][ T32] INFO: task kworker/0:154:3637 blocked for more than 451 seconds. [ 874.764491][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.764530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.764580][ T32] task:kworker/0:154 state:D stack:0 pid:3637 tgid:3637 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.764695][ T32] Workqueue: events bpf_prog_free_deferred [ 874.764773][ T32] Call trace: [ 874.764804][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.765149][ T32] r10:8291a684 r9:e0131d84 r8:00000002 r7:60000113 r6:e0131d8c r5:84caa400 [ 874.765177][ T32] r4:84caa400 [ 874.765199][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.765247][ T32] r5:84caa400 r4:8291a680 [ 874.765266][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.765310][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.765399][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0131e08 [ 874.765453][ T32] r4:00000000 [ 874.765478][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.765530][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.765573][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.765619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f90300 [ 874.765642][ T32] r4:00000000 [ 874.765662][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.765711][ T32] r9:83018005 r8:84caa400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 874.765752][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.765801][ T32] r5:00001000 r4:dffab000 [ 874.765821][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.765863][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.765925][ T32] r5:84e72b8c r4:84e72800 [ 874.765949][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.766001][ T32] r7:dddced80 r6:83018000 r5:84e72b8c r4:84e11c00 [ 874.766022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.766072][ T32] r10:61c88647 r9:84caa400 r8:84e11c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.766123][ T32] r4:84e11c00 [ 874.766148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.766228][ T32] r10:00000000 r9:84e11c00 r8:80287e08 r7:e0111e60 r6:84e06e80 r5:84caa400 [ 874.766255][ T32] r4:00000001 [ 874.766300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.766343][ T32] Exception stack(0xe0131fb0 to 0xe0131ff8) [ 874.766384][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.766419][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.766529][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.766566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.766590][ T32] r4:84f90140 [ 874.766848][ T32] INFO: task kworker/0:154:3637 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.766883][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.767141][ T32] Workqueue: events bpf_prog_free_deferred [ 874.767382][ T32] Call trace: [ 874.767455][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.767513][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.767537][ T32] r4:00000000 [ 874.767557][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.767599][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.767630][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.767666][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.767694][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.767775][ T32] r5:800f0013 r4:80239bb0 [ 874.767831][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.767934][ T32] r4:82ac21e4 [ 874.767959][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.768009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.768060][ T32] r4:dffe1dc0 [ 874.768111][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.768168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.768191][ T32] r4:00000000 [ 874.768213][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.768262][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.768284][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.768411][ T32] r5:00001000 r4:dfeb3000 [ 874.768440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.768502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.768656][ T32] r5:84e5378c r4:84e53400 [ 874.768680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.790403][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.790488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.790611][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.790682][ T32] r4:84e0be80 [ 874.790710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.790790][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.790819][ T32] r4:00000001 [ 874.790841][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.790886][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.790920][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.790951][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.791004][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.791042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.791091][ T32] r4:84d87ac0 [ 874.791144][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.791186][ T32] INFO: task kworker/0:155:3639 blocked for more than 451 seconds. [ 874.791223][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.791250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.791272][ T32] task:kworker/0:155 state:D stack:0 pid:3639 tgid:3639 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.791330][ T32] Workqueue: events bpf_prog_free_deferred [ 874.791385][ T32] Call trace: [ 874.791417][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.791474][ T32] r10:8291a684 r9:e0139d84 r8:00000002 r7:60000113 r6:e0139d8c r5:84cab000 [ 874.791497][ T32] r4:84cab000 [ 874.791516][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.791587][ T32] r5:84cab000 r4:8291a680 [ 874.791612][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.791658][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.791707][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0139e08 [ 874.791729][ T32] r4:00000000 [ 874.791749][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.791786][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.791826][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.791872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f90440 [ 874.791895][ T32] r4:00000000 [ 874.791914][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.791965][ T32] r9:83018005 r8:84cab000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 874.791986][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.792031][ T32] r5:00001000 r4:dffb7000 [ 874.792053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.792176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.792272][ T32] r5:84e72f8c r4:84e72c00 [ 874.792296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.792348][ T32] r7:dddced80 r6:83018000 r5:84e72f8c r4:84e11c80 [ 874.792369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.792428][ T32] r10:61c88647 r9:84cab000 r8:84e11cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.792452][ T32] r4:84e11c80 [ 874.792471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.792538][ T32] r10:00000000 r9:84e11c80 r8:80287e08 r7:e0111e60 r6:84e06f00 r5:84cab000 [ 874.792565][ T32] r4:00000001 [ 874.792587][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.792651][ T32] Exception stack(0xe0139fb0 to 0xe0139ff8) [ 874.792684][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.792755][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.792787][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.792819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.792866][ T32] r4:84f902c0 [ 874.793212][ T32] INFO: task kworker/0:155:3639 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.793286][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.793425][ T32] Workqueue: events bpf_prog_free_deferred [ 874.793472][ T32] Call trace: [ 874.793573][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.793633][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.793685][ T32] r4:00000000 [ 874.793712][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.793756][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.793813][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.793848][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.793875][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.793900][ T32] r5:800f0013 r4:80239bb0 [ 874.793946][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.793994][ T32] r4:82ac21e4 [ 874.794015][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.794061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.794085][ T32] r4:dffe1dc0 [ 874.794117][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.794170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.794195][ T32] r4:00000000 [ 874.794255][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.794308][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.794330][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.794375][ T32] r5:00001000 r4:dfeb3000 [ 874.794426][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.794473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.794518][ T32] r5:84e5378c r4:84e53400 [ 874.794539][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.794589][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.794610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.794685][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.794713][ T32] r4:84e0be80 [ 874.794733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.794784][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.794808][ T32] r4:00000001 [ 874.794827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.794906][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.794978][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.795012][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.795067][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.795101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.795125][ T32] r4:84d87ac0 [ 874.795145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.795169][ T32] INFO: task kworker/0:156:3642 blocked for more than 451 seconds. [ 874.795199][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.795223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.795244][ T32] task:kworker/0:156 state:D stack:0 pid:3642 tgid:3642 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.795288][ T32] Workqueue: events bpf_prog_free_deferred [ 874.795369][ T32] Call trace: [ 874.795464][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.795520][ T32] r10:8291a684 r9:e044dd84 r8:00000002 r7:60000113 r6:e044dd8c r5:84cac800 [ 874.795545][ T32] r4:84cac800 [ 874.795591][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.795640][ T32] r5:84cac800 r4:8291a680 [ 874.795661][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.795702][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.795749][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e044de08 [ 874.795772][ T32] r4:00000000 [ 874.795792][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.795868][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.795909][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.795955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f906c0 [ 874.795980][ T32] r4:00000000 [ 874.796000][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.796049][ T32] r9:83018005 r8:84cac800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 874.796072][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.796117][ T32] r5:00001000 r4:dffd5000 [ 874.796178][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.796224][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.796270][ T32] r5:84e7378c r4:84e73400 [ 874.796291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.796339][ T32] r7:dddced80 r6:83018000 r5:84e7378c r4:84e11d00 [ 874.796360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.796472][ T32] r10:61c88647 r9:84cac800 r8:84e11d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.796501][ T32] r4:84e11d00 [ 874.796521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.796571][ T32] r10:00000000 r9:84e11d00 r8:80287e08 r7:e0111e60 r6:84e06f80 r5:84cac800 [ 874.796618][ T32] r4:00000001 [ 874.796641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.796680][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 874.796709][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.796740][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.796768][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.796798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.796820][ T32] r4:84f904c0 [ 874.796969][ T32] INFO: task kworker/0:156:3642 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.797001][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.797055][ T32] Workqueue: events bpf_prog_free_deferred [ 874.797098][ T32] Call trace: [ 874.797127][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.797182][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.797206][ T32] r4:00000000 [ 874.797225][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.797266][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.797296][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.797347][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.797384][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.797412][ T32] r5:800f0013 r4:80239bb0 [ 874.797432][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.797476][ T32] r4:82ac21e4 [ 874.797496][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.797541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.797564][ T32] r4:dffe1dc0 [ 874.797638][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.797689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.797755][ T32] r4:00000000 [ 874.797803][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.797855][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.797877][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.797924][ T32] r5:00001000 r4:dfeb3000 [ 874.797969][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.798096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.798146][ T32] r5:84e5378c r4:84e53400 [ 874.798166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.798216][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.798238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.798288][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.798311][ T32] r4:84e0be80 [ 874.798329][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.798383][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.798408][ T32] r4:00000001 [ 874.798427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.798465][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.798533][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.798568][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.798622][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.798657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.810884][ T32] r4:84d87ac0 [ 874.810974][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.811010][ T32] INFO: task kworker/0:157:3644 blocked for more than 451 seconds. [ 874.811046][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.811073][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.811138][ T32] task:kworker/0:157 state:D stack:0 pid:3644 tgid:3644 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.811246][ T32] Workqueue: events bpf_prog_free_deferred [ 874.811330][ T32] Call trace: [ 874.811399][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.811462][ T32] r10:8291a684 r9:e0459d84 r8:00000002 r7:60000113 r6:e0459d8c r5:84cad400 [ 874.811527][ T32] r4:84cad400 [ 874.811552][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.811635][ T32] r5:84cad400 r4:8291a680 [ 874.811659][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.811703][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.811769][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0459e08 [ 874.811798][ T32] r4:00000000 [ 874.811819][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.811858][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.811937][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.811989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f90740 [ 874.812012][ T32] r4:00000000 [ 874.812032][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.812083][ T32] r9:83018005 r8:84cad400 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 874.812106][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.812156][ T32] r5:00001000 r4:e013f000 [ 874.812176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.812218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.812290][ T32] r5:84e73b8c r4:84e73800 [ 874.812361][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.812422][ T32] r7:dddced80 r6:83018000 r5:84e73b8c r4:84e11d80 [ 874.812445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.812522][ T32] r10:61c88647 r9:84cad400 r8:84e11dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.812550][ T32] r4:84e11d80 [ 874.812572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.812624][ T32] r10:00000000 r9:84e11d80 r8:80287e08 r7:e044de60 r6:84df8d80 r5:84cad400 [ 874.812647][ T32] r4:00000001 [ 874.812667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.812707][ T32] Exception stack(0xe0459fb0 to 0xe0459ff8) [ 874.812738][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.812769][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.812798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.812829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.812852][ T32] r4:84f90600 [ 874.813189][ T32] INFO: task kworker/0:157:3644 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.813222][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.813320][ T32] Workqueue: events bpf_prog_free_deferred [ 874.813477][ T32] Call trace: [ 874.813513][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.813571][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.813610][ T32] r4:00000000 [ 874.813634][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.813677][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.813733][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.813769][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.813796][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.813878][ T32] r5:800f0013 r4:80239bb0 [ 874.813902][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.813947][ T32] r4:82ac21e4 [ 874.813993][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.814068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.814119][ T32] r4:dffe1dc0 [ 874.814146][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.814197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.814220][ T32] r4:00000000 [ 874.814240][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.814288][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.814309][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.814353][ T32] r5:00001000 r4:dfeb3000 [ 874.814373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.814422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.814468][ T32] r5:84e5378c r4:84e53400 [ 874.814488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.814538][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.814559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.814611][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.814634][ T32] r4:84e0be80 [ 874.814653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.814702][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.814725][ T32] r4:00000001 [ 874.814744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.814781][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.814808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.814843][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.814874][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.814905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.814928][ T32] r4:84d87ac0 [ 874.814948][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.814972][ T32] INFO: task kworker/0:158:3646 blocked for more than 451 seconds. [ 874.815041][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.815070][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.815092][ T32] task:kworker/0:158 state:D stack:0 pid:3646 tgid:3646 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.815141][ T32] Workqueue: events bpf_prog_free_deferred [ 874.815182][ T32] Call trace: [ 874.815256][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.815325][ T32] r10:8291a684 r9:e0461d84 r8:00000002 r7:60000113 r6:e0461d8c r5:84caec00 [ 874.815349][ T32] r4:84caec00 [ 874.815451][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.815542][ T32] r5:84caec00 r4:8291a680 [ 874.815593][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.815650][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.815699][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0461e08 [ 874.815727][ T32] r4:00000000 [ 874.815749][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.815787][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.815825][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.816134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f90c80 [ 874.816164][ T32] r4:00000000 [ 874.816185][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.816236][ T32] r9:83018005 r8:84caec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 874.816258][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.816303][ T32] r5:00001000 r4:e048b000 [ 874.816350][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.816402][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.816448][ T32] r5:84fb4b8c r4:84fb4800 [ 874.816468][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.816648][ T32] r7:dddced80 r6:83018000 r5:84fb4b8c r4:84e11900 [ 874.816697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.816765][ T32] r10:61c88647 r9:84caec00 r8:84e1192c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.817227][ T32] r4:84e11900 [ 874.817252][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.817305][ T32] r10:00000000 r9:84e11900 r8:80287e08 r7:e0459e60 r6:84df8f80 r5:84caec00 [ 874.817354][ T32] r4:00000001 [ 874.817394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.817435][ T32] Exception stack(0xe0461fb0 to 0xe0461ff8) [ 874.817465][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.817495][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.817524][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.817554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.817703][ T32] r4:84f90600 [ 874.817855][ T32] INFO: task kworker/0:158:3646 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.818117][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.818208][ T32] Workqueue: events bpf_prog_free_deferred [ 874.818253][ T32] Call trace: [ 874.818284][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.818339][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.818362][ T32] r4:00000000 [ 874.818388][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.818458][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.818493][ T32] 1d20: a1713000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.818553][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.818584][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.818610][ T32] r5:800f0013 r4:80239bb0 [ 874.818630][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.818673][ T32] r4:82ac21e4 [ 874.836332][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.836488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.836517][ T32] r4:dffe1dc0 [ 874.836596][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.836651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.836717][ T32] r4:00000000 [ 874.836742][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.836836][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.836862][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.836913][ T32] r5:00001000 r4:dfeb3000 [ 874.836935][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.836977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.837064][ T32] r5:84e5378c r4:84e53400 [ 874.837089][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.837154][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.837179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.837277][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.837305][ T32] r4:84e0be80 [ 874.837366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.837440][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.837465][ T32] r4:00000001 [ 874.837486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.837565][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.837629][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.837676][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.837710][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.837757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.837786][ T32] r4:84d87ac0 [ 874.837812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.837871][ T32] INFO: task kworker/0:159:3647 blocked for more than 451 seconds. [ 874.837909][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.837936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.837972][ T32] task:kworker/0:159 state:D stack:0 pid:3647 tgid:3647 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.838036][ T32] Workqueue: events bpf_prog_free_deferred [ 874.838083][ T32] Call trace: [ 874.838115][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.838172][ T32] r10:8291a684 r9:e0469d84 r8:00000002 r7:60000113 r6:e0469d8c r5:84cabc00 [ 874.838196][ T32] r4:84cabc00 [ 874.838222][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.838270][ T32] r5:84cabc00 r4:8291a680 [ 874.838290][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.838333][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.838385][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0469e08 [ 874.838436][ T32] r4:00000000 [ 874.838460][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.838500][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.838539][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.838627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f90900 [ 874.838679][ T32] r4:00000000 [ 874.838704][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.849146][ T32] r9:83018005 r8:84cabc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 874.849230][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.849307][ T32] r5:00001000 r4:e0455000 [ 874.849368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.849438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.849486][ T32] r5:84e73f8c r4:84e73c00 [ 874.849507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.849594][ T32] r7:dddced80 r6:83018000 r5:84e73f8c r4:84e11e00 [ 874.849634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.849692][ T32] r10:61c88647 r9:84cabc00 r8:84e11e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.849715][ T32] r4:84e11e00 [ 874.849735][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.849807][ T32] r10:00000000 r9:84e11e00 r8:80287e08 r7:e0461e60 r6:84df8800 r5:84cabc00 [ 874.849836][ T32] r4:00000001 [ 874.849863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.849928][ T32] Exception stack(0xe0469fb0 to 0xe0469ff8) [ 874.849975][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.850068][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.850110][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.850167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.850220][ T32] r4:84f90a00 [ 874.850573][ T32] INFO: task kworker/0:159:3647 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.850610][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.850677][ T32] Workqueue: events bpf_prog_free_deferred [ 874.850726][ T32] Call trace: [ 874.850788][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.850847][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.850871][ T32] r4:00000000 [ 874.850891][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.850933][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.850964][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.850996][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.851033][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.851071][ T32] r5:800f0013 r4:80239bb0 [ 874.851096][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.851143][ T32] r4:82ac21e4 [ 874.851164][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.851211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.851262][ T32] r4:dffe1dc0 [ 874.851326][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.851382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.851406][ T32] r4:00000000 [ 874.851426][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.851476][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.851498][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.851544][ T32] r5:00001000 r4:dfeb3000 [ 874.851565][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.851608][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.851668][ T32] r5:84e5378c r4:84e53400 [ 874.851691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.851744][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.851857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.851925][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.851978][ T32] r4:84e0be80 [ 874.852008][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.852061][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.852085][ T32] r4:00000001 [ 874.852127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.852175][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.852204][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.852268][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.852300][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.852333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.852356][ T32] r4:84d87ac0 [ 874.852414][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.852445][ T32] INFO: task kworker/0:160:3650 blocked for more than 451 seconds. [ 874.852479][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.852505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.852526][ T32] task:kworker/0:160 state:D stack:0 pid:3650 tgid:3650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.852580][ T32] Workqueue: events bpf_prog_free_deferred [ 874.852652][ T32] Call trace: [ 874.852682][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.852770][ T32] r10:8291a684 r9:e047dd84 r8:00000002 r7:60000113 r6:e047dd8c r5:84cae000 [ 874.852839][ T32] r4:84cae000 [ 874.852863][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.852910][ T32] r5:84cae000 r4:8291a680 [ 874.852930][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.852972][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.853018][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e047de08 [ 874.853041][ T32] r4:00000000 [ 874.853085][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.853127][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.853165][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.853235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f90a80 [ 874.853262][ T32] r4:00000000 [ 874.853307][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.853407][ T32] r9:83018005 r8:84cae000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 874.853457][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.853508][ T32] r5:00001000 r4:e046f000 [ 874.853531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.853574][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.853619][ T32] r5:84fb438c r4:84fb4000 [ 874.853680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.853790][ T32] r7:dddced80 r6:83018000 r5:84fb438c r4:84e11f00 [ 874.853816][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.853869][ T32] r10:61c88647 r9:84cae000 r8:84e11f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.853892][ T32] r4:84e11f00 [ 874.853943][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.853997][ T32] r10:00000000 r9:84e11f00 r8:80287e08 r7:e0461e60 r6:84fa8000 r5:84cae000 [ 874.854020][ T32] r4:00000001 [ 874.854065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.854121][ T32] Exception stack(0xe047dfb0 to 0xe047dff8) [ 874.854157][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.854208][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.854240][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.854286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.854334][ T32] r4:84f90780 [ 874.854526][ T32] INFO: task kworker/0:160:3650 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.854562][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.854654][ T32] Workqueue: events bpf_prog_free_deferred [ 874.854752][ T32] Call trace: [ 874.854790][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.854869][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.854897][ T32] r4:00000000 [ 874.854943][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.855032][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.855067][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.855102][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.855133][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.855159][ T32] r5:800f0013 r4:80239bb0 [ 874.855244][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.855293][ T32] r4:82ac21e4 [ 874.855314][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.855403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.855433][ T32] r4:dffe1dc0 [ 874.855454][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.855501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.855523][ T32] r4:00000000 [ 874.855543][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.855591][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.855612][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.855656][ T32] r5:00001000 r4:dfeb3000 [ 874.855676][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.855717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.855763][ T32] r5:84e5378c r4:84e53400 [ 874.855824][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.855880][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.855903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.855994][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.856024][ T32] r4:84e0be80 [ 874.856046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.856113][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.856143][ T32] r4:00000001 [ 874.856167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.856218][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.856250][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.856281][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.856333][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.856393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.856421][ T32] r4:84d87ac0 [ 874.856450][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.856478][ T32] INFO: task kworker/0:161:3651 blocked for more than 451 seconds. [ 874.856507][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.856534][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.856575][ T32] task:kworker/0:161 state:D stack:0 pid:3651 tgid:3651 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.856654][ T32] Workqueue: events bpf_prog_free_deferred [ 874.856740][ T32] Call trace: [ 874.856815][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.856867][ T32] r10:8291a684 r9:e0481d84 r8:00000002 r7:60000013 r6:e0481d8c r5:84cb0000 [ 874.856891][ T32] r4:84cb0000 [ 874.856911][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.856992][ T32] r5:84cb0000 r4:8291a680 [ 874.857054][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.857102][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.857155][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0481e08 [ 874.857178][ T32] r4:00000000 [ 874.857198][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.857239][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.857281][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.857327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f90c00 [ 874.857401][ T32] r4:00000000 [ 874.857424][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.857475][ T32] r9:83018005 r8:84cb0000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 874.857497][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.857584][ T32] r5:00001000 r4:e0475000 [ 874.857633][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.857680][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.857725][ T32] r5:84fb478c r4:84fb4400 [ 874.857745][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.857794][ T32] r7:dddced80 r6:83018000 r5:84fb478c r4:84e11f80 [ 874.857815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.857865][ T32] r10:61c88647 r9:84cb0000 r8:84e11fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.857890][ T32] r4:84e11f80 [ 874.857909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.857983][ T32] r10:00000000 r9:84e11f80 r8:80287e08 r7:e0461e60 r6:84fa8080 r5:84cb0000 [ 874.858049][ T32] r4:00000001 [ 874.858072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.858116][ T32] Exception stack(0xe0481fb0 to 0xe0481ff8) [ 874.858145][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.858176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.858229][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.858265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.858288][ T32] r4:84f90a40 [ 874.858433][ T32] INFO: task kworker/0:161:3651 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.858466][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.858521][ T32] Workqueue: events bpf_prog_free_deferred [ 874.858619][ T32] Call trace: [ 874.858677][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.864460][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.864523][ T32] r4:00000000 [ 874.864547][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.864607][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.864643][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.864674][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.864701][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.864752][ T32] r5:800f0013 r4:80239bb0 [ 874.864778][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.864823][ T32] r4:82ac21e4 [ 874.864843][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.864891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.864913][ T32] r4:dffe1dc0 [ 874.864933][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.864979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.865002][ T32] r4:00000000 [ 874.865033][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.865088][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.865111][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.865199][ T32] r5:00001000 r4:dfeb3000 [ 874.865224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.865269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.865315][ T32] r5:84e5378c r4:84e53400 [ 874.865373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.865436][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.865458][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.865510][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.865532][ T32] r4:84e0be80 [ 874.865564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.865658][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.865685][ T32] r4:00000001 [ 874.865706][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.865745][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.865773][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.865804][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.865845][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.865928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.866197][ T32] r4:84d87ac0 [ 874.866254][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.866287][ T32] INFO: task kworker/0:162:3653 blocked for more than 451 seconds. [ 874.866319][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.866346][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.866410][ T32] task:kworker/0:162 state:D stack:0 pid:3653 tgid:3653 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.866473][ T32] Workqueue: events bpf_prog_free_deferred [ 874.866520][ T32] Call trace: [ 874.867192][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.867251][ T32] r10:8291a684 r9:e0495d84 r8:00000002 r7:60000113 r6:e0495d8c r5:84cb1800 [ 874.867304][ T32] r4:84cb1800 [ 874.867328][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.867380][ T32] r5:84cb1800 r4:8291a680 [ 874.867454][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.867500][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.867905][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0495e08 [ 874.867932][ T32] r4:00000000 [ 874.867954][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.867993][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.868029][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.868075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f81040 [ 874.868097][ T32] r4:00000000 [ 874.868134][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.868186][ T32] r9:83018005 r8:84cb1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 874.868209][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.868255][ T32] r5:00001000 r4:e04ab000 [ 874.868286][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.868332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.868381][ T32] r5:84fb538c r4:84fb5000 [ 874.868404][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.868455][ T32] r7:dddced80 r6:83018000 r5:84fb538c r4:84fa2000 [ 874.868551][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.868608][ T32] r10:61c88647 r9:84cb1800 r8:84fa202c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.868658][ T32] r4:84fa2000 [ 874.868681][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.886021][ T32] r10:00000000 r9:84fa2000 r8:80287e08 r7:e0461e60 r6:84fa8100 r5:84cb1800 [ 874.886108][ T32] r4:00000001 [ 874.886157][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.886226][ T32] Exception stack(0xe0495fb0 to 0xe0495ff8) [ 874.886262][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.886294][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.886323][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.886355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.886396][ T32] r4:84f90bc0 [ 874.886749][ T32] INFO: task kworker/0:162:3653 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.886786][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.886885][ T32] Workqueue: events bpf_prog_free_deferred [ 874.886965][ T32] Call trace: [ 874.887030][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.887153][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.887188][ T32] r4:00000000 [ 874.887211][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.887256][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.887291][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.887325][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.887352][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.887377][ T32] r5:800f0013 r4:80239bb0 [ 874.887397][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.887444][ T32] r4:82ac21e4 [ 874.887464][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.887511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.887534][ T32] r4:dffe1dc0 [ 874.887583][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.888165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.888198][ T32] r4:00000000 [ 874.888220][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.888274][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.888325][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.888540][ T32] r5:00001000 r4:dfeb3000 [ 874.888565][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.888612][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.888695][ T32] r5:84e5378c r4:84e53400 [ 874.888726][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.897996][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.898078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.898267][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.898325][ T32] r4:84e0be80 [ 874.898361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.898525][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.898555][ T32] r4:00000001 [ 874.898576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.898618][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.898670][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.898705][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.898871][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.899730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.899764][ T32] r4:84d87ac0 [ 874.899790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.899830][ T32] INFO: task kworker/0:163:3656 blocked for more than 451 seconds. [ 874.899865][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.899891][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.899914][ T32] task:kworker/0:163 state:D stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.899974][ T32] Workqueue: events bpf_prog_free_deferred [ 874.900038][ T32] Call trace: [ 874.900086][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.900159][ T32] r10:8291a684 r9:e04a5d84 r8:00000002 r7:60000113 r6:e04a5d8c r5:84cb0c00 [ 874.900184][ T32] r4:84cb0c00 [ 874.900205][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.900428][ T32] r5:84cb0c00 r4:8291a680 [ 874.900510][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.900559][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.900610][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04a5e08 [ 874.900635][ T32] r4:00000000 [ 874.900754][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.900796][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.900992][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.901046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f90e40 [ 874.901071][ T32] r4:00000000 [ 874.901135][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.901192][ T32] r9:83018005 r8:84cb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 874.901217][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.901263][ T32] r5:00001000 r4:e0491000 [ 874.901283][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.901325][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.901418][ T32] r5:84fb4f8c r4:84fb4c00 [ 874.901440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.901492][ T32] r7:dddced80 r6:83018000 r5:84fb4f8c r4:84fa2180 [ 874.901514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.901591][ T32] r10:61c88647 r9:84cb0c00 r8:84fa21ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.901619][ T32] r4:84fa2180 [ 874.901639][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.901691][ T32] r10:00000000 r9:84fa2180 r8:80287e08 r7:e0495e60 r6:84fa8180 r5:84cb0c00 [ 874.901842][ T32] r4:00000001 [ 874.901866][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.901908][ T32] Exception stack(0xe04a5fb0 to 0xe04a5ff8) [ 874.901965][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.902000][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.902029][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.902060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.902082][ T32] r4:84f90cc0 [ 874.902507][ T32] INFO: task kworker/0:163:3656 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.902559][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.902651][ T32] Workqueue: events bpf_prog_free_deferred [ 874.902696][ T32] Call trace: [ 874.902726][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.902782][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.902806][ T32] r4:00000000 [ 874.902853][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.902903][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.902936][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.902967][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.902994][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.903019][ T32] r5:800f0013 r4:80239bb0 [ 874.903066][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.903176][ T32] r4:82ac21e4 [ 874.903281][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.903334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.903358][ T32] r4:dffe1dc0 [ 874.903378][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.903424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.903447][ T32] r4:00000000 [ 874.903466][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.903515][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.903537][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.903581][ T32] r5:00001000 r4:dfeb3000 [ 874.903601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.903643][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.903861][ T32] r5:84e5378c r4:84e53400 [ 874.903885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.903937][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.903959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.904011][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.904062][ T32] r4:84e0be80 [ 874.904088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.904175][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.904237][ T32] r4:00000001 [ 874.904261][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.904301][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.904330][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.904362][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.904398][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.904432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.904583][ T32] r4:84d87ac0 [ 874.904640][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.904697][ T32] INFO: task kworker/0:164:3657 blocked for more than 451 seconds. [ 874.904730][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.904779][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.904805][ T32] task:kworker/0:164 state:D stack:0 pid:3657 tgid:3657 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.904853][ T32] Workqueue: events bpf_prog_free_deferred [ 874.904924][ T32] Call trace: [ 874.904959][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.905276][ T32] r10:8291a684 r9:e04a9d84 r8:00000002 r7:60000113 r6:e04a9d8c r5:84cb3c00 [ 874.905305][ T32] r4:84cb3c00 [ 874.905328][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.905420][ T32] r5:84cb3c00 r4:8291a680 [ 874.905441][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.905484][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.905530][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04a9e08 [ 874.905572][ T32] r4:00000000 [ 874.905596][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.905635][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.905701][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.905753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f90ec0 [ 874.905776][ T32] r4:00000000 [ 874.905796][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.905845][ T32] r9:83018005 r8:84cb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 874.905867][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.905912][ T32] r5:00001000 r4:e04b1000 [ 874.905932][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.905973][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.906018][ T32] r5:84fb578c r4:84fb5400 [ 874.906064][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.906119][ T32] r7:dddced80 r6:83018000 r5:84fb578c r4:84fa2200 [ 874.906151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.906203][ T32] r10:61c88647 r9:84cb3c00 r8:84fa222c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.906227][ T32] r4:84fa2200 [ 874.906273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.906328][ T32] r10:00000000 r9:84fa2200 r8:80287e08 r7:e0495e60 r6:84fa8200 r5:84cb3c00 [ 874.906412][ T32] r4:00000001 [ 874.906445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.906486][ T32] Exception stack(0xe04a9fb0 to 0xe04a9ff8) [ 874.906516][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.906546][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.906600][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.906635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.906660][ T32] r4:84f90d80 [ 874.906856][ T32] INFO: task kworker/0:164:3657 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.906891][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.906981][ T32] Workqueue: events bpf_prog_free_deferred [ 874.907027][ T32] Call trace: [ 874.907214][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.907281][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.907306][ T32] r4:00000000 [ 874.907327][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.907369][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.907401][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.907432][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.907515][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.907547][ T32] r5:800f0013 r4:80239bb0 [ 874.907569][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.907616][ T32] r4:82ac21e4 [ 874.907636][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.907683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.907706][ T32] r4:dffe1dc0 [ 874.907726][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.907772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.907796][ T32] r4:00000000 [ 874.907815][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.907865][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.907887][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.907958][ T32] r5:00001000 r4:dfeb3000 [ 874.907983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.908053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.908104][ T32] r5:84e5378c r4:84e53400 [ 874.908125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.908183][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.908206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.908257][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.908280][ T32] r4:84e0be80 [ 874.908299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.908350][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.908374][ T32] r4:00000001 [ 874.908393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.908431][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.908460][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.908490][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.908519][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.908550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.908574][ T32] r4:84d87ac0 [ 874.908597][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.908656][ T32] INFO: task kworker/0:165:3659 blocked for more than 451 seconds. [ 874.908694][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.908720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.908827][ T32] task:kworker/0:165 state:D stack:0 pid:3659 tgid:3659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.924674][ T32] Workqueue: events bpf_prog_free_deferred [ 874.924774][ T32] Call trace: [ 874.924824][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.924893][ T32] r10:8291a684 r9:e04b9d84 r8:00000002 r7:60000113 r6:e04b9d8c r5:84cb4800 [ 874.924960][ T32] r4:84cb4800 [ 874.924986][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.925035][ T32] r5:84cb4800 r4:8291a680 [ 874.925098][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.925153][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.925202][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04b9e08 [ 874.925227][ T32] r4:00000000 [ 874.925247][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.925284][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.925325][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.925430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faf480 [ 874.925506][ T32] r4:00000000 [ 874.925532][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.925587][ T32] r9:83018005 r8:84cb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 874.925611][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.925658][ T32] r5:00001000 r4:e04e1000 [ 874.925704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.925753][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.925802][ T32] r5:84fb678c r4:84fb6400 [ 874.925826][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.925905][ T32] r7:dddced80 r6:83018000 r5:84fb678c r4:84fa2080 [ 874.925932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.926009][ T32] r10:61c88647 r9:84cb4800 r8:84fa20ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.926037][ T32] r4:84fa2080 [ 874.926058][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.926111][ T32] r10:00000000 r9:84fa2080 r8:80287e08 r7:e04a9e60 r6:84fa8280 r5:84cb4800 [ 874.926142][ T32] r4:00000001 [ 874.926163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.926205][ T32] Exception stack(0xe04b9fb0 to 0xe04b9ff8) [ 874.926250][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.926286][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.926316][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.926347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.926372][ T32] r4:84f81dc0 [ 874.926760][ T32] INFO: task kworker/0:165:3659 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.926833][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.926971][ T32] Workqueue: events bpf_prog_free_deferred [ 874.927263][ T32] Call trace: [ 874.927320][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.927394][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.927445][ T32] r4:00000000 [ 874.927467][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.927514][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.927546][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.927604][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.927660][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.927691][ T32] r5:800f0013 r4:80239bb0 [ 874.927713][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.927887][ T32] r4:82ac21e4 [ 874.928015][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.928068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.928092][ T32] r4:dffe1dc0 [ 874.928262][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.928315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.928339][ T32] r4:00000000 [ 874.928663][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.928717][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.928814][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.939855][ T32] r5:00001000 r4:dfeb3000 [ 874.939895][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.939964][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.940013][ T32] r5:84e5378c r4:84e53400 [ 874.940036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.940091][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.940114][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.940179][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.940210][ T32] r4:84e0be80 [ 874.940490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.940575][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.940955][ T32] r4:00000001 [ 874.940981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.941038][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.941074][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.941127][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.941163][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.941198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.941280][ T32] r4:84d87ac0 [ 874.941407][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.941448][ T32] INFO: task kworker/0:166:3662 blocked for more than 451 seconds. [ 874.941499][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.941530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.941670][ T32] task:kworker/0:166 state:D stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.941735][ T32] Workqueue: events bpf_prog_free_deferred [ 874.942164][ T32] Call trace: [ 874.942260][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 874.942324][ T32] r10:8291a684 r9:e04d1d84 r8:00000002 r7:60000013 r6:e04d1d8c r5:84cb2400 [ 874.942350][ T32] r4:84cb2400 [ 874.942371][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 874.942417][ T32] r5:84cb2400 r4:8291a680 [ 874.942542][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.942615][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.942949][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04d1e08 [ 874.943028][ T32] r4:00000000 [ 874.943137][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.943182][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.943224][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.943272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faf040 [ 874.943316][ T32] r4:00000000 [ 874.943341][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.943472][ T32] r9:83018005 r8:84cb2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 874.943500][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.943548][ T32] r5:00001000 r4:e04c3000 [ 874.943568][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.943609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.943659][ T32] r5:84fb5b8c r4:84fb5800 [ 874.943684][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.943735][ T32] r7:dddced80 r6:83018000 r5:84fb5b8c r4:84fa2300 [ 874.943755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.944014][ T32] r10:61c88647 r9:84cb2400 r8:84fa232c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.944042][ T32] r4:84fa2300 [ 874.944064][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.944143][ T32] r10:00000000 r9:84fa2300 r8:80287e08 r7:e04b9e60 r6:84fa8300 r5:84cb2400 [ 874.944191][ T32] r4:00000001 [ 874.944228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.944298][ T32] Exception stack(0xe04d1fb0 to 0xe04d1ff8) [ 874.944363][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.944423][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.944484][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.944544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.944588][ T32] r4:84faf080 [ 874.944972][ T32] INFO: task kworker/0:166:3662 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.945009][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.945070][ T32] Workqueue: events bpf_prog_free_deferred [ 874.945116][ T32] Call trace: [ 874.945182][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.945249][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.945302][ T32] r4:00000000 [ 874.945327][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.945411][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.945444][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.945475][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.945503][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.945548][ T32] r5:800f0013 r4:80239bb0 [ 874.945600][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.945675][ T32] r4:82ac21e4 [ 874.946002][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.946082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.946109][ T32] r4:dffe1dc0 [ 874.946135][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.946235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.946262][ T32] r4:00000000 [ 874.946282][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.946331][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.946352][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.946397][ T32] r5:00001000 r4:dfeb3000 [ 874.946418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.946459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.946505][ T32] r5:84e5378c r4:84e53400 [ 874.946524][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.946601][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.946628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.946708][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.946736][ T32] r4:84e0be80 [ 874.946760][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.946815][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.946839][ T32] r4:00000001 [ 874.946858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.946897][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.946925][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.946959][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 874.947115][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 12 printk messages dropped ** [ 874.948303][ T32] r4:00000000 ** 5 printk messages dropped ** [ 874.948737][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 874.962977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.963023][ T32] r5:84fb5f8c r4:84fb5c00 [ 874.963045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.963097][ T32] r7:dddced80 r6:83018000 r5:84fb5f8c r4:84fa2280 [ 874.963119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.963177][ T32] r10:61c88647 r9:84ce3000 r8:84fa22ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.963255][ T32] r4:84fa2280 [ 874.963280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.963335][ T32] r10:00000000 r9:84fa2280 r8:80287e08 r7:e04b9e60 r6:84fa2400 r5:84ce3000 [ 874.963358][ T32] r4:00000001 [ 874.963435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.963482][ T32] Exception stack(0xe00c9fb0 to 0xe00c9ff8) [ 874.963544][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.963579][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.963619][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.963654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.963680][ T32] r4:84faf280 [ 874.964114][ T32] INFO: task kworker/0:167:3663 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.964171][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.964245][ T32] Workqueue: events bpf_prog_free_deferred [ 874.964295][ T32] Call trace: [ 874.964353][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.964422][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.964451][ T32] r4:00000000 [ 874.964474][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.964538][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.964609][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.964649][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.964677][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.964781][ T32] r5:800f0013 r4:80239bb0 [ 874.964808][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.965006][ T32] r4:82ac21e4 [ 874.965205][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.965305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 874.965378][ T32] r4:dffe1dc0 [ 874.965429][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.965513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 874.966216][ T32] r4:00000000 [ 874.966259][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.966314][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 874.966336][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.966401][ T32] r5:00001000 r4:dfeb3000 [ 874.966426][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.966470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.967135][ T32] r5:84e5378c r4:84e53400 [ 874.967163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.967382][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 874.967409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.968554][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.968585][ T32] r4:84e0be80 [ 874.968605][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.969374][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 874.980543][ T32] r4:00000001 [ 874.980588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.980653][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.980728][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.980765][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.980794][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.980827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.980850][ T32] r4:84d87ac0 [ 874.980873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.980904][ T32] INFO: task kworker/0:168:3666 blocked for more than 452 seconds. [ 874.980938][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 874.981044][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 874.981312][ T32] r10:8291a684 r9:e04d9d84 r8:00000002 r7:60000113 r6:e04d9d8c r5:841f5400 ** 3 printk messages dropped ** [ 874.981573][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.981622][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.981670][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04d9e08 [ 874.981693][ T32] r4:00000000 [ 874.981712][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.981750][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.981790][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.981835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faf340 [ 874.981858][ T32] r4:00000000 [ 874.981878][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.981928][ T32] r9:83018005 r8:841f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 874.981992][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.982044][ T32] r5:00001000 r4:e04db000 [ 874.982065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.982109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.982160][ T32] r5:84fb638c r4:84fb6000 ** 1 printk messages dropped ** [ 874.982235][ T32] r7:dddced80 r6:83018000 r5:84fb638c r4:84fa2380 ** 9 printk messages dropped ** [ 874.982774][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 874.983452][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.983475][ T32] r4:00000000 [ 874.983495][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.983552][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 874.983590][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 874.983683][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 874.983714][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 874.983740][ T32] r5:800f0013 r4:80239bb0 [ 874.983871][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.983928][ T32] r4:82ac21e4 [ 874.983951][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.983999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 9 printk messages dropped ** [ 874.984376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 874.984970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 874.985424][ T32] r10:8291a684 r9:e04e5d84 r8:00000002 r7:60000013 r6:e04e5d8c r5:84d9d400 ** 2 printk messages dropped ** [ 874.985545][ T32] r5:84d9d400 r4:8291a680 [ 874.985565][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.985608][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 874.985655][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04e5e08 [ 874.985677][ T32] r4:00000000 [ 874.985696][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 874.985733][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 874.985769][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 874.985815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faf8c0 [ 874.985838][ T32] r4:00000000 [ 874.985883][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 874.985937][ T32] r9:83018005 r8:84d9d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 874.985985][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 874.986034][ T32] r5:00001000 r4:e0503000 [ 874.986054][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 874.986096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.986185][ T32] r5:84fb738c r4:84fb7000 [ 874.986211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.986263][ T32] r7:dddced80 r6:83018000 r5:84fb738c r4:84fa2100 [ 874.986284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.986337][ T32] r10:61c88647 r9:84d9d400 r8:84fa212c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.986360][ T32] r4:84fa2100 [ 874.986379][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.986428][ T32] r10:00000000 r9:84fa2100 r8:80287e08 r7:e04b9e60 r6:84fa2580 r5:84d9d400 [ 874.986451][ T32] r4:00000001 [ 874.986470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.986507][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 874.986536][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.986566][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.986594][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.986626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.986663][ T32] r4:84faf3c0 [ 874.986808][ T32] INFO: task kworker/0:169:3669 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 874.986840][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.986896][ T32] Workqueue: events bpf_prog_free_deferred [ 874.986938][ T32] Call trace: [ 874.986967][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 874.987022][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 874.987065][ T32] r4:00000000 [ 874.987114][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 874.987304][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 20 printk messages dropped ** [ 874.988210][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 13 printk messages dropped ** [ 874.988790][ T32] Workqueue: events bpf_prog_free_deferred [ 875.003864][ T32] Call trace: [ 875.003908][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.003988][ T32] r10:8291a684 r9:e04edd84 r8:00000002 r7:60000013 r6:e04edd8c r5:84cf0000 [ 875.004013][ T32] r4:84cf0000 [ 875.004034][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.004139][ T32] r5:84cf0000 r4:8291a680 [ 875.004192][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.004245][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.004293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04ede08 [ 875.004318][ T32] r4:00000000 [ 875.004337][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.004375][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.004457][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.004508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faf5c0 [ 875.004531][ T32] r4:00000000 [ 875.004551][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.004601][ T32] r9:83018005 r8:84cf0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 875.004623][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.004671][ T32] r5:00001000 r4:e04ef000 [ 875.004692][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.004734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.004780][ T32] r5:84fb6b8c r4:84fb6800 [ 875.004807][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.004859][ T32] r7:dddced80 r6:83018000 r5:84fb6b8c r4:84fa2600 [ 875.004880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.004931][ T32] r10:61c88647 r9:84cf0000 r8:84fa262c r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.004971][ T32] r4:84fa2600 [ 875.004996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.005073][ T32] r10:00000000 r9:84fa2600 r8:80287e08 r7:e04e5e60 r6:84fa2480 r5:84cf0000 [ 875.005100][ T32] r4:00000001 [ 875.005177][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.005229][ T32] Exception stack(0xe04edfb0 to 0xe04edff8) [ 875.005264][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.005313][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.005392][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.005452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.005494][ T32] r4:84faf500 [ 875.005850][ T32] INFO: task kworker/0:170:3670 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.005892][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.005960][ T32] Workqueue: events bpf_prog_free_deferred [ 875.006030][ T32] Call trace: [ 875.006066][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.006124][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.006156][ T32] r4:00000000 [ 875.006178][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.006225][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.006257][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.006329][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.006361][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.006415][ T32] r5:800f0013 r4:80239bb0 [ 875.006465][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 875.006580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 3 printk messages dropped ** [ 875.006739][ T32] r4:00000000 [ 875.006760][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.006815][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.006837][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.006881][ T32] r5:00001000 r4:dfeb3000 [ 875.006901][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.006943][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.006988][ T32] r5:84e5378c r4:84e53400 [ 875.007008][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.007057][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.007137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.007193][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.007216][ T32] r4:84e0be80 [ 875.007242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.007293][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.007316][ T32] r4:00000001 [ 875.007336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.007374][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.007402][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.007488][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.007522][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.007597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.007648][ T32] r4:84d87ac0 [ 875.007687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.007750][ T32] INFO: task kworker/0:171:3672 blocked for more than 452 seconds. [ 875.007818][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.007889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.007934][ T32] task:kworker/0:171 state:D stack:0 pid:3672 tgid:3672 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.008020][ T32] Workqueue: events bpf_prog_free_deferred [ 875.008093][ T32] Call trace: ** 1 printk messages dropped ** [ 875.008291][ T32] r10:8291a684 r9:e04f9d84 r8:00000002 r7:60000113 r6:e04f9d8c r5:84cf0c00 ** 3 printk messages dropped ** [ 875.008504][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.008581][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.008665][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04f9e08 [ 875.008709][ T32] r4:00000000 [ 875.008814][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.017500][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.017584][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.017636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faf780 [ 875.017661][ T32] r4:00000000 [ 875.017718][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.017777][ T32] r9:83018005 r8:84cf0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 875.017801][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 875.017871][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 875.018164][ T32] r10:61c88647 r9:84cf0c00 r8:84fa26ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 875.024653][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 23 printk messages dropped ** [ 875.025809][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.025852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.025899][ T32] r5:84e5378c r4:84e53400 [ 875.025919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.025970][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.025994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.026047][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.026070][ T32] r4:84e0be80 [ 875.026090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.026146][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.026196][ T32] r4:00000001 [ 875.026246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.026290][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.026320][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.026351][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.026379][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.026428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.026456][ T32] r4:84d87ac0 [ 875.026505][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.026550][ T32] INFO: task kworker/0:172:3674 blocked for more than 452 seconds. [ 875.026611][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.026642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.026663][ T32] task:kworker/0:172 state:D stack:0 pid:3674 tgid:3674 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 875.026786][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 875.026928][ T32] r5:84cf2400 r4:8291a680 ** 5 printk messages dropped ** [ 875.027116][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 875.027424][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 875.027850][ T32] r4:00000001 ** 4 printk messages dropped ** [ 875.028012][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 875.028789][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.034617][ T32] r4:00000000 [ 875.034657][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.034766][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.034811][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.034844][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.034872][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.034899][ T32] r5:800f0013 r4:80239bb0 [ 875.034919][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.034966][ T32] r4:82ac21e4 [ 875.035028][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.035082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.035148][ T32] r4:dffe1dc0 [ 875.035174][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.035225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.035248][ T32] r4:00000000 [ 875.035269][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.035321][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.035385][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.035465][ T32] r5:00001000 r4:dfeb3000 [ 875.035490][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.035536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.035583][ T32] r5:84e5378c r4:84e53400 [ 875.035603][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.035655][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.035677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.035728][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.035751][ T32] r4:84e0be80 [ 875.035812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.035869][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 9 printk messages dropped ** [ 875.036277][ T32] INFO: task kworker/0:173:3676 blocked for more than 452 seconds. ** 6 printk messages dropped ** [ 875.036629][ T32] r10:8291a684 r9:e0519d84 r8:00000002 r7:60000113 r6:e0519d8c r5:84cf3c00 ** 10 printk messages dropped ** [ 875.037014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fafc80 ** 4 printk messages dropped ** [ 875.037208][ T32] r5:00001000 r4:e050f000 [ 875.037229][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.037271][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.037316][ T32] r5:84fb7b8c r4:84fb7800 [ 875.037367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.037439][ T32] r7:dddced80 r6:83018000 r5:84fb7b8c r4:84fa2980 [ 875.037464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.037518][ T32] r10:61c88647 r9:84cf3c00 r8:84fa29ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.037542][ T32] r4:84fa2980 [ 875.037563][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.037613][ T32] r10:00000000 r9:84fa2980 r8:80287e08 r7:e0501e60 r6:84fa2a80 r5:84cf3c00 [ 875.037636][ T32] r4:00000001 [ 875.037656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.037694][ T32] Exception stack(0xe0519fb0 to 0xe0519ff8) [ 875.037722][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.037752][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.037780][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.037826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.037854][ T32] r4:84fafa80 [ 875.038210][ T32] INFO: task kworker/0:173:3676 is blocked on a mutex likely owned by task kworker/0:123:3540. ** 9 printk messages dropped ** [ 875.049301][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 12 printk messages dropped ** [ 875.050071][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 875.050262][ T32] r5:84e5378c r4:84e53400 [ 875.050284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.050336][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.050357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.050408][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.050431][ T32] r4:84e0be80 [ 875.050452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.050507][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.050531][ T32] r4:00000001 [ 875.050550][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.050590][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.050623][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.050656][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 875.050756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 875.051089][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 875.051497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e051de08 ** 6 printk messages dropped ** [ 875.051763][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 875.052043][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 875.052352][ T32] r4:00000001 ** 6 printk messages dropped ** [ 875.052601][ T32] r4:84faf940 ** 2 printk messages dropped ** [ 875.053045][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 875.053326][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 ** 10 printk messages dropped ** [ 875.053712][ T32] r4:00000000 ** 6 printk messages dropped ** [ 875.054030][ T32] r5:84e5378c r4:84e53400 ** 6 printk messages dropped ** [ 875.054361][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 3 printk messages dropped ** [ 875.054499][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.054530][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.054558][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.054593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.054616][ T32] r4:84d87ac0 [ 875.054639][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.054665][ T32] INFO: task kworker/0:175:3679 blocked for more than 452 seconds. [ 875.054695][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.054720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.054741][ T32] task:kworker/0:175 state:D stack:0 pid:3679 tgid:3679 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.054788][ T32] Workqueue: events bpf_prog_free_deferred [ 875.054829][ T32] Call trace: [ 875.054858][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.054909][ T32] r10:8291a684 r9:e0525d84 r8:00000002 r7:60000013 r6:e0525d8c r5:84cb6000 [ 875.054946][ T32] r4:84cb6000 [ 875.055025][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.055074][ T32] r5:84cb6000 r4:8291a680 [ 875.055138][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.055186][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.055233][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0525e08 [ 875.055256][ T32] r4:00000000 [ 875.055307][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.055349][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.055386][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.055432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502d040 [ 875.055454][ T32] r4:00000000 [ 875.055474][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.055546][ T32] r9:83018005 r8:84cb6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 875.055571][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.055616][ T32] r5:00001000 r4:e052d000 [ 875.055636][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.055677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.055747][ T32] r5:84ff038c r4:84ff0000 [ 875.055772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.055822][ T32] r7:dddced80 r6:83018000 r5:84ff038c r4:84fa2a00 [ 875.055868][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.055964][ T32] r10:61c88647 r9:84cb6000 r8:84fa2a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.056015][ T32] r4:84fa2a00 [ 875.056038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.056087][ T32] r10:00000000 r9:84fa2a00 r8:80287e08 r7:e051de60 r6:84fa8400 r5:84cb6000 [ 875.056110][ T32] r4:00000001 [ 875.056129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.056173][ T32] Exception stack(0xe0525fb0 to 0xe0525ff8) [ 875.056201][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.056233][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.056303][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.056338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.056361][ T32] r4:84fafe40 [ 875.056547][ T32] INFO: task kworker/0:175:3679 is blocked on a mutex likely owned by task kworker/0:123:3540. ** 2 printk messages dropped ** [ 875.056679][ T32] Call trace: ** 6 printk messages dropped ** [ 875.057018][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 8 printk messages dropped ** [ 875.057426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.057450][ T32] r4:00000000 [ 875.057470][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.057518][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.057540][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.057584][ T32] r5:00001000 r4:dfeb3000 [ 875.057604][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.057646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.057693][ T32] r5:84e5378c r4:84e53400 [ 875.057746][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.057801][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.057823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.057875][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.057898][ T32] r4:84e0be80 [ 875.057917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.057966][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.057989][ T32] r4:00000001 [ 875.058008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.058045][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.058089][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 875.058160][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 875.073903][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 875.074370][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 875.074750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 875.075028][ T32] r10:61c88647 r9:84cb6c00 r8:84fa2bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.075050][ T32] r4:84fa2b80 [ 875.075070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.075122][ T32] r10:00000000 r9:84fa2b80 r8:80287e08 r7:e0525e60 r6:84fa8480 r5:84cb6c00 [ 875.075152][ T32] r4:00000001 [ 875.075172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.075213][ T32] Exception stack(0xe00adfb0 to 0xe00adff8) [ 875.075290][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.075326][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.075354][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.075385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.075408][ T32] r4:8502d100 [ 875.075794][ T32] INFO: task kworker/0:176:3683 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.075833][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.075906][ T32] Workqueue: events bpf_prog_free_deferred [ 875.075955][ T32] Call trace: [ 875.075987][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.076044][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.076067][ T32] r4:00000000 [ 875.076087][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.076130][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.076171][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.076201][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.076228][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.076252][ T32] r5:800f0013 r4:80239bb0 [ 875.076272][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.076315][ T32] r4:82ac21e4 [ 875.076335][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.076380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.076402][ T32] r4:dffe1dc0 [ 875.076422][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.076507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.076559][ T32] r4:00000000 [ 875.076623][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.076680][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.076701][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.076746][ T32] r5:00001000 r4:dfeb3000 [ 875.076766][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.076808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 875.076996][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 875.077466][ T32] r4:84d87ac0 ** 11 printk messages dropped ** [ 875.077938][ T32] r5:84cb3000 r4:8291a680 ** 6 printk messages dropped ** [ 875.078212][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 875.087769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 875.088209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 875.092074][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.092106][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.092152][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.092182][ T32] r5:800f0013 r4:80239bb0 [ 875.092203][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 875.092367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 9 printk messages dropped ** [ 875.093667][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 875.094942][ T32] r4:00000001 ** 11 printk messages dropped ** [ 875.096163][ T32] task:kworker/0:178 state:D stack:0 pid:3687 tgid:3687 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 875.097557][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.097611][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0539e08 [ 875.097659][ T32] r4:00000000 [ 875.097685][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.097724][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.098386][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.098441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502dc00 [ 875.098464][ T32] r4:00000000 [ 875.098484][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.098533][ T32] r9:83018005 r8:84cf1800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 875.098765][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.111672][ T32] r5:00001000 r4:dfa93000 [ 875.111752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.111827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.111888][ T32] r5:84ff178c r4:84ff1400 [ 875.111915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.111969][ T32] r7:dddced80 r6:83018000 r5:84ff178c r4:84fa2b00 ** 1 printk messages dropped ** [ 875.112041][ T32] r10:61c88647 r9:84cf1800 r8:84fa2b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 875.112548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 875.113109][ T32] Call trace: ** 6 printk messages dropped ** [ 875.113493][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 2 printk messages dropped ** [ 875.113567][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.113613][ T32] r4:82ac21e4 [ 875.113634][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.113702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.113730][ T32] r4:dffe1dc0 [ 875.113750][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.113826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.113863][ T32] r4:00000000 [ 875.113907][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.113965][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.114000][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.114050][ T32] r5:00001000 r4:dfeb3000 [ 875.114072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.114114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.114176][ T32] r5:84e5378c r4:84e53400 [ 875.114215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.114318][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.114357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 875.114506][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 9 printk messages dropped ** [ 875.114864][ T32] INFO: task kworker/1:113:3690 blocked for more than 452 seconds. ** 3 printk messages dropped ** [ 875.115022][ T32] Workqueue: events bpf_prog_free_deferred [ 875.115074][ T32] Call trace: [ 875.115108][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.115174][ T32] r10:8291a684 r9:e0549d84 r8:00000002 r7:60000113 r6:e0549d8c r5:84cf5400 [ 875.115209][ T32] r4:84cf5400 [ 875.115233][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.115289][ T32] r5:84cf5400 r4:8291a680 [ 875.115313][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.115357][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.115403][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0549e08 [ 875.115426][ T32] r4:00000000 [ 875.115445][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.115481][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.115519][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.115565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8457b980 [ 875.115588][ T32] r4:00000000 [ 875.115621][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.115686][ T32] r9:83018205 r8:84cf5400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 875.115732][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.115781][ T32] r5:00001000 r4:dfa3d000 [ 875.115822][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.115868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.115914][ T32] r5:84ebcf8c r4:84ebcc00 [ 875.115933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.115983][ T32] r7:ddde2d80 r6:83018200 r5:84ebcf8c r4:84fa8500 [ 875.116053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.116107][ T32] r10:61c88647 r9:84cf5400 r8:84fa852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.116136][ T32] r4:84fa8500 [ 875.116158][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.116207][ T32] r10:00000000 r9:84fa8500 r8:80287e08 r7:e005de60 r6:84fa2c80 r5:84cf5400 [ 875.116229][ T32] r4:00000001 [ 875.116248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.116296][ T32] Exception stack(0xe0549fb0 to 0xe0549ff8) [ 875.116353][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.116418][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.116452][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.116484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.116525][ T32] r4:8457b640 [ 875.116732][ T32] INFO: task kworker/1:113:3690 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.116788][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.116876][ T32] Workqueue: events bpf_prog_free_deferred [ 875.116947][ T32] Call trace: [ 875.116978][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.117034][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.117075][ T32] r4:00000000 [ 875.117153][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.117200][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.117241][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.117275][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.117321][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.117419][ T32] r5:800f0013 r4:80239bb0 [ 875.117504][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.117562][ T32] r4:82ac21e4 [ 875.117583][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 875.117954][ T32] r5:00001000 r4:dfeb3000 ** 4 printk messages dropped ** [ 875.118210][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 3 printk messages dropped ** [ 875.118326][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.118376][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.118399][ T32] r4:00000001 [ 875.118418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.118456][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.118484][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.118536][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.118568][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.118599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.118622][ T32] r4:84d87ac0 [ 875.118643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.118689][ T32] INFO: task kworker/0:179:3692 blocked for more than 452 seconds. [ 875.131275][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.131372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.131402][ T32] task:kworker/0:179 state:D stack:0 pid:3692 tgid:3692 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.131466][ T32] Workqueue: events bpf_prog_free_deferred [ 875.131544][ T32] Call trace: [ 875.131603][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.131667][ T32] r10:8291a684 r9:e054dd84 r8:00000002 r7:60000013 r6:e054dd8c r5:84cf6000 [ 875.131712][ T32] r4:84cf6000 [ 875.131746][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.131817][ T32] r5:84cf6000 r4:8291a680 [ 875.131862][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.131909][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.131956][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e054de08 [ 875.131979][ T32] r4:00000000 [ 875.131999][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.132036][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.132076][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 875.132411][ T32] r5:00001000 r4:dfa69000 [ 875.132436][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.132502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.132557][ T32] r5:84ff138c r4:84ff1000 [ 875.132600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.132656][ T32] r7:dddced80 r6:83018000 r5:84ff138c r4:84fa2880 [ 875.132678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.132729][ T32] r10:61c88647 r9:84cf6000 r8:84fa28ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.132773][ T32] r4:84fa2880 ** 1 printk messages dropped ** [ 875.132849][ T32] r10:00000000 r9:84fa2880 r8:80287e08 r7:e0539e60 r6:84fa2d80 r5:84cf6000 ** 8 printk messages dropped ** [ 875.133517][ T32] INFO: task kworker/0:179:3692 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.133559][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.133658][ T32] Workqueue: events bpf_prog_free_deferred [ 875.133705][ T32] Call trace: [ 875.133736][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.133793][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.133816][ T32] r4:00000000 [ 875.133837][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.133880][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.133911][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.133943][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.133970][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.133995][ T32] r5:800f0013 r4:80239bb0 [ 875.134037][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.134086][ T32] r4:82ac21e4 [ 875.134106][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 875.134670][ T32] r5:84e5378c r4:84e53400 ** 10 printk messages dropped ** [ 875.135128][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 875.135517][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 875.136255][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 875.136671][ T32] r5:84ebd78c r4:84ebd400 ** 3 printk messages dropped ** [ 875.136854][ T32] r10:61c88647 r9:84cf6c00 r8:84fa86ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 875.137684][ T32] Workqueue: events bpf_prog_free_deferred [ 875.137777][ T32] Call trace: [ 875.137853][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.137921][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.137971][ T32] r4:00000000 [ 875.138028][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.138077][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.138108][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.138147][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.138195][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.138224][ T32] r5:800f0013 r4:80239bb0 [ 875.138246][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.138300][ T32] r4:82ac21e4 [ 875.138324][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.138372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.138400][ T32] r4:dffe1dc0 ** 1 printk messages dropped ** [ 875.138465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 7 printk messages dropped ** [ 875.147658][ T32] r5:84e5378c r4:84e53400 [ 875.147704][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.147781][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.147805][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.147859][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.147883][ T32] r4:84e0be80 [ 875.147922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.147980][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.148003][ T32] r4:00000001 [ 875.148032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.148077][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.148111][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.148154][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.148184][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.148227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.148254][ T32] r4:84d87ac0 [ 875.148278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.148326][ T32] INFO: task kworker/0:180:3696 blocked for more than 452 seconds. [ 875.148390][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.148447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.148476][ T32] task:kworker/0:180 state:D stack:0 pid:3696 tgid:3696 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.148536][ T32] Workqueue: events bpf_prog_free_deferred [ 875.148585][ T32] Call trace: [ 875.148619][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.148720][ T32] r10:8291a684 r9:e0555d84 r8:00000002 r7:60000113 r6:e0555d8c r5:84ca6c00 [ 875.148807][ T32] r4:84ca6c00 [ 875.152983][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 875.153459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502dd80 ** 8 printk messages dropped ** [ 875.153798][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 875.154913][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 875.155441][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 875.155898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 875.156222][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.156245][ T32] r4:00000001 [ 875.156264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.156303][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.156331][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.156361][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.156438][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.156474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.156497][ T32] r4:84d87ac0 [ 875.156518][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.156547][ T32] INFO: task kworker/1:115:3698 blocked for more than 452 seconds. [ 875.156581][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.156632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.156656][ T32] task:kworker/1:115 state:D stack:0 pid:3698 tgid:3698 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.156731][ T32] Workqueue: events bpf_prog_free_deferred [ 875.156776][ T32] Call trace: ** 7 printk messages dropped ** [ 875.157099][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0575e08 ** 12 printk messages dropped ** [ 875.157674][ T32] r5:84ebd38c r4:84ebd000 ** 2 printk messages dropped ** [ 875.157765][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 12 printk messages dropped ** [ 875.158480][ T32] INFO: task kworker/1:115:3698 is blocked on a mutex likely owned by task kworker/0:123:3540. ** 10 printk messages dropped ** [ 875.174009][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.174113][ T32] r5:800f0013 r4:80239bb0 [ 875.174143][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.174193][ T32] r4:82ac21e4 [ 875.174214][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.174338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.174367][ T32] r4:dffe1dc0 [ 875.174412][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.174464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.174487][ T32] r4:00000000 [ 875.174506][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.174557][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.174723][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.174820][ T32] r5:00001000 r4:dfeb3000 [ 875.174880][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.174960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.175050][ T32] r5:84e5378c r4:84e53400 [ 875.175102][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.175224][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.175284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.175428][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.175491][ T32] r4:84e0be80 [ 875.175543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.175645][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.175712][ T32] r4:00000001 [ 875.175749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.175814][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.175871][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.175942][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.175977][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.176010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.176033][ T32] r4:84d87ac0 [ 875.176070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.176105][ T32] INFO: task kworker/0:181:3699 blocked for more than 452 seconds. [ 875.176159][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.176189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 875.176555][ T32] r5:84cb9800 r4:8291a680 ** 7 printk messages dropped ** [ 875.177119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502d1c0 ** 7 printk messages dropped ** [ 875.177686][ T32] r5:84ff278c r4:84ff2400 ** 2 printk messages dropped ** [ 875.177875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 18 printk messages dropped ** [ 875.188574][ T32] r4:00000000 ** 8 printk messages dropped ** [ 875.189467][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 875.189761][ T32] r4:00000000 ** 10 printk messages dropped ** [ 875.190169][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 875.190659][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 11 printk messages dropped ** [ 875.191221][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e057de08 [ 875.191243][ T32] r4:00000000 [ 875.191263][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.191300][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.191336][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.191381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502df00 [ 875.191404][ T32] r4:00000000 [ 875.191423][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.191471][ T32] r9:83018005 r8:84cba400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 875.191493][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.191537][ T32] r5:00001000 r4:dfaed000 [ 875.191556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.191597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.191642][ T32] r5:84ff1f8c r4:84ff1c00 [ 875.191688][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.191762][ T32] r7:dddced80 r6:83018000 r5:84ff1f8c r4:8502b000 [ 875.191786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.191837][ T32] r10:61c88647 r9:84cba400 r8:8502b02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.191860][ T32] r4:8502b000 [ 875.191905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.191961][ T32] r10:00000000 r9:8502b000 r8:80287e08 r7:e0579e60 r6:84fa8880 r5:84cba400 [ 875.191983][ T32] r4:00000001 [ 875.192003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.192040][ T32] Exception stack(0xe057dfb0 to 0xe057dff8) [ 875.192068][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.192098][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.192127][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.192166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.192190][ T32] r4:8502de00 [ 875.192576][ T32] INFO: task kworker/0:182:3700 is blocked on a mutex likely owned by task kworker/0:123:3540. ** 7 printk messages dropped ** [ 875.193023][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 11 printk messages dropped ** [ 875.193577][ T32] r4:00000000 ** 8 printk messages dropped ** [ 875.193994][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 2 printk messages dropped ** [ 875.194329][ T32] r4:84e0be80 ** 1 printk messages dropped ** [ 875.194490][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.194514][ T32] r4:00000001 [ 875.194533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.194573][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.194602][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.194633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.194662][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.194693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.194740][ T32] r4:84d87ac0 [ 875.194771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.194833][ T32] INFO: task kworker/0:183:3702 blocked for more than 452 seconds. [ 875.194881][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.194911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.194933][ T32] task:kworker/0:183 state:D stack:0 pid:3702 tgid:3702 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.194983][ T32] Workqueue: events bpf_prog_free_deferred [ 875.195026][ T32] Call trace: [ 875.195058][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.195111][ T32] r10:8291a684 r9:e0585d84 r8:00000002 r7:60000013 r6:e0585d8c r5:84cb8000 [ 875.195144][ T32] r4:84cb8000 [ 875.195188][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.195246][ T32] r5:84cb8000 r4:8291a680 [ 875.195269][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.195312][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.195358][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0585e08 [ 875.195392][ T32] r4:00000000 [ 875.195416][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.195455][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.195492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 875.195823][ T32] r5:84ff238c r4:84ff2000 ** 3 printk messages dropped ** [ 875.195993][ T32] r10:61c88647 r9:84cb8000 r8:8502b12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 875.196707][ T32] Call trace: ** 11 printk messages dropped ** [ 875.197091][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 18 printk messages dropped ** [ 875.197911][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 16 printk messages dropped ** [ 875.198487][ T32] r10:8291a684 r9:e058dd84 r8:00000002 r7:60000013 r6:e058dd8c r5:84cbb000 ** 17 printk messages dropped ** [ 875.216358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 875.217800][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 875.225782][ T32] r5:800f0013 r4:80239bb0 ** 13 printk messages dropped ** [ 875.226534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 875.226608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.226661][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.226683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.226735][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.226758][ T32] r4:84e0be80 [ 875.226778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.226830][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.226858][ T32] r4:00000001 [ 875.226881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.226947][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.226981][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.227013][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.227069][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 875.227580][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 875.227780][ T32] r4:84cbd400 [ 875.227808][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.227857][ T32] r5:84cbd400 r4:8291a680 [ 875.227878][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 875.228024][ T32] r4:00000000 ** 10 printk messages dropped ** [ 875.228547][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 875.238626][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 875.248221][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 875.248565][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 18 printk messages dropped ** [ 875.256652][ T32] INFO: task kworker/0:186:3708 blocked for more than 452 seconds. ** 16 printk messages dropped ** [ 875.258511][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 875.265217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.265269][ T32] r5:84ff978c r4:84ff9400 [ 875.265691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.265780][ T32] r7:dddced80 r6:83018000 r5:84ff978c r4:8502b380 [ 875.265807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.265861][ T32] r10:61c88647 r9:84cbc800 r8:8502b3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.265895][ T32] r4:8502b380 [ 875.265921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.265975][ T32] r10:00000000 r9:8502b380 r8:80287e08 r7:e058de60 r6:84fa8a80 r5:84cbc800 [ 875.265998][ T32] r4:00000001 [ 875.266018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.266087][ T32] Exception stack(0xe05b9fb0 to 0xe05b9ff8) [ 875.266176][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.266213][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.266243][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 875.266298][ T32] r4:85036280 ** 10 printk messages dropped ** [ 875.267515][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 19 printk messages dropped ** [ 875.277931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 20 printk messages dropped ** [ 875.281834][ T32] r10:8291a684 r9:e05c9d84 r8:00000002 r7:60000013 r6:e05c9d8c r5:84cbbc00 ** 17 printk messages dropped ** [ 875.282569][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 875.283033][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 875.284242][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 19 printk messages dropped ** [ 875.285114][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 22 printk messages dropped ** [ 875.287495][ T32] r5:84cbe000 r4:8291a680 ** 13 printk messages dropped ** [ 875.305519][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 875.306029][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.306070][ T32] Exception stack(0xe05e9fb0 to 0xe05e9ff8) [ 875.306103][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.306142][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.306174][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.306206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.306242][ T32] r4:850362c0 [ 875.306599][ T32] INFO: task kworker/0:188:3712 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.306637][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.307143][ T32] Workqueue: events bpf_prog_free_deferred [ 875.307200][ T32] Call trace: [ 875.307233][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.308139][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.308172][ T32] r4:00000000 [ 875.308193][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.308237][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.308269][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.308331][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.308362][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.308411][ T32] r5:800f0013 r4:80239bb0 [ 875.308493][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.308545][ T32] r4:82ac21e4 [ 875.308566][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.308613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.308637][ T32] r4:dffe1dc0 [ 875.308791][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 15 printk messages dropped ** [ 875.317034][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 13 printk messages dropped ** [ 875.328189][ T32] Workqueue: events bpf_prog_free_deferred [ 875.328344][ T32] Call trace: [ 875.328445][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.328654][ T32] r10:8291a684 r9:e0605d84 r8:00000002 r7:60000013 r6:e0605d8c r5:84cbec00 [ 875.328713][ T32] r4:84cbec00 [ 875.328804][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.329233][ T32] r5:84cbec00 r4:8291a680 [ 875.329295][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.329384][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.329435][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0605e08 [ 875.329460][ T32] r4:00000000 [ 875.329480][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.329524][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.329566][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.329613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850364c0 [ 875.329653][ T32] r4:00000000 [ 875.329678][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 875.329987][ T32] r5:84ff3b8c r4:84ff3800 ** 3 printk messages dropped ** [ 875.330225][ T32] r10:61c88647 r9:84cbec00 r8:8502b52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 875.330744][ T32] r4:85036600 ** 8 printk messages dropped ** [ 875.331612][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 10 printk messages dropped ** [ 875.332016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 14 printk messages dropped ** [ 875.332700][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 6 printk messages dropped ** [ 875.332944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 875.333253][ T32] Workqueue: events bpf_prog_free_deferred [ 875.333441][ T32] Call trace: [ 875.333540][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.333626][ T32] r10:8291a684 r9:e0615d84 r8:00000002 r7:60000113 r6:e0615d8c r5:85068c00 [ 875.333655][ T32] r4:85068c00 [ 875.333678][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.333725][ T32] r5:85068c00 r4:8291a680 [ 875.333747][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.333791][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.333839][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0615e08 [ 875.333863][ T32] r4:00000000 [ 875.333884][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.333974][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.334111][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.334169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850366c0 ** 5 printk messages dropped ** [ 875.334981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 875.335809][ T32] r4:8502b200 ** 7 printk messages dropped ** [ 875.336135][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 875.336894][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 8 printk messages dropped ** [ 875.337310][ T32] r4:dffe1dc0 ** 7 printk messages dropped ** [ 875.337613][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 875.338067][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.338093][ T32] r4:00000001 [ 875.338114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.338161][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.338191][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.338223][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.338252][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.338297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.338354][ T32] r4:84d87ac0 [ 875.338406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.338438][ T32] INFO: task kworker/0:191:3719 blocked for more than 452 seconds. [ 875.338470][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.338678][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.353476][ T32] task:kworker/0:191 state:D stack:0 pid:3719 tgid:3719 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.353641][ T32] Workqueue: events bpf_prog_free_deferred [ 875.353707][ T32] Call trace: [ 875.353743][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.353832][ T32] r10:8291a684 r9:e0621d84 r8:00000002 r7:60000113 r6:e0621d8c r5:85068000 [ 875.353890][ T32] r4:85068000 [ 875.353917][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 875.354129][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 875.354944][ T32] r5:84ff838c r4:84ff8000 ** 1 printk messages dropped ** [ 875.355022][ T32] r7:dddced80 r6:83018000 r5:84ff838c r4:8502b400 ** 9 printk messages dropped ** [ 875.355502][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 875.356524][ T32] Call trace: [ 875.356563][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.357130][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.357180][ T32] r4:00000000 [ 875.357202][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.357396][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.357438][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.357501][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.357532][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.357559][ T32] r5:800f0013 r4:80239bb0 [ 875.357581][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.357643][ T32] r4:82ac21e4 [ 875.357668][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.357718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.358123][ T32] r4:dffe1dc0 [ 875.358158][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.358208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 11 printk messages dropped ** [ 875.370024][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 875.370588][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 875.371206][ T32] r4:8506b000 ** 7 printk messages dropped ** [ 875.371596][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 875.372144][ T32] r5:84ff878c r4:84ff8400 ** 1 printk messages dropped ** [ 875.372224][ T32] r7:dddced80 r6:83018000 r5:84ff878c r4:8502b680 ** 1 printk messages dropped ** [ 875.372342][ T32] r10:61c88647 r9:8506b000 r8:8502b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.372370][ T32] r4:8502b680 [ 875.372419][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.372472][ T32] r10:00000000 r9:8502b680 r8:80287e08 r7:e05b9e60 r6:84fa8d80 r5:8506b000 [ 875.372498][ T32] r4:00000001 [ 875.372518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.372558][ T32] Exception stack(0xe0625fb0 to 0xe0625ff8) [ 875.372628][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.372665][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.372726][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.372763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.372786][ T32] r4:85036740 [ 875.373148][ T32] INFO: task kworker/0:192:3720 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.373184][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.373352][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 875.373723][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 6 printk messages dropped ** [ 875.373973][ T32] r4:dffe1dc0 [ 875.374024][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.374091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.374118][ T32] r4:00000000 [ 875.374169][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.374223][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.374274][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.374324][ T32] r5:00001000 r4:dfeb3000 [ 875.374346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.374446][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.374514][ T32] r5:84e5378c r4:84e53400 [ 875.374539][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.374621][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.374677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.374733][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.374757][ T32] r4:84e0be80 [ 875.374804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.374862][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.374886][ T32] r4:00000001 [ 875.374906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.374971][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.375004][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.375037][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.375119][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.375163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.375189][ T32] r4:84d87ac0 [ 875.375239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.375271][ T32] INFO: task kworker/0:193:3723 blocked for more than 452 seconds. [ 875.375303][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.375329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.375352][ T32] task:kworker/0:193 state:D stack:0 pid:3723 tgid:3723 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.375512][ T32] Workqueue: events bpf_prog_free_deferred [ 875.375686][ T32] Call trace: [ 875.375717][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.375770][ T32] r10:8291a684 r9:e0631d84 r8:00000002 r7:60000113 r6:e0631d8c r5:8506c800 [ 875.375807][ T32] r4:8506c800 [ 875.375874][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.375960][ T32] r5:8506c800 r4:8291a680 [ 875.376005][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.376088][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.376190][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0631e08 [ 875.376247][ T32] r4:00000000 [ 875.376287][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.376369][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.376450][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.376550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85036a80 [ 875.376592][ T32] r4:00000000 [ 875.376655][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.376748][ T32] r9:83018005 r8:8506c800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 875.376779][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.376827][ T32] r5:00001000 r4:e000b000 [ 875.376849][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.376893][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.376938][ T32] r5:84ff8b8c r4:84ff8800 [ 875.376959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.377010][ T32] r7:dddced80 r6:83018000 r5:84ff8b8c r4:8502b600 [ 875.377032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.377083][ T32] r10:61c88647 r9:8506c800 r8:8502b62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.377106][ T32] r4:8502b600 [ 875.377148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.377233][ T32] r10:00000000 r9:8502b600 r8:80287e08 r7:e05b9e60 r6:84fa8e00 r5:8506c800 [ 875.377263][ T32] r4:00000001 [ 875.377290][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.377372][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 875.377422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.377456][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.377503][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.377540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.377563][ T32] r4:85036880 [ 875.377827][ T32] INFO: task kworker/0:193:3723 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.377892][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.378042][ T32] Workqueue: events bpf_prog_free_deferred [ 875.378190][ T32] Call trace: [ 875.378242][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.378305][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.378331][ T32] r4:00000000 [ 875.378379][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.378489][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.378552][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.378588][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 1 printk messages dropped ** [ 875.378702][ T32] r5:800f0013 r4:80239bb0 ** 2 printk messages dropped ** [ 875.396359][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 875.396615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 3 printk messages dropped ** [ 875.396805][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.396856][ T32] r5:00001000 r4:dfeb3000 [ 875.396878][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.396920][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.396968][ T32] r5:84e5378c r4:84e53400 [ 875.396991][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.397056][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.397084][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.397197][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.397227][ T32] r4:84e0be80 [ 875.397276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.397378][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.397436][ T32] r4:00000001 [ 875.397478][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.397524][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.397560][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.397658][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.397701][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.397734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.397759][ T32] r4:84d87ac0 [ 875.397811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.397848][ T32] INFO: task kworker/0:194:3724 blocked for more than 452 seconds. [ 875.397941][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.397985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.398015][ T32] task:kworker/0:194 state:D stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.398079][ T32] Workqueue: events bpf_prog_free_deferred [ 875.398199][ T32] Call trace: [ 875.398270][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.398330][ T32] r10:8291a684 r9:e0635d84 r8:00000002 r7:60000013 r6:e0635d8c r5:8506a400 [ 875.398369][ T32] r4:8506a400 [ 875.398397][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.398446][ T32] r5:8506a400 r4:8291a680 [ 875.398494][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.398543][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.398621][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0635e08 [ 875.398705][ T32] r4:00000000 [ 875.398804][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.404821][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.404985][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.405070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85036c00 [ 875.405128][ T32] r4:00000000 [ 875.405197][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.405270][ T32] r9:83018005 r8:8506a400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 875.405345][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.405410][ T32] r5:00001000 r4:e0019000 [ 875.405432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.405476][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.405525][ T32] r5:84ff8f8c r4:84ff8c00 [ 875.405547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.405657][ T32] r7:dddced80 r6:83018000 r5:84ff8f8c r4:8502b700 [ 875.405685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.405740][ T32] r10:61c88647 r9:8506a400 r8:8502b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.405765][ T32] r4:8502b700 [ 875.405868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.405958][ T32] r10:00000000 r9:8502b700 r8:80287e08 r7:e05b9e60 r6:84fa8e80 r5:8506a400 [ 875.405987][ T32] r4:00000001 [ 875.406011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.406086][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 875.406125][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.406194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.406257][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.406320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.406377][ T32] r4:850369c0 [ 875.406733][ T32] INFO: task kworker/0:194:3724 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.406871][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.406948][ T32] Workqueue: events bpf_prog_free_deferred [ 875.406999][ T32] Call trace: [ 875.407032][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.407092][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.407117][ T32] r4:00000000 [ 875.407145][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.407189][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.407254][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.407292][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.407321][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.407348][ T32] r5:800f0013 r4:80239bb0 [ 875.407369][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.407445][ T32] r4:82ac21e4 [ 875.407508][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.407560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.407613][ T32] r4:dffe1dc0 [ 875.407637][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.407686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.407736][ T32] r4:00000000 [ 875.407763][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.407816][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.407838][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.407899][ T32] r5:00001000 r4:dfeb3000 [ 875.407925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.408050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.408103][ T32] r5:84e5378c r4:84e53400 [ 875.408125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.408186][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.408210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.408261][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.408341][ T32] r4:84e0be80 [ 875.408366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.408421][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.408447][ T32] r4:00000001 [ 875.408467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.408507][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.408537][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.408568][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.408627][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.408665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.408739][ T32] r4:84d87ac0 [ 875.416232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.416291][ T32] INFO: task kworker/0:195:3726 blocked for more than 452 seconds. [ 875.416352][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.416412][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.416441][ T32] task:kworker/0:195 state:D stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.416536][ T32] Workqueue: events bpf_prog_free_deferred [ 875.416635][ T32] Call trace: [ 875.416682][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.416750][ T32] r10:8291a684 r9:e0545d84 r8:00000002 r7:60000113 r6:e0545d8c r5:84cf3000 [ 875.416807][ T32] r4:84cf3000 [ 875.416833][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.416882][ T32] r5:84cf3000 r4:8291a680 [ 875.416904][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.416946][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.417018][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0545e08 [ 875.417047][ T32] r4:00000000 [ 875.417089][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.417142][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.417186][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.417263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85036c80 [ 875.417291][ T32] r4:00000000 [ 875.417356][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.417447][ T32] r9:83018005 r8:84cf3000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 875.417483][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.417532][ T32] r5:00001000 r4:e0027000 [ 875.417554][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.417597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.417663][ T32] r5:84ff938c r4:84ff9000 [ 875.417720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.417779][ T32] r7:dddced80 r6:83018000 r5:84ff938c r4:8502b780 [ 875.417829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.417886][ T32] r10:61c88647 r9:84cf3000 r8:8502b7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.417910][ T32] r4:8502b780 [ 875.417954][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.418041][ T32] r10:00000000 r9:8502b780 r8:80287e08 r7:e05b9e60 r6:8502b800 r5:84cf3000 [ 875.418069][ T32] r4:00000001 [ 875.418091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.418141][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 875.418175][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.418229][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.418263][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.418318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.418367][ T32] r4:85036bc0 [ 875.418722][ T32] INFO: task kworker/0:195:3726 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.418768][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.427800][ T32] Workqueue: events bpf_prog_free_deferred [ 875.427887][ T32] Call trace: [ 875.427944][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.428014][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.428041][ T32] r4:00000000 [ 875.428085][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.428151][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.428189][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.428246][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.428279][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.428307][ T32] r5:800f0013 r4:80239bb0 [ 875.428328][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.428375][ T32] r4:82ac21e4 [ 875.428397][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.428444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.428468][ T32] r4:dffe1dc0 [ 875.428513][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.428587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.428615][ T32] r4:00000000 [ 875.428637][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.428699][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.428726][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.429196][ T32] r5:00001000 r4:dfeb3000 [ 875.429229][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.429288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.429395][ T32] r5:84e5378c r4:84e53400 [ 875.429422][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.429499][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.429532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.429587][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.429611][ T32] r4:84e0be80 [ 875.429632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.429683][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.429707][ T32] r4:00000001 [ 875.429761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.429806][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.429839][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.429880][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.429943][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.429980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.430005][ T32] r4:84d87ac0 [ 875.430030][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.430060][ T32] INFO: task kworker/0:196:3729 blocked for more than 452 seconds. [ 875.430104][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.430149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.430186][ T32] task:kworker/0:196 state:D stack:0 pid:3729 tgid:3729 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.430268][ T32] Workqueue: events bpf_prog_free_deferred [ 875.430318][ T32] Call trace: [ 875.430351][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.430419][ T32] r10:8291a684 r9:e0639d84 r8:00000002 r7:60000113 r6:e0639d8c r5:84cf4800 [ 875.430446][ T32] r4:84cf4800 [ 875.430468][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.430515][ T32] r5:84cf4800 r4:8291a680 [ 875.430536][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.430579][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.430626][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0639e08 [ 875.430650][ T32] r4:00000000 [ 875.430670][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.430729][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.430795][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.430875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85050000 [ 875.430941][ T32] r4:00000000 [ 875.430966][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.431019][ T32] r9:83018005 r8:84cf4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 875.431065][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.431140][ T32] r5:00001000 r4:e0049000 [ 875.431172][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.431238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.431311][ T32] r5:84ff9f8c r4:84ff9c00 [ 875.431336][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.431390][ T32] r7:dddced80 r6:83018000 r5:84ff9f8c r4:8502b980 [ 875.431412][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.431464][ T32] r10:61c88647 r9:84cf4800 r8:8502b9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.431488][ T32] r4:8502b980 [ 875.431530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.431587][ T32] r10:00000000 r9:8502b980 r8:80287e08 r7:e05b9e60 r6:8502b580 r5:84cf4800 [ 875.431611][ T32] r4:00000001 [ 875.431643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.431708][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 875.431762][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.431798][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.431836][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.431872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.431896][ T32] r4:85036e40 [ 875.432277][ T32] INFO: task kworker/0:196:3729 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.432316][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.432440][ T32] Workqueue: events bpf_prog_free_deferred [ 875.432526][ T32] Call trace: [ 875.432589][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.432649][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.432673][ T32] r4:00000000 [ 875.432715][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.432785][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.432821][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.432874][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.432927][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.432977][ T32] r5:800f0013 r4:80239bb0 [ 875.433002][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.433050][ T32] r4:82ac21e4 [ 875.433094][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.433178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.433206][ T32] r4:dffe1dc0 [ 875.433227][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.433276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.433299][ T32] r4:00000000 [ 875.433320][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.433439][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.433481][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.433557][ T32] r5:00001000 r4:dfeb3000 [ 875.433584][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.433630][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.433677][ T32] r5:84e5378c r4:84e53400 [ 875.433699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.433783][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.433832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.433910][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.433939][ T32] r4:84e0be80 [ 875.433959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.434011][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.434056][ T32] r4:00000001 [ 875.434101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.434150][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.434181][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.434235][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.434268][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.434321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.434348][ T32] r4:84d87ac0 [ 875.434369][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.434396][ T32] INFO: task kworker/0:197:3730 blocked for more than 452 seconds. [ 875.434427][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.434453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.434486][ T32] task:kworker/0:197 state:D stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.434552][ T32] Workqueue: events bpf_prog_free_deferred [ 875.434639][ T32] Call trace: [ 875.434696][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.434772][ T32] r10:8291a684 r9:e0641d84 r8:00000002 r7:60000113 r6:e0641d8c r5:84ec8000 [ 875.434800][ T32] r4:84ec8000 [ 875.434821][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.434887][ T32] r5:84ec8000 r4:8291a680 [ 875.434935][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.434982][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.435029][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0641e08 [ 875.435053][ T32] r4:00000000 [ 875.435093][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.435160][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.435224][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.435276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f9afc0 [ 875.435320][ T32] r4:00000000 [ 875.435345][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.435421][ T32] r9:83018005 r8:84ec8000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.435447][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.435494][ T32] r5:00001000 r4:e003f000 [ 875.435515][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.435579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.435629][ T32] r5:84ff9b8c r4:84ff9800 [ 875.435650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.435711][ T32] r7:dddced80 r6:83018000 r5:84ff9b8c r4:8502b880 [ 875.435737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.435807][ T32] r10:61c88647 r9:84ec8000 r8:8502b8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.435835][ T32] r4:8502b880 [ 875.435856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.435916][ T32] r10:00000000 r9:8502b880 r8:80287e08 r7:e0639e60 r6:8502ba80 r5:84ec8000 [ 875.435943][ T32] r4:00000001 [ 875.435964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.436024][ T32] Exception stack(0xe0641fb0 to 0xe0641ff8) [ 875.436057][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.436110][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.436150][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.436185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.436209][ T32] r4:84fafd80 [ 875.436397][ T32] INFO: task kworker/0:197:3730 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.436438][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.436523][ T32] Workqueue: events bpf_prog_free_deferred [ 875.436568][ T32] Call trace: [ 875.436644][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.436728][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.436784][ T32] r4:00000000 [ 875.436829][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.436886][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.436921][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.436968][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.437000][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.437047][ T32] r5:800f0013 r4:80239bb0 [ 875.437109][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.437162][ T32] r4:82ac21e4 [ 875.437184][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.437254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.437298][ T32] r4:dffe1dc0 [ 875.437326][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.437420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.437455][ T32] r4:00000000 [ 875.437477][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.437529][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.437551][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.437596][ T32] r5:00001000 r4:dfeb3000 [ 875.437640][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.437689][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.437745][ T32] r5:84e5378c r4:84e53400 [ 875.437770][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.437822][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.437845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.437896][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.437948][ T32] r4:84e0be80 [ 875.437974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.438027][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.438073][ T32] r4:00000001 [ 875.438115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.438188][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.438221][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.438253][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.438282][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.438313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.438368][ T32] r4:84d87ac0 [ 875.438393][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.438420][ T32] INFO: task kworker/0:198:3733 blocked for more than 452 seconds. [ 875.438451][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.438476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.438498][ T32] task:kworker/0:198 state:D stack:0 pid:3733 tgid:3733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.438555][ T32] Workqueue: events bpf_prog_free_deferred [ 875.438625][ T32] Call trace: [ 875.438709][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.454939][ T32] r10:8291a684 r9:e0645d84 r8:00000002 r7:60000113 r6:e0645d8c r5:84ec8c00 [ 875.454993][ T32] r4:84ec8c00 [ 875.455019][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.455090][ T32] r5:84ec8c00 r4:8291a680 [ 875.455112][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.455170][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.455219][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0645e08 [ 875.455268][ T32] r4:00000000 [ 875.455293][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.455334][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.455376][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.455423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850503c0 [ 875.455446][ T32] r4:00000000 [ 875.455477][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.455534][ T32] r9:83018005 r8:84ec8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 875.455558][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.455609][ T32] r5:00001000 r4:e0061000 [ 875.455652][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.455725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.455777][ T32] r5:84ffa78c r4:84ffa400 [ 875.455821][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.455900][ T32] r7:dddced80 r6:83018000 r5:84ffa78c r4:8502b900 [ 875.455927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.455980][ T32] r10:61c88647 r9:84ec8c00 r8:8502b92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.456026][ T32] r4:8502b900 [ 875.456078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.456144][ T32] r10:00000000 r9:8502b900 r8:80287e08 r7:e0639e60 r6:8502bb00 r5:84ec8c00 [ 875.456170][ T32] r4:00000001 [ 875.456191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.456234][ T32] Exception stack(0xe0645fb0 to 0xe0645ff8) [ 875.456292][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.456353][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.456385][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.456418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.456441][ T32] r4:85050200 [ 875.456813][ T32] INFO: task kworker/0:198:3733 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.456877][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.457007][ T32] Workqueue: events bpf_prog_free_deferred [ 875.457062][ T32] Call trace: [ 875.457148][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.457211][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.457237][ T32] r4:00000000 [ 875.457258][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.457300][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.457363][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.457429][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.457484][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.457516][ T32] r5:800f0013 r4:80239bb0 [ 875.457586][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.457636][ T32] r4:82ac21e4 [ 875.457658][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.457706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.457730][ T32] r4:dffe1dc0 [ 875.457750][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.457796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.457837][ T32] r4:00000000 [ 875.457862][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.457913][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.457956][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.458042][ T32] r5:00001000 r4:dfeb3000 [ 875.458085][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.458179][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.458274][ T32] r5:84e5378c r4:84e53400 [ 875.458341][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.458419][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.458474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.458532][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.458556][ T32] r4:84e0be80 [ 875.458585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.458641][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.458665][ T32] r4:00000001 [ 875.458733][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.465015][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.465099][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.465168][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.465203][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.465239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.465264][ T32] r4:84d87ac0 [ 875.465290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.465321][ T32] INFO: task kworker/0:199:3735 blocked for more than 452 seconds. [ 875.465396][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.465427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.465474][ T32] task:kworker/0:199 state:D stack:0 pid:3735 tgid:3735 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.465570][ T32] Workqueue: events bpf_prog_free_deferred [ 875.465672][ T32] Call trace: [ 875.465731][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.465820][ T32] r10:8291a684 r9:e053dd84 r8:00000002 r7:60000113 r6:e053dd8c r5:84eca400 [ 875.465849][ T32] r4:84eca400 [ 875.465871][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.465919][ T32] r5:84eca400 r4:8291a680 [ 875.465940][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.465983][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.466031][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e053de08 [ 875.466054][ T32] r4:00000000 [ 875.466074][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.466142][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.466190][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.466247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85050140 [ 875.466295][ T32] r4:00000000 [ 875.466321][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.466374][ T32] r9:83018005 r8:84eca400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 875.466397][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.466443][ T32] r5:00001000 r4:e0057000 [ 875.466464][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.466507][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.466554][ T32] r5:84ffa38c r4:84ffa000 [ 875.466574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.466648][ T32] r7:dddced80 r6:83018000 r5:84ffa38c r4:8502bb80 [ 875.466685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.466742][ T32] r10:61c88647 r9:84eca400 r8:8502bbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.466768][ T32] r4:8502bb80 [ 875.466807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.466864][ T32] r10:00000000 r9:8502bb80 r8:80287e08 r7:e0645e60 r6:8502ba00 r5:84eca400 [ 875.466908][ T32] r4:00000001 [ 875.466933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.466975][ T32] Exception stack(0xe053dfb0 to 0xe053dff8) [ 875.467005][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.467037][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.467075][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.467166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.467195][ T32] r4:85050080 [ 875.467567][ T32] INFO: task kworker/0:199:3735 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.467605][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.467691][ T32] Workqueue: events bpf_prog_free_deferred [ 875.467759][ T32] Call trace: [ 875.467794][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.467852][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.467900][ T32] r4:00000000 [ 875.467935][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.467982][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.468014][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.468068][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.468099][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.468126][ T32] r5:800f0013 r4:80239bb0 [ 875.468157][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.468202][ T32] r4:82ac21e4 [ 875.468246][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.468300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.468334][ T32] r4:dffe1dc0 [ 875.468359][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.468431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.468458][ T32] r4:00000000 [ 875.468488][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.468553][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.468612][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.468664][ T32] r5:00001000 r4:dfeb3000 [ 875.468726][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.476902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.477023][ T32] r5:84e5378c r4:84e53400 [ 875.477054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.477159][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.477214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.477273][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.477299][ T32] r4:84e0be80 [ 875.477320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.477400][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.477479][ T32] r4:00000001 [ 875.477506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.477548][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.477582][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.477634][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.477668][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.477721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.477748][ T32] r4:84d87ac0 [ 875.477774][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.477805][ T32] INFO: task kworker/0:200:3738 blocked for more than 452 seconds. [ 875.477840][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.477889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.477946][ T32] task:kworker/0:200 state:D stack:0 pid:3738 tgid:3738 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.478055][ T32] Workqueue: events bpf_prog_free_deferred [ 875.478144][ T32] Call trace: [ 875.478180][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.478260][ T32] r10:8291a684 r9:e0649d84 r8:00000002 r7:60000013 r6:e0649d8c r5:84ecb000 [ 875.478290][ T32] r4:84ecb000 [ 875.478316][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.478367][ T32] r5:84ecb000 r4:8291a680 [ 875.478411][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.478481][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.478558][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0649e08 [ 875.478591][ T32] r4:00000000 [ 875.478645][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.478738][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.483160][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.483254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85050640 [ 875.483280][ T32] r4:00000000 [ 875.483302][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.483356][ T32] r9:83018005 r8:84ecb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 875.483402][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.483458][ T32] r5:00001000 r4:e05ad000 [ 875.483479][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.483523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.483569][ T32] r5:84ffaf8c r4:84ffac00 [ 875.483591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.483644][ T32] r7:dddced80 r6:83018000 r5:84ffaf8c r4:8502bc00 [ 875.483690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.483758][ T32] r10:61c88647 r9:84ecb000 r8:8502bc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.483786][ T32] r4:8502bc00 [ 875.483808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.483875][ T32] r10:00000000 r9:8502bc00 r8:80287e08 r7:e0645e60 r6:8502bd00 r5:84ecb000 [ 875.483902][ T32] r4:00000001 [ 875.483923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.483965][ T32] Exception stack(0xe0649fb0 to 0xe0649ff8) [ 875.483999][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.484032][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.484071][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.484107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.484135][ T32] r4:85050380 [ 875.484485][ T32] INFO: task kworker/0:200:3738 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.484534][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.484615][ T32] Workqueue: events bpf_prog_free_deferred [ 875.484665][ T32] Call trace: [ 875.484714][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.484794][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.484827][ T32] r4:00000000 [ 875.484857][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.484905][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.484938][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.484971][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.484998][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.485023][ T32] r5:800f0013 r4:80239bb0 [ 875.485044][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.485088][ T32] r4:82ac21e4 [ 875.485109][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.485164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.485188][ T32] r4:dffe1dc0 [ 875.485227][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.485299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.485347][ T32] r4:00000000 [ 875.485419][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.485512][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.485558][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.485609][ T32] r5:00001000 r4:dfeb3000 [ 875.485631][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.485676][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.485721][ T32] r5:84e5378c r4:84e53400 [ 875.485742][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.485793][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.485815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.485867][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.485912][ T32] r4:84e0be80 [ 875.485959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.486036][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.486085][ T32] r4:00000001 [ 875.486137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.486183][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.486213][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.486245][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.486274][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.486315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.486342][ T32] r4:84d87ac0 [ 875.486375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.486419][ T32] INFO: task kworker/0:201:3739 blocked for more than 452 seconds. [ 875.486456][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.486505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.486548][ T32] task:kworker/0:201 state:D stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.486652][ T32] Workqueue: events bpf_prog_free_deferred [ 875.486744][ T32] Call trace: [ 875.486789][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.486845][ T32] r10:8291a684 r9:e064dd84 r8:00000002 r7:60000013 r6:e064dd8c r5:84ecc800 [ 875.486871][ T32] r4:84ecc800 [ 875.486894][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.486940][ T32] r5:84ecc800 r4:8291a680 [ 875.486961][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.487012][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.487064][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e064de08 [ 875.487088][ T32] r4:00000000 [ 875.487130][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.487179][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.487219][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.487284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85050440 [ 875.487311][ T32] r4:00000000 [ 875.487333][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.487383][ T32] r9:83018005 r8:84ecc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 875.487406][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.487453][ T32] r5:00001000 r4:e059f000 [ 875.487474][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.487537][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.487589][ T32] r5:84ffab8c r4:84ffa800 [ 875.487610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.487659][ T32] r7:dddced80 r6:83018000 r5:84ffab8c r4:8502bd80 [ 875.487681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.487732][ T32] r10:61c88647 r9:84ecc800 r8:8502bdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.487777][ T32] r4:8502bd80 [ 875.487801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.487874][ T32] r10:00000000 r9:8502bd80 r8:80287e08 r7:e0649e60 r6:8502be80 r5:84ecc800 [ 875.487902][ T32] r4:00000001 [ 875.487922][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.487970][ T32] Exception stack(0xe064dfb0 to 0xe064dff8) [ 875.488023][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.488060][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.488111][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.488192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.488220][ T32] r4:85050480 [ 875.488416][ T32] INFO: task kworker/0:201:3739 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.488451][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.488508][ T32] Workqueue: events bpf_prog_free_deferred [ 875.488573][ T32] Call trace: [ 875.488630][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.488722][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.499346][ T32] r4:00000000 [ 875.499394][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.499465][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.499503][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.499543][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.499572][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.499641][ T32] r5:800f0013 r4:80239bb0 [ 875.499691][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.499742][ T32] r4:82ac21e4 [ 875.499765][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.499814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.499858][ T32] r4:dffe1dc0 [ 875.499883][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.499932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.499955][ T32] r4:00000000 [ 875.499976][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.500027][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.500083][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.500171][ T32] r5:00001000 r4:dfeb3000 [ 875.500198][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.500244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.500292][ T32] r5:84e5378c r4:84e53400 [ 875.500328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.500404][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.500452][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.500530][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.500558][ T32] r4:84e0be80 [ 875.500619][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.500675][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.500699][ T32] r4:00000001 [ 875.500740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.500783][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.500836][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.500891][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.500944][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.500993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.501042][ T32] r4:84d87ac0 [ 875.501127][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.501189][ T32] INFO: task kworker/0:202:3741 blocked for more than 452 seconds. [ 875.501229][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.501277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.501324][ T32] task:kworker/0:202 state:D stack:0 pid:3741 tgid:3741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.501409][ T32] Workqueue: events bpf_prog_free_deferred [ 875.501514][ T32] Call trace: [ 875.501574][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.501632][ T32] r10:8291a684 r9:e0655d84 r8:00000002 r7:60000013 r6:e0655d8c r5:84ecd400 [ 875.501658][ T32] r4:84ecd400 [ 875.501699][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.501751][ T32] r5:84ecd400 r4:8291a680 [ 875.501772][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.501864][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.501938][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0655e08 [ 875.501965][ T32] r4:00000000 [ 875.501986][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.502025][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.502062][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.502109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85050900 [ 875.502160][ T32] r4:00000000 [ 875.502186][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.502237][ T32] r9:83018005 r8:84ecd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 875.502281][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.502331][ T32] r5:00001000 r4:e05d7000 [ 875.502370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.502426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.502484][ T32] r5:84ffb38c r4:84ffb000 [ 875.502509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.502562][ T32] r7:dddced80 r6:83018000 r5:84ffb38c r4:8502bc80 [ 875.502586][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.502638][ T32] r10:61c88647 r9:84ecd400 r8:8502bcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.502686][ T32] r4:8502bc80 [ 875.502730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.502784][ T32] r10:00000000 r9:8502bc80 r8:80287e08 r7:e0649e60 r6:8502be00 r5:84ecd400 [ 875.502809][ T32] r4:00000001 [ 875.502851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.502934][ T32] Exception stack(0xe0655fb0 to 0xe0655ff8) [ 875.502968][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.503019][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.503072][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.503107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.503137][ T32] r4:85050600 [ 875.503537][ T32] INFO: task kworker/0:202:3741 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.503599][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.503681][ T32] Workqueue: events bpf_prog_free_deferred [ 875.503729][ T32] Call trace: [ 875.503760][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.503834][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.503892][ T32] r4:00000000 [ 875.503918][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.503962][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.503994][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.504027][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.504055][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.504080][ T32] r5:800f0013 r4:80239bb0 [ 875.504101][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.504152][ T32] r4:82ac21e4 [ 875.504174][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.504222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.504269][ T32] r4:dffe1dc0 [ 875.504294][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.504342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.504365][ T32] r4:00000000 [ 875.504385][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.504457][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.504501][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.504565][ T32] r5:00001000 r4:dfeb3000 [ 875.504590][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.504635][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.504690][ T32] r5:84e5378c r4:84e53400 [ 875.504715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.504789][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.504844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.504954][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.504991][ T32] r4:84e0be80 [ 875.505015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.505073][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.505098][ T32] r4:00000001 [ 875.505118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.505169][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.505201][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.505233][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.505281][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.505317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.505380][ T32] r4:84d87ac0 [ 875.505406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.505435][ T32] INFO: task kworker/0:203:3742 blocked for more than 452 seconds. [ 875.505490][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.505541][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.505582][ T32] task:kworker/0:203 state:D stack:0 pid:3742 tgid:3742 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.505658][ T32] Workqueue: events bpf_prog_free_deferred [ 875.505716][ T32] Call trace: [ 875.505748][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.505802][ T32] r10:8291a684 r9:e0659d84 r8:00000002 r7:60000113 r6:e0659d8c r5:84ece000 [ 875.505835][ T32] r4:84ece000 [ 875.505861][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.505909][ T32] r5:84ece000 r4:8291a680 [ 875.505929][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.505996][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.506068][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0659e08 [ 875.506095][ T32] r4:00000000 [ 875.506125][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.506177][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.506217][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.506314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85047c00 [ 875.506343][ T32] r4:00000000 [ 875.506365][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.506436][ T32] r9:83018005 r8:84ece000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 875.506483][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.506548][ T32] r5:00001000 r4:e007b000 [ 875.506573][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.506638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.506690][ T32] r5:84ffbf8c r4:84ffbc00 [ 875.506733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.506787][ T32] r7:dddced80 r6:83018000 r5:84ffbf8c r4:84fa2f80 [ 875.506862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.506938][ T32] r10:61c88647 r9:84ece000 r8:84fa2fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.506967][ T32] r4:84fa2f80 [ 875.506988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.507061][ T32] r10:00000000 r9:84fa2f80 r8:80287e08 r7:e0655e60 r6:84fa2e80 r5:84ece000 [ 875.507089][ T32] r4:00000001 [ 875.507148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.507195][ T32] Exception stack(0xe0659fb0 to 0xe0659ff8) [ 875.507227][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.507281][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.507314][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.507347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.507391][ T32] r4:85050a00 [ 875.507580][ T32] INFO: task kworker/0:203:3742 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.507636][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.507740][ T32] Workqueue: events bpf_prog_free_deferred [ 875.507832][ T32] Call trace: [ 875.507864][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.507922][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.507947][ T32] r4:00000000 [ 875.508021][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.508089][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.508125][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.508165][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.508193][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.508218][ T32] r5:800f0013 r4:80239bb0 [ 875.508240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.508285][ T32] r4:82ac21e4 [ 875.508345][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.508398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.508423][ T32] r4:dffe1dc0 [ 875.508464][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.508556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.508592][ T32] r4:00000000 [ 875.508616][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.508669][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.508731][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.526011][ T32] r5:00001000 r4:dfeb3000 [ 875.526058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.526129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.526197][ T32] r5:84e5378c r4:84e53400 [ 875.526225][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.526281][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.526303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.526356][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.526380][ T32] r4:84e0be80 [ 875.526400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.526484][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.526512][ T32] r4:00000001 [ 875.526533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.526575][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.526610][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.526644][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.526674][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.526708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.526754][ T32] r4:84d87ac0 [ 875.526783][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.526845][ T32] INFO: task kworker/0:204:3744 blocked for more than 452 seconds. [ 875.526884][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.526911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.526935][ T32] task:kworker/0:204 state:D stack:0 pid:3744 tgid:3744 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.527004][ T32] Workqueue: events bpf_prog_free_deferred [ 875.527056][ T32] Call trace: [ 875.527089][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.527153][ T32] r10:8291a684 r9:e065dd84 r8:00000002 r7:60000113 r6:e065dd8c r5:84ec9800 [ 875.527179][ T32] r4:84ec9800 [ 875.527201][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.527249][ T32] r5:84ec9800 r4:8291a680 [ 875.527270][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.527313][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.527360][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e065de08 [ 875.527384][ T32] r4:00000000 [ 875.527404][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.527441][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.527483][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.527529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8f200 [ 875.527553][ T32] r4:00000000 [ 875.527576][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.527629][ T32] r9:83018005 r8:84ec9800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 875.527673][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.527726][ T32] r5:00001000 r4:e04a1000 [ 875.527748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.527792][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.527849][ T32] r5:8501038c r4:85010000 [ 875.527874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.527927][ T32] r7:dddced80 r6:83018000 r5:8501038c r4:8502bf00 [ 875.527949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.528001][ T32] r10:61c88647 r9:84ec9800 r8:8502bf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.528025][ T32] r4:8502bf00 [ 875.528047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.528097][ T32] r10:00000000 r9:8502bf00 r8:80287e08 r7:e0659e60 r6:8502bf80 r5:84ec9800 [ 875.528121][ T32] r4:00000001 [ 875.528148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.528208][ T32] Exception stack(0xe065dfb0 to 0xe065dff8) [ 875.528245][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 875.528408][ T32] r4:850508c0 ** 2 printk messages dropped ** [ 875.537188][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 875.537584][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 3 printk messages dropped ** [ 875.537725][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 875.537884][ T32] r4:dffe1dc0 ** 5 printk messages dropped ** [ 875.538118][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 875.538462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.538541][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.538569][ T32] r4:84e0be80 [ 875.538599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.538655][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.538738][ T32] r4:00000001 [ 875.543204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.543283][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.543331][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.543368][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.543398][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.543431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.543456][ T32] r4:84d87ac0 [ 875.543512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.543568][ T32] INFO: task kworker/1:116:3746 blocked for more than 452 seconds. [ 875.543628][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.543665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.543698][ T32] task:kworker/1:116 state:D stack:0 pid:3746 tgid:3746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.543785][ T32] Workqueue: events bpf_prog_free_deferred [ 875.543845][ T32] Call trace: [ 875.543908][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.544001][ T32] r10:8291a684 r9:e0671d84 r8:00000002 r7:60000013 r6:e0671d8c r5:84ec1800 [ 875.544028][ T32] r4:84ec1800 [ 875.544071][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.544123][ T32] r5:84ec1800 r4:8291a680 [ 875.544153][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.544198][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.544267][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0671e08 [ 875.544314][ T32] r4:00000000 [ 875.544338][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.544380][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.544486][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.544559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505a440 [ 875.544586][ T32] r4:00000000 [ 875.544607][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.544681][ T32] r9:83018205 r8:84ec1800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 875.544729][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.544799][ T32] r5:00001000 r4:dfb6b000 [ 875.544824][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.544869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.544937][ T32] r5:84ebdf8c r4:84ebdc00 [ 875.544964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.545016][ T32] r7:ddde2d80 r6:83018200 r5:84ebdf8c r4:8505b080 [ 875.545038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.545089][ T32] r10:61c88647 r9:84ec1800 r8:8505b0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.545113][ T32] r4:8505b080 [ 875.545148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.545265][ T32] r10:00000000 r9:8505b080 r8:80287e08 r7:e0551e60 r6:8505b180 r5:84ec1800 [ 875.545293][ T32] r4:00000001 [ 875.545313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.545374][ T32] Exception stack(0xe0671fb0 to 0xe0671ff8) [ 875.545425][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.545481][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.545516][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.545548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.545572][ T32] r4:8505a100 [ 875.545939][ T32] INFO: task kworker/1:116:3746 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.545976][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.546059][ T32] Workqueue: events bpf_prog_free_deferred [ 875.546105][ T32] Call trace: [ 875.546155][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.546213][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.546333][ T32] r4:00000000 [ 875.546379][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.546427][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.546480][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 ** 4 printk messages dropped ** [ 875.546660][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 875.546883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 6 printk messages dropped ** [ 875.547230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 875.547620][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.547664][ T32] r4:00000001 [ 875.547689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.547729][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.547758][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.547809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.547841][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.547873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.547916][ T32] r4:84d87ac0 [ 875.547942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.547969][ T32] INFO: task kworker/1:117:3750 blocked for more than 452 seconds. [ 875.548013][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.548041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.548063][ T32] task:kworker/1:117 state:D stack:0 pid:3750 tgid:3750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.548159][ T32] Workqueue: events bpf_prog_free_deferred [ 875.548231][ T32] Call trace: [ 875.548287][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.548344][ T32] r10:8291a684 r9:e0651d84 r8:00000002 r7:60000113 r6:e0651d8c r5:8506bc00 [ 875.548368][ T32] r4:8506bc00 [ 875.548402][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.548501][ T32] r5:8506bc00 r4:8291a680 [ 875.548546][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.548622][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.548704][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0651e08 [ 875.556314][ T32] r4:00000000 [ 875.556422][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.556494][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.556539][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.556619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505a4c0 [ 875.556648][ T32] r4:00000000 [ 875.556691][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.556769][ T32] r9:83018205 r8:8506bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 875.556797][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.556850][ T32] r5:00001000 r4:dfb9d000 [ 875.556873][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.556940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.557064][ T32] r5:84ebe38c r4:84ebe000 [ 875.557111][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.557174][ T32] r7:ddde2d80 r6:83018200 r5:84ebe38c r4:8505b000 [ 875.557197][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.557271][ T32] r10:61c88647 r9:8506bc00 r8:8505b02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.557299][ T32] r4:8505b000 [ 875.557321][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.557397][ T32] r10:00000000 r9:8505b000 r8:80287e08 r7:e0671e60 r6:8505b280 r5:8506bc00 [ 875.557445][ T32] r4:00000001 [ 875.557470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.557535][ T32] Exception stack(0xe0651fb0 to 0xe0651ff8) [ 875.557574][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.557627][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.557660][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.557694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.557717][ T32] r4:8505a280 [ 875.558152][ T32] INFO: task kworker/1:117:3750 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.558192][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.558309][ T32] Workqueue: events bpf_prog_free_deferred [ 875.558383][ T32] Call trace: [ 875.558425][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.558485][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.558533][ T32] r4:00000000 [ 875.558567][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.558634][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.558690][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.558775][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.566966][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.567023][ T32] r5:800f0013 r4:80239bb0 [ 875.567052][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.567125][ T32] r4:82ac21e4 [ 875.567158][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.567210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.567234][ T32] r4:dffe1dc0 [ 875.567254][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.567302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.567347][ T32] r4:00000000 [ 875.567373][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.567427][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.567470][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.567553][ T32] r5:00001000 r4:dfeb3000 [ 875.567586][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.567630][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.567678][ T32] r5:84e5378c r4:84e53400 [ 875.567709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.567765][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.567788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.567839][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.567862][ T32] r4:84e0be80 [ 875.567882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.567933][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.567956][ T32] r4:00000001 [ 875.568001][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.568066][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.568103][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.568142][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.568172][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.568204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.568227][ T32] r4:84d87ac0 [ 875.568255][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.568299][ T32] INFO: task kworker/1:118:3753 blocked for more than 452 seconds. [ 875.568351][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.568385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.568410][ T32] task:kworker/1:118 state:D stack:0 pid:3753 tgid:3753 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.568482][ T32] Workqueue: events bpf_prog_free_deferred [ 875.568532][ T32] Call trace: [ 875.568569][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.568628][ T32] r10:8291a684 r9:e045dd84 r8:00000002 r7:60000113 r6:e045dd8c r5:84ec0c00 [ 875.568653][ T32] r4:84ec0c00 [ 875.568687][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.568886][ T32] r5:84ec0c00 r4:8291a680 [ 875.571200][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.571276][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.571327][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e045de08 [ 875.571352][ T32] r4:00000000 [ 875.571373][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.571423][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.571470][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.571518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505a980 [ 875.571542][ T32] r4:00000000 [ 875.571563][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.571614][ T32] r9:83018205 r8:84ec0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 875.571647][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.571741][ T32] r5:00001000 r4:dfc3b000 [ 875.571778][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.571849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.571923][ T32] r5:84ebef8c r4:84ebec00 [ 875.571960][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.572046][ T32] r7:ddde2d80 r6:83018200 r5:84ebef8c r4:8505b100 [ 875.572085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.572181][ T32] r10:61c88647 r9:84ec0c00 r8:8505b12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.572223][ T32] r4:8505b100 [ 875.572258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.572339][ T32] r10:00000000 r9:8505b100 r8:80287e08 r7:e0651e60 r6:85054000 r5:84ec0c00 [ 875.572379][ T32] r4:00000001 [ 875.572440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.572519][ T32] Exception stack(0xe045dfb0 to 0xe045dff8) [ 875.572575][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.572627][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.572678][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.572730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.572790][ T32] r4:8505a500 [ 875.573325][ T32] INFO: task kworker/1:118:3753 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.573414][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.573558][ T32] Workqueue: events bpf_prog_free_deferred [ 875.573642][ T32] Call trace: [ 875.573709][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.573804][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.573846][ T32] r4:00000000 [ 875.573906][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.573980][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.574032][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.574084][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.574138][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.574213][ T32] r5:800f0013 r4:80239bb0 [ 875.574259][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.574334][ T32] r4:82ac21e4 [ 875.574371][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.574448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.574489][ T32] r4:dffe1dc0 [ 875.574523][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.574598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.574663][ T32] r4:00000000 [ 875.574727][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.574813][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.574853][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.574926][ T32] r5:00001000 r4:dfeb3000 [ 875.574961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.575045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.575151][ T32] r5:84e5378c r4:84e53400 [ 875.575193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.575279][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.575317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.575401][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.575443][ T32] r4:84e0be80 [ 875.575477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.575560][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.575600][ T32] r4:00000001 [ 875.575633][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.575696][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.575745][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.575797][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.575847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.575901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.575942][ T32] r4:84d87ac0 [ 875.575977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.576052][ T32] INFO: task kworker/0:205:3755 blocked for more than 452 seconds. [ 875.576116][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.576184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.576228][ T32] task:kworker/0:205 state:D stack:0 pid:3755 tgid:3755 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.576306][ T32] Workqueue: events bpf_prog_free_deferred [ 875.576390][ T32] Call trace: [ 875.576450][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.576535][ T32] r10:8291a684 r9:e0485d84 r8:00000002 r7:60000113 r6:e0485d8c r5:84ec3c00 [ 875.576575][ T32] r4:84ec3c00 [ 875.576624][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.576705][ T32] r5:84ec3c00 r4:8291a680 [ 875.576740][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.576825][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.576908][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0485e08 [ 875.576949][ T32] r4:00000000 [ 875.577009][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.577077][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.577146][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.577222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850479c0 [ 875.577261][ T32] r4:00000000 [ 875.577297][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.577408][ T32] r9:83018005 r8:84ec3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 875.577450][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.577523][ T32] r5:00001000 r4:dff15000 [ 875.577563][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.577635][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.577735][ T32] r5:84ffbb8c r4:84ffb800 [ 875.577787][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.577869][ T32] r7:dddced80 r6:83018000 r5:84ffbb8c r4:85054080 [ 875.577905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.577986][ T32] r10:61c88647 r9:84ec3c00 r8:850540ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.578026][ T32] r4:85054080 [ 875.578059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.578145][ T32] r10:00000000 r9:85054080 r8:80287e08 r7:e0659e60 r6:85054100 r5:84ec3c00 [ 875.578186][ T32] r4:00000001 [ 875.578221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.578286][ T32] Exception stack(0xe0485fb0 to 0xe0485ff8) [ 875.578362][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.578427][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.578475][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.578526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.578566][ T32] r4:85047000 [ 875.594660][ T32] INFO: task kworker/0:205:3755 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.594836][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.594965][ T32] Workqueue: events bpf_prog_free_deferred [ 875.595032][ T32] Call trace: [ 875.595067][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.595139][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.595167][ T32] r4:00000000 [ 875.595189][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.595234][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.595315][ T32] 1d20: a1ed9000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.595354][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.595385][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.595413][ T32] r5:800f0013 r4:80239bb0 [ 875.595455][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.595543][ T32] r4:82ac21e4 [ 875.595585][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.595669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.595721][ T32] r4:dffe1dc0 [ 875.595747][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.595796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.595820][ T32] r4:00000000 [ 875.595840][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.595891][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.595914][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.595959][ T32] r5:00001000 r4:dfeb3000 [ 875.595980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.596023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.596069][ T32] r5:84e5378c r4:84e53400 [ 875.596089][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.596150][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.596212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.596271][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.596297][ T32] r4:84e0be80 [ 875.596317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.596369][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.596404][ T32] r4:00000001 [ 875.596448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.596492][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.596532][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.596567][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.596596][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.596629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.596663][ T32] r4:84d87ac0 [ 875.596700][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.596745][ T32] INFO: task kworker/1:119:3756 blocked for more than 452 seconds. [ 875.596781][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.596808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.596830][ T32] task:kworker/1:119 state:D stack:0 pid:3756 tgid:3756 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.596878][ T32] Workqueue: events bpf_prog_free_deferred [ 875.596921][ T32] Call trace: [ 875.596952][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.597003][ T32] r10:8291a684 r9:e0499d84 r8:00000002 r7:60000113 r6:e0499d8c r5:84ec0000 ** 4 printk messages dropped ** [ 875.597164][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 875.597669][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 875.598095][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 875.598556][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 875.608182][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 875.614044][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 875.614618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 8 printk messages dropped ** [ 875.615333][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 875.616074][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.616148][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.616225][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.616296][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.616373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.616433][ T32] r4:84d87ac0 [ 875.616490][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.616557][ T32] INFO: task kworker/1:120:3757 blocked for more than 452 seconds. [ 875.616634][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.616696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.616750][ T32] task:kworker/1:120 state:D stack:0 pid:3757 tgid:3757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.616877][ T32] Workqueue: events bpf_prog_free_deferred [ 875.616981][ T32] Call trace: [ 875.617058][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.617190][ T32] r10:8291a684 r9:e049dd84 r8:00000002 r7:60000013 r6:e049dd8c r5:84ec2400 [ 875.617275][ T32] r4:84ec2400 [ 875.617353][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.617462][ T32] r5:84ec2400 r4:8291a680 [ 875.617535][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.617639][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.617751][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e049de08 [ 875.617807][ T32] r4:00000000 [ 875.617856][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.617951][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.618041][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.618155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505a840 [ 875.618213][ T32] r4:00000000 [ 875.618266][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.618378][ T32] r9:83018205 r8:84ec2400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 875.618434][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.618542][ T32] r5:00001000 r4:dfc03000 [ 875.618594][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.618691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.626384][ T32] r5:84ebeb8c r4:84ebe800 [ 875.626463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 875.626663][ T32] r10:61c88647 r9:84ec2400 r8:8505b32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 875.627110][ T32] r4:8505a5c0 ** 5 printk messages dropped ** [ 875.627792][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 13 printk messages dropped ** [ 875.628613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 12 printk messages dropped ** [ 875.635178][ T32] r4:84e0be80 ** 6 printk messages dropped ** [ 875.635451][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 875.635555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.635581][ T32] r4:84d87ac0 [ 875.635607][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.635664][ T32] INFO: task kworker/1:121:3760 blocked for more than 452 seconds. [ 875.635705][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.635732][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.635784][ T32] task:kworker/1:121 state:D stack:0 pid:3760 tgid:3760 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.635909][ T32] Workqueue: events bpf_prog_free_deferred [ 875.636139][ T32] Call trace: [ 875.636273][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.636360][ T32] r10:8291a684 r9:e04bdd84 r8:00000002 r7:60000013 r6:e04bdd8c r5:84ec4800 [ 875.636391][ T32] r4:84ec4800 [ 875.636413][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 875.636803][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 875.659556][ T32] r5:84ebf38c r4:84ebf000 ** 3 printk messages dropped ** [ 875.659769][ T32] r10:61c88647 r9:84ec4800 r8:8505b4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 875.661388][ T32] INFO: task kworker/1:121:3760 is blocked on a mutex likely owned by task kworker/0:123:3540. ** 13 printk messages dropped ** [ 875.664497][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 875.666066][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 14 printk messages dropped ** [ 875.667302][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 9 printk messages dropped ** [ 875.667853][ T32] task:kworker/1:122 state:D stack:0 pid:3762 tgid:3762 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 875.668659][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 875.697102][ T32] r5:84ebf78c r4:84ebf400 ** 4 printk messages dropped ** [ 875.697438][ T32] r4:8505b500 ** 7 printk messages dropped ** [ 875.711619][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 875.713520][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.713567][ T32] r4:00000000 [ 875.713607][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.714364][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.714613][ T32] 1d20: a2162000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.714749][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.714806][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.714862][ T32] r5:800f0013 r4:80239bb0 [ 875.714960][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.715090][ T32] r4:82ac21e4 [ 875.715548][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.715642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.715686][ T32] r4:dffe1dc0 [ 875.716303][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.716489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.716542][ T32] r4:00000000 [ 875.716583][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.716672][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.716716][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.716949][ T32] r5:00001000 r4:dfeb3000 [ 875.716997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.717074][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.717303][ T32] r5:84e5378c r4:84e53400 [ 875.717475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.717594][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.717625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.718234][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.718267][ T32] r4:84e0be80 [ 875.718291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.718345][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 875.718371][ T32] r4:00000001 [ 875.719515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.743348][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 875.743416][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.743453][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.743643][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.743759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 875.746779][ T32] r10:8291a684 r9:e067dd84 r8:00000002 r7:60000013 r6:e067dd8c r5:84ec6000 ** 10 printk messages dropped ** [ 875.748104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505ad00 ** 7 printk messages dropped ** [ 875.763242][ T32] r5:84ebfb8c r4:84ebf800 ** 4 printk messages dropped ** [ 875.764519][ T32] r4:8505b580 ** 7 printk messages dropped ** [ 875.765115][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 875.766394][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 10 printk messages dropped ** [ 875.767462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 14 printk messages dropped ** [ 875.768350][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 875.780279][ T32] r4:84d87ac0 ** 4 printk messages dropped ** [ 875.780431][ T32] task:kworker/1:124 state:D stack:0 pid:3766 tgid:3766 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 875.780969][ T32] r4:00000000 ** 2 printk messages dropped ** [ 875.781542][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.781606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505aec0 [ 875.781791][ T32] r4:00000000 [ 875.781818][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.781874][ T32] r9:83018205 r8:84ec6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 875.781921][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.781984][ T32] r5:00001000 r4:dfdbb000 [ 875.782385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.783979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.784092][ T32] r5:84ebff8c r4:84ebfc00 [ 875.784433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.784581][ T32] r7:ddde2d80 r6:83018200 r5:84ebff8c r4:8505b600 [ 875.784611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.784667][ T32] r10:61c88647 r9:84ec6c00 r8:8505b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.784704][ T32] r4:8505b600 [ 875.784742][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.784798][ T32] r10:00000000 r9:8505b600 r8:80287e08 r7:e067de60 r6:85054400 r5:84ec6c00 [ 875.784893][ T32] r4:00000001 [ 875.784918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.785038][ T32] Exception stack(0xe0681fb0 to 0xe0681ff8) [ 875.785112][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.785187][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.785252][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.785386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.785531][ T32] r4:8505ad40 [ 875.785985][ T32] INFO: task kworker/1:124:3766 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.786105][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.786288][ T32] Workqueue: events bpf_prog_free_deferred [ 875.786387][ T32] Call trace: [ 875.786461][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.786525][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.786778][ T32] r4:00000000 [ 875.786803][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.786879][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.787138][ T32] 1d20: a2162000 eca77000 00000001 80239b98 7f035000 00000001 ** 1 printk messages dropped ** [ 875.787551][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 875.787780][ T32] r4:dffe1dc0 ** 5 printk messages dropped ** [ 875.811443][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 875.812239][ T32] r4:84e0be80 ** 2 printk messages dropped ** [ 875.813371][ T32] r4:00000001 ** 4 printk messages dropped ** [ 875.813569][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 875.814589][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 875.815375][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 875.816138][ T32] r9:83018205 r8:84ec3000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 ** 5 printk messages dropped ** [ 875.817554][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 875.818387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 875.834027][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 875.836226][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 875.836553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 9 printk messages dropped ** [ 875.837405][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 4 printk messages dropped ** [ 875.837644][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 875.838514][ T32] r4:84d87ac0 ** 4 printk messages dropped ** [ 875.849491][ T32] task:kworker/1:126 state:D stack:0 pid:3770 tgid:3770 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 875.849893][ T32] r5:84ecec00 r4:8291a680 [ 875.850144][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.850199][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.850286][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0691e08 [ 875.850348][ T32] r4:00000000 [ 875.850373][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.850559][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.850639][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.850738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85050700 [ 875.851153][ T32] r4:00000000 [ 875.851209][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.851313][ T32] r9:83018205 r8:84ecec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 875.851362][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.851618][ T32] r5:00001000 r4:dfe23000 [ 875.851673][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.851764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.851852][ T32] r5:8421a38c r4:8421a000 [ 875.851947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.852004][ T32] r7:ddde2d80 r6:83018200 r5:8421a38c r4:8505b680 [ 875.852055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.852506][ T32] r10:61c88647 r9:84ecec00 r8:8505b6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.852550][ T32] r4:8505b680 [ 875.852596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.852682][ T32] r10:00000000 r9:8505b680 r8:80287e08 r7:e068de60 r6:85054500 r5:84ecec00 [ 875.852734][ T32] r4:00000001 [ 875.852779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.853071][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 875.853148][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.853207][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.853274][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.853404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.854066][ T32] r4:8457b640 [ 875.854512][ T32] INFO: task kworker/1:126:3770 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.854621][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.854757][ T32] Workqueue: events bpf_prog_free_deferred [ 875.854806][ T32] Call trace: [ 875.854916][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.854977][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.855002][ T32] r4:00000000 [ 875.855064][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.855120][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.855178][ T32] 1d20: a2162000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.855212][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.855242][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.855267][ T32] r5:800f0013 r4:80239bb0 [ 875.855288][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.855360][ T32] r4:82ac21e4 [ 875.855413][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.855536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.855921][ T32] r4:dffe1dc0 [ 875.856008][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.856107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.856159][ T32] r4:00000000 [ 875.856237][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.856375][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.856431][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.856525][ T32] r5:00001000 r4:dfeb3000 [ 875.856568][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.856655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.856750][ T32] r5:84e5378c r4:84e53400 [ 875.856798][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.856889][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 875.856914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.856967][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.856991][ T32] r4:84e0be80 [ 875.857010][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 875.857150][ T32] r4:00000001 ** 4 printk messages dropped ** [ 875.857573][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 875.858009][ T32] task:kworker/1:127 state:D stack:0 pid:3772 tgid:3772 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.858146][ T32] Workqueue: events bpf_prog_free_deferred [ 875.858237][ T32] Call trace: [ 875.858303][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.858542][ T32] r10:8291a684 r9:e0695d84 r8:00000002 r7:60000013 r6:e0695d8c r5:84ecbc00 [ 875.858638][ T32] r4:84ecbc00 [ 875.858859][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.884538][ T32] r5:84ecbc00 r4:8291a680 [ 875.884589][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.884662][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.884713][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0695e08 [ 875.885346][ T32] r4:00000000 [ 875.885377][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.885427][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.885472][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.885522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85032e00 [ 875.885554][ T32] r4:00000000 [ 875.885666][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.885809][ T32] r9:83018205 r8:84ecbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 875.885838][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.885891][ T32] r5:00001000 r4:dfe55000 [ 875.885913][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.886078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.886192][ T32] r5:850a038c r4:850a0000 [ 875.886238][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.886299][ T32] r7:ddde2d80 r6:83018200 r5:850a038c r4:8505b780 [ 875.886325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.886405][ T32] r10:61c88647 r9:84ecbc00 r8:8505b7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.886445][ T32] r4:8505b780 [ 875.886466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.886524][ T32] r10:00000000 r9:8505b780 r8:80287e08 r7:e0691e60 r6:85054580 r5:84ecbc00 [ 875.886566][ T32] r4:00000001 [ 875.887345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.887545][ T32] Exception stack(0xe0695fb0 to 0xe0695ff8) [ 875.888276][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.888315][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.888690][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.900566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.900619][ T32] r4:85050f40 [ 875.901349][ T32] INFO: task kworker/1:127:3772 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.901849][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.901935][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 875.905641][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 11 printk messages dropped ** [ 875.907543][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 875.930422][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 5 printk messages dropped ** [ 875.930677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 875.931663][ T32] r5:84c38000 r4:8291a680 ** 5 printk messages dropped ** [ 875.932002][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.932050][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.932124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a040 [ 875.932155][ T32] r4:00000000 [ 875.932201][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.932259][ T32] r9:83018205 r8:84c38000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 875.932283][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.932393][ T32] r5:00001000 r4:dfe7f000 [ 875.932420][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.932465][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.932514][ T32] r5:850a078c r4:850a0400 [ 875.932566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.932622][ T32] r7:ddde2d80 r6:83018200 r5:850a078c r4:8505b800 [ 875.933007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.933538][ T32] r10:61c88647 r9:84c38000 r8:8505b82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.935177][ T32] r4:8505b800 [ 875.935205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.935259][ T32] r10:00000000 r9:8505b800 r8:80287e08 r7:e0695e60 r6:85054600 r5:84c38000 [ 875.935289][ T32] r4:00000001 [ 875.935781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.935826][ T32] Exception stack(0xe0699fb0 to 0xe0699ff8) [ 875.935857][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.935891][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.935921][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.935952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.937265][ T32] r4:85050cc0 [ 875.937652][ T32] INFO: task kworker/1:128:3774 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.937714][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.938363][ T32] Workqueue: events bpf_prog_free_deferred [ 875.956134][ T32] Call trace: [ 875.956841][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.956927][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.956954][ T32] r4:00000000 [ 875.956977][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.957024][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.957062][ T32] 1d20: a2162000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.957096][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.957124][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.957359][ T32] r5:800f0013 r4:80239bb0 [ 875.957415][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.957537][ T32] r4:82ac21e4 [ 875.957565][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.957615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 875.957640][ T32] r4:dffe1dc0 [ 875.957666][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.957718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 875.957765][ T32] r4:00000000 [ 875.958075][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.958769][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 875.967680][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.967784][ T32] r5:00001000 r4:dfeb3000 ** 6 printk messages dropped ** [ 875.980780][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 875.982431][ T32] r4:84d87ac0 ** 8 printk messages dropped ** [ 875.983538][ T32] r10:8291a684 r9:e069dd84 r8:00000002 r7:60000113 r6:e069dd8c r5:84c38c00 ** 11 printk messages dropped ** [ 875.984728][ T32] r4:00000000 ** 6 printk messages dropped ** [ 875.984991][ T32] r5:850a0b8c r4:850a0800 [ 875.985011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 875.985081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.985166][ T32] r10:61c88647 r9:84c38c00 r8:8505b8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.985347][ T32] r4:8505b880 [ 875.985773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.985833][ T32] r10:00000000 r9:8505b880 r8:80287e08 r7:e0699e60 r6:8505b700 r5:84c38c00 [ 875.985858][ T32] r4:00000001 [ 875.985878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.985917][ T32] Exception stack(0xe069dfb0 to 0xe069dff8) [ 875.985946][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.985995][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.986064][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.986100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.986125][ T32] r4:8504a280 [ 875.986534][ T32] INFO: task kworker/1:129:3777 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 875.986571][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.986803][ T32] Workqueue: events bpf_prog_free_deferred [ 875.986858][ T32] Call trace: [ 875.986889][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 875.986969][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 875.986997][ T32] r4:00000000 [ 875.987019][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.987062][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 875.987133][ T32] 1d20: a2162000 eca77000 00000001 80239b98 7f035000 00000001 [ 875.987169][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 875.987230][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 875.987397][ T32] r5:800f0013 r4:80239bb0 [ 875.987425][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 875.988197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 17 printk messages dropped ** [ 875.993768][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 10 printk messages dropped ** [ 875.995332][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.995375][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.995407][ T32] task:kworker/1:130 state:D stack:0 pid:3779 tgid:3779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.995467][ T32] Workqueue: events bpf_prog_free_deferred [ 875.995996][ T32] Call trace: [ 875.996915][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 875.996979][ T32] r10:8291a684 r9:e0661d84 r8:00000002 r7:60000113 r6:e0661d8c r5:85069800 [ 875.997005][ T32] r4:85069800 [ 875.997026][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 875.997073][ T32] r5:85069800 r4:8291a680 [ 875.997129][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.997178][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 875.997227][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0661e08 [ 875.997281][ T32] r4:00000000 [ 875.997361][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 875.997418][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 875.997463][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 875.997512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a540 [ 875.997537][ T32] r4:00000000 [ 875.997559][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 875.997611][ T32] r9:83018205 r8:85069800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 875.997942][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 875.998246][ T32] r5:00001000 r4:dff05000 [ 875.998272][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 875.998316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.998362][ T32] r5:850a138c r4:850a1000 [ 875.998679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.019396][ T32] r7:ddde2d80 r6:83018200 r5:850a138c r4:8505b980 [ 876.019557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.019646][ T32] r10:61c88647 r9:85069800 r8:8505b9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.019673][ T32] r4:8505b980 [ 876.019694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.020884][ T32] r10:00000000 r9:8505b980 r8:80287e08 r7:e069de60 r6:8505b900 r5:85069800 [ 876.020927][ T32] r4:00000001 [ 876.021362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.021734][ T32] Exception stack(0xe0661fb0 to 0xe0661ff8) [ 876.021778][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.021812][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.022117][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.022177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.022203][ T32] r4:8504a2c0 [ 876.022744][ T32] INFO: task kworker/1:130:3779 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 876.022786][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.023768][ T32] Workqueue: events bpf_prog_free_deferred [ 876.023829][ T32] Call trace: [ 876.023884][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 876.024058][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 876.024088][ T32] r4:00000000 [ 876.024110][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.024180][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 876.024250][ T32] 1d20: a2162000 eca77000 00000001 80239b98 7f035000 00000001 [ 876.024288][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 876.024436][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.024469][ T32] r5:800f0013 r4:80239bb0 [ 876.025306][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.025429][ T32] r4:82ac21e4 [ 876.025462][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.025808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 876.026140][ T32] r4:dffe1dc0 [ 876.026348][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.026916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 876.027320][ T32] r4:00000000 [ 876.027348][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.027414][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 876.027438][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.027781][ T32] r5:00001000 r4:dfeb3000 [ 876.027809][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.028306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.028360][ T32] r5:84e5378c r4:84e53400 [ 876.028407][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.028780][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 876.042926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.043334][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.043367][ T32] r4:84e0be80 [ 876.043397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.043567][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 876.043597][ T32] r4:00000001 [ 876.043649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.043696][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 876.043890][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.043966][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.044155][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.044191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.044404][ T32] r4:84d87ac0 [ 876.044434][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.044466][ T32] INFO: task kworker/1:131:3780 blocked for more than 453 seconds. [ 876.044502][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.044531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.044587][ T32] task:kworker/1:131 state:D stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.045412][ T32] Workqueue: events bpf_prog_free_deferred [ 876.046067][ T32] Call trace: [ 876.046108][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 876.046168][ T32] r10:8291a684 r9:e0079d84 r8:00000002 r7:60000113 r6:e0079d8c r5:8506d400 [ 876.046377][ T32] r4:8506d400 [ 876.046411][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 876.046461][ T32] r5:8506d400 r4:8291a680 [ 876.046483][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.046527][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 876.046577][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0079e08 [ 876.047471][ T32] r4:00000000 [ 876.047838][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 876.047887][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.047931][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.048790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a3c0 [ 876.069949][ T32] r4:00000000 [ 876.070028][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.070115][ T32] r9:83018205 r8:8506d400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 876.070581][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.071405][ T32] r5:00001000 r4:dfef3000 [ 876.071444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.071514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.072444][ T32] r5:850a0f8c r4:850a0c00 [ 876.073368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.073546][ T32] r7:ddde2d80 r6:83018200 r5:850a0f8c r4:8505b380 [ 876.074005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.075825][ T32] r10:61c88647 r9:8506d400 r8:8505b3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.075859][ T32] r4:8505b380 [ 876.077383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.077458][ T32] r10:00000000 r9:8505b380 r8:80287e08 r7:e0661e60 r6:8505ba00 r5:8506d400 [ 876.077518][ T32] r4:00000001 [ 876.077547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.078794][ T32] Exception stack(0xe0079fb0 to 0xe0079ff8) [ 876.098584][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 876.098818][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.119828][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.119891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.119917][ T32] r4:8504a380 [ 876.120270][ T32] INFO: task kworker/1:131:3780 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 876.120308][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.120420][ T32] Workqueue: events bpf_prog_free_deferred [ 876.120528][ T32] Call trace: [ 876.121889][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 876.121989][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 876.122038][ T32] r4:00000000 [ 876.122063][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.122115][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 876.122240][ T32] 1d20: a2162000 eca77000 00000001 80239b98 7f035000 00000001 [ 876.122278][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 876.122306][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.122535][ T32] r5:800f0013 r4:80239bb0 [ 876.122563][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.122807][ T32] r4:82ac21e4 [ 876.123196][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.123252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 876.123280][ T32] r4:dffe1dc0 [ 876.123302][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.123384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 876.123414][ T32] r4:00000000 [ 876.123437][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.123489][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 876.123513][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.123560][ T32] r5:00001000 r4:dfeb3000 [ 876.123582][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.124743][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.124809][ T32] r5:84e5378c r4:84e53400 [ 876.124866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 876.125356][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 876.125474][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 876.125498][ T32] r4:00000001 [ 876.125518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.126493][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 876.126566][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.126604][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.126636][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.126690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.126750][ T32] r4:84d87ac0 [ 876.126777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.127657][ T32] INFO: task kworker/1:132:3782 blocked for more than 453 seconds. [ 876.127770][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.127803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.127827][ T32] task:kworker/1:132 state:D stack:0 pid:3782 tgid:3782 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.128840][ T32] Workqueue: events bpf_prog_free_deferred [ 876.145520][ T32] Call trace: [ 876.145607][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 876.145694][ T32] r10:8291a684 r9:e06a5d84 r8:00000002 r7:60000113 r6:e06a5d8c r5:84ca6000 [ 876.146221][ T32] r4:84ca6000 [ 876.146250][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 876.146301][ T32] r5:84ca6000 r4:8291a680 [ 876.146323][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.148100][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 876.148180][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a5e08 [ 876.148207][ T32] r4:00000000 [ 876.148227][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 876.148397][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.148482][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.148706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a840 [ 876.157295][ T32] r4:00000000 [ 876.157476][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.157564][ T32] r9:83018205 r8:84ca6000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 876.157592][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.157646][ T32] r5:00001000 r4:dff8f000 [ 876.157669][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.157714][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.157763][ T32] r5:850a178c r4:850a1400 [ 876.157785][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.158001][ T32] r7:ddde2d80 r6:83018200 r5:850a178c r4:8505ba80 [ 876.158031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.158087][ T32] r10:61c88647 r9:84ca6000 r8:8505baac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.158113][ T32] r4:8505ba80 [ 876.158142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.158197][ T32] r10:00000000 r9:8505ba80 r8:80287e08 r7:e0661e60 r6:8505bc00 r5:84ca6000 [ 876.158398][ T32] r4:00000001 [ 876.158426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.158469][ T32] Exception stack(0xe06a5fb0 to 0xe06a5ff8) [ 876.158504][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 876.158675][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.163615][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.164277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.164312][ T32] r4:8504a5c0 [ 876.165212][ T32] INFO: task kworker/1:132:3782 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 876.165257][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.165396][ T32] Workqueue: events bpf_prog_free_deferred [ 876.166426][ T32] Call trace: [ 876.166461][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 876.166526][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 876.167150][ T32] r4:00000000 [ 876.167177][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.167322][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 876.167364][ T32] 1d20: a2162000 eca77000 00000001 80239b98 7f035000 00000001 [ 876.167423][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 876.167460][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.167487][ T32] r5:800f0013 r4:80239bb0 [ 876.168448][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.168504][ T32] r4:82ac21e4 [ 876.168694][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.180329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 876.180440][ T32] r4:dffe1dc0 [ 876.180468][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.180649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 876.180679][ T32] r4:00000000 [ 876.180702][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.180758][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 876.180781][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.181069][ T32] r5:00001000 r4:dfeb3000 [ 876.181119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.181197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.181468][ T32] r5:84e5378c r4:84e53400 [ 876.181498][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.181556][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 876.181614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.181672][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.181697][ T32] r4:84e0be80 [ 876.181718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.181771][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 876.181795][ T32] r4:00000001 [ 876.182230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.182278][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 876.182381][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.182421][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.182553][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.182590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.182616][ T32] r4:84d87ac0 [ 876.182642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 876.182895][ T32] task:kworker/1:133 state:D stack:0 pid:3785 tgid:3785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.182961][ T32] Workqueue: events bpf_prog_free_deferred [ 876.183025][ T32] Call trace: [ 876.183278][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 876.183340][ T32] r10:8291a684 r9:e06a9d84 r8:00000002 r7:60000113 r6:e06a9d8c r5:8506e000 [ 876.183637][ T32] r4:8506e000 [ 876.183665][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 876.183717][ T32] r5:8506e000 r4:8291a680 [ 876.183740][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.183784][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 876.183855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a9e08 [ 876.183908][ T32] r4:00000000 [ 876.185070][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 876.185118][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.185158][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.185205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a980 [ 876.185230][ T32] r4:00000000 [ 876.185252][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.185302][ T32] r9:83018205 r8:8506e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 876.185365][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.185607][ T32] r5:00001000 r4:dffa7000 [ 876.185637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.185689][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.185799][ T32] r5:850a1b8c r4:850a1800 [ 876.185897][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.185955][ T32] r7:ddde2d80 r6:83018200 r5:850a1b8c r4:8505bb00 [ 876.185979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.186031][ T32] r10:61c88647 r9:8506e000 r8:8505bb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.186056][ T32] r4:8505bb00 [ 876.186077][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.186128][ T32] r10:00000000 r9:8505bb00 r8:80287e08 r7:e06a5e60 r6:8505bd00 r5:8506e000 [ 876.186185][ T32] r4:00000001 [ 876.186247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.186326][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 876.186362][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 876.186403][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.186621][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.186697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.186725][ T32] r4:8504a600 [ 876.187089][ T32] INFO: task kworker/1:133:3785 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 876.187125][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.187446][ T32] Workqueue: events bpf_prog_free_deferred [ 876.188167][ T32] Call trace: [ 876.188201][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 876.188260][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 876.188285][ T32] r4:00000000 [ 876.188306][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.188349][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 876.188387][ T32] 1d20: a2162000 eca77000 00000001 80239b98 7f035000 00000001 [ 876.188423][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 876.188451][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.188477][ T32] r5:800f0013 r4:80239bb0 [ 876.188497][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.188542][ T32] r4:82ac21e4 [ 876.188563][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.188610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 876.188695][ T32] r4:dffe1dc0 [ 876.188834][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.202630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 876.202683][ T32] r4:00000000 [ 876.202711][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.202789][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 876.203012][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.203072][ T32] r5:00001000 r4:dfeb3000 [ 876.203118][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.205138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.205208][ T32] r5:84e5378c r4:84e53400 [ 876.205494][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.205559][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 876.206111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.206459][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.206519][ T32] r4:84e0be80 [ 876.206566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.206630][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 876.207258][ T32] r4:00000001 [ 876.207285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.207348][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 876.207398][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.207846][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.207883][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.208402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.208762][ T32] r4:84d87ac0 [ 876.227244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.228764][ T32] INFO: task kworker/1:134:3788 blocked for more than 453 seconds. [ 876.238639][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.238734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.240639][ T32] task:kworker/1:134 state:D stack:0 pid:3788 tgid:3788 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.240763][ T32] Workqueue: events bpf_prog_free_deferred [ 876.240829][ T32] Call trace: [ 876.240863][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 876.240926][ T32] r10:8291a684 r9:e06a1d84 r8:00000002 r7:60000013 r6:e06a1d8c r5:8506ec00 [ 876.240991][ T32] r4:8506ec00 [ 876.241043][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 876.241115][ T32] r5:8506ec00 r4:8291a680 [ 876.241141][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.241187][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 876.241252][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a1e08 [ 876.241304][ T32] r4:00000000 [ 876.241355][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 876.241406][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.241448][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.241496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504aa80 [ 876.241520][ T32] r4:00000000 [ 876.241801][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.242287][ T32] r9:83018205 r8:8506ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 876.242317][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.243037][ T32] r5:00001000 r4:dffbf000 [ 876.243068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.243115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.243163][ T32] r5:850a1f8c r4:850a1c00 [ 876.243185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.243553][ T32] r7:ddde2d80 r6:83018200 r5:850a1f8c r4:8505bb80 [ 876.243631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.243688][ T32] r10:61c88647 r9:8506ec00 r8:8505bbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.243713][ T32] r4:8505bb80 [ 876.243773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.243830][ T32] r10:00000000 r9:8505bb80 r8:80287e08 r7:e06a9e60 r6:8505bd80 r5:8506ec00 [ 876.243856][ T32] r4:00000001 [ 876.243878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.243937][ T32] Exception stack(0xe06a1fb0 to 0xe06a1ff8) [ 876.243990][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.244026][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.244055][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.244087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.244110][ T32] r4:8504a8c0 [ 876.244629][ T32] INFO: task kworker/1:134:3788 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 876.244670][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.244733][ T32] Workqueue: events bpf_prog_free_deferred [ 876.244780][ T32] Call trace: [ 876.244843][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 876.244907][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 876.245385][ T32] r4:00000000 [ 876.245451][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.245533][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 876.245570][ T32] 1d20: a2162000 eca77000 00000001 80239b98 7f035000 00000001 [ 876.245605][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 876.245633][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.245694][ T32] r5:800f0013 r4:80239bb0 [ 876.245752][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.245838][ T32] r4:82ac21e4 [ 876.245897][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.245971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 876.245999][ T32] r4:dffe1dc0 [ 876.246020][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.246069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 876.246093][ T32] r4:00000000 [ 876.246114][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.246195][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 876.246223][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.246272][ T32] r5:00001000 r4:dfeb3000 [ 876.246293][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.246336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.246424][ T32] r5:84e5378c r4:84e53400 [ 876.246449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.246506][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 876.246530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.246581][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.246606][ T32] r4:84e0be80 [ 876.246644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.246794][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 876.247151][ T32] r4:00000001 [ 876.247577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.247624][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 876.247903][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.248243][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.248277][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.248310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.248333][ T32] r4:84d87ac0 [ 876.248358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.248473][ T32] INFO: task kworker/1:135:3789 blocked for more than 453 seconds. [ 876.248547][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.248579][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.248604][ T32] task:kworker/1:135 state:D stack:0 pid:3789 tgid:3789 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.248669][ T32] Workqueue: events bpf_prog_free_deferred [ 876.262713][ T32] Call trace: [ 876.262786][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 876.262870][ T32] r10:8291a684 r9:e0479d84 r8:00000002 r7:60000113 r6:e0479d8c r5:85070c00 [ 876.263137][ T32] r4:85070c00 [ 876.263476][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 876.264128][ T32] r5:85070c00 r4:8291a680 [ 876.264157][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.264203][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 876.264252][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0479e08 [ 876.264275][ T32] r4:00000000 [ 876.264296][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 876.264335][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.264387][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.264884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504ac80 [ 876.264913][ T32] r4:00000000 [ 876.264935][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.264990][ T32] r9:83018205 r8:85070c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 876.265014][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.265069][ T32] r5:00001000 r4:dffd3000 [ 876.265093][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.265137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.265185][ T32] r5:850a238c r4:850a2000 [ 876.265206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.265260][ T32] r7:ddde2d80 r6:83018200 r5:850a238c r4:8505be00 [ 876.265306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.265404][ T32] r10:61c88647 r9:85070c00 r8:8505be2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.265430][ T32] r4:8505be00 [ 876.265480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.265553][ T32] r10:00000000 r9:8505be00 r8:80287e08 r7:e06a1e60 r6:8505bf00 r5:85070c00 [ 876.265581][ T32] r4:00000001 [ 876.265639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.265686][ T32] Exception stack(0xe0479fb0 to 0xe0479ff8) [ 876.265726][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 876.265807][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.265842][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.265912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.265941][ T32] r4:8504ad40 [ 876.266327][ T32] INFO: task kworker/1:135:3789 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 876.266440][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.266821][ T32] Workqueue: events bpf_prog_free_deferred [ 876.266978][ T32] Call trace: [ 876.267019][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 876.267079][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 876.267104][ T32] r4:00000000 [ 876.267125][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.267167][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 876.267200][ T32] 1d20: a2162000 eca77000 00000001 80239b98 7f035000 00000001 [ 876.267264][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 876.267329][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.267359][ T32] r5:800f0013 r4:80239bb0 [ 876.267388][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.267590][ T32] r4:82ac21e4 [ 876.267804][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.267858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 876.267905][ T32] r4:dffe1dc0 [ 876.267929][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.267976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 876.268001][ T32] r4:00000000 [ 876.268021][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.268071][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 876.268120][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.268174][ T32] r5:00001000 r4:dfeb3000 [ 876.268196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.268238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.268882][ T32] r5:84e5378c r4:84e53400 [ 876.287603][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.288688][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 876.288804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.296913][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.297235][ T32] r4:84e0be80 [ 876.297394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.297480][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 876.297506][ T32] r4:00000001 [ 876.297528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.297759][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 876.297799][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.298110][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.298150][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.298185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.298211][ T32] r4:84d87ac0 [ 876.298238][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.298820][ T32] INFO: task kworker/1:136:3791 blocked for more than 453 seconds. [ 876.308180][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.308234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.308738][ T32] task:kworker/1:136 state:D stack:0 pid:3791 tgid:3791 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.309266][ T32] Workqueue: events bpf_prog_free_deferred [ 876.309386][ T32] Call trace: [ 876.309428][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 876.309496][ T32] r10:8291a684 r9:e06b5d84 r8:00000002 r7:60000113 r6:e06b5d8c r5:85071800 [ 876.309532][ T32] r4:85071800 [ 876.309578][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 876.309679][ T32] r5:85071800 r4:8291a680 [ 876.309717][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.309764][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 876.309813][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b5e08 [ 876.309838][ T32] r4:00000000 [ 876.309891][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 876.309959][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.310006][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.310055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850531c0 [ 876.310079][ T32] r4:00000000 [ 876.310099][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.310182][ T32] r9:83018205 r8:85071800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 876.310248][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.310299][ T32] r5:00001000 r4:e00b1000 [ 876.310336][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.310393][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.310450][ T32] r5:850a2f8c r4:850a2c00 [ 876.310606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.310665][ T32] r7:ddde2d80 r6:83018200 r5:850a2f8c r4:8505bc80 [ 876.310688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.310745][ T32] r10:61c88647 r9:85071800 r8:8505bcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.310771][ T32] r4:8505bc80 [ 876.310792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.310941][ T32] r10:00000000 r9:8505bc80 r8:80287e08 r7:e0479e60 r6:8505be80 r5:85071800 [ 876.310970][ T32] r4:00000001 [ 876.310992][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.311036][ T32] Exception stack(0xe06b5fb0 to 0xe06b5ff8) [ 876.311719][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 876.311757][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.311786][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.312163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.312191][ T32] r4:8504ac40 [ 876.312818][ T32] INFO: task kworker/1:136:3791 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 876.312872][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.312943][ T32] Workqueue: events bpf_prog_free_deferred [ 876.313029][ T32] Call trace: [ 876.313062][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 876.313121][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 876.313165][ T32] r4:00000000 [ 876.313189][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.313235][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 876.313268][ T32] 1d20: a2162000 eca77000 00000001 80239b98 7f035000 00000001 [ 876.313300][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 876.313327][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.313388][ T32] r5:800f0013 r4:80239bb0 [ 876.313429][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.313479][ T32] r4:82ac21e4 [ 876.313500][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.313547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 876.313571][ T32] r4:dffe1dc0 [ 876.313592][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.313638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 876.313662][ T32] r4:00000000 [ 876.313683][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.313732][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 876.313754][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.313821][ T32] r5:00001000 r4:dfeb3000 [ 876.313847][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.314187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.314245][ T32] r5:84e5378c r4:84e53400 [ 876.314310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.314367][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 876.314396][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.314479][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.314771][ T32] r4:84e0be80 [ 876.314796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.315056][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 876.315085][ T32] r4:00000001 [ 876.316489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.316535][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 876.316567][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.316599][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.316658][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.316773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.316839][ T32] r4:84d87ac0 [ 876.316867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.316898][ T32] INFO: task kworker/0:206:3793 blocked for more than 453 seconds. [ 876.316933][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.316961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.316984][ T32] task:kworker/0:206 state:D stack:0 pid:3793 tgid:3793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.317038][ T32] Workqueue: events bpf_prog_free_deferred [ 876.317152][ T32] Call trace: [ 876.317208][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 876.317268][ T32] r10:8291a684 r9:e06b9d84 r8:00000002 r7:60050013 r6:e06b9d8c r5:85072400 [ 876.317294][ T32] r4:85072400 [ 876.317316][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 876.317435][ T32] r5:85072400 r4:8291a680 [ 876.317461][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.317505][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 876.317589][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b9e08 [ 876.317616][ T32] r4:00000000 [ 876.317661][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 876.317805][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 876.318518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 876.318705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 876.340355][ T32] r4:85054680 [ 876.340388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.340468][ T32] r10:00000000 r9:85054680 r8:80287e08 r7:e0659e60 r6:8505bf80 r5:85072400 [ 876.340494][ T32] r4:00000001 [ 876.340515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.340557][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 876.340629][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 876.340678][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.340870][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.340907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.341348][ T32] r4:85047c80 [ 876.341748][ T32] INFO: task kworker/0:206:3793 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 876.341790][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.341865][ T32] Workqueue: events bpf_prog_free_deferred [ 876.342396][ T32] Call trace: [ 876.343425][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 876.343487][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 876.343514][ T32] r4:00000000 [ 876.343553][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.343625][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 876.343662][ T32] 1d20: a2162000 eca77000 00000001 80239b98 7f035000 00000001 [ 876.343696][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 876.343729][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.343757][ T32] r5:800f0013 r4:80239bb0 [ 876.343779][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.343826][ T32] r4:82ac21e4 [ 876.343847][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.343894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 876.344390][ T32] r4:dffe1dc0 [ 876.344417][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.344472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 876.344498][ T32] r4:00000000 [ 876.344533][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.344589][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 876.344613][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.344659][ T32] r5:00001000 r4:dfeb3000 [ 876.344682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.344751][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.344805][ T32] r5:84e5378c r4:84e53400 [ 876.344827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.344898][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 876.344925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.344979][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.345003][ T32] r4:84e0be80 [ 876.345058][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.345404][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 876.345437][ T32] r4:00000001 [ 876.345524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.345571][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 876.345604][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.346239][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.346274][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.346306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.346330][ T32] r4:84d87ac0 [ 876.346406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.346535][ T32] INFO: task kworker/0:207:3794 blocked for more than 453 seconds. [ 876.346575][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 876.348804][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 876.370688][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 876.371179][ T32] r4:00000000 ** 4 printk messages dropped ** [ 876.371494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.371551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.371613][ T32] r5:850a278c r4:850a2400 [ 876.371637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.371727][ T32] r7:dddced80 r6:83018000 r5:850a278c r4:85054780 [ 876.371753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.371807][ T32] r10:61c88647 r9:85073000 r8:850547ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.371830][ T32] r4:85054780 [ 876.371850][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.371902][ T32] r10:00000000 r9:85054780 r8:80287e08 r7:e06b9e60 r6:84fa8f00 r5:85073000 [ 876.371925][ T32] r4:00000001 [ 876.371945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.372042][ T32] Exception stack(0xe06bdfb0 to 0xe06bdff8) [ 876.372082][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.372117][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.372154][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.372191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.372218][ T32] r4:85047c80 [ 876.372580][ T32] INFO: task kworker/0:207:3794 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 876.372615][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 876.373195][ T32] 1d20: a2162000 eca77000 00000001 80239b98 7f035000 00000001 ** 9 printk messages dropped ** [ 876.373603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 9 printk messages dropped ** [ 876.374089][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 5 printk messages dropped ** [ 876.374421][ T32] r4:00000001 ** 4 printk messages dropped ** [ 876.374603][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 876.374978][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 876.375299][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 876.375679][ T32] r4:00000000 ** 5 printk messages dropped ** [ 876.375967][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 876.376252][ T32] r10:61c88647 r9:85073c00 r8:8505482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 876.376552][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 876.376883][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 876.377206][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 10 printk messages dropped ** [ 876.377759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 4 printk messages dropped ** [ 876.377924][ T32] r5:00001000 r4:dfeb3000 [ 876.377945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.377987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.378034][ T32] r5:84e5378c r4:84e53400 [ 876.378054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.378104][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 876.378126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.378215][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.378243][ T32] r4:84e0be80 [ 876.378264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.378315][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 876.378338][ T32] r4:00000001 [ 876.378358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.378395][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 876.378455][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.378492][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.378544][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.378606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.378633][ T32] r4:84d87ac0 [ 876.378657][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.387342][ T32] INFO: task kworker/0:208:3798 blocked for more than 453 seconds. [ 876.387464][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.387529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.387587][ T32] task:kworker/0:208 state:D stack:0 pid:3798 tgid:3798 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.387684][ T32] Workqueue: events bpf_prog_free_deferred [ 876.387759][ T32] Call trace: [ 876.387826][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 876.387924][ T32] r10:8291a684 r9:e06c5d84 r8:00000002 r7:60000113 r6:e06c5d8c r5:85074800 [ 876.387988][ T32] r4:85074800 [ 876.388048][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 876.388135][ T32] r5:85074800 r4:8291a680 [ 876.388168][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.388212][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 876.388315][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c5e08 [ 876.388380][ T32] r4:00000000 [ 876.388404][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 876.388472][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.388518][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.388567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8f5c0 [ 876.388591][ T32] r4:00000000 [ 876.388612][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.388673][ T32] r9:83018005 r8:85074800 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 876.388735][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.393111][ T32] r5:00001000 r4:e04e7000 [ 876.393155][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.393218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.393267][ T32] r5:8501078c r4:85010400 [ 876.393351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.393480][ T32] r7:dddced80 r6:83018000 r5:8501078c r4:8504e100 [ 876.393508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.393619][ T32] r10:61c88647 r9:85074800 r8:8504e12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.393678][ T32] r4:8504e100 [ 876.393740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.393796][ T32] r10:00000000 r9:8504e100 r8:80287e08 r7:e06b9e60 r6:85054700 r5:85074800 [ 876.393857][ T32] r4:00000001 [ 876.393882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.393964][ T32] Exception stack(0xe06c5fb0 to 0xe06c5ff8) [ 876.394002][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 876.394034][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.394088][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.394150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.394178][ T32] r4:85047cc0 [ 876.394519][ T32] INFO: task kworker/0:208:3798 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 876.394553][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.394694][ T32] Workqueue: events bpf_prog_free_deferred [ 876.394811][ T32] Call trace: [ 876.394915][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 876.394977][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 876.395031][ T32] r4:00000000 [ 876.395088][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.395135][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 876.395172][ T32] 1d20: a2162000 eca77000 00000001 80239b98 7f035000 00000001 ** 3 printk messages dropped ** [ 876.395315][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 876.395720][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 876.396240][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.396301][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 876.396327][ T32] r4:00000001 [ 876.396349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.396425][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 876.396459][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.396491][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.396530][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.396565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.396618][ T32] r4:84d87ac0 [ 876.396646][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.396675][ T32] INFO: task kworker/1:138:3800 blocked for more than 453 seconds. [ 876.396708][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.396734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.396784][ T32] task:kworker/1:138 state:D stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.396855][ T32] Workqueue: events bpf_prog_free_deferred [ 876.396943][ T32] Call trace: [ 876.396976][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 876.397034][ T32] r10:8291a684 r9:e06c1d84 r8:00000002 r7:60000013 r6:e06c1d8c r5:85075400 ** 2 printk messages dropped ** [ 876.397172][ T32] r5:85075400 r4:8291a680 ** 1 printk messages dropped ** [ 876.397234][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 876.397493][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 876.397665][ T32] r4:00000000 ** 2 printk messages dropped ** [ 876.397823][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 876.397973][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.398019][ T32] r5:850a338c r4:850a3000 [ 876.398039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 876.398137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 876.398282][ T32] r4:85054a00 ** 1 printk messages dropped ** [ 876.398409][ T32] r10:00000000 r9:85054a00 r8:80287e08 r7:e06b5e60 r6:85054880 r5:85075400 ** 4 printk messages dropped ** [ 876.398597][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 876.409662][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 876.410079][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 4 printk messages dropped ** [ 876.410315][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 5 printk messages dropped ** [ 876.410571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 7 printk messages dropped ** [ 876.410954][ T32] r5:00001000 r4:dfeb3000 ** 1 printk messages dropped ** [ 876.411024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 876.411392][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 876.411698][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 876.411972][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 876.412484][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06cde08 ** 11 printk messages dropped ** [ 876.412911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 876.413217][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.413289][ T32] r10:00000000 r9:85054980 r8:80287e08 r7:e06c1e60 r6:85054b80 r5:85076c00 [ 876.413368][ T32] r4:00000001 [ 876.413394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.413435][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 876.413487][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.413523][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.413552][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.413583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.413606][ T32] r4:85053400 [ 876.413777][ T32] INFO: task kworker/1:139:3801 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 876.413822][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.413935][ T32] Workqueue: events bpf_prog_free_deferred [ 876.413983][ T32] Call trace: [ 876.414014][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 876.414074][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 876.414099][ T32] r4:00000000 [ 876.414119][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.414167][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 876.414198][ T32] 1d20: a2162000 eca77000 00000001 80239b98 7f035000 00000001 [ 876.414244][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 876.414275][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.414301][ T32] r5:800f0013 r4:80239bb0 [ 876.414321][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.414366][ T32] r4:82ac21e4 [ 876.414386][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.414436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 876.414462][ T32] r4:dffe1dc0 [ 876.414481][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.414528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 876.414551][ T32] r4:00000000 [ 876.414585][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.414671][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 876.414699][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.414781][ T32] r5:00001000 r4:dfeb3000 [ 876.414862][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.414910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.414957][ T32] r5:84e5378c r4:84e53400 [ 876.414978][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.415029][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 876.415051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.415107][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.415181][ T32] r4:84e0be80 [ 876.415242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.415298][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 876.415323][ T32] r4:00000001 [ 876.415342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.415382][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 876.415445][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.415479][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.415538][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.415573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.415633][ T32] r4:84d87ac0 [ 876.415693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.415722][ T32] INFO: task kworker/1:140:3804 blocked for more than 453 seconds. [ 876.415752][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.415777][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.415798][ T32] task:kworker/1:140 state:D stack:0 pid:3804 tgid:3804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.415879][ T32] Workqueue: events bpf_prog_free_deferred [ 876.415966][ T32] Call trace: [ 876.416000][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 876.416118][ T32] r10:8291a684 r9:e06d1d84 r8:00000002 r7:60000113 r6:e06d1d8c r5:85076000 [ 876.416227][ T32] r4:85076000 [ 876.416282][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 876.416363][ T32] r5:85076000 r4:8291a680 [ 876.416402][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.416448][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 876.416495][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d1e08 [ 876.416553][ T32] r4:00000000 [ 876.416580][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 876.416622][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.416688][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.416769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85053900 [ 876.416833][ T32] r4:00000000 [ 876.416871][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.416962][ T32] r9:83018205 r8:85076000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 876.416991][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.417068][ T32] r5:00001000 r4:e010d000 [ 876.417160][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.417208][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.417254][ T32] r5:850a3f8c r4:850a3c00 [ 876.417274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.417325][ T32] r7:ddde2d80 r6:83018200 r5:850a3f8c r4:85054a80 [ 876.417410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.417495][ T32] r10:61c88647 r9:85076000 r8:85054aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.417555][ T32] r4:85054a80 [ 876.417578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.417629][ T32] r10:00000000 r9:85054a80 r8:80287e08 r7:e06cde60 r6:85054c80 r5:85076000 [ 876.417653][ T32] r4:00000001 [ 876.417673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.417711][ T32] Exception stack(0xe06d1fb0 to 0xe06d1ff8) [ 876.417758][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.417830][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.417862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.417895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.417918][ T32] r4:85053640 [ 876.418068][ T32] INFO: task kworker/1:140:3804 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 876.418133][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.418329][ T32] Workqueue: events bpf_prog_free_deferred [ 876.418446][ T32] Call trace: [ 876.418481][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 876.418538][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 876.418563][ T32] r4:00000000 [ 876.418583][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.418755][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 876.434897][ T32] 1d20: a2162000 eca77000 00000001 80239b98 7f035000 00000001 [ 876.434982][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 876.435015][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.435045][ T32] r5:800f0013 r4:80239bb0 [ 876.435068][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.435133][ T32] r4:82ac21e4 [ 876.435163][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.435272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 876.435360][ T32] r4:dffe1dc0 [ 876.435384][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.435494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 876.435551][ T32] r4:00000000 [ 876.435606][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.435666][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 876.435691][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.435781][ T32] r5:00001000 r4:dfeb3000 [ 876.435806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.435850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.435897][ T32] r5:84e5378c r4:84e53400 [ 876.435948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.436004][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 876.436057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.436112][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.436137][ T32] r4:84e0be80 [ 876.436163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.436215][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 876.436238][ T32] r4:00000001 [ 876.436259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.436303][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 876.436361][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.436399][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.436429][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.436464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.436488][ T32] r4:84d87ac0 [ 876.436512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.436543][ T32] INFO: task kworker/1:141:3806 blocked for more than 453 seconds. [ 876.436577][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.436604][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.436626][ T32] task:kworker/1:141 state:D stack:0 pid:3806 tgid:3806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.436769][ T32] Workqueue: events bpf_prog_free_deferred [ 876.436862][ T32] Call trace: [ 876.436895][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 876.436988][ T32] r10:8291a684 r9:e06d9d84 r8:00000002 r7:60000113 r6:e06d9d8c r5:84c3bc00 [ 876.437016][ T32] r4:84c3bc00 [ 876.437066][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 876.437205][ T32] r5:84c3bc00 r4:8291a680 [ 876.437267][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.437325][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 876.437423][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d9e08 [ 876.437451][ T32] r4:00000000 [ 876.437472][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 876.437511][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 876.438493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85053880 ** 6 printk messages dropped ** [ 876.458518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.458760][ T32] r5:850a3b8c r4:850a3800 [ 876.460760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.460843][ T32] r7:ddde2d80 r6:83018200 r5:850a3b8c r4:85054b00 [ 876.460890][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.460949][ T32] r10:61c88647 r9:84c3bc00 r8:85054b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.460975][ T32] r4:85054b00 [ 876.461009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.461068][ T32] r10:00000000 r9:85054b00 r8:80287e08 r7:e06d1e60 r6:8504e000 r5:84c3bc00 [ 876.461113][ T32] r4:00000001 [ 876.461138][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.461186][ T32] Exception stack(0xe06d9fb0 to 0xe06d9ff8) [ 876.461366][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 876.461406][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.461442][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.461476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.461500][ T32] r4:85053840 [ 876.462108][ T32] INFO: task kworker/1:141:3806 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 876.462175][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.462254][ T32] Workqueue: events bpf_prog_free_deferred [ 876.462332][ T32] Call trace: [ 876.462366][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 876.462427][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 876.462452][ T32] r4:00000000 [ 876.462773][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.462822][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 876.462855][ T32] 1d20: a2162000 eca77000 00000001 80239b98 7f035000 00000001 ** 9 printk messages dropped ** [ 876.463805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 17 printk messages dropped ** [ 876.464957][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 13 printk messages dropped ** [ 876.466372][ T32] r10:8291a684 r9:e06e1d84 r8:00000002 r7:60000113 r6:e06e1d8c r5:84c39800 ** 16 printk messages dropped ** [ 876.483397][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 876.483790][ T32] r10:61c88647 r9:84c39800 r8:85054dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 876.484932][ T32] Call trace: ** 10 printk messages dropped ** [ 876.485693][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 876.486659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 876.488232][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 876.504222][ T32] r5:84c3ec00 r4:8291a680 ** 8 printk messages dropped ** [ 876.504625][ T32] r4:00000000 ** 5 printk messages dropped ** [ 876.505785][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 876.506185][ T32] r4:00000001 ** 3 printk messages dropped ** [ 876.506383][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.506418][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.506746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.506798][ T32] r4:85053ac0 [ 876.507271][ T32] INFO: task kworker/1:143:3811 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 876.507319][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.507403][ T32] Workqueue: events bpf_prog_free_deferred [ 876.507455][ T32] Call trace: [ 876.507671][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 876.507732][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 876.507777][ T32] r4:00000000 [ 876.507803][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.507847][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 876.507915][ T32] 1d20: a2162000 eca77000 00000001 80239b98 7f035000 00000001 [ 876.508027][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 876.508068][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.508127][ T32] r5:800f0013 r4:80239bb0 [ 876.508166][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.508356][ T32] r4:82ac21e4 [ 876.508386][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.508447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 876.508502][ T32] r4:dffe1dc0 [ 876.508553][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.508610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 876.508760][ T32] r4:00000000 [ 876.521723][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.521823][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 876.522108][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.522176][ T32] r5:00001000 r4:dfeb3000 [ 876.522200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.522244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.522291][ T32] r5:84e5378c r4:84e53400 [ 876.522334][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.522408][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 876.522436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.522489][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.522536][ T32] r4:84e0be80 [ 876.522562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.522618][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 876.522748][ T32] r4:00000001 [ 876.522774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.522817][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 876.523088][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.523125][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.523160][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.523193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.523251][ T32] r4:84d87ac0 [ 876.523280][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.523312][ T32] INFO: task kworker/1:144:3812 blocked for more than 453 seconds. [ 876.523359][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.523390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.523416][ T32] task:kworker/1:144 state:D stack:0 pid:3812 tgid:3812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.523479][ T32] Workqueue: events bpf_prog_free_deferred [ 876.523830][ T32] Call trace: [ 876.524280][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 876.524340][ T32] r10:8291a684 r9:e06f1d84 r8:00000002 r7:60000113 r6:e06f1d8c r5:84c3c800 ** 4 printk messages dropped ** [ 876.524943][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 876.526164][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 876.526306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 876.526508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 876.527100][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 876.545505][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 18 printk messages dropped ** [ 876.547651][ T32] r5:00001000 r4:dfeb3000 ** 8 printk messages dropped ** [ 876.548671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 876.640878][ T32] r4:84d87ac0 ** 4 printk messages dropped ** [ 876.641293][ T32] task:kworker/1:145 state:D stack:0 pid:3813 tgid:3813 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 876.641691][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 876.641813][ T32] r10:8291a684 r9:e06f5d84 r8:00000002 r7:60000113 r6:e06f5d8c r5:84c3d400 [ 876.641870][ T32] r4:84c3d400 [ 876.641920][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 876.642020][ T32] r5:84c3d400 r4:8291a680 [ 876.642104][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.642210][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 876.642309][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f5e08 [ 876.642368][ T32] r4:00000000 [ 876.642447][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 876.642545][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.642648][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.642760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85053d80 [ 876.642823][ T32] r4:00000000 [ 876.642871][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.642981][ T32] r9:83018205 r8:84c3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 876.643034][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.643152][ T32] r5:00001000 r4:e013b000 [ 876.643240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.643341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.643455][ T32] r5:850a8b8c r4:850a8800 [ 876.643509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.643609][ T32] r7:ddde2d80 r6:83018200 r5:850a8b8c r4:85054e80 [ 876.643682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.643807][ T32] r10:61c88647 r9:84c3d400 r8:85054eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.643864][ T32] r4:85054e80 [ 876.643929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.644066][ T32] r10:00000000 r9:85054e80 r8:80287e08 r7:e06ede60 r6:8504e280 r5:84c3d400 [ 876.644129][ T32] r4:00000001 [ 876.644179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.644261][ T32] Exception stack(0xe06f5fb0 to 0xe06f5ff8) [ 876.644331][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 876.644405][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.644473][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.644550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.644606][ T32] r4:85053bc0 [ 876.645235][ T32] INFO: task kworker/1:145:3813 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 876.645388][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.645544][ T32] Workqueue: events bpf_prog_free_deferred [ 876.645674][ T32] Call trace: [ 876.645790][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 876.645931][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 876.646012][ T32] r4:00000000 [ 876.646069][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.646185][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 876.646269][ T32] 1d20: a3561000 eca77000 00000001 80239b98 7f035000 00000001 [ 876.646368][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 876.646460][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.646523][ T32] r5:800f0013 r4:80239bb0 [ 876.646594][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.646729][ T32] r4:82ac21e4 [ 876.646789][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.646898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 876.646978][ T32] r4:dffe1dc0 [ 876.647047][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.647157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 876.647217][ T32] r4:00000000 [ 876.647272][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.647392][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 876.647450][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.647549][ T32] r5:00001000 r4:dfeb3000 [ 876.647598][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.647692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.647794][ T32] r5:84e5378c r4:84e53400 [ 876.647844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.647979][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 876.648040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.648180][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 876.648661][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 6 printk messages dropped ** [ 876.667734][ T32] INFO: task kworker/1:146:3815 blocked for more than 453 seconds. ** 6 printk messages dropped ** [ 876.668502][ T32] r10:8291a684 r9:e06fdd84 r8:00000002 r7:60000013 r6:e06fdd8c r5:84c3a400 ** 8 printk messages dropped ** [ 876.683299][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 876.684163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 876.684564][ T32] r7:ddde2d80 r6:83018200 r5:850a8f8c r4:85054f80 ** 5 printk messages dropped ** [ 876.685043][ T32] r4:00000001 ** 4 printk messages dropped ** [ 876.685452][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 876.686677][ T32] Call trace: ** 4 printk messages dropped ** [ 876.687113][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 3 printk messages dropped ** [ 876.687403][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 876.687587][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 876.687780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 3 printk messages dropped ** [ 876.688070][ T32] r4:00000000 ** 3 printk messages dropped ** [ 876.688437][ T32] r5:00001000 r4:dfeb3000 ** 1 printk messages dropped ** [ 876.688666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.711168][ T32] r5:84e5378c r4:84e53400 [ 876.711362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.711554][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 876.711622][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.711744][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.711814][ T32] r4:84e0be80 [ 876.711867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.711989][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 876.712051][ T32] r4:00000001 [ 876.712104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.712205][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 876.712288][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.712369][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.712454][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.712529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.712611][ T32] r4:84d87ac0 [ 876.712677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.712762][ T32] INFO: task kworker/1:147:3818 blocked for more than 453 seconds. [ 876.712845][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.712911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.712968][ T32] task:kworker/1:147 state:D stack:0 pid:3818 tgid:3818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.713098][ T32] Workqueue: events bpf_prog_free_deferred [ 876.713234][ T32] Call trace: [ 876.713415][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 876.713549][ T32] r10:8291a684 r9:e05bdd84 r8:00000002 r7:60000113 r6:e05bdd8c r5:84c40c00 ** 2 printk messages dropped ** [ 876.713815][ T32] r5:84c40c00 r4:8291a680 ** 5 printk messages dropped ** [ 876.714301][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 876.714515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85047b40 [ 876.714577][ T32] r4:00000000 [ 876.714644][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.714766][ T32] r9:83018205 r8:84c40c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 876.714839][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.714957][ T32] r5:00001000 r4:df9ba000 [ 876.715035][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.715139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.715263][ T32] r5:850a978c r4:850a9400 [ 876.715344][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.715476][ T32] r7:ddde2d80 r6:83018200 r5:850a978c r4:8503c080 [ 876.715529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.715658][ T32] r10:61c88647 r9:84c40c00 r8:8503c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.715739][ T32] r4:8503c080 [ 876.715796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.715911][ T32] r10:00000000 r9:8503c080 r8:80287e08 r7:e06ede60 r6:8504e380 r5:84c40c00 [ 876.715966][ T32] r4:00000001 [ 876.716039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.716133][ T32] Exception stack(0xe05bdfb0 to 0xe05bdff8) [ 876.716202][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.716291][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 876.716457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 876.717894][ T32] r4:00000000 ** 1 printk messages dropped ** [ 876.718047][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 2 printk messages dropped ** [ 876.718274][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 1 printk messages dropped ** [ 876.718404][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 876.735783][ T32] r4:dffe1dc0 ** 2 printk messages dropped ** [ 876.736131][ T32] r4:00000000 ** 2 printk messages dropped ** [ 876.736388][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 876.736940][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 4 printk messages dropped ** [ 876.737327][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 3 printk messages dropped ** [ 876.737760][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 876.738211][ T32] INFO: task kworker/1:148:3820 blocked for more than 453 seconds. ** 5 printk messages dropped ** [ 876.756836][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 876.757359][ T32] r5:84c40000 r4:8291a680 ** 2 printk messages dropped ** [ 876.757672][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e061de08 ** 10 printk messages dropped ** [ 876.758722][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 876.765951][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 876.791020][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 876.791803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 1 printk messages dropped ** [ 876.791911][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.792148][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 876.792499][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.792635][ T32] r5:00001000 r4:dfeb3000 [ 876.792692][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.792790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.792896][ T32] r5:84e5378c r4:84e53400 [ 876.793047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.793182][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 876.793240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.793505][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.793903][ T32] r4:84e0be80 [ 876.793965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.794085][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 876.794146][ T32] r4:00000001 [ 876.794193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.794707][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 876.794850][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.795460][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.795545][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.795622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.795689][ T32] r4:84d87ac0 [ 876.795892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.795998][ T32] INFO: task kworker/1:149:3822 blocked for more than 453 seconds. [ 876.796077][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.796145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.796202][ T32] task:kworker/1:149 state:D stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.796372][ T32] Workqueue: events bpf_prog_free_deferred [ 876.796529][ T32] Call trace: [ 876.797167][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 876.797322][ T32] r10:8291a684 r9:e0705d84 r8:00000002 r7:60000113 r6:e0705d8c r5:84c43000 [ 876.797419][ T32] r4:84c43000 [ 876.797742][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 876.797937][ T32] r5:84c43000 r4:8291a680 [ 876.797996][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.798091][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 876.798205][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0705e08 [ 876.798541][ T32] r4:00000000 [ 876.798653][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 876.829781][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.830387][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.830525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85034700 [ 876.830628][ T32] r4:00000000 [ 876.830688][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.830841][ T32] r9:83018205 r8:84c43000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 876.830906][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.831014][ T32] r5:00001000 r4:dfc8f000 [ 876.831254][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.831379][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 876.831993][ T32] r7:ddde2d80 r6:83018200 r5:850aaf8c r4:8503c180 ** 4 printk messages dropped ** [ 876.832432][ T32] r10:00000000 r9:8503c180 r8:80287e08 r7:e061de60 r6:8504e480 r5:84c43000 ** 9 printk messages dropped ** [ 876.834191][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 876.835116][ T32] 1d20: a415f000 eca77000 00000001 80239b98 7f035000 00000001 ** 3 printk messages dropped ** [ 876.835409][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 876.835925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 12 printk messages dropped ** [ 876.837035][ T32] r4:84e0be80 ** 2 printk messages dropped ** [ 876.837260][ T32] r4:00000001 ** 2 printk messages dropped ** [ 876.837550][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 876.838385][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 876.864589][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 876.864992][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.865093][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.865197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850341c0 [ 876.865251][ T32] r4:00000000 [ 876.865303][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.865486][ T32] r9:83018205 r8:84c41800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 876.865613][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.865732][ T32] r5:00001000 r4:dfa55000 [ 876.865784][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.865882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.865993][ T32] r5:850a9f8c r4:850a9c00 [ 876.866050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.866189][ T32] r7:ddde2d80 r6:83018200 r5:850a9f8c r4:8503c280 [ 876.866249][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.866402][ T32] r10:61c88647 r9:84c41800 r8:8503c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.866475][ T32] r4:8503c280 [ 876.866552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.866694][ T32] r10:00000000 r9:8503c280 r8:80287e08 r7:e0705e60 r6:8504e500 r5:84c41800 [ 876.866758][ T32] r4:00000001 [ 876.866811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.866902][ T32] Exception stack(0xe0709fb0 to 0xe0709ff8) [ 876.866987][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 876.867066][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.867164][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.867246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.867319][ T32] r4:85034140 [ 876.867942][ T32] INFO: task kworker/1:150:3823 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 876.868029][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.868259][ T32] Workqueue: events bpf_prog_free_deferred [ 876.868368][ T32] Call trace: [ 876.868450][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 876.868567][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 876.868627][ T32] r4:00000000 [ 876.868678][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.868902][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 876.889958][ T32] 1d20: a44f6000 eca77000 00000001 80239b98 7f035000 00000001 [ 876.890077][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 876.890145][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.890216][ T32] r5:800f0013 r4:80239bb0 [ 876.890270][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.890441][ T32] r4:82ac21e4 [ 876.890500][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.890607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 876.890665][ T32] r4:dffe1dc0 [ 876.890713][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.890818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 876.890872][ T32] r4:00000000 [ 876.890920][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.891031][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 876.891083][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.891214][ T32] r5:00001000 r4:dfeb3000 [ 876.891272][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.891392][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.891527][ T32] r5:84e5378c r4:84e53400 [ 876.891587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.891706][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 876.891762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.891885][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.891973][ T32] r4:84e0be80 [ 876.892027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.892132][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 876.892207][ T32] r4:00000001 [ 876.892264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.892385][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 876.892471][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.892547][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.892613][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.892684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.892738][ T32] r4:84d87ac0 [ 876.892816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.892897][ T32] INFO: task kworker/1:151:3825 blocked for more than 453 seconds. [ 876.893001][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.893072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.893126][ T32] task:kworker/1:151 state:D stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.893294][ T32] Workqueue: events bpf_prog_free_deferred [ 876.893458][ T32] Call trace: [ 876.893595][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 876.893722][ T32] r10:8291a684 r9:e0711d84 r8:00000002 r7:60000113 r6:e0711d8c r5:84c42400 [ 876.893784][ T32] r4:84c42400 [ 876.893838][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 876.893946][ T32] r5:84c42400 r4:8291a680 [ 876.893994][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.894090][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 876.894199][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0711e08 [ 876.894258][ T32] r4:00000000 [ 876.894307][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 876.894398][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.894501][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.894633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85034300 [ 876.894714][ T32] r4:00000000 [ 876.894768][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.894879][ T32] r9:83018205 r8:84c42400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 876.894932][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.895031][ T32] r5:00001000 r4:dfa8d000 [ 876.895099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.895217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.895333][ T32] r5:850aa38c r4:850aa000 [ 876.895389][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.895526][ T32] r7:ddde2d80 r6:83018200 r5:850aa38c r4:8503c000 [ 876.895603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.895708][ T32] r10:61c88647 r9:84c42400 r8:8503c02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.895760][ T32] r4:8503c000 [ 876.895810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.895943][ T32] r10:00000000 r9:8503c000 r8:80287e08 r7:e0705e60 r6:8504e580 r5:84c42400 [ 876.896024][ T32] r4:00000001 [ 876.896094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.896198][ T32] Exception stack(0xe0711fb0 to 0xe0711ff8) [ 876.896267][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.896365][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.896459][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.896537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.896630][ T32] r4:85034180 [ 876.897327][ T32] INFO: task kworker/1:151:3825 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 876.897483][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.897650][ T32] Workqueue: events bpf_prog_free_deferred [ 876.897756][ T32] Call trace: ** 2 printk messages dropped ** [ 876.898040][ T32] r4:00000000 ** 3 printk messages dropped ** [ 876.898365][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 876.898455][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.898522][ T32] r5:800f0013 r4:80239bb0 [ 876.898588][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.898764][ T32] r4:82ac21e4 [ 876.919778][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.919974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 876.920039][ T32] r4:dffe1dc0 [ 876.920095][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.920203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 876.920289][ T32] r4:00000000 [ 876.920348][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.920478][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 876.920533][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.920649][ T32] r5:00001000 r4:dfeb3000 [ 876.920704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 876.921390][ T32] r4:84e0be80 ** 2 printk messages dropped ** [ 876.921653][ T32] r4:00000001 ** 4 printk messages dropped ** [ 876.922041][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 876.922790][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 876.923547][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 876.924961][ T32] r5:850aa78c r4:850aa400 ** 12 printk messages dropped ** [ 876.925999][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 876.927985][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 8 printk messages dropped ** [ 876.952205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 5 printk messages dropped ** [ 876.952915][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 876.953571][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 876.953842][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 3 printk messages dropped ** [ 876.954167][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 876.954513][ T32] r4:84d87ac0 ** 2 printk messages dropped ** [ 876.954719][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 876.955026][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 876.955654][ T32] r5:85070000 r4:8291a680 ** 1 printk messages dropped ** [ 876.955815][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 876.956291][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 876.956908][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.957006][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 876.957601][ T32] r10:61c88647 r9:85070000 r8:8503c42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.957667][ T32] r4:8503c400 [ 876.957718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.957831][ T32] r10:00000000 r9:8503c400 r8:80287e08 r7:e0705e60 r6:8503c480 r5:85070000 [ 876.957889][ T32] r4:00000001 [ 876.957940][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.958035][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 876.958138][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 876.958233][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.958307][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.958408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.958478][ T32] r4:85034380 [ 876.979981][ T32] INFO: task kworker/1:153:3829 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 876.980262][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.980578][ T32] Workqueue: events bpf_prog_free_deferred [ 876.980717][ T32] Call trace: [ 876.980796][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 876.980934][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 876.980993][ T32] r4:00000000 [ 876.981042][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.981172][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 876.981244][ T32] 1d20: a49b7000 eca77000 00000001 80239b98 7f035000 00000001 [ 876.981363][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 876.981448][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 876.981518][ T32] r5:800f0013 r4:80239bb0 [ 876.981615][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.981729][ T32] r4:82ac21e4 [ 876.981793][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.981914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 876.981970][ T32] r4:dffe1dc0 [ 876.982018][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.982115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 876.982195][ T32] r4:00000000 [ 876.982252][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.982365][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 876.982433][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.982537][ T32] r5:00001000 r4:dfeb3000 [ 876.982595][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.982689][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.982793][ T32] r5:84e5378c r4:84e53400 [ 876.982846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.982961][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 876.983014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.983128][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.983191][ T32] r4:84e0be80 [ 876.983264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.983417][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 876.983489][ T32] r4:00000001 [ 876.983577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.983670][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 876.983759][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.983841][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.983908][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.983979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.984031][ T32] r4:84d87ac0 [ 876.984089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.984159][ T32] INFO: task kworker/1:154:3832 blocked for more than 454 seconds. [ 876.984255][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.984321][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.984379][ T32] task:kworker/1:154 state:D stack:0 pid:3832 tgid:3832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.984497][ T32] Workqueue: events bpf_prog_free_deferred [ 876.984595][ T32] Call trace: [ 876.984696][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 876.984807][ T32] r10:8291a684 r9:e0721d84 r8:00000002 r7:60000013 r6:e0721d8c r5:85080000 [ 876.984939][ T32] r4:85080000 [ 876.984999][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 876.985117][ T32] r5:85080000 r4:8291a680 [ 876.985187][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.985287][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 876.985449][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0721e08 [ 876.985505][ T32] r4:00000000 [ 876.985557][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 876.985646][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 876.985731][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 876.985823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85034b40 [ 876.985879][ T32] r4:00000000 [ 876.985949][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 876.986071][ T32] r9:83018205 r8:85080000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 876.986148][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 876.986256][ T32] r5:00001000 r4:dfd5f000 [ 876.986306][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 876.986412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.986512][ T32] r5:850abb8c r4:850ab800 [ 876.986618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 876.987011][ T32] r10:61c88647 r9:85080000 r8:8503c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 876.987526][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) ** 2 printk messages dropped ** [ 876.987781][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 876.988539][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 877.021804][ T32] r4:00000000 ** 1 printk messages dropped ** [ 877.021950][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 1 printk messages dropped ** [ 877.022120][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 3 printk messages dropped ** [ 877.022392][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 877.022537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 4 printk messages dropped ** [ 877.022838][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 877.023289][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 877.023957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 877.024384][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 877.024651][ T32] r4:84d87ac0 ** 2 printk messages dropped ** [ 877.024973][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 877.025205][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 877.025638][ T32] r4:85080c00 ** 2 printk messages dropped ** [ 877.025875][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 877.026148][ T32] r4:00000000 ** 2 printk messages dropped ** [ 877.026417][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.026527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85034780 [ 877.026587][ T32] r4:00000000 [ 877.026637][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.026742][ T32] r9:83018205 r8:85080c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 877.026796][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.026896][ T32] r5:00001000 r4:dfcf7000 [ 877.026943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.027073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.027193][ T32] r5:850ab38c r4:850ab000 [ 877.027247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.027351][ T32] r7:ddde2d80 r6:83018200 r5:850ab38c r4:8503c580 [ 877.027408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.027538][ T32] r10:61c88647 r9:85080c00 r8:8503c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.027638][ T32] r4:8503c580 [ 877.027691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.027804][ T32] r10:00000000 r9:8503c580 r8:80287e08 r7:e0721e60 r6:8503c680 r5:85080c00 [ 877.027892][ T32] r4:00000001 [ 877.027947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.028063][ T32] Exception stack(0xe0725fb0 to 0xe0725ff8) [ 877.028142][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 877.028218][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.028291][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.028369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.028438][ T32] r4:85034a40 [ 877.053143][ T32] INFO: task kworker/1:155:3834 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.053391][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.053603][ T32] Workqueue: events bpf_prog_free_deferred [ 877.053766][ T32] Call trace: [ 877.053897][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.054059][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.054122][ T32] r4:00000000 [ 877.054176][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.054274][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.054345][ T32] 1d20: a4dc4000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.054426][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.054492][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.054551][ T32] r5:800f0013 r4:80239bb0 [ 877.054601][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.054697][ T32] r4:82ac21e4 [ 877.054774][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.054884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.054967][ T32] r4:dffe1dc0 [ 877.055021][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.055158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 877.055252][ T32] r4:00000000 [ 877.055307][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.055434][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 877.055534][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.055637][ T32] r5:00001000 r4:dfeb3000 [ 877.055720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.055872][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.055996][ T32] r5:84e5378c r4:84e53400 [ 877.056058][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.056183][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 877.056239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 877.056630][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 3 printk messages dropped ** [ 877.056932][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 877.057414][ T32] INFO: task kworker/1:156:3836 blocked for more than 454 seconds. ** 7 printk messages dropped ** [ 877.058233][ T32] r4:85081800 ** 4 printk messages dropped ** [ 877.079763][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0729e08 ** 9 printk messages dropped ** [ 877.081137][ T32] r5:00001000 r4:dfd2b000 ** 1 printk messages dropped ** [ 877.081309][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 877.082232][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 17 printk messages dropped ** [ 877.085035][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 12 printk messages dropped ** [ 877.086085][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 14 printk messages dropped ** [ 877.087768][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 877.118482][ T32] r10:8291a684 r9:e072dd84 r8:00000002 r7:60000013 r6:e072dd8c r5:85082400 ** 10 printk messages dropped ** [ 877.130410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85034cc0 ** 5 printk messages dropped ** [ 877.130838][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.130930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.131066][ T32] r5:850abf8c r4:850abc00 [ 877.131126][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.131243][ T32] r7:ddde2d80 r6:83018200 r5:850abf8c r4:8503c700 [ 877.131328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.131461][ T32] r10:61c88647 r9:85082400 r8:8503c72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.131523][ T32] r4:8503c700 [ 877.131608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.131761][ T32] r10:00000000 r9:8503c700 r8:80287e08 r7:e0721e60 r6:8503c880 r5:85082400 [ 877.131892][ T32] r4:00000001 [ 877.131980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.132086][ T32] Exception stack(0xe072dfb0 to 0xe072dff8) [ 877.132189][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.132269][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.132352][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.132447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.132498][ T32] r4:85034b00 [ 877.133140][ T32] INFO: task kworker/1:157:3838 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.133230][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.133504][ T32] Workqueue: events bpf_prog_free_deferred [ 877.133681][ T32] Call trace: [ 877.133768][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.133923][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.133989][ T32] r4:00000000 [ 877.134036][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.134129][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.134200][ T32] 1d20: a538c000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.134278][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.134415][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.134520][ T32] r5:800f0013 r4:80239bb0 [ 877.134583][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.134687][ T32] r4:82ac21e4 [ 877.134742][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.134850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.134923][ T32] r4:dffe1dc0 [ 877.134981][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.135116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 877.135178][ T32] r4:00000000 [ 877.135233][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.135414][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 877.135476][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.135589][ T32] r5:00001000 r4:dfeb3000 [ 877.135644][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.135745][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.135852][ T32] r5:84e5378c r4:84e53400 [ 877.135931][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.136081][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 877.136160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.136289][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.136350][ T32] r4:84e0be80 [ 877.136444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.136575][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 877.136658][ T32] r4:00000001 [ 877.136718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.136848][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 877.136935][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.137014][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.137276][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.137534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.137613][ T32] r4:84d87ac0 [ 877.137687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.137909][ T32] INFO: task kworker/1:158:3839 blocked for more than 454 seconds. [ 877.138012][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.138079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.138135][ T32] task:kworker/1:158 state:D stack:0 pid:3839 tgid:3839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.138257][ T32] Workqueue: events bpf_prog_free_deferred [ 877.138586][ T32] Call trace: [ 877.138664][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 877.177016][ T32] r10:8291a684 r9:e06d5d84 r8:00000002 r7:60000113 r6:e06d5d8c r5:85083c00 [ 877.177182][ T32] r4:85083c00 ** 2 printk messages dropped ** [ 877.177611][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.177711][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 877.177818][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d5e08 [ 877.177876][ T32] r4:00000000 [ 877.177924][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 877.178012][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.178103][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.178215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503f7c0 [ 877.178295][ T32] r4:00000000 [ 877.178372][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.178503][ T32] r9:83018205 r8:85083c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 877.178560][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.178735][ T32] r5:00001000 r4:dfff7000 [ 877.184100][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.184285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.184417][ T32] r5:84ffb78c r4:84ffb400 [ 877.184476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 877.184868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 877.186522][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 23 printk messages dropped ** [ 877.209766][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 877.211162][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 877.211846][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 877.212454][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 877.213688][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 877.214846][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 877.216471][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 8 printk messages dropped ** [ 877.217097][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 877.217686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 3 printk messages dropped ** [ 877.217963][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.218053][ T32] r5:00001000 r4:dfeb3000 [ 877.218097][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.218229][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.218333][ T32] r5:84e5378c r4:84e53400 [ 877.218393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.218506][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 877.218559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.218689][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.239266][ T32] r4:84e0be80 [ 877.239317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.239463][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 877.239496][ T32] r4:00000001 [ 877.239525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.239570][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 877.239605][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.239638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.239692][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.239730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.239754][ T32] r4:84d87ac0 [ 877.239786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.239875][ T32] INFO: task kworker/1:160:3844 blocked for more than 454 seconds. [ 877.239914][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.239941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.239966][ T32] task:kworker/1:160 state:D stack:0 pid:3844 tgid:3844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.240027][ T32] Workqueue: events bpf_prog_free_deferred [ 877.240108][ T32] Call trace: [ 877.240200][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 877.240271][ T32] r10:8291a684 r9:e0739d84 r8:00000002 r7:60000113 r6:e0739d8c r5:85084800 [ 877.240297][ T32] r4:85084800 [ 877.240318][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 877.240364][ T32] r5:85084800 r4:8291a680 [ 877.240386][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.240512][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 877.240566][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0739e08 [ 877.240591][ T32] r4:00000000 [ 877.240612][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 877.240650][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.240692][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.240740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f9e140 [ 877.240814][ T32] r4:00000000 [ 877.240866][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.240973][ T32] r9:83018205 r8:85084800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 877.241001][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.241050][ T32] r5:00001000 r4:e0021000 [ 877.241072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.241132][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.241186][ T32] r5:850b478c r4:850b4400 [ 877.241207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.241283][ T32] r7:ddde2d80 r6:83018200 r5:850b478c r4:8503c900 [ 877.241350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.241411][ T32] r10:61c88647 r9:85084800 r8:8503c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.241436][ T32] r4:8503c900 [ 877.241459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.241536][ T32] r10:00000000 r9:8503c900 r8:80287e08 r7:e0731e60 r6:8503cb80 r5:85084800 [ 877.241565][ T32] r4:00000001 [ 877.241585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.241651][ T32] Exception stack(0xe0739fb0 to 0xe0739ff8) ** 3 printk messages dropped ** [ 877.241815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 877.242368][ T32] Call trace: ** 5 printk messages dropped ** [ 877.242737][ T32] 1d20: a5e68000 eca77000 00000001 80239b98 7f035000 00000001 ** 7 printk messages dropped ** [ 877.243016][ T32] r4:dffe1dc0 ** 5 printk messages dropped ** [ 877.243240][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 877.243703][ T32] r4:84e0be80 ** 3 printk messages dropped ** [ 877.243886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 877.244254][ T32] INFO: task kworker/1:161:3846 blocked for more than 454 seconds. ** 6 printk messages dropped ** [ 877.244733][ T32] r10:8291a684 r9:e0735d84 r8:00000002 r7:60000013 r6:e0735d8c r5:85083000 ** 8 printk messages dropped ** [ 877.245056][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 877.245542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 877.245735][ T32] r10:61c88647 r9:85083000 r8:8503ca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 877.246097][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 877.246874][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.246907][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.246958][ T32] r5:800f0013 r4:80239bb0 [ 877.246982][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.247053][ T32] r4:82ac21e4 [ 877.247078][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.247127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.247259][ T32] r4:dffe1dc0 [ 877.247286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.247335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 877.247360][ T32] r4:00000000 [ 877.247395][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.247449][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 877.247472][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.247519][ T32] r5:00001000 r4:dfeb3000 [ 877.247541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.247583][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.247641][ T32] r5:84e5378c r4:84e53400 [ 877.247665][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.247719][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 877.247744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.247796][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.247838][ T32] r4:84e0be80 [ 877.247862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.247928][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 877.247956][ T32] r4:00000001 [ 877.247977][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.248016][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 877.248047][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.248078][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.248106][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.248137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.248166][ T32] r4:84d87ac0 [ 877.248199][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.248229][ T32] INFO: task kworker/1:162:3849 blocked for more than 454 seconds. [ 877.248260][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.248303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.248328][ T32] task:kworker/1:162 state:D stack:0 pid:3849 tgid:3849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.248433][ T32] Workqueue: events bpf_prog_free_deferred [ 877.248480][ T32] Call trace: [ 877.248534][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 877.248591][ T32] r10:8291a684 r9:e073dd84 r8:00000002 r7:60000113 r6:e073dd8c r5:85086c00 [ 877.248641][ T32] r4:85086c00 [ 877.248668][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 877.274110][ T32] r5:85086c00 r4:8291a680 [ 877.274200][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.274277][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 877.274329][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e073de08 [ 877.274353][ T32] r4:00000000 [ 877.274374][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 877.274412][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.274454][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.274524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f9e340 [ 877.274553][ T32] r4:00000000 [ 877.274607][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 877.274804][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.274880][ T32] r5:850b4b8c r4:850b4800 ** 2 printk messages dropped ** [ 877.274985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 877.275271][ T32] Exception stack(0xe073dfb0 to 0xe073dff8) ** 6 printk messages dropped ** [ 877.275923][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 877.276537][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 877.276832][ T32] r4:dffe1dc0 ** 6 printk messages dropped ** [ 877.277181][ T32] r5:00001000 r4:dfeb3000 ** 4 printk messages dropped ** [ 877.277400][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 5 printk messages dropped ** [ 877.277700][ T32] r4:00000001 ** 4 printk messages dropped ** [ 877.277966][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 877.278289][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 877.278684][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 877.291707][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 877.291947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.291994][ T32] r5:850b4f8c r4:850b4c00 [ 877.292052][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.292119][ T32] r7:ddde2d80 r6:83018200 r5:850b4f8c r4:8503cc00 [ 877.292147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.292260][ T32] r10:61c88647 r9:85086000 r8:8503cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.292289][ T32] r4:8503cc00 [ 877.292312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.292366][ T32] r10:00000000 r9:8503cc00 r8:80287e08 r7:e0735e60 r6:8503cd00 r5:85086000 [ 877.292390][ T32] r4:00000001 [ 877.292432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.292478][ T32] Exception stack(0xe0741fb0 to 0xe0741ff8) [ 877.292513][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.292575][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.292609][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.292674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.292702][ T32] r4:84f9e480 [ 877.293047][ T32] INFO: task kworker/1:163:3850 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.293116][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.293261][ T32] Workqueue: events bpf_prog_free_deferred [ 877.293351][ T32] Call trace: [ 877.293410][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.293470][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.293496][ T32] r4:00000000 [ 877.293541][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.293589][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.293652][ T32] 1d20: a666b000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.293690][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.293719][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.293746][ T32] r5:800f0013 r4:80239bb0 [ 877.293768][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.293813][ T32] r4:82ac21e4 [ 877.293834][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 877.294024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 9 printk messages dropped ** [ 877.294487][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 6 printk messages dropped ** [ 877.294837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 877.295083][ T32] INFO: task kworker/1:164:3852 blocked for more than 454 seconds. ** 7 printk messages dropped ** [ 877.295446][ T32] r4:85088000 ** 4 printk messages dropped ** [ 877.295693][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0749e08 ** 3 printk messages dropped ** [ 877.295967][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.296040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f9e940 [ 877.296071][ T32] r4:00000000 [ 877.296093][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.296149][ T32] r9:83018205 r8:85088000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 877.296258][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.296310][ T32] r5:00001000 r4:e046b000 [ 877.296364][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.296412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.296520][ T32] r5:850b5b8c r4:850b5800 [ 877.296546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.296599][ T32] r7:ddde2d80 r6:83018200 r5:850b5b8c r4:8503ce00 [ 877.296621][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.296673][ T32] r10:61c88647 r9:85088000 r8:8503ce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.296729][ T32] r4:8503ce00 [ 877.296783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.296857][ T32] r10:00000000 r9:8503ce00 r8:80287e08 r7:e0735e60 r6:8503cf00 r5:85088000 [ 877.296889][ T32] r4:00000001 [ 877.296944][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.296989][ T32] Exception stack(0xe0749fb0 to 0xe0749ff8) [ 877.297020][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 877.297052][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.297082][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.297150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.297211][ T32] r4:84f9e880 [ 877.297410][ T32] INFO: task kworker/1:164:3852 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.297493][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.297589][ T32] Workqueue: events bpf_prog_free_deferred [ 877.297687][ T32] Call trace: [ 877.297800][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.297865][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.297927][ T32] r4:00000000 [ 877.297954][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.298060][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.298097][ T32] 1d20: a666b000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.298163][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.298227][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.298258][ T32] r5:800f0013 r4:80239bb0 [ 877.298315][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.298365][ T32] r4:82ac21e4 [ 877.298419][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.298472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 2 printk messages dropped ** [ 877.298630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 6 printk messages dropped ** [ 877.319588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 877.319914][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 877.320044][ T32] r4:00000001 ** 1 printk messages dropped ** [ 877.320107][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 2 printk messages dropped ** [ 877.320249][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 877.320451][ T32] INFO: task kworker/1:165:3854 blocked for more than 454 seconds. ** 3 printk messages dropped ** [ 877.320599][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 877.320681][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 877.321082][ T32] r4:00000000 ** 2 printk messages dropped ** [ 877.321225][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 877.321530][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 877.321629][ T32] r5:850b578c r4:850b5400 ** 3 printk messages dropped ** [ 877.321807][ T32] r10:61c88647 r9:85088c00 r8:85054f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 877.322037][ T32] r4:00000001 ** 1 printk messages dropped ** [ 877.322098][ T32] Exception stack(0xe074dfb0 to 0xe074dff8) ** 2 printk messages dropped ** [ 877.322233][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 877.322290][ T32] r4:84f9e740 ** 2 printk messages dropped ** [ 877.322735][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 877.322935][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 3 printk messages dropped ** [ 877.323088][ T32] 1d20: a6973000 eca77000 00000001 80239b98 7f035000 00000001 ** 3 printk messages dropped ** [ 877.323210][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 877.323408][ T32] r4:dffe1dc0 ** 1 printk messages dropped ** [ 877.323549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 5 printk messages dropped ** [ 877.323772][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 877.324051][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 877.324216][ T32] r4:00000001 ** 5 printk messages dropped ** [ 877.324439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 877.326293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0759e08 [ 877.326324][ T32] r4:00000000 [ 877.326847][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 877.326890][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.326993][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.327045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f9eac0 [ 877.327093][ T32] r4:00000000 [ 877.327259][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.327315][ T32] r9:83018205 r8:84c46000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 877.327338][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.327385][ T32] r5:00001000 r4:e0473000 [ 877.328142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.328383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.328438][ T32] r5:850b5f8c r4:850b5c00 [ 877.328459][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.328512][ T32] r7:ddde2d80 r6:83018200 r5:850b5f8c r4:8503cf80 [ 877.328533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.328586][ T32] r10:61c88647 r9:84c46000 r8:8503cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.328611][ T32] r4:8503cf80 [ 877.328715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.349213][ T32] r10:00000000 r9:8503cf80 r8:80287e08 r7:e0749e60 r6:8504e680 r5:84c46000 [ 877.349263][ T32] r4:00000001 [ 877.349288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.349387][ T32] Exception stack(0xe0759fb0 to 0xe0759ff8) [ 877.349426][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 877.349459][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.349488][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.349526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.349550][ T32] r4:84f9e740 [ 877.349905][ T32] INFO: task kworker/1:166:3856 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.349942][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.350014][ T32] Workqueue: events bpf_prog_free_deferred [ 877.350101][ T32] Call trace: [ 877.350150][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.350267][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.350458][ T32] r4:00000000 [ 877.350485][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.350530][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.350563][ T32] 1d20: a6d31000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.350594][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.350622][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.350673][ T32] r5:800f0013 r4:80239bb0 [ 877.350719][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.350801][ T32] r4:82ac21e4 [ 877.350842][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.350977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.351060][ T32] r4:dffe1dc0 [ 877.351106][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.351200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 877.351246][ T32] r4:00000000 [ 877.351284][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.351374][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 877.351420][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.351505][ T32] r5:00001000 r4:dfeb3000 [ 877.351569][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.351670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.351763][ T32] r5:84e5378c r4:84e53400 [ 877.351808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.351874][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 877.351898][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.351950][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.351974][ T32] r4:84e0be80 [ 877.352072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.352131][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 877.352172][ T32] r4:00000001 [ 877.352219][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 877.352331][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 877.352640][ T32] INFO: task kworker/1:167:3858 blocked for more than 454 seconds. ** 3 printk messages dropped ** [ 877.352981][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 877.353227][ T32] r10:8291a684 r9:e0761d84 r8:00000002 r7:60000113 r6:e0761d8c r5:84c45400 ** 4 printk messages dropped ** [ 877.353484][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 877.353934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 877.354170][ T32] r7:ddde2d80 r6:83018200 r5:850b638c r4:84f94100 ** 1 printk messages dropped ** [ 877.354250][ T32] r10:61c88647 r9:84c45400 r8:84f9412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.354273][ T32] r4:84f94100 [ 877.354293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.354345][ T32] r10:00000000 r9:84f94100 r8:80287e08 r7:e0759e60 r6:8504e800 r5:84c45400 [ 877.354368][ T32] r4:00000001 [ 877.354403][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.354445][ T32] Exception stack(0xe0761fb0 to 0xe0761ff8) [ 877.354475][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.354534][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.354567][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.354611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.354662][ T32] r4:84f9ea80 [ 877.354843][ T32] INFO: task kworker/1:167:3858 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.354878][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.354949][ T32] Workqueue: events bpf_prog_free_deferred [ 877.354999][ T32] Call trace: [ 877.355030][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.355162][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.355199][ T32] r4:00000000 [ 877.355221][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.355264][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.355296][ T32] 1d20: a6d31000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.355329][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.355355][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.355380][ T32] r5:800f0013 r4:80239bb0 [ 877.355426][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.355526][ T32] r4:82ac21e4 [ 877.355763][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.355840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.355884][ T32] r4:dffe1dc0 [ 877.355912][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.355962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 877.355986][ T32] r4:00000000 [ 877.356033][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.356167][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 877.356220][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.356297][ T32] r5:00001000 r4:dfeb3000 [ 877.356330][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.356375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.356446][ T32] r5:84e5378c r4:84e53400 [ 877.356472][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 877.356642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 877.357082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 877.357236][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 877.357458][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 877.357858][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 877.358452][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 877.358554][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 877.384223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 877.384459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 877.384559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 877.384653][ T32] r4:00000001 [ 877.384699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.384796][ T32] Exception stack(0xe0765fb0 to 0xe0765ff8) [ 877.384856][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 877.384917][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.384950][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.385009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.385064][ T32] r4:84f9ecc0 [ 877.385450][ T32] INFO: task kworker/1:168:3859 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.385523][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.385616][ T32] Workqueue: events bpf_prog_free_deferred [ 877.385666][ T32] Call trace: [ 877.385794][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.385936][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.385993][ T32] r4:00000000 [ 877.386046][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.386143][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.386184][ T32] 1d20: a71e1000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.386219][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.386247][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.386290][ T32] r5:800f0013 r4:80239bb0 [ 877.386317][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.386366][ T32] r4:82ac21e4 [ 877.386388][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.386435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.386459][ T32] r4:dffe1dc0 [ 877.386480][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.386561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 877.386591][ T32] r4:00000000 [ 877.386614][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.386668][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 877.386706][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.386789][ T32] r5:00001000 r4:dfeb3000 ** 2 printk messages dropped ** [ 877.387009][ T32] r5:84e5378c r4:84e53400 ** 5 printk messages dropped ** [ 877.387355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 877.387738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 877.387892][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.387921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.387945][ T32] task:kworker/1:169 state:D stack:0 pid:3861 tgid:3861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.388041][ T32] Workqueue: events bpf_prog_free_deferred [ 877.388104][ T32] Call trace: [ 877.388137][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 877.388204][ T32] r10:8291a684 r9:e0769d84 r8:00000002 r7:60000113 r6:e0769d8c r5:84c3e000 [ 877.388230][ T32] r4:84c3e000 [ 877.388253][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 877.388311][ T32] r5:84c3e000 r4:8291a680 [ 877.388337][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.388407][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 877.388486][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0769e08 [ 877.388527][ T32] r4:00000000 [ 877.388553][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 877.388622][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 877.404159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 877.404393][ T32] r10:61c88647 r9:84c3e000 r8:84f9402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 877.405238][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 877.405674][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 877.405917][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 877.406155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 5 printk messages dropped ** [ 877.406440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 877.406719][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 877.406813][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 877.406883][ T32] r4:00000001 [ 877.406941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.407017][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 877.407051][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.407082][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.407114][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.407152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.407212][ T32] r4:84d87ac0 [ 877.407243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.407288][ T32] INFO: task kworker/1:170:3865 blocked for more than 454 seconds. [ 877.407329][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.407413][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.407474][ T32] task:kworker/1:170 state:D stack:0 pid:3865 tgid:3865 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 877.407826][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 877.408194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f9eec0 ** 5 printk messages dropped ** [ 877.408425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.408468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 877.426817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 877.427184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 877.427977][ T32] r4:00000000 ** 4 printk messages dropped ** [ 877.428177][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 877.428588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 11 printk messages dropped ** [ 877.434429][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 877.435220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 877.435625][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 877.435978][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 877.436512][ T32] r4:00000000 [ 877.436533][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.436584][ T32] r9:83018205 r8:84ed9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 877.436607][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.436675][ T32] r5:00001000 r4:e04f3000 [ 877.436806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.436856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.436902][ T32] r5:850b778c r4:850b7400 [ 877.436925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.436974][ T32] r7:ddde2d80 r6:83018200 r5:850b778c r4:84f94200 [ 877.437001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.437130][ T32] r10:61c88647 r9:84ed9800 r8:84f9422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.437165][ T32] r4:84f94200 [ 877.437285][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.437566][ T32] r10:00000000 r9:84f94200 r8:80287e08 r7:e0765e60 r6:8504ea00 r5:84ed9800 [ 877.437684][ T32] r4:00000001 [ 877.437772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.437816][ T32] Exception stack(0xe0775fb0 to 0xe0775ff8) [ 877.437869][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 877.437927][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.437993][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.438106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.438206][ T32] r4:84f9ea80 [ 877.438591][ T32] INFO: task kworker/1:171:3867 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.438629][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.455612][ T32] Workqueue: events bpf_prog_free_deferred [ 877.455719][ T32] Call trace: [ 877.455780][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.455863][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.455893][ T32] r4:00000000 [ 877.455917][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.456015][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.456054][ T32] 1d20: a7c12000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.456121][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.456158][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.456186][ T32] r5:800f0013 r4:80239bb0 [ 877.456210][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.456258][ T32] r4:82ac21e4 [ 877.456280][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.456327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.456351][ T32] r4:dffe1dc0 [ 877.456372][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.456418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 877.456443][ T32] r4:00000000 [ 877.456464][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.456515][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 877.456538][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.456583][ T32] r5:00001000 r4:dfeb3000 [ 877.456604][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.456648][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.456729][ T32] r5:84e5378c r4:84e53400 [ 877.456789][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.456884][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 877.456913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.456968][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.456992][ T32] r4:84e0be80 [ 877.457014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.457083][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 877.457111][ T32] r4:00000001 [ 877.457132][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.457250][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 877.457285][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.457317][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.457389][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.457462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.457526][ T32] r4:84d87ac0 [ 877.457615][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.457649][ T32] INFO: task kworker/1:172:3869 blocked for more than 454 seconds. ** 3 printk messages dropped ** [ 877.457842][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 877.458144][ T32] r4:84eda400 ** 3 printk messages dropped ** [ 877.458330][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 877.467147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8c040 ** 5 printk messages dropped ** [ 877.467631][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.467726][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.467851][ T32] r5:850b738c r4:850b7000 [ 877.467911][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.468022][ T32] r7:ddde2d80 r6:83018200 r5:850b738c r4:84f94280 [ 877.468093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.468213][ T32] r10:61c88647 r9:84eda400 r8:84f942ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.468271][ T32] r4:84f94280 [ 877.468319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.468464][ T32] r10:00000000 r9:84f94280 r8:80287e08 r7:e0775e60 r6:8504e900 r5:84eda400 [ 877.468549][ T32] r4:00000001 [ 877.468603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.468697][ T32] Exception stack(0xe076dfb0 to 0xe076dff8) [ 877.484459][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.484655][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.484742][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.484823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.484894][ T32] r4:84f8c100 [ 877.485560][ T32] INFO: task kworker/1:172:3869 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.485661][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.485822][ T32] Workqueue: events bpf_prog_free_deferred [ 877.485954][ T32] Call trace: [ 877.486076][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.486210][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.486305][ T32] r4:00000000 [ 877.486370][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.486485][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.486561][ T32] 1d20: a7d67000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.486638][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.486707][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.486772][ T32] r5:800f0013 r4:80239bb0 [ 877.486825][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.486925][ T32] r4:82ac21e4 [ 877.486979][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.487086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.487153][ T32] r4:dffe1dc0 [ 877.487213][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.487323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 877.487379][ T32] r4:00000000 [ 877.487437][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.487554][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 877.487611][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.487710][ T32] r5:00001000 r4:dfeb3000 [ 877.487759][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.487898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 877.488186][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 4 printk messages dropped ** [ 877.488665][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 877.510202][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 877.510649][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 877.511267][ T32] r5:84edb000 r4:8291a680 ** 5 printk messages dropped ** [ 877.511756][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 877.512481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 877.512929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 877.513517][ T32] Exception stack(0xe0779fb0 to 0xe0779ff8) ** 3 printk messages dropped ** [ 877.513852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 877.515252][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 4 printk messages dropped ** [ 877.515656][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.515754][ T32] r4:82ac21e4 [ 877.515806][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.515905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.515959][ T32] r4:dffe1dc0 [ 877.516004][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.516125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 877.516202][ T32] r4:00000000 [ 877.516255][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.516364][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 877.516417][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.516519][ T32] r5:00001000 r4:dfeb3000 [ 877.516573][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.516665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.516760][ T32] r5:84e5378c r4:84e53400 [ 877.516804][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.516912][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 877.516970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.517080][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.517135][ T32] r4:84e0be80 [ 877.517208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.517324][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 877.517421][ T32] r4:00000001 [ 877.517471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.517589][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 877.517679][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.517761][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.517832][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.518004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.518074][ T32] r4:84d87ac0 [ 877.518126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.518191][ T32] INFO: task kworker/1:174:3874 blocked for more than 454 seconds. [ 877.518256][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.518313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.518367][ T32] task:kworker/1:174 state:D stack:0 pid:3874 tgid:3874 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.518538][ T32] Workqueue: events bpf_prog_free_deferred [ 877.549503][ T32] Call trace: [ 877.549678][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 877.549834][ T32] r10:8291a684 r9:e077dd84 r8:00000002 r7:60000113 r6:e077dd8c r5:84edbc00 [ 877.549887][ T32] r4:84edbc00 [ 877.549940][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 877.550040][ T32] r5:84edbc00 r4:8291a680 [ 877.550119][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.550224][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 877.550352][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e077de08 [ 877.550433][ T32] r4:00000000 [ 877.550486][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 877.550597][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.550736][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.550841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8c4c0 [ 877.550893][ T32] r4:00000000 [ 877.550940][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.551043][ T32] r9:83018205 r8:84edbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 877.551100][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.551221][ T32] r5:00001000 r4:e050d000 [ 877.551297][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.551406][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.551502][ T32] r5:850b7f8c r4:850b7c00 [ 877.551563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.551681][ T32] r7:ddde2d80 r6:83018200 r5:850b7f8c r4:84f94480 [ 877.551732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.551840][ T32] r10:61c88647 r9:84edbc00 r8:84f944ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.551891][ T32] r4:84f94480 [ 877.551939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.552043][ T32] r10:00000000 r9:84f94480 r8:80287e08 r7:e0779e60 r6:8504e980 r5:84edbc00 [ 877.552109][ T32] r4:00000001 [ 877.552155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.552259][ T32] Exception stack(0xe077dfb0 to 0xe077dff8) [ 877.552337][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.552435][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.552507][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.552586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.552661][ T32] r4:84f8c180 [ 877.553273][ T32] INFO: task kworker/1:174:3874 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.553399][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.553638][ T32] Workqueue: events bpf_prog_free_deferred [ 877.553775][ T32] Call trace: [ 877.553872][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.553991][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.554050][ T32] r4:00000000 [ 877.554100][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.554192][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.554259][ T32] 1d20: a8562000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.554331][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.554435][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.554536][ T32] r5:800f0013 r4:80239bb0 [ 877.554594][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.554729][ T32] r4:82ac21e4 [ 877.554784][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.554947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.555008][ T32] r4:dffe1dc0 [ 877.555057][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.555214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 3 printk messages dropped ** [ 877.555522][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 877.556296][ T32] r4:84e0be80 ** 2 printk messages dropped ** [ 877.556518][ T32] r4:00000001 ** 4 printk messages dropped ** [ 877.556839][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 877.557224][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 877.557505][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 877.557962][ T32] r4:84edc800 ** 4 printk messages dropped ** [ 877.558360][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0781e08 ** 7 printk messages dropped ** [ 877.573096][ T32] r9:83018205 r8:84edc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 ** 4 printk messages dropped ** [ 877.573628][ T32] r5:850b878c r4:850b8400 ** 3 printk messages dropped ** [ 877.573998][ T32] r10:61c88647 r9:84edc800 r8:84f9452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 877.574709][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 877.576076][ T32] Call trace: ** 4 printk messages dropped ** [ 877.576564][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 3 printk messages dropped ** [ 877.576899][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 877.577270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 6 printk messages dropped ** [ 877.577963][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 877.578512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 877.601877][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 877.601941][ T32] r4:00000001 [ 877.602004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.602100][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 877.602168][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.602252][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.602322][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.602418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.602489][ T32] r4:84d87ac0 [ 877.602547][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.602613][ T32] INFO: task kworker/1:176:3878 blocked for more than 454 seconds. [ 877.602686][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.602747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.602801][ T32] task:kworker/1:176 state:D stack:0 pid:3878 tgid:3878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.602986][ T32] Workqueue: events bpf_prog_free_deferred [ 877.603144][ T32] Call trace: [ 877.603212][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 877.603331][ T32] r10:8291a684 r9:e0785d84 r8:00000002 r7:60000113 r6:e0785d8c r5:84edd400 [ 877.603406][ T32] r4:84edd400 [ 877.603478][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 877.603580][ T32] r5:84edd400 r4:8291a680 [ 877.603632][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.603734][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 877.603843][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0785e08 [ 877.603975][ T32] r4:00000000 [ 877.604046][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 877.604141][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.604231][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.604328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8c640 [ 877.604379][ T32] r4:00000000 [ 877.604432][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.604551][ T32] r9:83018205 r8:84edd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 877.604623][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.604746][ T32] r5:00001000 r4:e051f000 [ 877.604828][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.604924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.605018][ T32] r5:850b838c r4:850b8000 [ 877.605071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.605194][ T32] r7:ddde2d80 r6:83018200 r5:850b838c r4:84f94580 [ 877.605254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.605418][ T32] r10:61c88647 r9:84edd400 r8:84f945ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.605484][ T32] r4:84f94580 [ 877.605537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.605684][ T32] r10:00000000 r9:84f94580 r8:80287e08 r7:e0781e60 r6:8504eb80 r5:84edd400 [ 877.605769][ T32] r4:00000001 [ 877.605819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.605906][ T32] Exception stack(0xe0785fb0 to 0xe0785ff8) [ 877.605972][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 877.606054][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.606125][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.606207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.606269][ T32] r4:84f8c600 [ 877.606959][ T32] INFO: task kworker/1:176:3878 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.607047][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.607239][ T32] Workqueue: events bpf_prog_free_deferred [ 877.607334][ T32] Call trace: [ 877.607449][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.607596][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.607688][ T32] r4:00000000 [ 877.607747][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.607844][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.607909][ T32] 1d20: a8918000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.607979][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.608062][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.608127][ T32] r5:800f0013 r4:80239bb0 [ 877.608184][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.608338][ T32] r4:82ac21e4 [ 877.608407][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.608512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.608580][ T32] r4:dffe1dc0 [ 877.608643][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.628031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 877.628214][ T32] r4:00000000 [ 877.628290][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.628493][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 877.628574][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.628684][ T32] r5:00001000 r4:dfeb3000 [ 877.628799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.634270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.634449][ T32] r5:84e5378c r4:84e53400 [ 877.634565][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.634690][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 877.634759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.634876][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.634935][ T32] r4:84e0be80 [ 877.634986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.635101][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 877.635157][ T32] r4:00000001 [ 877.635219][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.635352][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 877.635440][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.635551][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.635627][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.635701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.635755][ T32] r4:84d87ac0 [ 877.635813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.635892][ T32] INFO: task kworker/0:209:3880 blocked for more than 454 seconds. [ 877.635973][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.636048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.636107][ T32] task:kworker/0:209 state:D stack:0 pid:3880 tgid:3880 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.636238][ T32] Workqueue: events bpf_prog_free_deferred [ 877.636358][ T32] Call trace: [ 877.636480][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 877.636602][ T32] r10:8291a684 r9:e0791d84 r8:00000002 r7:60000013 r6:e0791d8c r5:84ede000 [ 877.636656][ T32] r4:84ede000 [ 877.636706][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 877.636804][ T32] r5:84ede000 r4:8291a680 [ 877.636872][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.636974][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 877.637079][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0791e08 [ 877.637134][ T32] r4:00000000 [ 877.637184][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 877.637270][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.637458][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.637607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8ff80 [ 877.637697][ T32] r4:00000000 [ 877.637757][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.637873][ T32] r9:83018005 r8:84ede000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 877.637948][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.638057][ T32] r5:00001000 r4:e05c1000 [ 877.638158][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.638328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.638447][ T32] r5:85010b8c r4:85010800 [ 877.638527][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.638665][ T32] r7:dddced80 r6:83018000 r5:85010b8c r4:8504ec00 [ 877.638784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.659500][ T32] r10:61c88647 r9:84ede000 r8:8504ec2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.659600][ T32] r4:8504ec00 [ 877.659656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.659809][ T32] r10:00000000 r9:8504ec00 r8:80287e08 r7:e06b9e60 r6:8504ec80 r5:84ede000 [ 877.659869][ T32] r4:00000001 [ 877.659947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.660054][ T32] Exception stack(0xe0791fb0 to 0xe0791ff8) [ 877.660131][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.660206][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.660292][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.660437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.660509][ T32] r4:84f8f940 [ 877.661153][ T32] INFO: task kworker/0:209:3880 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.661245][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.661445][ T32] Workqueue: events bpf_prog_free_deferred [ 877.661570][ T32] Call trace: [ 877.661646][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.661769][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.661871][ T32] r4:00000000 [ 877.661942][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.662059][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.662134][ T32] 1d20: a8f07000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.662202][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.662257][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.662311][ T32] r5:800f0013 r4:80239bb0 [ 877.662357][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.662464][ T32] r4:82ac21e4 [ 877.662526][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.662645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.662724][ T32] r4:dffe1dc0 [ 877.662783][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.662900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 877.662962][ T32] r4:00000000 [ 877.663014][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.663149][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 877.663226][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.663335][ T32] r5:00001000 r4:dfeb3000 [ 877.663394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.663508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 877.663849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 877.664599][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 877.665667][ T32] r10:8291a684 r9:e0795d84 r8:00000002 r7:60000113 r6:e0795d8c r5:84edec00 ** 6 printk messages dropped ** [ 877.666231][ T32] r4:00000000 ** 3 printk messages dropped ** [ 877.666660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8c8c0 ** 2 printk messages dropped ** [ 877.667002][ T32] r9:83018205 r8:84edec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 877.667060][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.667246][ T32] r5:00001000 r4:e053f000 [ 877.667311][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.667421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.667546][ T32] r5:850b8b8c r4:850b8800 [ 877.667598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.667699][ T32] r7:ddde2d80 r6:83018200 r5:850b8b8c r4:84f94380 [ 877.667777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.667931][ T32] r10:61c88647 r9:84edec00 r8:84f943ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.667991][ T32] r4:84f94380 [ 877.668101][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.668243][ T32] r10:00000000 r9:84f94380 r8:80287e08 r7:e0781e60 r6:8504ed00 r5:84edec00 [ 877.668307][ T32] r4:00000001 [ 877.668458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.668549][ T32] Exception stack(0xe0795fb0 to 0xe0795ff8) [ 877.668646][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 877.668806][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.689900][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.690021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.690086][ T32] r4:84f8c6c0 [ 877.690739][ T32] INFO: task kworker/1:177:3881 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.690822][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 877.691339][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 10 printk messages dropped ** [ 877.692151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 6 printk messages dropped ** [ 877.692732][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 877.693928][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 9 printk messages dropped ** [ 877.694598][ T32] task:kworker/1:178 state:D stack:0 pid:3883 tgid:3883 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 877.696011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8ca40 ** 9 printk messages dropped ** [ 877.697096][ T32] r7:ddde2d80 r6:83018200 r5:850b8f8c r4:84f94600 ** 6 printk messages dropped ** [ 877.697731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 877.698683][ T32] Call trace: ** 6 printk messages dropped ** [ 877.725168][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.725202][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.725255][ T32] r5:800f0013 r4:80239bb0 [ 877.725283][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.725357][ T32] r4:82ac21e4 [ 877.725404][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.725467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.725495][ T32] r4:dffe1dc0 [ 877.725538][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.725590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 877.725615][ T32] r4:00000000 [ 877.725635][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.725696][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 877.725730][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.725782][ T32] r5:00001000 r4:dfeb3000 [ 877.725804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.725847][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.725896][ T32] r5:84e5378c r4:84e53400 [ 877.725919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.725995][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 877.726043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.726110][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.726165][ T32] r4:84e0be80 [ 877.726221][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.726288][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 877.726313][ T32] r4:00000001 [ 877.726355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.726423][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 877.726457][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.726489][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.726519][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.726551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.726575][ T32] r4:84d87ac0 [ 877.726599][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.726632][ T32] INFO: task kworker/1:179:3885 blocked for more than 454 seconds. [ 877.726667][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.726693][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.726716][ T32] task:kworker/1:179 state:D stack:0 pid:3885 tgid:3885 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.726798][ T32] Workqueue: events bpf_prog_free_deferred [ 877.726877][ T32] Call trace: [ 877.726919][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 877.726974][ T32] r10:8291a684 r9:e079dd84 r8:00000002 r7:60000013 r6:e079dd8c r5:84c3b000 [ 877.726997][ T32] r4:84c3b000 [ 877.727018][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 877.727064][ T32] r5:84c3b000 r4:8291a680 [ 877.727086][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.727146][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 877.727200][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e079de08 [ 877.727225][ T32] r4:00000000 [ 877.727245][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 877.727482][ T32] r9:83018205 r8:84c3b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 ** 4 printk messages dropped ** [ 877.727716][ T32] r5:850b938c r4:850b9000 [ 877.727773][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 877.728077][ T32] r10:00000000 r9:84f94700 r8:80287e08 r7:e0799e60 r6:8504ee00 r5:84c3b000 ** 7 printk messages dropped ** [ 877.728565][ T32] r4:84f8ca00 ** 3 printk messages dropped ** [ 877.742241][ T32] Call trace: ** 4 printk messages dropped ** [ 877.742519][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 3 printk messages dropped ** [ 877.742707][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 877.742958][ T32] r4:dffe1dc0 ** 5 printk messages dropped ** [ 877.743185][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 877.743574][ T32] r4:84e0be80 ** 4 printk messages dropped ** [ 877.743892][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 5 printk messages dropped ** [ 877.744092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 877.744358][ T32] Workqueue: events bpf_prog_free_deferred [ 877.744416][ T32] Call trace: [ 877.744474][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 877.744532][ T32] r10:8291a684 r9:e07a1d84 r8:00000002 r7:60000013 r6:e07a1d8c r5:84fd0000 [ 877.744572][ T32] r4:84fd0000 [ 877.744608][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 877.744662][ T32] r5:84fd0000 r4:8291a680 [ 877.744685][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.744742][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 877.744806][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07a1e08 [ 877.744854][ T32] r4:00000000 [ 877.744878][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 877.744919][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.744956][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.745028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8cd80 [ 877.745057][ T32] r4:00000000 [ 877.745079][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.745148][ T32] r9:83018205 r8:84fd0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 877.745196][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.745247][ T32] r5:00001000 r4:e05a1000 [ 877.745294][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.745371][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.745422][ T32] r5:850b9b8c r4:850b9800 [ 877.745465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.745522][ T32] r7:ddde2d80 r6:83018200 r5:850b9b8c r4:84f94780 [ 877.745584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.745642][ T32] r10:61c88647 r9:84fd0000 r8:84f947ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.745697][ T32] r4:84f94780 [ 877.745721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.745798][ T32] r10:00000000 r9:84f94780 r8:80287e08 r7:e079de60 r6:8504ee80 r5:84fd0000 [ 877.745826][ T32] r4:00000001 [ 877.745847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.745887][ T32] Exception stack(0xe07a1fb0 to 0xe07a1ff8) [ 877.745917][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.745948][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.745978][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.746009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.746033][ T32] r4:84f8c1c0 [ 877.746287][ T32] INFO: task kworker/1:180:3887 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.746321][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.746531][ T32] Workqueue: events bpf_prog_free_deferred [ 877.746581][ T32] Call trace: [ 877.746613][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.746670][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.746700][ T32] r4:00000000 [ 877.746724][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.746805][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.746863][ T32] 1d20: a9bad000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.746932][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.747015][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.747079][ T32] r5:800f0013 r4:80239bb0 [ 877.747129][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.747241][ T32] r4:82ac21e4 [ 877.747310][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.747417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.747469][ T32] r4:dffe1dc0 [ 877.747526][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.747641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 877.747696][ T32] r4:00000000 ** 1 printk messages dropped ** [ 877.747829][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 8 printk messages dropped ** [ 877.748349][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 877.748608][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 877.773181][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 877.773795][ T32] r4:84fd0c00 ** 4 printk messages dropped ** [ 877.774035][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07a5e08 ** 8 printk messages dropped ** [ 877.774452][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 877.774641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 877.774716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.774769][ T32] r10:61c88647 r9:84fd0c00 r8:84f9482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.774793][ T32] r4:84f94800 [ 877.774819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.774876][ T32] r10:00000000 r9:84f94800 r8:80287e08 r7:e07a1e60 r6:8504ef00 r5:84fd0c00 [ 877.774911][ T32] r4:00000001 [ 877.774940][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.774985][ T32] Exception stack(0xe07a5fb0 to 0xe07a5ff8) [ 877.775017][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 877.775048][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.775077][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.775108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.775134][ T32] r4:84f8c1c0 [ 877.775539][ T32] INFO: task kworker/1:181:3888 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.775601][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.775671][ T32] Workqueue: events bpf_prog_free_deferred [ 877.775717][ T32] Call trace: [ 877.775748][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.775804][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.775829][ T32] r4:00000000 [ 877.775850][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.775929][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.775963][ T32] 1d20: a9fa7000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.775999][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.776062][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.776102][ T32] r5:800f0013 r4:80239bb0 [ 877.776126][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.776189][ T32] r4:82ac21e4 [ 877.776283][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.776395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.776455][ T32] r4:dffe1dc0 [ 877.776505][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.776602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 877.776651][ T32] r4:00000000 [ 877.776694][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.776802][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 877.776865][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.776979][ T32] r5:00001000 r4:dfeb3000 [ 877.777035][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.777155][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.777255][ T32] r5:84e5378c r4:84e53400 [ 877.777303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 877.777606][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 877.778067][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 877.778649][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 877.789592][ T32] r5:84fd1800 r4:8291a680 ** 5 printk messages dropped ** [ 877.789967][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 877.790240][ T32] r9:83018205 r8:84fd1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 ** 4 printk messages dropped ** [ 877.790556][ T32] r5:850ba38c r4:850ba000 ** 2 printk messages dropped ** [ 877.790781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 877.791174][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 877.792118][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 877.792957][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 877.793268][ T32] r4:dffe1dc0 ** 6 printk messages dropped ** [ 877.793816][ T32] r5:00001000 r4:dfeb3000 ** 4 printk messages dropped ** [ 877.794181][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 4 printk messages dropped ** [ 877.794460][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 877.794972][ T32] r4:84d87ac0 ** 4 printk messages dropped ** [ 877.795322][ T32] task:kworker/1:183 state:D stack:0 pid:3894 tgid:3894 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 877.795886][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 877.796327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8cf00 ** 5 printk messages dropped ** [ 877.796737][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 877.797235][ T32] r7:ddde2d80 r6:83018200 r5:850b9f8c r4:84f94680 ** 4 printk messages dropped ** [ 877.797578][ T32] r10:00000000 r9:84f94680 r8:80287e08 r7:e07a9e60 r6:84e78f80 r5:84fd3000 ** 7 printk messages dropped ** [ 877.798035][ T32] r4:84f8c1c0 [ 877.798251][ T32] INFO: task kworker/1:183:3894 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.798287][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.798364][ T32] Workqueue: events bpf_prog_free_deferred [ 877.798467][ T32] Call trace: [ 877.798591][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.798751][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.834769][ T32] r4:00000000 [ 877.834820][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.834893][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.834930][ T32] 1d20: aabd7000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.834963][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.834991][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.835019][ T32] r5:800f0013 r4:80239bb0 [ 877.835041][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.835088][ T32] r4:82ac21e4 [ 877.835109][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.835156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.835180][ T32] r4:dffe1dc0 [ 877.835217][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.835273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 877.835297][ T32] r4:00000000 [ 877.835318][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.835371][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 877.835400][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.835451][ T32] r5:00001000 r4:dfeb3000 [ 877.835472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.835515][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.835573][ T32] r5:84e5378c r4:84e53400 [ 877.835599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.835652][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 877.835675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.835763][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.835791][ T32] r4:84e0be80 [ 877.835831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.835888][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 877.835923][ T32] r4:00000001 [ 877.835947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.835996][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 877.836028][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.836059][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.836088][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.836128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.836159][ T32] r4:84d87ac0 [ 877.836184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.836215][ T32] INFO: task kworker/1:184:3896 blocked for more than 454 seconds. [ 877.836250][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.836277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.836299][ T32] task:kworker/1:184 state:D stack:0 pid:3896 tgid:3896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.836373][ T32] Workqueue: events bpf_prog_free_deferred [ 877.836431][ T32] Call trace: [ 877.836465][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 877.836518][ T32] r10:8291a684 r9:e07b5d84 r8:00000002 r7:60000113 r6:e07b5d8c r5:84fd2400 [ 877.836541][ T32] r4:84fd2400 [ 877.836562][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 877.836609][ T32] r5:84fd2400 r4:8291a680 [ 877.836647][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.836696][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 877.836744][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b5e08 [ 877.836768][ T32] r4:00000000 [ 877.836788][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 877.836825][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.836864][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.836910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85034f00 [ 877.836933][ T32] r4:00000000 [ 877.836952][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.837002][ T32] r9:83018205 r8:84fd2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 877.837024][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.837069][ T32] r5:00001000 r4:e0609000 [ 877.837089][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.837145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.837244][ T32] r5:850ba78c r4:850ba400 [ 877.837279][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.837362][ T32] r7:ddde2d80 r6:83018200 r5:850ba78c r4:84f94880 [ 877.837410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.837464][ T32] r10:61c88647 r9:84fd2400 r8:84f948ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.837489][ T32] r4:84f94880 [ 877.837515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.837571][ T32] r10:00000000 r9:84f94880 r8:80287e08 r7:e07a9e60 r6:84fa8f80 r5:84fd2400 [ 877.837594][ T32] r4:00000001 [ 877.837634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.837680][ T32] Exception stack(0xe07b5fb0 to 0xe07b5ff8) [ 877.837719][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 877.837753][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.837782][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.837813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.837849][ T32] r4:85034dc0 [ 877.838226][ T32] INFO: task kworker/1:184:3896 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.838265][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.838326][ T32] Workqueue: events bpf_prog_free_deferred [ 877.838384][ T32] Call trace: [ 877.838443][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.838510][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.838539][ T32] r4:00000000 [ 877.838560][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.838612][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.838700][ T32] 1d20: aabd7000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.845325][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.845448][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.845482][ T32] r5:800f0013 r4:80239bb0 [ 877.845507][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.845574][ T32] r4:82ac21e4 [ 877.845596][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.845644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.845682][ T32] r4:dffe1dc0 [ 877.845708][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.845759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 877.845856][ T32] r4:00000000 [ 877.845922][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.845988][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 877.846012][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.846063][ T32] r5:00001000 r4:dfeb3000 [ 877.846084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.846129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.846175][ T32] r5:84e5378c r4:84e53400 [ 877.846196][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.846261][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 1 printk messages dropped ** [ 877.846341][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 877.846531][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 10 printk messages dropped ** [ 877.846991][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 877.847260][ T32] r5:84fd5400 r4:8291a680 ** 2 printk messages dropped ** [ 877.847399][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c5e08 [ 877.847424][ T32] r4:00000000 [ 877.847445][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 877.847483][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.847560][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.847612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8a040 [ 877.847637][ T32] r4:00000000 [ 877.847657][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.847726][ T32] r9:83018205 r8:84fd5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 877.847752][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.847799][ T32] r5:00001000 r4:e062b000 [ 877.847820][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.847871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.847922][ T32] r5:850bab8c r4:850ba800 [ 877.847942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.847992][ T32] r7:ddde2d80 r6:83018200 r5:850bab8c r4:84f94900 [ 877.848036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.848101][ T32] r10:61c88647 r9:84fd5400 r8:84f9492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.848150][ T32] r4:84f94900 [ 877.848179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.848231][ T32] r10:00000000 r9:84f94900 r8:80287e08 r7:e07b5e60 r6:84e11b80 r5:84fd5400 [ 877.848254][ T32] r4:00000001 [ 877.848274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.848317][ T32] Exception stack(0xe07c5fb0 to 0xe07c5ff8) [ 877.848349][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 877.848380][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.848414][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.848458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.848486][ T32] r4:84f8cf80 [ 877.859325][ T32] INFO: task kworker/1:185:3897 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.859448][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.859595][ T32] Workqueue: events bpf_prog_free_deferred [ 877.859738][ T32] Call trace: [ 877.859805][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.859934][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.859964][ T32] r4:00000000 [ 877.860026][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.860104][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.860165][ T32] 1d20: aae85000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.860204][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.860232][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.860259][ T32] r5:800f0013 r4:80239bb0 [ 877.860321][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.860372][ T32] r4:82ac21e4 [ 877.860434][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.860491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.860519][ T32] r4:dffe1dc0 [ 877.860540][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.860589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 877.860635][ T32] r4:00000000 [ 877.860689][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.860767][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 877.860794][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.860843][ T32] r5:00001000 r4:dfeb3000 [ 877.860864][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.860961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.861038][ T32] r5:84e5378c r4:84e53400 [ 877.861066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.861144][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 877.861168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.861219][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.861247][ T32] r4:84e0be80 [ 877.861270][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.861354][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 877.861384][ T32] r4:00000001 [ 877.861412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.861485][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 877.861519][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.861599][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.861661][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.861696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.861720][ T32] r4:84d87ac0 [ 877.861748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.861811][ T32] INFO: task kworker/1:186:3899 blocked for more than 454 seconds. [ 877.861891][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.861922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.861944][ T32] task:kworker/1:186 state:D stack:0 pid:3899 tgid:3899 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.862039][ T32] Workqueue: events bpf_prog_free_deferred [ 877.862135][ T32] Call trace: [ 877.862201][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 877.862289][ T32] r10:8291a684 r9:e07c9d84 r8:00000002 r7:60000113 r6:e07c9d8c r5:84fd6000 [ 877.862316][ T32] r4:84fd6000 [ 877.862338][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 877.862385][ T32] r5:84fd6000 r4:8291a680 [ 877.862413][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.862457][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 877.862528][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c9e08 [ 877.862623][ T32] r4:00000000 [ 877.862647][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 877.862687][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.862725][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.862772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8a3c0 [ 877.862795][ T32] r4:00000000 [ 877.862837][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.862890][ T32] r9:83018205 r8:84fd6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 ** 4 printk messages dropped ** [ 877.863095][ T32] r5:850bb38c r4:850bb000 [ 877.863120][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.863172][ T32] r7:ddde2d80 r6:83018200 r5:850bb38c r4:84f94a00 [ 877.863194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.863246][ T32] r10:61c88647 r9:84fd6000 r8:84f94a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.863269][ T32] r4:84f94a00 [ 877.863311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.863364][ T32] r10:00000000 r9:84f94a00 r8:80287e08 r7:e07c5e60 r6:84e11e80 r5:84fd6000 [ 877.863433][ T32] r4:00000001 [ 877.863459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.863500][ T32] Exception stack(0xe07c9fb0 to 0xe07c9ff8) [ 877.863530][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 877.863561][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.863589][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.863620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.863643][ T32] r4:84f8cf80 [ 877.863985][ T32] INFO: task kworker/1:186:3899 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.864097][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.864181][ T32] Workqueue: events bpf_prog_free_deferred [ 877.864250][ T32] Call trace: [ 877.864285][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.864344][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.864367][ T32] r4:00000000 [ 877.864393][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.864468][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.864503][ T32] 1d20: aae85000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.864536][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.864563][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.864618][ T32] r5:800f0013 r4:80239bb0 [ 877.864642][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.864715][ T32] r4:82ac21e4 [ 877.864739][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.864788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.864851][ T32] r4:dffe1dc0 [ 877.864875][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.864924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 877.864948][ T32] r4:00000000 [ 877.864968][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.865017][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 877.865039][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.865111][ T32] r5:00001000 r4:dfeb3000 [ 877.865141][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.865187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.865232][ T32] r5:84e5378c r4:84e53400 [ 877.865253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.865303][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 877.865326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.865442][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.865543][ T32] r4:84e0be80 [ 877.865599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.865656][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 877.865713][ T32] r4:00000001 [ 877.865737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.865776][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 877.865806][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.865866][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.865901][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.865949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.865996][ T32] r4:84d87ac0 [ 877.866039][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.866091][ T32] INFO: task kworker/1:187:3901 blocked for more than 454 seconds. [ 877.866154][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.866184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.866236][ T32] task:kworker/1:187 state:D stack:0 pid:3901 tgid:3901 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.866288][ T32] Workqueue: events bpf_prog_free_deferred [ 877.866350][ T32] Call trace: [ 877.866445][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 877.866502][ T32] r10:8291a684 r9:e07d1d84 r8:00000002 r7:60000113 r6:e07d1d8c r5:84fd4800 [ 877.866566][ T32] r4:84fd4800 [ 877.866592][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 877.866640][ T32] r5:84fd4800 r4:8291a680 [ 877.866660][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.866702][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 877.866864][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d1e08 ** 3 printk messages dropped ** [ 877.867033][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 877.867399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.867445][ T32] r5:850baf8c r4:850bac00 [ 877.867466][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 877.867588][ T32] r10:61c88647 r9:84fd4800 r8:84f949ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 877.867740][ T32] r4:00000001 ** 5 printk messages dropped ** [ 877.867921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.867944][ T32] r4:84f8a000 [ 877.868145][ T32] INFO: task kworker/1:187:3901 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.868190][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.868253][ T32] Workqueue: events bpf_prog_free_deferred [ 877.868404][ T32] Call trace: [ 877.868457][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.868519][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.868543][ T32] r4:00000000 [ 877.868563][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.868606][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.868647][ T32] 1d20: aae85000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.868683][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.868758][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.891505][ T32] r5:800f0013 r4:80239bb0 [ 877.891570][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.891686][ T32] r4:82ac21e4 [ 877.891736][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.891825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.891863][ T32] r4:dffe1dc0 [ 877.891919][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.891972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 877.892006][ T32] r4:00000000 [ 877.892027][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.892079][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 877.892122][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.892214][ T32] r5:00001000 r4:dfeb3000 [ 877.892240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.892306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.892358][ T32] r5:84e5378c r4:84e53400 [ 877.892402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.892473][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 877.892504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.892579][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.892612][ T32] r4:84e0be80 [ 877.892633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.892686][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 877.892710][ T32] r4:00000001 [ 877.892761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.892806][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 877.892852][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.892887][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.892939][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.892975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.892998][ T32] r4:84d87ac0 [ 877.893032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.893079][ T32] INFO: task kworker/0:210:3904 blocked for more than 454 seconds. [ 877.893115][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.893143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.893167][ T32] task:kworker/0:210 state:D stack:0 pid:3904 tgid:3904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.893254][ T32] Workqueue: events bpf_prog_free_deferred [ 877.893322][ T32] Call trace: [ 877.893394][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 877.893454][ T32] r10:8291a684 r9:e07cdd84 r8:00000002 r7:60000113 r6:e07cdd8c r5:84fd6c00 [ 877.893479][ T32] r4:84fd6c00 [ 877.893499][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 877.893570][ T32] r5:84fd6c00 r4:8291a680 [ 877.893595][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.893662][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 877.893715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07cde08 [ 877.893749][ T32] r4:00000000 [ 877.893774][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 877.893813][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.893851][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.893925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f95c40 [ 877.893953][ T32] r4:00000000 [ 877.893973][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.894047][ T32] r9:83018005 r8:84fd6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 877.894084][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.894149][ T32] r5:00001000 r4:e080f000 [ 877.894174][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.894226][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.894278][ T32] r5:8501178c r4:85011400 [ 877.894329][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.894384][ T32] r7:dddced80 r6:83018000 r5:8501178c r4:84f86080 [ 877.894425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 877.894514][ T32] r4:84f86080 ** 5 printk messages dropped ** [ 877.894744][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 877.895542][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 877.895718][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.895742][ T32] r4:00000000 [ 877.895762][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.895804][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.895835][ T32] 1d20: ab2dc000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.895866][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.895893][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.895918][ T32] r5:800f0013 r4:80239bb0 [ 877.895938][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.895991][ T32] r4:82ac21e4 [ 877.896024][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.896072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.896095][ T32] r4:dffe1dc0 [ 877.896115][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.896163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 877.896204][ T32] r4:00000000 [ 877.896350][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.896412][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 877.896448][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.896497][ T32] r5:00001000 r4:dfeb3000 [ 877.896519][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.896562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.896607][ T32] r5:84e5378c r4:84e53400 [ 877.896627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.896683][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 877.896861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.896919][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.896943][ T32] r4:84e0be80 [ 877.896963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.897014][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 877.897037][ T32] r4:00000001 [ 877.897085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.897128][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 877.897204][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.897240][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.897269][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.897301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.897325][ T32] r4:84d87ac0 [ 877.897474][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.897585][ T32] INFO: task kworker/0:211:3905 blocked for more than 454 seconds. [ 877.897678][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 877.897868][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 877.898197][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 877.898528][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 877.917797][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.917906][ T32] r5:00001000 r4:e0801000 [ 877.917934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.917981][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.918056][ T32] r5:8501138c r4:85011000 [ 877.918135][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.918224][ T32] r7:dddced80 r6:83018000 r5:8501138c r4:84f86100 [ 877.918251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.918305][ T32] r10:61c88647 r9:84fd3c00 r8:84f8612c r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.918345][ T32] r4:84f86100 [ 877.918411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.918526][ T32] r10:00000000 r9:84f86100 r8:80287e08 r7:e07cde60 r6:84f86180 r5:84fd3c00 [ 877.918554][ T32] r4:00000001 [ 877.918576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.918618][ T32] Exception stack(0xe07d9fb0 to 0xe07d9ff8) [ 877.918683][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 877.918782][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.932395][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.932457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.932484][ T32] r4:84f95600 [ 877.932841][ T32] INFO: task kworker/0:211:3905 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.932879][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.932951][ T32] Workqueue: events bpf_prog_free_deferred [ 877.933025][ T32] Call trace: [ 877.933059][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.933122][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.933147][ T32] r4:00000000 [ 877.933168][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.933213][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.933245][ T32] 1d20: abe19000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.933278][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.933305][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.933354][ T32] r5:800f0013 r4:80239bb0 [ 877.933380][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.933432][ T32] r4:82ac21e4 [ 877.933474][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.933548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.933583][ T32] r4:dffe1dc0 [ 877.933604][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.933671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 6 printk messages dropped ** [ 877.933920][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 877.934245][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 5 printk messages dropped ** [ 877.934432][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 877.934699][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 877.935038][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 877.935512][ T32] r9:83018205 r8:84ed0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 ** 4 printk messages dropped ** [ 877.935712][ T32] r5:850bb78c r4:850bb400 ** 2 printk messages dropped ** [ 877.935804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 877.936055][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 877.936146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.936169][ T32] r4:84f8a380 [ 877.936342][ T32] INFO: task kworker/1:188:3907 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.936374][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.936437][ T32] Workqueue: events bpf_prog_free_deferred [ 877.936499][ T32] Call trace: [ 877.936535][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.936592][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.936617][ T32] r4:00000000 [ 877.936637][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.936701][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.936737][ T32] 1d20: abe19000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.936770][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.936797][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.936822][ T32] r5:800f0013 r4:80239bb0 [ 877.936843][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.936886][ T32] r4:82ac21e4 [ 877.936927][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.936978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 877.937003][ T32] r4:dffe1dc0 [ 877.937043][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.937117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 877.937186][ T32] r4:00000000 [ 877.937211][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.937271][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 877.937306][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.937394][ T32] r5:00001000 r4:dfeb3000 [ 877.937423][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.937472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.937519][ T32] r5:84e5378c r4:84e53400 [ 877.937541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.937625][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 877.937679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.937800][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.937868][ T32] r4:84e0be80 [ 877.937918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.938057][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 877.938116][ T32] r4:00000001 [ 877.938174][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.938257][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 877.938321][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.938385][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.938484][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.938561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.938663][ T32] r4:84d87ac0 [ 877.938738][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.946722][ T32] INFO: task kworker/1:189:3909 blocked for more than 454 seconds. [ 877.946783][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.946813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.946837][ T32] task:kworker/1:189 state:D stack:0 pid:3909 tgid:3909 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.946979][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 877.947428][ T32] r5:84ed0c00 r4:8291a680 ** 1 printk messages dropped ** [ 877.947533][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 877.947807][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 877.948126][ T32] r9:83018205 r8:84ed0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 ** 4 printk messages dropped ** [ 877.948451][ T32] r5:850bbb8c r4:850bb800 [ 877.948473][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.948525][ T32] r7:ddde2d80 r6:83018200 r5:850bbb8c r4:84f94b80 [ 877.948569][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 877.948650][ T32] r4:84f94b80 ** 1 printk messages dropped ** [ 877.948771][ T32] r10:00000000 r9:84f94b80 r8:80287e08 r7:e07e1e60 r6:84f86300 r5:84ed0c00 ** 5 printk messages dropped ** [ 877.959566][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 877.959983][ T32] INFO: task kworker/1:189:3909 is blocked on a mutex likely owned by task kworker/0:123:3540. ** 2 printk messages dropped ** [ 877.960166][ T32] Call trace: ** 2 printk messages dropped ** [ 877.960356][ T32] r4:00000000 ** 1 printk messages dropped ** [ 877.960503][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 2 printk messages dropped ** [ 877.960637][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 3 printk messages dropped ** [ 877.960800][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 877.961023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 5 printk messages dropped ** [ 877.961467][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 877.961995][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 877.962280][ T32] r4:00000001 ** 1 printk messages dropped ** [ 877.962427][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 3 printk messages dropped ** [ 877.962617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 877.962663][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.962714][ T32] INFO: task kworker/1:190:3912 blocked for more than 455 seconds. [ 877.962786][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.962841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.962889][ T32] task:kworker/1:190 state:D stack:0 pid:3912 tgid:3912 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.963014][ T32] Workqueue: events bpf_prog_free_deferred [ 877.963087][ T32] Call trace: [ 877.963123][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 877.963228][ T32] r10:8291a684 r9:e0809d84 r8:00000002 r7:60000013 r6:e0809d8c r5:84ed2400 [ 877.963293][ T32] r4:84ed2400 [ 877.963364][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 877.963482][ T32] r5:84ed2400 r4:8291a680 [ 877.963556][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.963628][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 877.963678][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0809e08 [ 877.963723][ T32] r4:00000000 [ 877.963748][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 877.963789][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.963870][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.963938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8aa80 [ 877.964008][ T32] r4:00000000 [ 877.964042][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.964094][ T32] r9:83018205 r8:84ed2400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 877.964151][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.964254][ T32] r5:00001000 r4:dfc57000 [ 877.964312][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.964411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.964515][ T32] r5:850bc78c r4:850bc400 [ 877.964563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.964664][ T32] r7:ddde2d80 r6:83018200 r5:850bc78c r4:84f94c80 [ 877.964735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.964995][ T32] r10:61c88647 r9:84ed2400 r8:84f94cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.965031][ T32] r4:84f94c80 [ 877.965053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.965152][ T32] r10:00000000 r9:84f94c80 r8:80287e08 r7:e07f9e60 r6:84f86380 r5:84ed2400 [ 877.965226][ T32] r4:00000001 [ 877.965295][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.965512][ T32] Exception stack(0xe0809fb0 to 0xe0809ff8) [ 877.965551][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 877.965614][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.965647][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.965700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.965736][ T32] r4:84f8a600 [ 877.965955][ T32] INFO: task kworker/1:190:3912 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 877.966039][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.966222][ T32] Workqueue: events bpf_prog_free_deferred [ 877.966292][ T32] Call trace: [ 877.966496][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 877.966588][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 877.966617][ T32] r4:00000000 [ 877.966639][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.966710][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 877.966856][ T32] 1d20: ac1b1000 eca77000 00000001 80239b98 7f035000 00000001 [ 877.966893][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 877.966935][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 877.967013][ T32] r5:800f0013 r4:80239bb0 [ 877.967107][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 877.967364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 14 printk messages dropped ** [ 877.968359][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 877.968525][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 877.968578][ T32] r4:00000001 [ 877.968625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.968768][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 877.991452][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.991568][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.991605][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.991663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.991692][ T32] r4:84d87ac0 [ 877.991752][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.991892][ T32] INFO: task kworker/1:191:3914 blocked for more than 455 seconds. [ 877.991933][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.991991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.992046][ T32] task:kworker/1:191 state:D stack:0 pid:3914 tgid:3914 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.992127][ T32] Workqueue: events bpf_prog_free_deferred [ 877.992198][ T32] Call trace: [ 877.992245][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 877.992360][ T32] r10:8291a684 r9:e0751d84 r8:00000002 r7:600b0113 r6:e0751d8c r5:84ed3000 [ 877.992395][ T32] r4:84ed3000 [ 877.992420][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 877.992469][ T32] r5:84ed3000 r4:8291a680 [ 877.992491][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.992534][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 877.992582][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0751e08 [ 877.992605][ T32] r4:00000000 [ 877.992626][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 877.992687][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.992734][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.992782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8af40 [ 877.992806][ T32] r4:00000000 [ 877.992842][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.992960][ T32] r9:83018205 r8:84ed3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 877.993011][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 877.993251][ T32] r5:850bbf8c r4:850bbc00 [ 877.993295][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 877.993586][ T32] r10:00000000 r9:84f94d00 r8:80287e08 r7:e0809e60 r6:84f86400 r5:84ed3000 ** 7 printk messages dropped ** [ 877.993890][ T32] r4:84f8a600 ** 1 printk messages dropped ** [ 877.994325][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 877.995069][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 877.995302][ T32] r4:dffe1dc0 ** 5 printk messages dropped ** [ 877.995586][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 877.996028][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 4 printk messages dropped ** [ 877.996513][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 2 printk messages dropped ** [ 877.996694][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 877.996757][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.996821][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.996881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.996947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.997013][ T32] r4:84d87ac0 [ 877.997044][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.997072][ T32] INFO: task kworker/0:212:3916 blocked for more than 455 seconds. [ 877.997104][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.997158][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.997215][ T32] task:kworker/0:212 state:D stack:0 pid:3916 tgid:3916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.997285][ T32] Workqueue: events bpf_prog_free_deferred [ 877.997406][ T32] Call trace: [ 877.997483][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 877.997597][ T32] r10:8291a684 r9:e0755d84 r8:00000002 r7:60000113 r6:e0755d8c r5:84ed3c00 [ 877.997673][ T32] r4:84ed3c00 [ 877.997706][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 877.997769][ T32] r5:84ed3c00 r4:8291a680 [ 877.997814][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.997884][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 877.997936][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0755e08 [ 877.997982][ T32] r4:00000000 [ 877.998006][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 877.998045][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 877.998083][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 877.998147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f954c0 [ 877.998175][ T32] r4:00000000 [ 877.998197][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 877.998312][ T32] r9:83018005 r8:84ed3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 877.998341][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 877.998394][ T32] r5:00001000 r4:e0833000 [ 877.998417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 877.998481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.998534][ T32] r5:85011f8c r4:85011c00 [ 877.998556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.998606][ T32] r7:dddced80 r6:83018000 r5:85011f8c r4:84f86500 [ 877.998628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.998776][ T32] r10:61c88647 r9:84ed3c00 r8:84f8652c r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.017296][ T32] r4:84f86500 [ 878.017405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.017533][ T32] r10:00000000 r9:84f86500 r8:80287e08 r7:e07cde60 r6:84f86580 r5:84ed3c00 [ 878.017578][ T32] r4:00000001 [ 878.017614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.017704][ T32] Exception stack(0xe0755fb0 to 0xe0755ff8) [ 878.017768][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 878.017870][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.017949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.018056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.018107][ T32] r4:84f95c80 [ 878.018631][ T32] INFO: task kworker/0:212:3916 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 878.033596][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.033825][ T32] Workqueue: events bpf_prog_free_deferred [ 878.033930][ T32] Call trace: [ 878.033989][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.034097][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.034181][ T32] r4:00000000 [ 878.034234][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.034328][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.034407][ T32] 1d20: acf9a000 eca77000 00000001 80239b98 7f035000 00000001 [ 878.034468][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.034515][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.034559][ T32] r5:800f0013 r4:80239bb0 [ 878.034622][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.034708][ T32] r4:82ac21e4 [ 878.034748][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.034826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.034880][ T32] r4:dffe1dc0 [ 878.034937][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.035044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 878.035140][ T32] r4:00000000 [ 878.035192][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.035278][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 878.035341][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.035453][ T32] r5:00001000 r4:dfeb3000 [ 878.035503][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.035578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.035658][ T32] r5:84e5378c r4:84e53400 [ 878.035770][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.035863][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 878.035927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.036018][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.036061][ T32] r4:84e0be80 [ 878.036101][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.036200][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.036285][ T32] r4:00000001 [ 878.036334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.036408][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 878.036564][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.036638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.036671][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.036707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.036731][ T32] r4:84d87ac0 [ 878.036757][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.036802][ T32] INFO: task kworker/0:213:3917 blocked for more than 455 seconds. [ 878.036857][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.036898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.036924][ T32] task:kworker/0:213 state:D stack:0 pid:3917 tgid:3917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.037013][ T32] Workqueue: events bpf_prog_free_deferred [ 878.037178][ T32] Call trace: [ 878.037246][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 878.037353][ T32] r10:8291a684 r9:e0825d84 r8:00000002 r7:60000013 r6:e0825d8c r5:84ed4800 [ 878.037551][ T32] r4:84ed4800 [ 878.037716][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 878.037849][ T32] r5:84ed4800 r4:8291a680 [ 878.037910][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.037992][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 878.038056][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0825e08 [ 878.038085][ T32] r4:00000000 [ 878.038109][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 878.038628][ T32] r9:83018005 r8:84ed4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 ** 4 printk messages dropped ** [ 878.045857][ T32] r5:85011b8c r4:85011800 [ 878.045878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 878.046074][ T32] r4:84f86480 [ 878.046105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.046170][ T32] r10:00000000 r9:84f86480 r8:80287e08 r7:e0755e60 r6:84f86700 r5:84ed4800 [ 878.046194][ T32] r4:00000001 [ 878.046226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.046312][ T32] Exception stack(0xe0825fb0 to 0xe0825ff8) [ 878.046381][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 878.046456][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.046491][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.046570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.046628][ T32] r4:84f95f80 [ 878.047093][ T32] INFO: task kworker/0:213:3917 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 878.047167][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.047365][ T32] Workqueue: events bpf_prog_free_deferred [ 878.047456][ T32] Call trace: [ 878.047490][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.047607][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.047676][ T32] r4:00000000 [ 878.047723][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.047809][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.047888][ T32] 1d20: acf9a000 eca77000 00000001 80239b98 7f035000 00000001 [ 878.047934][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.047985][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.048017][ T32] r5:800f0013 r4:80239bb0 [ 878.048067][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.048151][ T32] r4:82ac21e4 [ 878.048224][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.048288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.048372][ T32] r4:dffe1dc0 [ 878.048410][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.048465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 878.048491][ T32] r4:00000000 [ 878.048512][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 878.059455][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 878.059830][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.059855][ T32] r4:00000001 [ 878.059875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.059937][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 878.059983][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.060019][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.060057][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.060093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.060117][ T32] r4:84d87ac0 [ 878.060177][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.060223][ T32] INFO: task kworker/0:214:3921 blocked for more than 455 seconds. [ 878.060283][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.060343][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.060370][ T32] task:kworker/0:214 state:D stack:0 pid:3921 tgid:3921 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.060430][ T32] Workqueue: events bpf_prog_free_deferred [ 878.060476][ T32] Call trace: [ 878.060545][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 878.060607][ T32] r10:8291a684 r9:e082dd84 r8:00000002 r7:60000013 r6:e082dd8c r5:84ed5400 [ 878.060661][ T32] r4:84ed5400 [ 878.060690][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 878.060737][ T32] r5:84ed5400 r4:8291a680 [ 878.060780][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 878.061033][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e082de08 ** 4 printk messages dropped ** [ 878.061290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fa0040 ** 4 printk messages dropped ** [ 878.061490][ T32] r5:00001000 r4:e0839000 [ 878.061511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.061580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.061631][ T32] r5:8501238c r4:85012000 [ 878.061654][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.061703][ T32] r7:dddced80 r6:83018000 r5:8501238c r4:84f86600 [ 878.061759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.061814][ T32] r10:61c88647 r9:84ed5400 r8:84f8662c r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.061866][ T32] r4:84f86600 [ 878.061889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 878.062273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 878.063169][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 13 printk messages dropped ** [ 878.064040][ T32] r5:00001000 r4:dfeb3000 ** 9 printk messages dropped ** [ 878.064529][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 12 printk messages dropped ** [ 878.065210][ T32] task:kworker/0:215 state:D stack:0 pid:3924 tgid:3924 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 878.066271][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 878.067004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 878.067281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 878.067614][ T32] r4:00000001 ** 4 printk messages dropped ** [ 878.067861][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.067913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.067999][ T32] r4:84fa02c0 [ 878.068290][ T32] INFO: task kworker/0:215:3924 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 878.068370][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.068551][ T32] Workqueue: events bpf_prog_free_deferred [ 878.068632][ T32] Call trace: [ 878.068687][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.098504][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.098556][ T32] r4:00000000 [ 878.098581][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.098650][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.098688][ T32] 1d20: ad72c000 eca77000 00000001 80239b98 7f035000 00000001 [ 878.098721][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.098818][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.099190][ T32] r5:800f0013 r4:80239bb0 [ 878.099222][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.099287][ T32] r4:82ac21e4 [ 878.099309][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.099357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.099381][ T32] r4:dffe1dc0 [ 878.099429][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.099530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 878.099593][ T32] r4:00000000 [ 878.099622][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.099717][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 878.099805][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.099859][ T32] r5:00001000 r4:dfeb3000 [ 878.099944][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.099991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.100095][ T32] r5:84e5378c r4:84e53400 [ 878.100122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.100204][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 878.100271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.100358][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.100385][ T32] r4:84e0be80 [ 878.100435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.100531][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.100559][ T32] r4:00000001 [ 878.100599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.100642][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 878.100702][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.100738][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.100767][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.100835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.100862][ T32] r4:84d87ac0 [ 878.100914][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.100948][ T32] INFO: task kworker/0:216:3926 blocked for more than 455 seconds. [ 878.101012][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.101151][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.101185][ T32] task:kworker/0:216 state:D stack:0 pid:3926 tgid:3926 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.101305][ T32] Workqueue: events bpf_prog_free_deferred [ 878.101424][ T32] Call trace: [ 878.101596][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 878.101658][ T32] r10:8291a684 r9:e0871d84 r8:00000002 r7:60000113 r6:e0871d8c r5:84ed6c00 [ 878.101703][ T32] r4:84ed6c00 [ 878.101765][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 878.101816][ T32] r5:84ed6c00 r4:8291a680 [ 878.101837][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.101880][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 878.101929][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0871e08 [ 878.101953][ T32] r4:00000000 [ 878.101994][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 878.102038][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.102097][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.102172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fa06c0 [ 878.102201][ T32] r4:00000000 ** 2 printk messages dropped ** [ 878.102346][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 878.102538][ T32] r5:8501338c r4:85013000 [ 878.102563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.102615][ T32] r7:dddced80 r6:83018000 r5:8501338c r4:84f86680 ** 1 printk messages dropped ** [ 878.102687][ T32] r10:61c88647 r9:84ed6c00 r8:84f866ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 878.102779][ T32] r10:00000000 r9:84f86680 r8:80287e08 r7:e0845e60 r6:84f86a00 r5:84ed6c00 ** 3 printk messages dropped ** [ 878.102933][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 878.103522][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 878.103959][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 2 printk messages dropped ** [ 878.104166][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 878.104361][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 878.104619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 8 printk messages dropped ** [ 878.105280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 878.105972][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 3 printk messages dropped ** [ 878.106273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 878.106816][ T32] r10:8291a684 r9:e0879d84 r8:00000002 r7:60000113 r6:e0879d8c r5:84fe8000 ** 5 printk messages dropped ** [ 878.107202][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0879e08 [ 878.107253][ T32] r4:00000000 [ 878.107298][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 878.107372][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.107458][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.107555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fa0380 [ 878.107613][ T32] r4:00000000 [ 878.107663][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.107762][ T32] r9:83018005 r8:84fe8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 878.107806][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.107878][ T32] r5:00001000 r4:e086e000 [ 878.107912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.108021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.108103][ T32] r5:85012b8c r4:85012800 [ 878.108166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.108275][ T32] r7:dddced80 r6:83018000 r5:85012b8c r4:84f86880 [ 878.108325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.108430][ T32] r10:61c88647 r9:84fe8000 r8:84f868ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.108556][ T32] r4:84f86880 [ 878.108609][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.108687][ T32] r10:00000000 r9:84f86880 r8:80287e08 r7:e0871e60 r6:84f86b00 r5:84fe8000 [ 878.128387][ T32] r4:00000001 [ 878.128479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.128551][ T32] Exception stack(0xe0879fb0 to 0xe0879ff8) [ 878.128615][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 878.128690][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.129183][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.129256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.129283][ T32] r4:84fa05c0 [ 878.129867][ T32] INFO: task kworker/0:217:3928 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 878.129918][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.130069][ T32] Workqueue: events bpf_prog_free_deferred [ 878.130152][ T32] Call trace: [ 878.130194][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.130291][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.130327][ T32] r4:00000000 [ 878.130376][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.130436][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.130471][ T32] 1d20: ade89000 eca77000 00000001 80239b98 7f035000 00000001 [ 878.130535][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.130600][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.130655][ T32] r5:800f0013 r4:80239bb0 [ 878.130702][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.130799][ T32] r4:82ac21e4 [ 878.130845][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.130942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.130994][ T32] r4:dffe1dc0 [ 878.131037][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.131169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 878.131208][ T32] r4:00000000 [ 878.131258][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.131325][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 878.131365][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.131435][ T32] r5:00001000 r4:dfeb3000 [ 878.131461][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.131507][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.131565][ T32] r5:84e5378c r4:84e53400 [ 878.131599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.131680][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 878.131730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.131840][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.131870][ T32] r4:84e0be80 [ 878.131892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.131947][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.131971][ T32] r4:00000001 [ 878.131991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.132031][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 878.132077][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.132128][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.132179][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.132214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.132258][ T32] r4:84d87ac0 [ 878.132292][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.132343][ T32] INFO: task kworker/0:218:3929 blocked for more than 455 seconds. [ 878.132384][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.132415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.132461][ T32] task:kworker/0:218 state:D stack:0 pid:3929 tgid:3929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.132519][ T32] Workqueue: events bpf_prog_free_deferred [ 878.132565][ T32] Call trace: [ 878.132644][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 878.132722][ T32] r10:8291a684 r9:e083dd84 r8:00000002 r7:60000113 r6:e083dd8c r5:84fe8c00 [ 878.132778][ T32] r4:84fe8c00 [ 878.132826][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 878.132931][ T32] r5:84fe8c00 r4:8291a680 [ 878.132991][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.133075][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 878.133126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e083de08 [ 878.133157][ T32] r4:00000000 [ 878.133181][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 878.133244][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.133288][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.133437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fa04c0 [ 878.133475][ T32] r4:00000000 [ 878.133497][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.133549][ T32] r9:83018005 r8:84fe8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 878.133579][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.133667][ T32] r5:00001000 r4:e087b000 [ 878.133694][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.133738][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.133786][ T32] r5:85012f8c r4:85012c00 [ 878.133808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.133858][ T32] r7:dddced80 r6:83018000 r5:85012f8c r4:84f86980 [ 878.133894][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.133952][ T32] r10:61c88647 r9:84fe8c00 r8:84f869ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.133985][ T32] r4:84f86980 [ 878.134008][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.134060][ T32] r10:00000000 r9:84f86980 r8:80287e08 r7:e0871e60 r6:84f86a80 r5:84fe8c00 ** 5 printk messages dropped ** [ 878.134289][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 878.134532][ T32] INFO: task kworker/0:218:3929 is blocked on a mutex likely owned by task kworker/0:123:3540. ** 5 printk messages dropped ** [ 878.135074][ T32] r4:00000000 [ 878.135095][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.135137][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.135176][ T32] 1d20: ade89000 eca77000 00000001 80239b98 7f035000 00000001 [ 878.135245][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.135277][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.135303][ T32] r5:800f0013 r4:80239bb0 [ 878.135352][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.135404][ T32] r4:82ac21e4 [ 878.135465][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.135516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.135539][ T32] r4:dffe1dc0 [ 878.135559][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.135604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 878.135627][ T32] r4:00000000 [ 878.135647][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.135695][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 878.135718][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.135763][ T32] r5:00001000 r4:dfeb3000 [ 878.135783][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.135825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.135926][ T32] r5:84e5378c r4:84e53400 [ 878.136039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.136094][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 878.136120][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.136181][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.136237][ T32] r4:84e0be80 [ 878.136290][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.136346][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.136424][ T32] r4:00000001 [ 878.136447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.136485][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 878.136514][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.136562][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.136594][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.136654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.136681][ T32] r4:84d87ac0 [ 878.136731][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.136760][ T32] INFO: task kworker/0:219:3932 blocked for more than 455 seconds. [ 878.136789][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.136910][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.136938][ T32] task:kworker/0:219 state:D stack:0 pid:3932 tgid:3932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.136988][ T32] Workqueue: events bpf_prog_free_deferred [ 878.137074][ T32] Call trace: [ 878.137180][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 878.137280][ T32] r10:8291a684 r9:e4885d84 r8:00000002 r7:60000013 r6:e4885d8c r5:84fe9800 [ 878.137308][ T32] r4:84fe9800 [ 878.137367][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 878.137421][ T32] r5:84fe9800 r4:8291a680 [ 878.137441][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.137483][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 878.137529][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4885e08 [ 878.137584][ T32] r4:00000000 [ 878.137629][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 878.137702][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.137742][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.137787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fa0840 [ 878.137840][ T32] r4:00000000 [ 878.137865][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.137915][ T32] r9:83018005 r8:84fe9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 878.137937][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.137982][ T32] r5:00001000 r4:e489f000 [ 878.138032][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.138110][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.138168][ T32] r5:8501378c r4:85013400 [ 878.138189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.138239][ T32] r7:dddced80 r6:83018000 r5:8501378c r4:84f86b80 [ 878.138260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.138310][ T32] r10:61c88647 r9:84fe9800 r8:84f86bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.138359][ T32] r4:84f86b80 [ 878.138414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.138471][ T32] r10:00000000 r9:84f86b80 r8:80287e08 r7:e0871e60 r6:84f86d00 r5:84fe9800 [ 878.138495][ T32] r4:00000001 [ 878.138515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.138575][ T32] Exception stack(0xe4885fb0 to 0xe4885ff8) [ 878.138630][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 878.138664][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 878.164594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 878.165063][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 878.165533][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 2 printk messages dropped ** [ 878.165632][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 878.165823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 8 printk messages dropped ** [ 878.166239][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 878.166732][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 5 printk messages dropped ** [ 878.167032][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 878.167246][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 878.167458][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 878.167833][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 878.168141][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.168193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fa0b00 [ 878.168238][ T32] r4:00000000 [ 878.168293][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.168400][ T32] r9:83018005 r8:84fea400 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 878.168437][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.168514][ T32] r5:00001000 r4:df99f000 [ 878.168571][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.168641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.168690][ T32] r5:85013f8c r4:85013c00 [ 878.168777][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.181682][ T32] r7:dddced80 r6:83018000 r5:85013f8c r4:84f86c00 [ 878.181727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.181799][ T32] r10:61c88647 r9:84fea400 r8:84f86c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.181823][ T32] r4:84f86c00 [ 878.181845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.181897][ T32] r10:00000000 r9:84f86c00 r8:80287e08 r7:e4885e60 r6:84f86e00 r5:84fea400 [ 878.181921][ T32] r4:00000001 [ 878.181941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.181981][ T32] Exception stack(0xe4891fb0 to 0xe4891ff8) [ 878.182037][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.182073][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.182132][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.182173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.182218][ T32] r4:84fa0800 [ 878.182575][ T32] INFO: task kworker/0:220:3936 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 878.182611][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.182705][ T32] Workqueue: events bpf_prog_free_deferred [ 878.182786][ T32] Call trace: [ 878.182817][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.182901][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.182931][ T32] r4:00000000 [ 878.182952][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.182994][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.183026][ T32] 1d20: aebb0000 eca77000 00000001 80239b98 7f035000 00000001 [ 878.183068][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.183119][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.183227][ T32] r5:800f0013 r4:80239bb0 [ 878.183253][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.183299][ T32] r4:82ac21e4 [ 878.183320][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.183366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.183389][ T32] r4:dffe1dc0 [ 878.183409][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.183454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 878.183489][ T32] r4:00000000 [ 878.183513][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.183595][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 878.183702][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.183801][ T32] r5:00001000 r4:dfeb3000 [ 878.183855][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.183908][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 878.184015][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 878.184518][ T32] r4:00000001 ** 4 printk messages dropped ** [ 878.184673][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 878.185185][ T32] r4:84fec800 ** 4 printk messages dropped ** [ 878.185516][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e5e08 [ 878.185550][ T32] r4:00000000 [ 878.185570][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 878.185612][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.185650][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.185695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fa4040 [ 878.185719][ T32] r4:00000000 [ 878.185739][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.185786][ T32] r9:83018205 r8:84fec800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 878.185827][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.185882][ T32] r5:00001000 r4:dfd67000 [ 878.185903][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.185965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.186017][ T32] r5:850bcb8c r4:850bc800 [ 878.186038][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.186110][ T32] r7:ddde2d80 r6:83018200 r5:850bcb8c r4:84f94c00 [ 878.186135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.186193][ T32] r10:61c88647 r9:84fec800 r8:84f94c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.186217][ T32] r4:84f94c00 [ 878.186237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.186285][ T32] r10:00000000 r9:84f94c00 r8:80287e08 r7:e0809e60 r6:84f86c80 r5:84fec800 [ 878.186334][ T32] r4:00000001 [ 878.186358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.186397][ T32] Exception stack(0xe06e5fb0 to 0xe06e5ff8) [ 878.186427][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 878.186497][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.186570][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.186637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.186704][ T32] r4:84f8acc0 [ 878.186885][ T32] INFO: task kworker/1:192:3944 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 878.187008][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.187075][ T32] Workqueue: events bpf_prog_free_deferred [ 878.187169][ T32] Call trace: [ 878.187299][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.187387][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.187445][ T32] r4:00000000 ** 3 printk messages dropped ** [ 878.187630][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 8 printk messages dropped ** [ 878.187932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 10 printk messages dropped ** [ 878.188358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.188430][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.188486][ T32] r4:84e0be80 [ 878.188531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.188585][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.188610][ T32] r4:00000001 [ 878.188629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.188667][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 878.188696][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.211406][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.211496][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.211556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.211588][ T32] r4:84d87ac0 [ 878.211622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.211657][ T32] INFO: task kworker/1:193:3946 blocked for more than 455 seconds. [ 878.211703][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.211734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.211757][ T32] task:kworker/1:193 state:D stack:0 pid:3946 tgid:3946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.211837][ T32] Workqueue: events bpf_prog_free_deferred [ 878.211918][ T32] Call trace: [ 878.211979][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 878.212060][ T32] r10:8291a684 r9:e48b9d84 r8:00000002 r7:60000113 r6:e48b9d8c r5:84feb000 [ 878.212138][ T32] r4:84feb000 [ 878.212191][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 878.212244][ T32] r5:84feb000 r4:8291a680 [ 878.212285][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.212332][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 878.212472][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 878.212914][ T32] r5:850bd78c r4:850bd400 [ 878.212966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 878.213094][ T32] r10:61c88647 r9:84feb000 r8:84f94dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 878.213511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 878.214257][ T32] r4:00000000 ** 4 printk messages dropped ** [ 878.214456][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 878.214751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 878.214776][ T32] r4:00000000 [ 878.214805][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.214858][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 878.214902][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.214951][ T32] r5:00001000 r4:dfeb3000 [ 878.214972][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.215014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.215079][ T32] r5:84e5378c r4:84e53400 [ 878.215105][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.215161][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 878.215184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.215235][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.215259][ T32] r4:84e0be80 [ 878.215278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.215329][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.215353][ T32] r4:00000001 [ 878.215372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.215410][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 878.215448][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.215483][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.215513][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.215563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.215590][ T32] r4:84d87ac0 ** 2 printk messages dropped ** [ 878.215676][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 878.215948][ T32] r4:84fed400 ** 4 printk messages dropped ** [ 878.216150][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4899e08 ** 5 printk messages dropped ** [ 878.216394][ T32] r4:00000000 ** 5 printk messages dropped ** [ 878.216614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.216677][ T32] r5:850bcf8c r4:850bcc00 ** 3 printk messages dropped ** [ 878.216856][ T32] r10:61c88647 r9:84fed400 r8:84f94aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 878.217105][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 878.217735][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 9 printk messages dropped ** [ 878.218076][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 878.218556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 878.232839][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 878.233200][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 878.233519][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 878.233883][ T32] r5:84fee000 r4:8291a680 ** 5 printk messages dropped ** [ 878.234153][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 878.234466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 878.234680][ T32] r10:61c88647 r9:84fee000 r8:84f86dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 878.234991][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 878.235391][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 878.235723][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.235762][ T32] 1d20: af3ac000 eca77000 00000001 80239b98 7f035000 00000001 [ 878.235798][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.235825][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.235850][ T32] r5:800f0013 r4:80239bb0 [ 878.235885][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.235952][ T32] r4:82ac21e4 [ 878.235993][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.236044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.236067][ T32] r4:dffe1dc0 [ 878.236097][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.236153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 878.236185][ T32] r4:00000000 [ 878.236209][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.236281][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 878.236307][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.236372][ T32] r5:00001000 r4:dfeb3000 [ 878.236397][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.236440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.236486][ T32] r5:84e5378c r4:84e53400 [ 878.236517][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.236571][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 878.236613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.236681][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.236708][ T32] r4:84e0be80 [ 878.236727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.236778][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.236802][ T32] r4:00000001 [ 878.236821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.236858][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 878.236886][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.236916][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.236967][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.237019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.237047][ T32] r4:84d87ac0 [ 878.237080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.237140][ T32] INFO: task kworker/0:222:3951 blocked for more than 455 seconds. [ 878.237190][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.237218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.237239][ T32] task:kworker/0:222 state:D stack:0 pid:3951 tgid:3951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.237285][ T32] Workqueue: events bpf_prog_free_deferred [ 878.237326][ T32] Call trace: [ 878.237374][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 878.237426][ T32] r10:8291a684 r9:e48c1d84 r8:00000002 r7:60000013 r6:e48c1d8c r5:84feec00 [ 878.237449][ T32] r4:84feec00 [ 878.237470][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 878.237516][ T32] r5:84feec00 r4:8291a680 [ 878.237537][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.237578][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 878.237629][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48c1e08 [ 878.237654][ T32] r4:00000000 [ 878.237674][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 878.237733][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.237775][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.237821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fa0d40 ** 2 printk messages dropped ** [ 878.237946][ T32] r9:83018005 r8:84feec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 4 printk messages dropped ** [ 878.238152][ T32] r5:8511038c r4:85110000 [ 878.238184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 878.238421][ T32] r10:00000000 r9:85030000 r8:80287e08 r7:e48bde60 r6:85030080 r5:84feec00 ** 8 printk messages dropped ** [ 878.255510][ T32] INFO: task kworker/0:222:3951 is blocked on a mutex likely owned by task kworker/0:123:3540. ** 10 printk messages dropped ** [ 878.256008][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 878.256197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 9 printk messages dropped ** [ 878.256620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 878.256958][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 9 printk messages dropped ** [ 878.257416][ T32] INFO: task kworker/0:223:3952 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 878.257902][ T32] r5:84febc00 r4:8291a680 ** 3 printk messages dropped ** [ 878.258066][ T32] r4:00000000 ** 3 printk messages dropped ** [ 878.258251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fa0d00 ** 7 printk messages dropped ** [ 878.258558][ T32] r5:850bc38c r4:850bc000 ** 3 printk messages dropped ** [ 878.258700][ T32] r10:61c88647 r9:84febc00 r8:8503012c r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.258741][ T32] r4:85030100 [ 878.258838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.279165][ T32] r10:00000000 r9:85030100 r8:80287e08 r7:e48c1e60 r6:85030180 r5:84febc00 [ 878.279209][ T32] r4:00000001 [ 878.279232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.279291][ T32] Exception stack(0xe48c5fb0 to 0xe48c5ff8) [ 878.279326][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 878.279358][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.279393][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.279434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.279458][ T32] r4:8502c0c0 [ 878.279816][ T32] INFO: task kworker/0:223:3952 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 878.279879][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.279978][ T32] Workqueue: events bpf_prog_free_deferred [ 878.280058][ T32] Call trace: [ 878.280106][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.280174][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.280199][ T32] r4:00000000 [ 878.280219][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.280282][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.280317][ T32] 1d20: b01fb000 eca77000 00000001 80239b98 7f035000 00000001 [ 878.280361][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.280392][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.280418][ T32] r5:800f0013 r4:80239bb0 [ 878.280440][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.280485][ T32] r4:82ac21e4 [ 878.280506][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.280574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.280602][ T32] r4:dffe1dc0 [ 878.280623][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.280690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 878.280723][ T32] r4:00000000 [ 878.280744][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.280815][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 878.280847][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.280911][ T32] r5:00001000 r4:dfeb3000 [ 878.280936][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.280980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.281026][ T32] r5:84e5378c r4:84e53400 [ 878.281056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.281127][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 878.281155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.281207][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.281231][ T32] r4:84e0be80 [ 878.281251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.281301][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.281389][ T32] r4:00000001 [ 878.281415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.281517][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 878.281561][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.281593][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.281625][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.281656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.281679][ T32] r4:84d87ac0 [ 878.281714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.281772][ T32] INFO: task kworker/0:224:3953 blocked for more than 455 seconds. [ 878.281844][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.281902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.281950][ T32] task:kworker/0:224 state:D stack:0 pid:3953 tgid:3953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.282077][ T32] Workqueue: events bpf_prog_free_deferred [ 878.282186][ T32] Call trace: [ 878.282225][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 878.282292][ T32] r10:8291a684 r9:e48c9d84 r8:00000002 r7:60000113 r6:e48c9d8c r5:84c58000 [ 878.282346][ T32] r4:84c58000 [ 878.282393][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 878.282499][ T32] r5:84c58000 r4:8291a680 [ 878.282556][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.282653][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 878.282755][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48c9e08 [ 878.282804][ T32] r4:00000000 [ 878.282825][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 878.282874][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.282963][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.283061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fa1bc0 [ 878.283111][ T32] r4:00000000 [ 878.283163][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.283260][ T32] r9:83018005 r8:84c58000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 ** 4 printk messages dropped ** [ 878.283477][ T32] r5:8511178c r4:85111400 [ 878.283497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.283546][ T32] r7:dddced80 r6:83018000 r5:8511178c r4:85030200 [ 878.283568][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.283640][ T32] r10:61c88647 r9:84c58000 r8:8503022c r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.283668][ T32] r4:85030200 [ 878.283689][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.283751][ T32] r10:00000000 r9:85030200 r8:80287e08 r7:e48c5e60 r6:85030280 r5:84c58000 [ 878.283789][ T32] r4:00000001 [ 878.283810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.283874][ T32] Exception stack(0xe48c9fb0 to 0xe48c9ff8) [ 878.283934][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 878.283975][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.284004][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.284041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.284091][ T32] r4:8502c0c0 [ 878.284262][ T32] INFO: task kworker/0:224:3953 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 878.284301][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.284432][ T32] Workqueue: events bpf_prog_free_deferred [ 878.284535][ T32] Call trace: [ 878.284591][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.284654][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.284703][ T32] r4:00000000 [ 878.284751][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.284837][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.284896][ T32] 1d20: b01fb000 eca77000 00000001 80239b98 7f035000 00000001 [ 878.284958][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.285007][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.285067][ T32] r5:800f0013 r4:80239bb0 [ 878.285115][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.285222][ T32] r4:82ac21e4 [ 878.285280][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.285408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.285474][ T32] r4:dffe1dc0 [ 878.285530][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.285634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 878.285688][ T32] r4:00000000 [ 878.285734][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.285812][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 878.285859][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.285968][ T32] r5:00001000 r4:dfeb3000 [ 878.286020][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.286070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.286150][ T32] r5:84e5378c r4:84e53400 [ 878.286187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.286299][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 878.286349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 878.286786][ T32] r4:00000001 ** 4 printk messages dropped ** [ 878.287043][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 878.287125][ T32] r4:84d87ac0 [ 878.287169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.287227][ T32] INFO: task kworker/0:225:3954 blocked for more than 455 seconds. [ 878.287301][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.287364][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.287393][ T32] task:kworker/0:225 state:D stack:0 pid:3954 tgid:3954 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.287481][ T32] Workqueue: events bpf_prog_free_deferred [ 878.287566][ T32] Call trace: [ 878.287626][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 878.287685][ T32] r10:8291a684 r9:e48cdd84 r8:00000002 r7:60000113 r6:e48cdd8c r5:84c58c00 [ 878.287711][ T32] r4:84c58c00 [ 878.287743][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 878.287793][ T32] r5:84c58c00 r4:8291a680 [ 878.287847][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.287926][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 878.287979][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48cde08 [ 878.288029][ T32] r4:00000000 [ 878.288053][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 878.288122][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.288172][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.288219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502c6c0 [ 878.288244][ T32] r4:00000000 [ 878.288265][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.288315][ T32] r9:83018005 r8:84c58c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 878.288339][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.288385][ T32] r5:00001000 r4:dfeed000 [ 878.288437][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.288513][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.288564][ T32] r5:8511078c r4:85110400 [ 878.288625][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.288680][ T32] r7:dddced80 r6:83018000 r5:8511078c r4:85030300 [ 878.288702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.300646][ T32] r10:61c88647 r9:84c58c00 r8:8503032c r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.300775][ T32] r4:85030300 [ 878.300826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.300971][ T32] r10:00000000 r9:85030300 r8:80287e08 r7:e48c9e60 r6:85030380 r5:84c58c00 [ 878.301021][ T32] r4:00000001 [ 878.301123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.301215][ T32] Exception stack(0xe48cdfb0 to 0xe48cdff8) [ 878.301285][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.301414][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.301492][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.301560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.301639][ T32] r4:8502c0c0 [ 878.302258][ T32] INFO: task kworker/0:225:3954 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 878.302339][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 878.302600][ T32] Call trace: ** 4 printk messages dropped ** [ 878.302993][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 1 printk messages dropped ** [ 878.303139][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.303207][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.303262][ T32] r5:800f0013 r4:80239bb0 [ 878.303309][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.303401][ T32] r4:82ac21e4 [ 878.303447][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.303569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.303631][ T32] r4:dffe1dc0 [ 878.303674][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.303770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 878.303824][ T32] r4:00000000 [ 878.303869][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.303978][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 878.304027][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.304121][ T32] r5:00001000 r4:dfeb3000 [ 878.304174][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.304262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.304354][ T32] r5:84e5378c r4:84e53400 [ 878.304402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.304507][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 878.304559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.304661][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.304710][ T32] r4:84e0be80 [ 878.304756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.304863][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.304928][ T32] r4:00000001 [ 878.304976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.305055][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 878.305113][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.305186][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.305250][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.305315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.305408][ T32] r4:84d87ac0 [ 878.305460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.305518][ T32] INFO: task kworker/1:195:3955 blocked for more than 455 seconds. [ 878.305594][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.305647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.305691][ T32] task:kworker/1:195 state:D stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.305788][ T32] Workqueue: events bpf_prog_free_deferred [ 878.305871][ T32] Call trace: [ 878.305939][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 878.306048][ T32] r10:8291a684 r9:e48d1d84 r8:00000002 r7:60010113 r6:e48d1d8c r5:84c59800 [ 878.306101][ T32] r4:84c59800 [ 878.306153][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 878.306247][ T32] r5:84c59800 r4:8291a680 [ 878.306290][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.306380][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 878.306484][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48d1e08 [ 878.306532][ T32] r4:00000000 [ 878.306577][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 878.306655][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.306788][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.306897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fa4380 [ 878.306946][ T32] r4:00000000 ** 2 printk messages dropped ** [ 878.307188][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 878.307563][ T32] r5:850bd38c r4:850bd000 [ 878.307609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 878.307923][ T32] r10:61c88647 r9:84c59800 r8:84f94f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 878.308064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 878.308197][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 878.308532][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.308649][ T32] Workqueue: events bpf_prog_free_deferred [ 878.333176][ T32] Call trace: [ 878.333269][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.333405][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.333455][ T32] r4:00000000 [ 878.333478][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.333526][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.333562][ T32] 1d20: b0911000 eca77000 00000001 80239b98 7f035000 00000001 [ 878.333607][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.333662][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.333689][ T32] r5:800f0013 r4:80239bb0 [ 878.333711][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.333757][ T32] r4:82ac21e4 [ 878.333778][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.333824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.333848][ T32] r4:dffe1dc0 [ 878.333867][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.333914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 878.333937][ T32] r4:00000000 [ 878.333956][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.334039][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 878.334063][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.334159][ T32] r5:00001000 r4:dfeb3000 [ 878.334186][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.334232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.334277][ T32] r5:84e5378c r4:84e53400 [ 878.334297][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.334348][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 878.334369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.334431][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.334476][ T32] r4:84e0be80 [ 878.334498][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.334550][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.334574][ T32] r4:00000001 [ 878.334645][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.334693][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 878.334746][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.334804][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.334837][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.334897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.334950][ T32] r4:84d87ac0 [ 878.334977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.335008][ T32] INFO: task kworker/1:196:3959 blocked for more than 455 seconds. [ 878.335041][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.335067][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.335090][ T32] task:kworker/1:196 state:D stack:0 pid:3959 tgid:3959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.335148][ T32] Workqueue: events bpf_prog_free_deferred [ 878.335203][ T32] Call trace: [ 878.335258][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 878.335312][ T32] r10:8291a684 r9:e07fdd84 r8:00000002 r7:60000013 r6:e07fdd8c r5:84c5bc00 [ 878.335335][ T32] r4:84c5bc00 [ 878.335355][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 878.335451][ T32] r5:84c5bc00 r4:8291a680 [ 878.335498][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.335593][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 878.335700][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07fde08 [ 878.335764][ T32] r4:00000000 [ 878.335811][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 878.335908][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.335993][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.336162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fa4500 ** 3 printk messages dropped ** [ 878.336450][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 878.336662][ T32] r5:850bdb8c r4:850bd800 [ 878.336684][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 878.336888][ T32] r10:61c88647 r9:84c5bc00 r8:84f94fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 878.337160][ T32] r4:00000001 ** 3 printk messages dropped ** [ 878.337439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 878.337961][ T32] INFO: task kworker/1:196:3959 is blocked on a mutex likely owned by task kworker/0:123:3540. ** 2 printk messages dropped ** [ 878.338289][ T32] Call trace: ** 1 printk messages dropped ** [ 878.338491][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 4 printk messages dropped ** [ 878.356308][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 4 printk messages dropped ** [ 878.356494][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 878.356667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 4 printk messages dropped ** [ 878.356832][ T32] r5:00001000 r4:dfeb3000 ** 2 printk messages dropped ** [ 878.356953][ T32] r5:84e5378c r4:84e53400 ** 2 printk messages dropped ** [ 878.357068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.357119][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.357175][ T32] r4:84e0be80 [ 878.357201][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.357252][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.357275][ T32] r4:00000001 [ 878.357295][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.357353][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 878.357423][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.357458][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.357492][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.357525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.357551][ T32] r4:84d87ac0 [ 878.357576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.357638][ T32] INFO: task kworker/1:197:3960 blocked for more than 455 seconds. [ 878.357680][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.357710][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.357733][ T32] task:kworker/1:197 state:D stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.357870][ T32] Workqueue: events bpf_prog_free_deferred [ 878.357982][ T32] Call trace: [ 878.358063][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 878.358220][ T32] r10:8291a684 r9:e48d9d84 r8:00000002 r7:60000013 r6:e48d9d8c r5:84c5c800 [ 878.358276][ T32] r4:84c5c800 [ 878.358303][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 878.358352][ T32] r5:84c5c800 r4:8291a680 [ 878.358375][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.358422][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 878.358500][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48d9e08 [ 878.358525][ T32] r4:00000000 [ 878.358634][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 878.358688][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.364210][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.364286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fa4740 [ 878.364314][ T32] r4:00000000 [ 878.364336][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.364389][ T32] r9:83018205 r8:84c5c800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 878.364438][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.364549][ T32] r5:00001000 r4:dff0b000 [ 878.364580][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.364625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.364671][ T32] r5:850bdf8c r4:850bdc00 [ 878.364733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.364830][ T32] r7:ddde2d80 r6:83018200 r5:850bdf8c r4:84f94e80 [ 878.364859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.364912][ T32] r10:61c88647 r9:84c5c800 r8:84f94eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.364937][ T32] r4:84f94e80 [ 878.364958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.365010][ T32] r10:00000000 r9:84f94e80 r8:80287e08 r7:e07fde60 r6:85030600 r5:84c5c800 [ 878.365034][ T32] r4:00000001 [ 878.365055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.365095][ T32] Exception stack(0xe48d9fb0 to 0xe48d9ff8) [ 878.365129][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 878.365168][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.365198][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.365231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.365296][ T32] r4:84fa4540 [ 878.365657][ T32] INFO: task kworker/1:197:3960 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 878.365694][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.365810][ T32] Workqueue: events bpf_prog_free_deferred [ 878.365916][ T32] Call trace: [ 878.365953][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.366013][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.366038][ T32] r4:00000000 [ 878.366059][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.366102][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.366135][ T32] 1d20: b0dd4000 eca77000 00000001 80239b98 7f035000 00000001 [ 878.366242][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.366286][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.366314][ T32] r5:800f0013 r4:80239bb0 [ 878.366338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.366384][ T32] r4:82ac21e4 [ 878.366407][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.366454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.366498][ T32] r4:dffe1dc0 [ 878.366533][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.366624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 878.366712][ T32] r4:00000000 [ 878.366787][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.366908][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 878.366957][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.367048][ T32] r5:00001000 r4:dfeb3000 [ 878.367099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.367222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.367288][ T32] r5:84e5378c r4:84e53400 [ 878.367312][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.367365][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 878.367389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.367473][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.367500][ T32] r4:84e0be80 ** 2 printk messages dropped ** [ 878.367647][ T32] r4:00000001 ** 4 printk messages dropped ** [ 878.367983][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 878.368587][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 878.381481][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 878.382160][ T32] r9:83018205 r8:84c5e000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 ** 5 printk messages dropped ** [ 878.382421][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 878.383205][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 878.383936][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.384170][ T32] Workqueue: events bpf_prog_free_deferred [ 878.384291][ T32] Call trace: [ 878.384331][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.384390][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.384420][ T32] r4:00000000 [ 878.384480][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.384530][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.384563][ T32] 1d20: b1350000 eca77000 00000001 80239b98 7f035000 00000001 [ 878.384614][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.384708][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.384807][ T32] r5:800f0013 r4:80239bb0 [ 878.384854][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.384938][ T32] r4:82ac21e4 [ 878.385005][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.385117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.385178][ T32] r4:dffe1dc0 [ 878.385213][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.385375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 878.385407][ T32] r4:00000000 [ 878.385444][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.385499][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 878.385524][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.385603][ T32] r5:00001000 r4:dfeb3000 [ 878.385627][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.385673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.385851][ T32] r5:84e5378c r4:84e53400 [ 878.385909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.386003][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 878.386042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.386136][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.386167][ T32] r4:84e0be80 [ 878.386189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.386269][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.386305][ T32] r4:00000001 [ 878.386345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.386389][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 878.386423][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.386469][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.386530][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.386567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 878.386808][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 878.387775][ T32] r9:83018205 r8:84c5ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 ** 9 printk messages dropped ** [ 878.388543][ T32] r4:84fb1180 ** 10 printk messages dropped ** [ 878.417879][ T32] INFO: task kworker/1:199:3963 is blocked on a mutex likely owned by task kworker/0:123:3540. ** 24 printk messages dropped ** [ 878.423798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 22 printk messages dropped ** [ 878.425656][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 878.427043][ T32] r4:00000000 ** 9 printk messages dropped ** [ 878.427942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 878.428711][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.449309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.449476][ T32] r4:84fa4800 [ 878.449845][ T32] INFO: task kworker/1:200:3965 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 878.449884][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.450063][ T32] Workqueue: events bpf_prog_free_deferred [ 878.450176][ T32] Call trace: [ 878.450244][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.450315][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.450370][ T32] r4:00000000 [ 878.450405][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.450453][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.450540][ T32] 1d20: b1b6a000 eca77000 00000001 80239b98 7f035000 00000001 [ 878.450615][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.450669][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.450720][ T32] r5:800f0013 r4:80239bb0 [ 878.450764][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.450872][ T32] r4:82ac21e4 [ 878.450924][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.451043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.451117][ T32] r4:dffe1dc0 [ 878.451179][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.451279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 878.451393][ T32] r4:00000000 [ 878.451455][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.451596][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 878.451648][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.451737][ T32] r5:00001000 r4:dfeb3000 [ 878.451779][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.451870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.451990][ T32] r5:84e5378c r4:84e53400 [ 878.452078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.452195][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 878.452244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.452348][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.452411][ T32] r4:84e0be80 [ 878.452485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.452594][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.452647][ T32] r4:00000001 [ 878.452688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.452763][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 878.452821][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.452942][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.453110][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.453216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.453388][ T32] r4:84d87ac0 [ 878.453449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.453539][ T32] INFO: task kworker/1:201:3968 blocked for more than 455 seconds. ** 3 printk messages dropped ** [ 878.453850][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 878.454387][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 878.455149][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 878.455333][ T32] r5:850bef8c r4:850bec00 ** 1 printk messages dropped ** [ 878.455514][ T32] r7:ddde2d80 r6:83018200 r5:850bef8c r4:84fb1100 ** 4 printk messages dropped ** [ 878.455784][ T32] r10:00000000 r9:84fb1100 r8:80287e08 r7:e48e5e60 r6:85030700 r5:84c5d400 ** 7 printk messages dropped ** [ 878.456256][ T32] r4:84fa4ac0 ** 2 printk messages dropped ** [ 878.456737][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 878.457130][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.457199][ T32] 1d20: b1b6a000 eca77000 00000001 80239b98 7f035000 00000001 [ 878.457273][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.457362][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.457428][ T32] r5:800f0013 r4:80239bb0 [ 878.457474][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.457629][ T32] r4:82ac21e4 [ 878.457683][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.457848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.457905][ T32] r4:dffe1dc0 [ 878.457941][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.457992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 878.458031][ T32] r4:00000000 [ 878.458057][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.458123][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 878.458155][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.458202][ T32] r5:00001000 r4:dfeb3000 [ 878.458274][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.458330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.458398][ T32] r5:84e5378c r4:84e53400 [ 878.458453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.458554][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 878.458599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.488057][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.488222][ T32] r4:84e0be80 [ 878.488268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.488397][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.488441][ T32] r4:00000001 [ 878.488479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.488551][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 878.488608][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.488662][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 878.489551][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 878.490040][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 878.490464][ T32] r5:84c5b000 r4:8291a680 ** 5 printk messages dropped ** [ 878.490818][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 878.491362][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.491474][ T32] r5:85110f8c r4:85110c00 [ 878.491518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.491573][ T32] r7:dddced80 r6:83018000 r5:85110f8c r4:85030780 [ 878.491595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.491648][ T32] r10:61c88647 r9:84c5b000 r8:850307ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.491698][ T32] r4:85030780 [ 878.491750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.491809][ T32] r10:00000000 r9:85030780 r8:80287e08 r7:e48c9e60 r6:85030800 r5:84c5b000 [ 878.491833][ T32] r4:00000001 [ 878.491853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.491900][ T32] Exception stack(0xe48f9fb0 to 0xe48f9ff8) [ 878.491946][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 878.491984][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.492014][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.492047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.492073][ T32] r4:8502cc80 [ 878.492476][ T32] INFO: task kworker/0:226:3969 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 878.492535][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.492627][ T32] Workqueue: events bpf_prog_free_deferred [ 878.492673][ T32] Call trace: [ 878.492704][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.492762][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.492788][ T32] r4:00000000 [ 878.492809][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.492876][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.492913][ T32] 1d20: b1e25000 eca77000 00000001 80239b98 7f035000 00000001 [ 878.492945][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.492974][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.493025][ T32] r5:800f0013 r4:80239bb0 [ 878.493051][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.493096][ T32] r4:82ac21e4 [ 878.493136][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.493189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.493213][ T32] r4:dffe1dc0 [ 878.493233][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.493278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 878.493325][ T32] r4:00000000 [ 878.493413][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.493472][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 1 printk messages dropped ** [ 878.493541][ T32] r5:00001000 r4:dfeb3000 [ 878.493561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.493604][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.493650][ T32] r5:84e5378c r4:84e53400 [ 878.493671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.493721][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 878.493744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.493811][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.493840][ T32] r4:84e0be80 [ 878.493861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.493940][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.493968][ T32] r4:00000001 [ 878.493991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.494030][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 878.494060][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.494091][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.494120][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.494176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.494228][ T32] r4:84d87ac0 ** 2 printk messages dropped ** [ 878.494317][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 878.494569][ T32] r10:8291a684 r9:e8909d84 r8:00000002 r7:60000113 r6:e8909d8c r5:850e8000 ** 9 printk messages dropped ** [ 878.495009][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 878.495489][ T32] r5:850bf78c r4:850bf400 [ 878.495510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 878.495634][ T32] r10:61c88647 r9:850e8000 r8:84fb12ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 878.495905][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 878.496422][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 7 printk messages dropped ** [ 878.496733][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 878.497177][ T32] r5:00001000 r4:dfeb3000 ** 6 printk messages dropped ** [ 878.497558][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 878.497933][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 878.498516][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 878.539534][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 878.539706][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.539752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fa4d00 [ 878.539776][ T32] r4:00000000 [ 878.539798][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.539849][ T32] r9:83018205 r8:850e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 878.539873][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.539924][ T32] r5:00001000 r4:e0091000 [ 878.539945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.539988][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.540035][ T32] r5:850bf38c r4:850bf000 [ 878.540056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.540108][ T32] r7:ddde2d80 r6:83018200 r5:850bf38c r4:84fb1380 [ 878.540130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.540181][ T32] r10:61c88647 r9:850e8c00 r8:84fb13ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.540204][ T32] r4:84fb1380 [ 878.540225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.540277][ T32] r10:00000000 r9:84fb1380 r8:80287e08 r7:e8909e60 r6:85030900 r5:850e8c00 [ 878.540300][ T32] r4:00000001 [ 878.540320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.540361][ T32] Exception stack(0xe890dfb0 to 0xe890dff8) ** 6 printk messages dropped ** [ 878.540958][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 878.541516][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.541549][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.541575][ T32] r5:800f0013 r4:80239bb0 [ 878.541789][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.541856][ T32] r4:82ac21e4 [ 878.542151][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 14 printk messages dropped ** [ 878.576427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 878.577516][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 878.591985][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 878.597961][ T32] r5:850c138c r4:850c1000 ** 6 printk messages dropped ** [ 878.630747][ T32] r10:00000000 r9:84fb1400 r8:80287e08 r7:e8909e60 r6:85030980 r5:850eb000 ** 18 printk messages dropped ** [ 878.632581][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 18 printk messages dropped ** [ 878.634105][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 13 printk messages dropped ** [ 878.634812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 878.635144][ T32] Call trace: [ 878.635615][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 878.635729][ T32] r10:8291a684 r9:e891dd84 r8:00000002 r7:60000013 r6:e891dd8c r5:850e9800 [ 878.635779][ T32] r4:850e9800 [ 878.635825][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 878.635918][ T32] r5:850e9800 r4:8291a680 [ 878.635960][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.636051][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 878.636147][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e891de08 [ 878.636302][ T32] r4:00000000 [ 878.636328][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 878.636370][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.636416][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.636497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8a980 [ 878.636526][ T32] r4:00000000 [ 878.636548][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.636598][ T32] r9:83018205 r8:850e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 878.636674][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.636779][ T32] r5:00001000 r4:e00dd000 [ 878.636805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 878.637186][ T32] r7:ddde2d80 r6:83018200 r5:850bfb8c r4:84fb1480 ** 12 printk messages dropped ** [ 878.660261][ T32] r4:84f8a740 ** 8 printk messages dropped ** [ 878.661261][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 12 printk messages dropped ** [ 878.662078][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 15 printk messages dropped ** [ 878.664143][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 14 printk messages dropped ** [ 878.665014][ T32] r4:850ec800 ** 8 printk messages dropped ** [ 878.665596][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 878.666160][ T32] r5:850bff8c r4:850bfc00 [ 878.666186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.666238][ T32] r7:ddde2d80 r6:83018200 r5:850bff8c r4:84fb1500 [ 878.666259][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.666310][ T32] r10:61c88647 r9:850ec800 r8:84fb152c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.666371][ T32] r4:84fb1500 [ 878.666442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.666496][ T32] r10:00000000 r9:84fb1500 r8:80287e08 r7:e8919e60 r6:85030a80 r5:850ec800 [ 878.666556][ T32] r4:00000001 ** 4 printk messages dropped ** [ 878.666742][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 878.667954][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 20 printk messages dropped ** [ 878.703274][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 17 printk messages dropped ** [ 878.704109][ T32] r4:850ed400 ** 8 printk messages dropped ** [ 878.704508][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 13 printk messages dropped ** [ 878.705166][ T32] r4:84fb1600 ** 9 printk messages dropped ** [ 878.705548][ T32] r4:84fa4240 ** 9 printk messages dropped ** [ 878.706488][ T32] 1d20: b3af1000 eca77000 00000001 80239b98 7f035000 00000001 ** 22 printk messages dropped ** [ 878.707549][ T32] r4:84e0be80 ** 10 printk messages dropped ** [ 878.707946][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 17 printk messages dropped ** [ 878.708645][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 878.723838][ T32] r9:83018205 r8:850ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 878.723888][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.723963][ T32] r5:00001000 r4:e0117000 [ 878.724011][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.724063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.724112][ T32] r5:850c078c r4:850c0400 [ 878.724134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.724187][ T32] r7:ddde2d80 r6:83018200 r5:850c078c r4:84fb1680 [ 878.724209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.724260][ T32] r10:61c88647 r9:850ebc00 r8:84fb16ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.724285][ T32] r4:84fb1680 [ 878.724306][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.724358][ T32] r10:00000000 r9:84fb1680 r8:80287e08 r7:e8919e60 r6:85030b80 r5:850ebc00 [ 878.724400][ T32] r4:00000001 [ 878.724422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.724464][ T32] Exception stack(0xe8935fb0 to 0xe8935ff8) [ 878.724498][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 878.724529][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.724558][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.724589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.724613][ T32] r4:84fa4240 [ 878.724966][ T32] INFO: task kworker/1:208:3982 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 878.725003][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.725077][ T32] Workqueue: events bpf_prog_free_deferred [ 878.725125][ T32] Call trace: [ 878.725157][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.725217][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.725256][ T32] r4:00000000 ** 4 printk messages dropped ** [ 878.725518][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 12 printk messages dropped ** [ 878.725941][ T32] r5:00001000 r4:dfeb3000 ** 6 printk messages dropped ** [ 878.726221][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.726245][ T32] r4:84e0be80 [ 878.726265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.726316][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.726341][ T32] r4:00000001 [ 878.726362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 878.726470][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 878.727312][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 878.727805][ T32] r5:850c0b8c r4:850c0800 ** 9 printk messages dropped ** [ 878.728267][ T32] Exception stack(0xe893dfb0 to 0xe893dff8) ** 11 printk messages dropped ** [ 878.748171][ T32] r4:00000000 ** 10 printk messages dropped ** [ 878.749658][ T32] r4:dffe1dc0 ** 11 printk messages dropped ** [ 878.750165][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 15 printk messages dropped ** [ 878.751176][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 10 printk messages dropped ** [ 878.751781][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 878.751830][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48d5e08 [ 878.751866][ T32] r4:00000000 [ 878.751916][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 878.751959][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.751997][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.752259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f981c0 [ 878.752327][ T32] r4:00000000 [ 878.752369][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.752429][ T32] r9:83018205 r8:8508b000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 878.752480][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.752531][ T32] r5:00001000 r4:e013d000 [ 878.752554][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.752597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.752645][ T32] r5:850c0f8c r4:850c0c00 [ 878.752666][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.752728][ T32] r7:ddde2d80 r6:83018200 r5:850c0f8c r4:84fb1780 [ 878.752754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.752807][ T32] r10:61c88647 r9:8508b000 r8:84fb17ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.752846][ T32] r4:84fb1780 [ 878.752945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.753000][ T32] r10:00000000 r9:84fb1780 r8:80287e08 r7:e8919e60 r6:84fb1800 r5:8508b000 [ 878.753274][ T32] r4:00000001 [ 878.753367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.753425][ T32] Exception stack(0xe48d5fb0 to 0xe48d5ff8) [ 878.753455][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 878.753488][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.753517][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.753575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.753604][ T32] r4:84f98080 [ 878.753960][ T32] INFO: task kworker/1:210:3986 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 878.754009][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 878.754278][ T32] r4:00000000 ** 4 printk messages dropped ** [ 878.754447][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 878.754648][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 878.755133][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 5 printk messages dropped ** [ 878.755333][ T32] r4:00000001 ** 4 printk messages dropped ** [ 878.755555][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 878.756101][ T32] Call trace: ** 4 printk messages dropped ** [ 878.756310][ T32] r5:8508e000 r4:8291a680 ** 5 printk messages dropped ** [ 878.756505][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 878.756953][ T32] r5:85110b8c r4:85110800 ** 1 printk messages dropped ** [ 878.757025][ T32] r7:ddde2d80 r6:83018200 r5:85110b8c r4:84fb1880 ** 4 printk messages dropped ** [ 878.757321][ T32] r10:00000000 r9:84fb1880 r8:80287e08 r7:e8919e60 r6:84fb1900 r5:8508e000 ** 4 printk messages dropped ** [ 878.757676][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.757710][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.757742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.757790][ T32] r4:84f983c0 [ 878.757969][ T32] INFO: task kworker/1:211:3988 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 878.758048][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.758138][ T32] Workqueue: events bpf_prog_free_deferred [ 878.758190][ T32] Call trace: [ 878.758234][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.758321][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.758349][ T32] r4:00000000 [ 878.758370][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.758420][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.758452][ T32] 1d20: b407b000 eca77000 00000001 80239b98 7f035000 00000001 ** 1 printk messages dropped ** [ 878.758591][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 878.785196][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 878.785696][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 4 printk messages dropped ** [ 878.786030][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 9 printk messages dropped ** [ 878.786474][ T32] INFO: task kworker/1:212:3991 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 878.787169][ T32] r4:8508ec00 ** 3 printk messages dropped ** [ 878.787374][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 878.788014][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 878.788308][ T32] r5:850c178c r4:850c1400 ** 1 printk messages dropped ** [ 878.788385][ T32] r7:ddde2d80 r6:83018200 r5:850c178c r4:84fb1580 ** 4 printk messages dropped ** [ 878.788574][ T32] r10:00000000 r9:84fb1580 r8:80287e08 r7:e48b5e60 r6:84fb1700 r5:8508ec00 ** 9 printk messages dropped ** [ 878.803068][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 878.803917][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 878.804625][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 878.805480][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 878.805937][ T32] r4:84d87ac0 ** 4 printk messages dropped ** [ 878.806222][ T32] task:kworker/1:213 state:D stack:0 pid:3993 tgid:3993 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 878.807236][ T32] r4:00000000 ** 4 printk messages dropped ** [ 878.807541][ T32] r4:00000000 ** 6 printk messages dropped ** [ 878.808404][ T32] r5:8511138c r4:85111000 ** 1 printk messages dropped ** [ 878.808797][ T32] r7:ddde2d80 r6:83018200 r5:8511138c r4:84fb1980 ** 4 printk messages dropped ** [ 878.826918][ T32] r10:00000000 r9:84fb1980 r8:80287e08 r7:e8949e60 r6:84fb1b00 r5:8508d400 [ 878.826993][ T32] r4:00000001 [ 878.827031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.827075][ T32] Exception stack(0xe894dfb0 to 0xe894dff8) [ 878.827134][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.827185][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.827243][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.827279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.827340][ T32] r4:84f98600 [ 878.827908][ T32] INFO: task kworker/1:213:3993 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 878.827992][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.828091][ T32] Workqueue: events bpf_prog_free_deferred [ 878.828189][ T32] Call trace: [ 878.828269][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.828337][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.828364][ T32] r4:00000000 [ 878.828389][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.828433][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.828466][ T32] 1d20: b45a2000 eca77000 00000001 80239b98 7f035000 00000001 [ 878.828521][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.828561][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.828588][ T32] r5:800f0013 r4:80239bb0 [ 878.828610][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.828658][ T32] r4:82ac21e4 [ 878.828679][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.839597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.839727][ T32] r4:dffe1dc0 [ 878.839759][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.839832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 878.839858][ T32] r4:00000000 [ 878.839879][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.840223][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 878.840255][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.840308][ T32] r5:00001000 r4:dfeb3000 [ 878.840329][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.840373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.840420][ T32] r5:84e5378c r4:84e53400 [ 878.840444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.840497][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 878.840520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.840573][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.840596][ T32] r4:84e0be80 [ 878.840616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.840668][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.840691][ T32] r4:00000001 [ 878.840712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.840951][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 878.840993][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.841113][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.841795][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.841836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.841876][ T32] r4:84d87ac0 [ 878.841906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.841952][ T32] INFO: task kworker/1:214:3995 blocked for more than 455 seconds. [ 878.843753][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.843794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.843820][ T32] task:kworker/1:214 state:D stack:0 pid:3995 tgid:3995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.843883][ T32] Workqueue: events bpf_prog_free_deferred [ 878.843934][ T32] Call trace: [ 878.843968][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 878.844026][ T32] r10:8291a684 r9:e8951d84 r8:00000002 r7:60000113 r6:e8951d8c r5:8508bc00 [ 878.844149][ T32] r4:8508bc00 [ 878.845079][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 878.845138][ T32] r5:8508bc00 r4:8291a680 [ 878.846136][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 878.847181][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 878.847494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.847557][ T32] r5:850c1b8c r4:850c1800 ** 3 printk messages dropped ** [ 878.847768][ T32] r10:61c88647 r9:8508bc00 r8:84fb1a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 878.848282][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 878.872887][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 878.873345][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 878.873750][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 878.874365][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 878.874799][ T32] r4:84d87ac0 ** 4 printk messages dropped ** [ 878.875024][ T32] task:kworker/0:227 state:D stack:0 pid:3997 tgid:3997 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 878.875954][ T32] r4:00000000 ** 2 printk messages dropped ** [ 878.876144][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.876191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e0d400 [ 878.876215][ T32] r4:00000000 [ 878.876237][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.876286][ T32] r9:83018005 r8:850eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 878.876333][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.876384][ T32] r5:00001000 r4:dfcef000 [ 878.876433][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.876505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.876556][ T32] r5:8511238c r4:85112000 [ 878.876576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.876697][ T32] r7:dddced80 r6:83018000 r5:8511238c r4:85030d00 [ 878.876725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.876803][ T32] r10:61c88647 r9:850eec00 r8:85030d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.876909][ T32] r4:85030d00 [ 878.876933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.877008][ T32] r10:00000000 r9:85030d00 r8:80287e08 r7:e48c9e60 r6:85030f80 r5:850eec00 [ 878.877039][ T32] r4:00000001 [ 878.877060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.877132][ T32] Exception stack(0xe8945fb0 to 0xe8945ff8) [ 878.877167][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 878.877200][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.877228][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.877274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.877355][ T32] r4:84fa1b00 [ 878.877800][ T32] INFO: task kworker/0:227:3997 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 878.877874][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.878028][ T32] Workqueue: events bpf_prog_free_deferred [ 878.878155][ T32] Call trace: [ 878.878231][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.878348][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.878383][ T32] r4:00000000 [ 878.878405][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.878452][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.878510][ T32] 1d20: b4e03000 eca77000 00000001 80239b98 7f035000 00000001 [ 878.878546][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.878573][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.878621][ T32] r5:800f0013 r4:80239bb0 [ 878.878647][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.878804][ T32] r4:82ac21e4 [ 878.893327][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.893520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.893578][ T32] r4:dffe1dc0 [ 878.893620][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.893722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 878.893780][ T32] r4:00000000 [ 878.893828][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.893935][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 878.893987][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.894087][ T32] r5:00001000 r4:dfeb3000 [ 878.894138][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.894194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.894258][ T32] r5:84e5378c r4:84e53400 [ 878.894296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.894355][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 878.894397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.894480][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.894508][ T32] r4:84e0be80 [ 878.894535][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.894590][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.894640][ T32] r4:00000001 [ 878.894689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.894735][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 878.894795][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.894831][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.894862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.894895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.894918][ T32] r4:84d87ac0 [ 878.894968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.895030][ T32] INFO: task kworker/0:228:3999 blocked for more than 455 seconds. [ 878.895094][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.895185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.895216][ T32] task:kworker/0:228 state:D stack:0 pid:3999 tgid:3999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.895320][ T32] Workqueue: events bpf_prog_free_deferred [ 878.895370][ T32] Call trace: [ 878.895421][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 878.895514][ T32] r10:8291a684 r9:e8965d84 r8:00000002 r7:60000113 r6:e8965d8c r5:850ea400 [ 878.895570][ T32] r4:850ea400 [ 878.895616][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 878.895884][ T32] r4:00000000 ** 4 printk messages dropped ** [ 878.896080][ T32] r4:00000000 ** 2 printk messages dropped ** [ 878.896207][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 878.896399][ T32] r5:85111b8c r4:85111800 [ 878.896423][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.896475][ T32] r7:dddced80 r6:83018000 r5:85111b8c r4:85030e80 [ 878.896497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.896549][ T32] r10:61c88647 r9:850ea400 r8:85030eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.896600][ T32] r4:85030e80 [ 878.896625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.896751][ T32] r10:00000000 r9:85030e80 r8:80287e08 r7:e8945e60 r6:85030d80 r5:850ea400 [ 878.896843][ T32] r4:00000001 [ 878.896868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.896909][ T32] Exception stack(0xe8965fb0 to 0xe8965ff8) [ 878.896938][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 878.896970][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.897035][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.897073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.897097][ T32] r4:84fa1b00 [ 878.897493][ T32] INFO: task kworker/0:228:3999 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 878.897536][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.897678][ T32] Workqueue: events bpf_prog_free_deferred [ 878.897841][ T32] Call trace: [ 878.897908][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.897995][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.898042][ T32] r4:00000000 [ 878.898066][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.898131][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.898168][ T32] 1d20: b4e03000 eca77000 00000001 80239b98 7f035000 00000001 ** 1 printk messages dropped ** [ 878.898311][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 878.898640][ T32] r4:dffe1dc0 ** 3 printk messages dropped ** [ 878.898817][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 878.916181][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 878.916563][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 878.916795][ T32] INFO: task kworker/1:215:4000 blocked for more than 455 seconds. ** 3 printk messages dropped ** [ 878.916944][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 878.917235][ T32] r4:84ed1800 [ 878.917256][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 878.917303][ T32] r5:84ed1800 r4:8291a680 [ 878.917398][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.917457][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 878.917540][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e895de08 [ 878.917599][ T32] r4:00000000 [ 878.917639][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 878.917680][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.917734][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.917787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f98e00 [ 878.917816][ T32] r4:00000000 [ 878.917839][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.917907][ T32] r9:83018205 r8:84ed1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [ 878.917946][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.918008][ T32] r5:00001000 r4:ea98d000 [ 878.918032][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 878.918216][ T32] r5:850c238c r4:850c2000 [ 878.918249][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 878.918493][ T32] r10:61c88647 r9:84ed1800 r8:84fb1bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.918519][ T32] r4:84fb1b80 [ 878.918564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.918626][ T32] r10:00000000 r9:84fb1b80 r8:80287e08 r7:e8951e60 r6:85030f00 r5:84ed1800 [ 878.918651][ T32] r4:00000001 [ 878.918671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.918709][ T32] Exception stack(0xe895dfb0 to 0xe895dff8) [ 878.918847][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.932339][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.932399][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.932457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.932495][ T32] r4:84f98940 [ 878.932851][ T32] INFO: task kworker/1:215:4000 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 878.932890][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.933018][ T32] Workqueue: events bpf_prog_free_deferred [ 878.933092][ T32] Call trace: [ 878.933217][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.933391][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.933434][ T32] r4:00000000 [ 878.933457][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.933508][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.933581][ T32] 1d20: b5257000 eca77000 00000001 80239b98 7f035000 00000001 [ 878.933666][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.933701][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.933739][ T32] r5:800f0013 r4:80239bb0 [ 878.933798][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.933851][ T32] r4:82ac21e4 [ 878.933874][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.933922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.933958][ T32] r4:dffe1dc0 [ 878.934010][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.934094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 878.934124][ T32] r4:00000000 [ 878.934174][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.934250][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 878.934298][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.934353][ T32] r5:00001000 r4:dfeb3000 [ 878.934375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.934418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.934464][ T32] r5:84e5378c r4:84e53400 [ 878.934487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.934540][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 878.934590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.934741][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.934769][ T32] r4:84e0be80 [ 878.934867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.934924][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.934950][ T32] r4:00000001 [ 878.934971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.935035][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 878.935069][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.935126][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.935164][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.935195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.935219][ T32] r4:84d87ac0 [ 878.935281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.935376][ T32] INFO: task kworker/0:229:4003 blocked for more than 455 seconds. [ 878.935441][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.935522][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.935621][ T32] task:kworker/0:229 state:D stack:0 pid:4003 tgid:4003 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.935825][ T32] Workqueue: events bpf_prog_free_deferred [ 878.935875][ T32] Call trace: [ 878.935932][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 878.936017][ T32] r10:8291a684 r9:ea989d84 r8:00000002 r7:60000113 r6:ea989d8c r5:850f0c00 [ 878.936069][ T32] r4:850f0c00 [ 878.936095][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 878.936232][ T32] r5:850f0c00 r4:8291a680 [ 878.936281][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.936329][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 878.936378][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea989e08 [ 878.936427][ T32] r4:00000000 [ 878.936451][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 878.936490][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.936527][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.936650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e0d380 [ 878.936679][ T32] r4:00000000 [ 878.936701][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.936752][ T32] r9:83018005 r8:850f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 878.936777][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.936823][ T32] r5:00001000 r4:dfb2f000 [ 878.936869][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.936944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.937006][ T32] r5:85111f8c r4:85111c00 [ 878.937031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.937136][ T32] r7:dddced80 r6:83018000 r5:85111f8c r4:85030c80 [ 878.937163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.937215][ T32] r10:61c88647 r9:850f0c00 r8:85030cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.937240][ T32] r4:85030c80 [ 878.937261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.937311][ T32] r10:00000000 r9:85030c80 r8:80287e08 r7:e8945e60 r6:85030e00 r5:850f0c00 [ 878.937413][ T32] r4:00000001 [ 878.937449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.937520][ T32] Exception stack(0xea989fb0 to 0xea989ff8) [ 878.937578][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 878.937646][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.937701][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.937738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.937762][ T32] r4:84fa1f40 [ 878.937955][ T32] INFO: task kworker/0:229:4003 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 878.937989][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.938112][ T32] Workqueue: events bpf_prog_free_deferred [ 878.938326][ T32] Call trace: [ 878.938364][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.938439][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.938469][ T32] r4:00000000 [ 878.938495][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.938540][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.938573][ T32] 1d20: b5257000 eca77000 00000001 80239b98 7f035000 00000001 [ 878.938608][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.938636][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.938662][ T32] r5:800f0013 r4:80239bb0 [ 878.938682][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.959231][ T32] r4:82ac21e4 [ 878.959396][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.959482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.959526][ T32] r4:dffe1dc0 [ 878.959571][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.959662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 878.959692][ T32] r4:00000000 [ 878.959715][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.959814][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 878.959853][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.959907][ T32] r5:00001000 r4:dfeb3000 [ 878.959959][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.960010][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.960061][ T32] r5:84e5378c r4:84e53400 [ 878.960085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.960171][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 878.960195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.960249][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.960272][ T32] r4:84e0be80 [ 878.960292][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.960402][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.960453][ T32] r4:00000001 [ 878.960479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.960522][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 878.960559][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.960603][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.960637][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.960671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.960694][ T32] r4:84d87ac0 [ 878.960730][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.960778][ T32] INFO: task kworker/1:216:4004 blocked for more than 456 seconds. [ 878.960815][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.960844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.960868][ T32] task:kworker/1:216 state:D stack:0 pid:4004 tgid:4004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.961180][ T32] Workqueue: events bpf_prog_free_deferred [ 878.961572][ T32] Call trace: [ 878.961620][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 878.961730][ T32] r10:8291a684 r9:ea991d84 r8:00000002 r7:60000113 r6:ea991d8c r5:850f1800 [ 878.961759][ T32] r4:850f1800 [ 878.961783][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 878.961832][ T32] r5:850f1800 r4:8291a680 [ 878.961854][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.961898][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 878.961946][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea991e08 [ 878.961969][ T32] r4:00000000 [ 878.961990][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 878.962026][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.962074][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 878.962673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.962754][ T32] r5:850c1f8c r4:850c1c00 ** 1 printk messages dropped ** [ 878.962857][ T32] r7:ddde2d80 r6:83018200 r5:850c1f8c r4:84fb1c00 ** 4 printk messages dropped ** [ 878.963235][ T32] r10:00000000 r9:84fb1c00 r8:80287e08 r7:e895de60 r6:84f89000 r5:850f1800 ** 5 printk messages dropped ** [ 878.963650][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 878.964381][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.964510][ T32] Workqueue: events bpf_prog_free_deferred [ 878.964607][ T32] Call trace: [ 878.964689][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.964823][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.964911][ T32] r4:00000000 [ 878.964959][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.965061][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.965135][ T32] 1d20: b56e8000 eca77000 00000001 80239b98 7f035000 00000001 [ 878.965209][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.965279][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.965371][ T32] r5:800f0013 r4:80239bb0 [ 878.965446][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.965543][ T32] r4:82ac21e4 [ 878.965586][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.965690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.965730][ T32] r4:dffe1dc0 [ 878.965779][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 878.966156][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 878.966963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 878.967427][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 878.967882][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.967946][ T32] task:kworker/1:217 state:D stack:0 pid:4007 tgid:4007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.968062][ T32] Workqueue: events bpf_prog_free_deferred [ 878.968133][ T32] Call trace: [ 878.968167][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 878.968250][ T32] r10:8291a684 r9:ea9a1d84 r8:00000002 r7:60000113 r6:ea9a1d8c r5:850f3000 [ 878.968304][ T32] r4:850f3000 [ 878.968349][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 878.968448][ T32] r5:850f3000 r4:8291a680 [ 878.968509][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.968584][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 878.968661][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a1e08 [ 878.968789][ T32] r4:00000000 [ 878.992648][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 878.992747][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 878.992795][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 878.992845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f98e80 [ 878.992871][ T32] r4:00000000 [ 878.992908][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 878.992998][ T32] r9:83018205 r8:850f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [ 878.993121][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 878.993186][ T32] r5:00001000 r4:ea99b000 [ 878.993389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 878.993451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.993503][ T32] r5:850c278c r4:850c2400 [ 878.993606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.993667][ T32] r7:ddde2d80 r6:83018200 r5:850c278c r4:84fb1d00 [ 878.993691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.993786][ T32] r10:61c88647 r9:850f3000 r8:84fb1d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.993815][ T32] r4:84fb1d00 [ 878.993838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.993999][ T32] r10:00000000 r9:84fb1d00 r8:80287e08 r7:e895de60 r6:84f89080 r5:850f3000 [ 878.994028][ T32] r4:00000001 [ 878.994078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.994136][ T32] Exception stack(0xea9a1fb0 to 0xea9a1ff8) [ 878.994181][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.994239][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.994430][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 878.995498][ T32] Workqueue: events bpf_prog_free_deferred [ 878.995630][ T32] Call trace: [ 878.995756][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 878.995821][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 878.995847][ T32] r4:00000000 [ 878.995977][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.996025][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 878.996059][ T32] 1d20: b59db000 eca77000 00000001 80239b98 7f035000 00000001 [ 878.996218][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 878.996251][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 878.996278][ T32] r5:800f0013 r4:80239bb0 [ 878.996300][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.996345][ T32] r4:82ac21e4 [ 878.996405][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.996457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 878.996482][ T32] r4:dffe1dc0 [ 878.996504][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 878.996872][ T32] r4:00000000 ** 1 printk messages dropped ** [ 878.996946][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 3 printk messages dropped ** [ 878.997081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.997155][ T32] r5:84e5378c r4:84e53400 [ 878.997190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.997252][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 878.997279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.997379][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.997502][ T32] r4:84e0be80 [ 878.997557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.997663][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 878.997692][ T32] r4:00000001 [ 878.997715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.997759][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 878.997790][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.997821][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.997852][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.997886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.997910][ T32] r4:84d87ac0 [ 878.997932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.997964][ T32] INFO: task kworker/1:218:4009 blocked for more than 456 seconds. [ 878.998002][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.998032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.998055][ T32] task:kworker/1:218 state:D stack:0 pid:4009 tgid:4009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.998654][ T32] Workqueue: events bpf_prog_free_deferred [ 879.011468][ T32] Call trace: [ 879.011703][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.011863][ T32] r10:8291a684 r9:ea9add84 r8:00000002 r7:60000113 r6:ea9add8c r5:850f2400 [ 879.011918][ T32] r4:850f2400 [ 879.011961][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.012050][ T32] r5:850f2400 r4:8291a680 [ 879.012112][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.012222][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.012318][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ade08 [ 879.012362][ T32] r4:00000000 [ 879.012405][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.012511][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.012605][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.012698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f82000 [ 879.012744][ T32] r4:00000000 [ 879.012916][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.013088][ T32] r9:83018205 r8:850f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0e7000 [ 879.013151][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.013248][ T32] r5:00001000 r4:ea9bf000 [ 879.013291][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.013407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.013508][ T32] r5:850c2f8c r4:850c2c00 [ 879.013554][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.013663][ T32] r7:ddde2d80 r6:83018200 r5:850c2f8c r4:84fb1e00 [ 879.013707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.013805][ T32] r10:61c88647 r9:850f2400 r8:84fb1e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.013851][ T32] r4:84fb1e00 [ 879.013898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.014002][ T32] r10:00000000 r9:84fb1e00 r8:80287e08 r7:ea9a1e60 r6:84f89100 r5:850f2400 [ 879.014048][ T32] r4:00000001 [ 879.014089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.014175][ T32] Exception stack(0xea9adfb0 to 0xea9adff8) [ 879.014243][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.014315][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.014431][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.014601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.014657][ T32] r4:84f98ec0 [ 879.015177][ T32] INFO: task kworker/1:218:4009 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.015225][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.015332][ T32] Workqueue: events bpf_prog_free_deferred [ 879.015384][ T32] Call trace: [ 879.015455][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.015515][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.015564][ T32] r4:00000000 [ 879.015589][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.015634][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.015667][ T32] 1d20: b59db000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.015734][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.015793][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.015845][ T32] r5:800f0013 r4:80239bb0 [ 879.015889][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.016011][ T32] r4:82ac21e4 [ 879.016077][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.016224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.016281][ T32] r4:dffe1dc0 [ 879.016323][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 879.016527][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.016624][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.016670][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.016755][ T32] r5:00001000 r4:dfeb3000 [ 879.016798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.016873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.016948][ T32] r5:84e5378c r4:84e53400 [ 879.016984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.017069][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.017109][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.017205][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.017247][ T32] r4:84e0be80 [ 879.017283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.017419][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.017465][ T32] r4:00000001 [ 879.017505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.017573][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.017659][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.017787][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.017847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.017902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.017943][ T32] r4:84d87ac0 [ 879.017983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.018034][ T32] INFO: task kworker/1:219:4010 blocked for more than 456 seconds. [ 879.018125][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.018186][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.018224][ T32] task:kworker/1:219 state:D stack:0 pid:4010 tgid:4010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.018387][ T32] Workqueue: events bpf_prog_free_deferred [ 879.018489][ T32] Call trace: [ 879.018562][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.018671][ T32] r10:8291a684 r9:ea9b5d84 r8:00000002 r7:60000113 r6:ea9b5d8c r5:850f4800 [ 879.018791][ T32] r4:850f4800 [ 879.050257][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.050424][ T32] r5:850f4800 r4:8291a680 [ 879.050467][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.050544][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.050624][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b5e08 [ 879.050666][ T32] r4:00000000 [ 879.050729][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.050805][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.051103][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.051200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f98980 [ 879.051242][ T32] r4:00000000 [ 879.052113][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.052226][ T32] r9:83018205 r8:850f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 ** 4 printk messages dropped ** [ 879.053276][ T32] r5:850c2b8c r4:850c2800 [ 879.053316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.053435][ T32] r7:ddde2d80 r6:83018200 r5:850c2b8c r4:84fb1e80 [ 879.053478][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.053565][ T32] r10:61c88647 r9:850f4800 r8:84fb1eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.053607][ T32] r4:84fb1e80 [ 879.053643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.053730][ T32] r10:00000000 r9:84fb1e80 r8:80287e08 r7:ea9ade60 r6:84f89180 r5:850f4800 [ 879.054103][ T32] r4:00000001 [ 879.054157][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.054230][ T32] Exception stack(0xea9b5fb0 to 0xea9b5ff8) [ 879.054289][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 879.054343][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.054397][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.054453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.054493][ T32] r4:84f98400 [ 879.055026][ T32] INFO: task kworker/1:219:4010 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.055093][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.055230][ T32] Workqueue: events bpf_prog_free_deferred [ 879.055314][ T32] Call trace: [ 879.055371][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.055465][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.055508][ T32] r4:00000000 [ 879.055546][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.055618][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.055671][ T32] 1d20: b5f28000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.055725][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.055772][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.055819][ T32] r5:800f0013 r4:80239bb0 [ 879.055857][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.055958][ T32] r4:82ac21e4 [ 879.056004][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.056086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.056128][ T32] r4:dffe1dc0 [ 879.056170][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.056246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.056293][ T32] r4:00000000 [ 879.056331][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.057103][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 4 printk messages dropped ** [ 879.058193][ T32] r5:84e5378c r4:84e53400 ** 3 printk messages dropped ** [ 879.074915][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 879.075224][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 6 printk messages dropped ** [ 879.075508][ T32] INFO: task kworker/1:220:4012 blocked for more than 456 seconds. [ 879.075543][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.075630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.075659][ T32] task:kworker/1:220 state:D stack:0 pid:4012 tgid:4012 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.075750][ T32] Workqueue: events bpf_prog_free_deferred [ 879.075842][ T32] Call trace: [ 879.075881][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.075994][ T32] r10:8291a684 r9:ea9bdd84 r8:00000002 r7:60000013 r6:ea9bdd8c r5:850f3c00 [ 879.076027][ T32] r4:850f3c00 [ 879.076049][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.076098][ T32] r5:850f3c00 r4:8291a680 [ 879.076121][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.076175][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.076260][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9bde08 [ 879.076290][ T32] r4:00000000 [ 879.076311][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.076365][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.076473][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.076563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f82680 [ 879.076590][ T32] r4:00000000 [ 879.076646][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.076704][ T32] r9:83018205 r8:850f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 879.076728][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.076803][ T32] r5:00001000 r4:dfaad000 [ 879.076829][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.076897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.076983][ T32] r5:850c838c r4:850c8000 [ 879.077009][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.077116][ T32] r7:ddde2d80 r6:83018200 r5:850c838c r4:84fb1d80 [ 879.077186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.077243][ T32] r10:61c88647 r9:850f3c00 r8:84fb1dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.077266][ T32] r4:84fb1d80 [ 879.077368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.077437][ T32] r10:00000000 r9:84fb1d80 r8:80287e08 r7:ea9ade60 r6:84f89200 r5:850f3c00 [ 879.077463][ T32] r4:00000001 [ 879.077484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.077524][ T32] Exception stack(0xea9bdfb0 to 0xea9bdff8) [ 879.077619][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.077658][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.077687][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.077719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.077788][ T32] r4:84f98ec0 [ 879.078370][ T32] INFO: task kworker/1:220:4012 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.078419][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.078523][ T32] Workqueue: events bpf_prog_free_deferred [ 879.078648][ T32] Call trace: [ 879.078730][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.095986][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.096039][ T32] r4:00000000 [ 879.096094][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.096182][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.096251][ T32] 1d20: b620b000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.096374][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.096420][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.096447][ T32] r5:800f0013 r4:80239bb0 [ 879.096470][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.096550][ T32] r4:82ac21e4 [ 879.096575][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.096626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.096650][ T32] r4:dffe1dc0 [ 879.096672][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.096749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.096778][ T32] r4:00000000 [ 879.096801][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.096854][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.096913][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.096972][ T32] r5:00001000 r4:dfeb3000 [ 879.096994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.097036][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.097085][ T32] r5:84e5378c r4:84e53400 [ 879.097106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.097166][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.097190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.097242][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.097300][ T32] r4:84e0be80 [ 879.097359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.097436][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.097461][ T32] r4:00000001 [ 879.097519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.097574][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.097605][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.097638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.097738][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.097789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.097814][ T32] r4:84d87ac0 [ 879.097839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.097878][ T32] INFO: task kworker/1:221:4015 blocked for more than 456 seconds. [ 879.097944][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.097980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.098003][ T32] task:kworker/1:221 state:D stack:0 pid:4015 tgid:4015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.098090][ T32] Workqueue: events bpf_prog_free_deferred [ 879.116907][ T32] Call trace: [ 879.116979][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.117066][ T32] r10:8291a684 r9:ea9cdd84 r8:00000002 r7:60000013 r6:ea9cdd8c r5:850f6c00 [ 879.117093][ T32] r4:850f6c00 [ 879.117115][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.117178][ T32] r5:850f6c00 r4:8291a680 [ 879.117201][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.117246][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.117370][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9cde08 [ 879.117437][ T32] r4:00000000 [ 879.117484][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.117532][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.117578][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.117628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f821c0 [ 879.117653][ T32] r4:00000000 [ 879.117674][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.117726][ T32] r9:83018205 r8:850f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [ 879.117750][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.117799][ T32] r5:00001000 r4:ea9c5000 [ 879.117820][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.117875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.117972][ T32] r5:850c338c r4:850c3000 [ 879.118020][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.118121][ T32] r7:ddde2d80 r6:83018200 r5:850c338c r4:84fb1f80 [ 879.118186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.118340][ T32] r10:61c88647 r9:850f6c00 r8:84fb1fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.118409][ T32] r4:84fb1f80 [ 879.118487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.118595][ T32] r10:00000000 r9:84fb1f80 r8:80287e08 r7:ea9bde60 r6:84f89280 r5:850f6c00 [ 879.118642][ T32] r4:00000001 [ 879.118716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.118811][ T32] Exception stack(0xea9cdfb0 to 0xea9cdff8) [ 879.118885][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.118952][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.122406][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.122524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 879.123042][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 879.123364][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 879.123592][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 879.123748][ T32] r4:dffe1dc0 ** 6 printk messages dropped ** [ 879.124094][ T32] r5:00001000 r4:dfeb3000 ** 4 printk messages dropped ** [ 879.124292][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 7 printk messages dropped ** [ 879.124574][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 6 printk messages dropped ** [ 879.124879][ T32] INFO: task kworker/1:222:4016 blocked for more than 456 seconds. ** 1 printk messages dropped ** [ 879.124941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.124963][ T32] task:kworker/1:222 state:D stack:0 pid:4016 tgid:4016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.125013][ T32] Workqueue: events bpf_prog_free_deferred [ 879.125093][ T32] Call trace: [ 879.125150][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.125205][ T32] r10:8291a684 r9:ea9d1d84 r8:00000002 r7:60000013 r6:ea9d1d8c r5:850f5400 [ 879.125276][ T32] r4:850f5400 [ 879.125304][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.125430][ T32] r5:850f5400 r4:8291a680 [ 879.125492][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.125541][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.125589][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d1e08 [ 879.125613][ T32] r4:00000000 [ 879.125633][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.125702][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.125776][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.125848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f82500 [ 879.125876][ T32] r4:00000000 [ 879.125897][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.125979][ T32] r9:83018205 r8:850f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 879.126005][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.126064][ T32] r5:00001000 r4:df9df000 [ 879.126104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.126231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.126295][ T32] r5:850c3b8c r4:850c3800 [ 879.126340][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.126438][ T32] r7:ddde2d80 r6:83018200 r5:850c3b8c r4:84fb1f00 [ 879.126516][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.126623][ T32] r10:61c88647 r9:850f5400 r8:84fb1f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.126671][ T32] r4:84fb1f00 [ 879.126712][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.126766][ T32] r10:00000000 r9:84fb1f00 r8:80287e08 r7:ea9bde60 r6:84f89300 r5:850f5400 [ 879.126790][ T32] r4:00000001 [ 879.126816][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.126967][ T32] Exception stack(0xea9d1fb0 to 0xea9d1ff8) [ 879.127075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.127172][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.127269][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.127339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.127387][ T32] r4:84f822c0 [ 879.127743][ T32] INFO: task kworker/1:222:4016 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.127811][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.127980][ T32] Workqueue: events bpf_prog_free_deferred [ 879.128074][ T32] Call trace: [ 879.128188][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.128299][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.128349][ T32] r4:00000000 [ 879.128391][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.128476][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.128542][ T32] 1d20: b6415000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.128605][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.128660][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.128698][ T32] r5:800f0013 r4:80239bb0 [ 879.128791][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.149571][ T32] r4:82ac21e4 [ 879.149624][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.149698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.149725][ T32] r4:dffe1dc0 [ 879.149746][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.149804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.149832][ T32] r4:00000000 [ 879.149852][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.149958][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.150014][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.150117][ T32] r5:00001000 r4:dfeb3000 [ 879.150178][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.150269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.150381][ T32] r5:84e5378c r4:84e53400 [ 879.150455][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 879.150694][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 879.151202][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 879.151651][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 879.152035][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 879.152267][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 879.152556][ T32] r5:00001000 r4:dfa61000 ** 2 printk messages dropped ** [ 879.152677][ T32] r5:850c3f8c r4:850c3c00 [ 879.152724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 879.152894][ T32] r10:61c88647 r9:850f0000 r8:84e7f0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 879.153234][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.153272][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.153302][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.153374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.153432][ T32] r4:84f825c0 [ 879.154045][ T32] INFO: task kworker/1:223:4020 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.154124][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.154231][ T32] Workqueue: events bpf_prog_free_deferred [ 879.154300][ T32] Call trace: [ 879.154361][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.154481][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.154550][ T32] r4:00000000 [ 879.154624][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.154747][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.154907][ T32] 1d20: b65f3000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.155060][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.155119][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.155161][ T32] r5:800f0013 r4:80239bb0 [ 879.155190][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.155304][ T32] r4:82ac21e4 [ 879.155331][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.155380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.155406][ T32] r4:dffe1dc0 [ 879.155426][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.155521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.155599][ T32] r4:00000000 [ 879.155654][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.155752][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.155795][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.155882][ T32] r5:00001000 r4:dfeb3000 [ 879.155949][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.156038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.156088][ T32] r5:84e5378c r4:84e53400 [ 879.156125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.156346][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.156385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.156469][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.156498][ T32] r4:84e0be80 [ 879.156519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.156577][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.156604][ T32] r4:00000001 [ 879.156629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.156674][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.156732][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.156767][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.156925][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 879.157015][ T32] r4:84d87ac0 ** 2 printk messages dropped ** [ 879.157099][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 879.157504][ T32] r10:8291a684 r9:ea985d84 r8:00000002 r7:60000013 r6:ea985d8c r5:85089800 ** 5 printk messages dropped ** [ 879.158133][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea985e08 [ 879.158166][ T32] r4:00000000 [ 879.158187][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.158229][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.158267][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.158340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f82f00 [ 879.158369][ T32] r4:00000000 [ 879.158395][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.158447][ T32] r9:83018205 r8:85089800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 879.158472][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.158517][ T32] r5:00001000 r4:e001f000 [ 879.158538][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.158579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.158642][ T32] r5:850c8f8c r4:850c8c00 [ 879.158667][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.189589][ T32] r7:ddde2d80 r6:83018200 r5:850c8f8c r4:84e7f100 [ 879.189839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.190021][ T32] r10:61c88647 r9:85089800 r8:84e7f12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.190106][ T32] r4:84e7f100 [ 879.190169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.190242][ T32] r10:00000000 r9:84e7f100 r8:80287e08 r7:ea9bde60 r6:84e7f180 r5:85089800 [ 879.190297][ T32] r4:00000001 [ 879.190370][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.190493][ T32] Exception stack(0xea985fb0 to 0xea985ff8) [ 879.190597][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 879.190655][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.190688][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.190720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.190744][ T32] r4:84f825c0 [ 879.191285][ T32] INFO: task kworker/1:224:4022 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.191363][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.191503][ T32] Workqueue: events bpf_prog_free_deferred [ 879.191556][ T32] Call trace: [ 879.191656][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.191743][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.191779][ T32] r4:00000000 [ 879.191800][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.191844][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.191905][ T32] 1d20: b69d7000 eca77000 00000001 80239b98 7f035000 00000001 ** 3 printk messages dropped ** [ 879.192193][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 879.192843][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 6 printk messages dropped ** [ 879.193489][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 4 printk messages dropped ** [ 879.193861][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 5 printk messages dropped ** [ 879.194085][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 879.194608][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 879.195107][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 879.195567][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.195613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f82ac0 [ 879.195638][ T32] r4:00000000 [ 879.195658][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.195732][ T32] r9:83018005 r8:8508c800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 879.195766][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.195841][ T32] r5:00001000 r4:dfd31000 [ 879.195918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.195965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.196012][ T32] r5:850c878c r4:850c8400 [ 879.196033][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.196095][ T32] r7:dddced80 r6:83018000 r5:850c878c r4:84f89400 [ 879.196122][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.196181][ T32] r10:61c88647 r9:8508c800 r8:84f8942c r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.196204][ T32] r4:84f89400 [ 879.196224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.196273][ T32] r10:00000000 r9:84f89400 r8:80287e08 r7:e8945e60 r6:84e7f000 r5:8508c800 [ 879.196302][ T32] r4:00000001 [ 879.196325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.196376][ T32] Exception stack(0xea9e1fb0 to 0xea9e1ff8) [ 879.196414][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.196479][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.196512][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.196549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.196600][ T32] r4:84e0d440 [ 879.196870][ T32] INFO: task kworker/0:230:4025 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.196972][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.197229][ T32] Workqueue: events bpf_prog_free_deferred [ 879.197422][ T32] Call trace: [ 879.197493][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.197615][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.197686][ T32] r4:00000000 [ 879.197744][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.197823][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.197934][ T32] 1d20: b69d7000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.197972][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.198005][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.198033][ T32] r5:800f0013 r4:80239bb0 [ 879.198093][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.198169][ T32] r4:82ac21e4 [ 879.198218][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.198331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.198405][ T32] r4:dffe1dc0 [ 879.198456][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.198539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.198595][ T32] r4:00000000 [ 879.198647][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.198803][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.219415][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.219552][ T32] r5:00001000 r4:dfeb3000 [ 879.219602][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.219698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.219810][ T32] r5:84e5378c r4:84e53400 [ 879.219868][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.219968][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.220035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.220161][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.220231][ T32] r4:84e0be80 [ 879.220287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.220393][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.220446][ T32] r4:00000001 [ 879.220494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.220579][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.220652][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.220727][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.220785][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.220847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.220896][ T32] r4:84d87ac0 [ 879.220951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.221011][ T32] INFO: task kworker/0:231:4026 blocked for more than 456 seconds. [ 879.221076][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.221163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.221228][ T32] task:kworker/0:231 state:D stack:0 pid:4026 tgid:4026 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.221360][ T32] Workqueue: events bpf_prog_free_deferred [ 879.221443][ T32] Call trace: [ 879.221510][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.221600][ T32] r10:8291a684 r9:ea9e9d84 r8:00000002 r7:60000113 r6:ea9e9d8c r5:85090000 [ 879.221631][ T32] r4:85090000 [ 879.221653][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.221700][ T32] r5:85090000 r4:8291a680 [ 879.221722][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.221766][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 879.222051][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 879.222476][ T32] r5:00001000 r4:e48ad000 ** 2 printk messages dropped ** [ 879.222585][ T32] r5:847d7b8c r4:847d7800 [ 879.222733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 879.222892][ T32] r4:84f89500 ** 5 printk messages dropped ** [ 879.223152][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 879.224123][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 879.224433][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.224460][ T32] r4:00000000 [ 879.224481][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.224525][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.224558][ T32] 1d20: b6c5f000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.224609][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.224671][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.224728][ T32] r5:800f0013 r4:80239bb0 [ 879.224770][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.224861][ T32] r4:82ac21e4 [ 879.224905][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.225028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.225083][ T32] r4:dffe1dc0 [ 879.225127][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.225236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.225287][ T32] r4:00000000 [ 879.225374][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.225498][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.225563][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.225658][ T32] r5:00001000 r4:dfeb3000 [ 879.225710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.225797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.225979][ T32] r5:84e5378c r4:84e53400 [ 879.226025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.226108][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.226140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.226219][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.226247][ T32] r4:84e0be80 [ 879.226276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.226344][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.226412][ T32] r4:00000001 [ 879.226437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.226479][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.226508][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.226565][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.226623][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.226674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.226727][ T32] r4:84d87ac0 ** 1 printk messages dropped ** [ 879.226783][ T32] INFO: task kworker/1:225:4027 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 879.227144][ T32] r4:850f6000 ** 3 printk messages dropped ** [ 879.227448][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 879.227909][ T32] r4:00000000 ** 2 printk messages dropped ** [ 879.228141][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 879.228392][ T32] r5:850c8b8c r4:850c8800 ** 1 printk messages dropped ** [ 879.228567][ T32] r7:ddde2d80 r6:83018200 r5:850c8b8c r4:84e7f200 ** 4 printk messages dropped ** [ 879.263072][ T32] r10:00000000 r9:84e7f200 r8:80287e08 r7:ea985e60 r6:84f89580 r5:850f6000 ** 2 printk messages dropped ** [ 879.263422][ T32] Exception stack(0xea9b9fb0 to 0xea9b9ff8) [ 879.263462][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.263496][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.263544][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.263644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.263699][ T32] r4:84f82c40 [ 879.264178][ T32] INFO: task kworker/1:225:4027 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.264222][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.264336][ T32] Workqueue: events bpf_prog_free_deferred [ 879.264422][ T32] Call trace: [ 879.264459][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.264520][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.264545][ T32] r4:00000000 [ 879.264583][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.264664][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.264740][ T32] 1d20: b72e2000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.264809][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.264841][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.264898][ T32] r5:800f0013 r4:80239bb0 [ 879.264923][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.264999][ T32] r4:82ac21e4 [ 879.265043][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.265096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.265122][ T32] r4:dffe1dc0 [ 879.265171][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.265230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.265276][ T32] r4:00000000 [ 879.265299][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.265420][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.265452][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.265501][ T32] r5:00001000 r4:dfeb3000 [ 879.265522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.265565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.265644][ T32] r5:84e5378c r4:84e53400 [ 879.265670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.265723][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.265747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.265930][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.265959][ T32] r4:84e0be80 [ 879.265980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.266033][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.266057][ T32] r4:00000001 [ 879.266077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.266114][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.266152][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.266183][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.266211][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.266244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.266301][ T32] r4:84d87ac0 [ 879.266361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.266413][ T32] INFO: task kworker/0:232:4028 blocked for more than 456 seconds. [ 879.266465][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.266526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.266553][ T32] task:kworker/0:232 state:D stack:0 pid:4028 tgid:4028 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.266648][ T32] Workqueue: events bpf_prog_free_deferred [ 879.267282][ T32] Call trace: ** 2 printk messages dropped ** [ 879.267643][ T32] r4:84c68000 ** 5 printk messages dropped ** [ 879.268037][ T32] r4:00000000 ** 2 printk messages dropped ** [ 879.268157][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 879.268559][ T32] r5:00001000 r4:dfeb5000 ** 2 printk messages dropped ** [ 879.268701][ T32] r5:8511278c r4:85112400 [ 879.268721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 879.285851][ T32] r10:61c88647 r9:84c68000 r8:84f894ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.285901][ T32] r4:84f89480 [ 879.285926][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.285983][ T32] r10:00000000 r9:84f89480 r8:80287e08 r7:ea9e9e60 r6:84f89600 r5:84c68000 [ 879.286027][ T32] r4:00000001 [ 879.286053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.286105][ T32] Exception stack(0xea9d5fb0 to 0xea9d5ff8) [ 879.286168][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 879.286225][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.286259][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.286301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.286348][ T32] r4:84e0d5c0 [ 879.286740][ T32] INFO: task kworker/0:232:4028 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.286780][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.286922][ T32] Workqueue: events bpf_prog_free_deferred [ 879.287034][ T32] Call trace: [ 879.287113][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.287177][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.287203][ T32] r4:00000000 [ 879.287252][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.287309][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.287366][ T32] 1d20: b7962000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.287427][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.287459][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.287485][ T32] r5:800f0013 r4:80239bb0 [ 879.287506][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.287574][ T32] r4:82ac21e4 [ 879.287604][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.287654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.287699][ T32] r4:dffe1dc0 [ 879.287744][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.287799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.287836][ T32] r4:00000000 [ 879.287866][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.287927][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.287954][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.288002][ T32] r5:00001000 r4:dfeb3000 [ 879.288048][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.288097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.288168][ T32] r5:84e5378c r4:84e53400 [ 879.288198][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.288252][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 1 printk messages dropped ** [ 879.288361][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 879.288600][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 5 printk messages dropped ** [ 879.288791][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 879.295112][ T32] Call trace: [ 879.295183][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.295258][ T32] r10:8291a684 r9:ea9f5d84 r8:00000002 r7:60000113 r6:ea9f5d8c r5:84c6a400 [ 879.295306][ T32] r4:84c6a400 [ 879.295340][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.295392][ T32] r5:84c6a400 r4:8291a680 [ 879.295442][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.295491][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.295579][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f5e08 [ 879.295628][ T32] r4:00000000 [ 879.295652][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.295691][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.295733][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.295796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f82c00 [ 879.295869][ T32] r4:00000000 [ 879.295895][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.295949][ T32] r9:83018205 r8:84c6a400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 879.295973][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.296028][ T32] r5:00001000 r4:e0039000 [ 879.296075][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.296123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.296195][ T32] r5:850c938c r4:850c9000 [ 879.296220][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.296274][ T32] r7:ddde2d80 r6:83018200 r5:850c938c r4:84e7f280 [ 879.296332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.296392][ T32] r10:61c88647 r9:84c6a400 r8:84e7f2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.296451][ T32] r4:84e7f280 [ 879.296477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.296531][ T32] r10:00000000 r9:84e7f280 r8:80287e08 r7:ea985e60 r6:84f89680 r5:84c6a400 [ 879.296563][ T32] r4:00000001 [ 879.296587][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.296629][ T32] Exception stack(0xea9f5fb0 to 0xea9f5ff8) [ 879.296660][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 879.296691][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.296720][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.296753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.296801][ T32] r4:84f82f40 [ 879.297159][ T32] INFO: task kworker/1:226:4034 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.297196][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.297277][ T32] Workqueue: events bpf_prog_free_deferred [ 879.297384][ T32] Call trace: [ 879.297427][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.297509][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.297539][ T32] r4:00000000 [ 879.297560][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.297603][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.297634][ T32] 1d20: b7962000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.297666][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.297693][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.297741][ T32] r5:800f0013 r4:80239bb0 [ 879.297789][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.297838][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 879.297971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 6 printk messages dropped ** [ 879.298229][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 879.298530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 879.298793][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.311037][ T32] r4:00000001 [ 879.311082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.311178][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.311238][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.311313][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.311371][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.311413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.311439][ T32] r4:84d87ac0 [ 879.311464][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.311506][ T32] INFO: task kworker/1:227:4035 blocked for more than 456 seconds. [ 879.311552][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.311584][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.311607][ T32] task:kworker/1:227 state:D stack:0 pid:4035 tgid:4035 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.311741][ T32] Workqueue: events bpf_prog_free_deferred [ 879.311801][ T32] Call trace: [ 879.311834][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.311890][ T32] r10:8291a684 r9:ea9f9d84 r8:00000002 r7:60000013 r6:ea9f9d8c r5:84c68c00 [ 879.311916][ T32] r4:84c68c00 [ 879.311979][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.312031][ T32] r5:84c68c00 r4:8291a680 [ 879.312064][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.312112][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.312205][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f9e08 [ 879.312232][ T32] r4:00000000 [ 879.312254][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.312292][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.312349][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.312415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f82240 [ 879.312443][ T32] r4:00000000 [ 879.312477][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.312534][ T32] r9:83018205 r8:84c68c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 879.312567][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.312628][ T32] r5:00001000 r4:e0051000 [ 879.312653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.312706][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.312757][ T32] r5:850c978c r4:850c9400 [ 879.312778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.312830][ T32] r7:ddde2d80 r6:83018200 r5:850c978c r4:84e7f300 [ 879.312851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.312902][ T32] r10:61c88647 r9:84c68c00 r8:84e7f32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.312925][ T32] r4:84e7f300 [ 879.312975][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.313052][ T32] r10:00000000 r9:84e7f300 r8:80287e08 r7:ea9f5e60 r6:84f89800 r5:84c68c00 [ 879.313080][ T32] r4:00000001 [ 879.313141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.313189][ T32] Exception stack(0xea9f9fb0 to 0xea9f9ff8) [ 879.313220][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.313252][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.313281][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.313400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.313437][ T32] r4:84f82980 [ 879.313780][ T32] INFO: task kworker/1:227:4035 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.313815][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.313873][ T32] Workqueue: events bpf_prog_free_deferred [ 879.313918][ T32] Call trace: [ 879.313948][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.314004][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.314031][ T32] r4:00000000 [ 879.314052][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.314123][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.314190][ T32] 1d20: b7dc8000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.314226][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.314255][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.314281][ T32] r5:800f0013 r4:80239bb0 [ 879.314301][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 4 printk messages dropped ** [ 879.314521][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 879.314874][ T32] r5:84e5378c r4:84e53400 ** 3 printk messages dropped ** [ 879.315027][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 879.315329][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 879.315719][ T32] task:kworker/1:228 state:D stack:0 pid:4037 tgid:4037 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 879.316118][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 879.316282][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.316338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f82300 [ 879.316366][ T32] r4:00000000 [ 879.316404][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.316473][ T32] r9:83018205 r8:84c6bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 879.316499][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.316566][ T32] r5:00001000 r4:e0471000 [ 879.316590][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.316633][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.316679][ T32] r5:850c9f8c r4:850c9c00 [ 879.316699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.316796][ T32] r7:ddde2d80 r6:83018200 r5:850c9f8c r4:84e7f500 [ 879.316849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.316910][ T32] r10:61c88647 r9:84c6bc00 r8:84e7f52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.316958][ T32] r4:84e7f500 [ 879.317003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.317063][ T32] r10:00000000 r9:84e7f500 r8:80287e08 r7:ea9f9e60 r6:84f89700 r5:84c6bc00 [ 879.317112][ T32] r4:00000001 [ 879.317199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.317258][ T32] Exception stack(0xeaa01fb0 to 0xeaa01ff8) [ 879.317291][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.317323][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.317394][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.317434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.317458][ T32] r4:84fa12c0 [ 879.317617][ T32] INFO: task kworker/1:228:4037 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.317663][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.317749][ T32] Workqueue: events bpf_prog_free_deferred [ 879.317819][ T32] Call trace: [ 879.317883][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.317944][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.317969][ T32] r4:00000000 [ 879.318019][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.318065][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.318097][ T32] 1d20: b7dc8000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.318129][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.318168][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.318202][ T32] r5:800f0013 r4:80239bb0 [ 879.318240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.318337][ T32] r4:82ac21e4 [ 879.318387][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.318460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.318506][ T32] r4:dffe1dc0 [ 879.318532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.318581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.318606][ T32] r4:00000000 [ 879.318626][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.318675][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.318782][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.341595][ T32] r5:00001000 r4:dfeb3000 [ 879.341695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.341778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.341848][ T32] r5:84e5378c r4:84e53400 [ 879.341895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 879.342183][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 879.342486][ T32] r4:84d87ac0 ** 3 printk messages dropped ** [ 879.342657][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.342682][ T32] task:kworker/1:229 state:D stack:0 pid:4038 tgid:4038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.342754][ T32] Workqueue: events bpf_prog_free_deferred [ 879.342815][ T32] Call trace: [ 879.342878][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.342939][ T32] r10:8291a684 r9:ea9f1d84 r8:00000002 r7:60000013 r6:ea9f1d8c r5:85092400 [ 879.342989][ T32] r4:85092400 [ 879.343014][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.343062][ T32] r5:85092400 r4:8291a680 [ 879.343083][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.343148][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.343210][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f1e08 [ 879.343237][ T32] r4:00000000 [ 879.343272][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.343323][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.343409][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.343468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fa15c0 [ 879.343513][ T32] r4:00000000 [ 879.343555][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.343635][ T32] r9:83018205 r8:85092400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 879.343662][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.343723][ T32] r5:00001000 r4:e0463000 [ 879.343769][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.343816][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.343864][ T32] r5:850c9b8c r4:850c9800 [ 879.343885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.343933][ T32] r7:ddde2d80 r6:83018200 r5:850c9b8c r4:84e7f580 [ 879.343955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.344006][ T32] r10:61c88647 r9:85092400 r8:84e7f5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.344038][ T32] r4:84e7f580 [ 879.344062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.344146][ T32] r10:00000000 r9:84e7f580 r8:80287e08 r7:eaa01e60 r6:84e7f400 r5:85092400 [ 879.344177][ T32] r4:00000001 [ 879.344206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.344246][ T32] Exception stack(0xea9f1fb0 to 0xea9f1ff8) [ 879.344289][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.344325][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.344354][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.344394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.344425][ T32] r4:84fa12c0 [ 879.344787][ T32] INFO: task kworker/1:229:4038 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.344825][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.344917][ T32] Workqueue: events bpf_prog_free_deferred [ 879.344978][ T32] Call trace: [ 879.345032][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.345094][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 3 printk messages dropped ** [ 879.345215][ T32] 1d20: b84ba000 eca77000 00000001 80239b98 7f035000 00000001 ** 6 printk messages dropped ** [ 879.345487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.345521][ T32] r4:dffe1dc0 [ 879.345544][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.345593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.345627][ T32] r4:00000000 [ 879.345651][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.345702][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.345725][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.345791][ T32] r5:00001000 r4:dfeb3000 [ 879.345816][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.345860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.345907][ T32] r5:84e5378c r4:84e53400 [ 879.345928][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.345987][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.346013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.346109][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.346136][ T32] r4:84e0be80 [ 879.346158][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.346231][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.346308][ T32] r4:00000001 [ 879.346332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.346374][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.346432][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.346487][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.346522][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 879.346682][ T32] INFO: task kworker/1:230:4041 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 879.347060][ T32] r4:85093000 ** 3 printk messages dropped ** [ 879.347226][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 879.347477][ T32] r4:00000000 ** 5 printk messages dropped ** [ 879.347696][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.347741][ T32] r5:850ca78c r4:850ca400 ** 1 printk messages dropped ** [ 879.347861][ T32] r7:ddde2d80 r6:83018200 r5:850ca78c r4:84e7f480 ** 4 printk messages dropped ** [ 879.348137][ T32] r10:00000000 r9:84e7f480 r8:80287e08 r7:eaa01e60 r6:84e7f680 r5:85093000 ** 7 printk messages dropped ** [ 879.348481][ T32] r4:84e75080 ** 1 printk messages dropped ** [ 879.348672][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.348784][ T32] Workqueue: events bpf_prog_free_deferred [ 879.363449][ T32] Call trace: [ 879.363524][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.363627][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.363654][ T32] r4:00000000 [ 879.363676][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.363780][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.363827][ T32] 1d20: b84ba000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.363861][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.363889][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.363935][ T32] r5:800f0013 r4:80239bb0 [ 879.363988][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.364085][ T32] r4:82ac21e4 [ 879.364135][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.364236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.364323][ T32] r4:dffe1dc0 [ 879.364351][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.364406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.364432][ T32] r4:00000000 [ 879.364452][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.364549][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.364605][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.364673][ T32] r5:00001000 r4:dfeb3000 [ 879.364752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.364832][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.364890][ T32] r5:84e5378c r4:84e53400 [ 879.364912][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.364964][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.364995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.365103][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.365152][ T32] r4:84e0be80 [ 879.365198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.365303][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.365381][ T32] r4:00000001 [ 879.365439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.365524][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.365591][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.365665][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.365734][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 879.365970][ T32] INFO: task kworker/1:231:4042 blocked for more than 456 seconds. ** 3 printk messages dropped ** [ 879.366183][ T32] Workqueue: events bpf_prog_free_deferred [ 879.366267][ T32] Call trace: [ 879.366404][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.366466][ T32] r10:8291a684 r9:ea9e5d84 r8:00000002 r7:60000013 r6:ea9e5d8c r5:85093c00 [ 879.366491][ T32] r4:85093c00 [ 879.366512][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.366559][ T32] r5:85093c00 r4:8291a680 [ 879.366579][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.366656][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.366755][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e5e08 [ 879.366803][ T32] r4:00000000 [ 879.366851][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.366936][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.367016][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.367083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e75040 [ 879.367135][ T32] r4:00000000 [ 879.367183][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.367284][ T32] r9:83018205 r8:85093c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 879.367334][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.367404][ T32] r5:00001000 r4:e048f000 [ 879.367432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.367476][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.367541][ T32] r5:850ca38c r4:850ca000 [ 879.367587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.367686][ T32] r7:ddde2d80 r6:83018200 r5:850ca38c r4:84e7f700 [ 879.367740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.367845][ T32] r10:61c88647 r9:85093c00 r8:84e7f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.367896][ T32] r4:84e7f700 [ 879.367944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.368034][ T32] r10:00000000 r9:84e7f700 r8:80287e08 r7:ea9fde60 r6:84e7f600 r5:85093c00 [ 879.368059][ T32] r4:00000001 [ 879.368079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.368118][ T32] Exception stack(0xea9e5fb0 to 0xea9e5ff8) [ 879.368150][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 879.368224][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.368282][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.368367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.368395][ T32] r4:84e75080 [ 879.386358][ T32] INFO: task kworker/1:231:4042 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.386467][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.386571][ T32] Workqueue: events bpf_prog_free_deferred [ 879.386640][ T32] Call trace: [ 879.386674][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.386737][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.386763][ T32] r4:00000000 [ 879.386785][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.386828][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.386862][ T32] 1d20: b8ad3000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.386895][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.386922][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.386948][ T32] r5:800f0013 r4:80239bb0 [ 879.386969][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.387014][ T32] r4:82ac21e4 [ 879.387035][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 879.387125][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 879.387454][ T32] r5:00001000 r4:dfeb3000 [ 879.387481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.387554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.387606][ T32] r5:84e5378c r4:84e53400 [ 879.387678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.387735][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.387758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.387811][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.387834][ T32] r4:84e0be80 [ 879.387855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.387906][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.387930][ T32] r4:00000001 [ 879.387950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.387989][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.388018][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.388048][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.388076][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.388108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.388130][ T32] r4:84d87ac0 [ 879.388157][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.388187][ T32] INFO: task kworker/0:233:4044 blocked for more than 456 seconds. [ 879.388222][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.388263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.388295][ T32] task:kworker/0:233 state:D stack:0 pid:4044 tgid:4044 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.388345][ T32] Workqueue: events bpf_prog_free_deferred [ 879.388388][ T32] Call trace: [ 879.388424][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.388477][ T32] r10:8291a684 r9:eaa15d84 r8:00000002 r7:60000113 r6:eaa15d8c r5:85095400 [ 879.388501][ T32] r4:85095400 [ 879.388540][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.388592][ T32] r5:85095400 r4:8291a680 [ 879.388614][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.388658][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.388753][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa15e08 [ 879.394336][ T32] r4:00000000 [ 879.394445][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.394565][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.394650][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.394753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e0de40 [ 879.394806][ T32] r4:00000000 [ 879.394857][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.394972][ T32] r9:83018005 r8:85095400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 879.395026][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 879.395330][ T32] r5:85112b8c r4:85112800 [ 879.395368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 879.395881][ T32] r10:00000000 r9:84f89780 r8:80287e08 r7:ea9e9e60 r6:84e7f800 r5:85095400 ** 5 printk messages dropped ** [ 879.396280][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 879.397517][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 4 printk messages dropped ** [ 879.397846][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.397879][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.397907][ T32] r5:800f0013 r4:80239bb0 [ 879.397946][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.397999][ T32] r4:82ac21e4 [ 879.398022][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.398069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.398095][ T32] r4:dffe1dc0 [ 879.398116][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.398166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.398190][ T32] r4:00000000 [ 879.398212][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.398285][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.398330][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.398445][ T32] r5:00001000 r4:dfeb3000 [ 879.398505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.398594][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.398677][ T32] r5:84e5378c r4:84e53400 [ 879.414116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.414314][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.414379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.414479][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.414527][ T32] r4:84e0be80 [ 879.414567][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.414673][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.414730][ T32] r4:00000001 [ 879.414791][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.414894][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.414939][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.415063][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.415098][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.415131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.415184][ T32] r4:84d87ac0 [ 879.415222][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.415255][ T32] INFO: task kworker/1:232:4046 blocked for more than 456 seconds. [ 879.415308][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.415341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.415364][ T32] task:kworker/1:232 state:D stack:0 pid:4046 tgid:4046 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.415430][ T32] Workqueue: events bpf_prog_free_deferred [ 879.415521][ T32] Call trace: [ 879.415555][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.415613][ T32] r10:8291a684 r9:eaa1dd84 r8:00000002 r7:60000013 r6:eaa1dd8c r5:85094800 [ 879.415638][ T32] r4:85094800 [ 879.415659][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.415737][ T32] r5:85094800 r4:8291a680 [ 879.415776][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 879.415899][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa1de08 ** 6 printk messages dropped ** [ 879.416204][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 879.416498][ T32] r5:850cab8c r4:850ca800 [ 879.416538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 879.416755][ T32] r10:61c88647 r9:85094800 r8:84e7f7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 879.417043][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 879.417742][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 879.417941][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 8 printk messages dropped ** [ 879.418511][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 879.418627][ T32] r4:dffe1dc0 ** 3 printk messages dropped ** [ 879.431331][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.431457][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.431510][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.431578][ T32] r5:00001000 r4:dfeb3000 [ 879.431606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.431690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.431764][ T32] r5:84e5378c r4:84e53400 [ 879.431794][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.431907][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.431957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.432037][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.432102][ T32] r4:84e0be80 [ 879.432157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.432219][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.432255][ T32] r4:00000001 [ 879.432292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.432360][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.432446][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.432506][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.432542][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.432574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.432620][ T32] r4:84d87ac0 [ 879.432651][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.432694][ T32] INFO: task kworker/1:233:4047 blocked for more than 456 seconds. [ 879.432732][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.432759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.432782][ T32] task:kworker/1:233 state:D stack:0 pid:4047 tgid:4047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.432856][ T32] Workqueue: events bpf_prog_free_deferred [ 879.432932][ T32] Call trace: [ 879.433009][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.433091][ T32] r10:8291a684 r9:eaa21d84 r8:00000002 r7:60000113 r6:eaa21d8c r5:85091800 [ 879.433126][ T32] r4:85091800 [ 879.433163][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.433216][ T32] r5:85091800 r4:8291a680 [ 879.433261][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.433311][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.433456][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa21e08 [ 879.433495][ T32] r4:00000000 [ 879.433520][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.433561][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.433621][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.433742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e75dc0 [ 879.433771][ T32] r4:00000000 [ 879.433793][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.433843][ T32] r9:83018205 r8:85091800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 879.433866][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.433934][ T32] r5:00001000 r4:e0529000 [ 879.433967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.434011][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.434057][ T32] r5:850cb78c r4:850cb400 [ 879.434121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.434181][ T32] r7:ddde2d80 r6:83018200 r5:850cb78c r4:84e7fa00 [ 879.434204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.434256][ T32] r10:61c88647 r9:85091800 r8:84e7fa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.434299][ T32] r4:84e7fa00 [ 879.434323][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.434413][ T32] r10:00000000 r9:84e7fa00 r8:80287e08 r7:eaa1de60 r6:84e7f880 r5:85091800 [ 879.434469][ T32] r4:00000001 [ 879.434512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.434601][ T32] Exception stack(0xeaa21fb0 to 0xeaa21ff8) [ 879.434663][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.434734][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.434804][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.434870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.434897][ T32] r4:84e75080 [ 879.435278][ T32] INFO: task kworker/1:233:4047 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.435348][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.435417][ T32] Workqueue: events bpf_prog_free_deferred [ 879.435491][ T32] Call trace: [ 879.435548][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.435655][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.435713][ T32] r4:00000000 [ 879.435766][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.435861][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.435926][ T32] 1d20: b908c000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.436058][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.436105][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.436163][ T32] r5:800f0013 r4:80239bb0 [ 879.436206][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.436296][ T32] r4:82ac21e4 [ 879.436357][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.436469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.436525][ T32] r4:dffe1dc0 [ 879.436572][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.436669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.436722][ T32] r4:00000000 [ 879.436774][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.436883][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.436946][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.437053][ T32] r5:00001000 r4:dfeb3000 [ 879.437111][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.437206][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.437305][ T32] r5:84e5378c r4:84e53400 [ 879.437402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.437473][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.437518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.437651][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.437684][ T32] r4:84e0be80 [ 879.437730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.437839][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.437890][ T32] r4:00000001 [ 879.437936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.438020][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.438083][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.438158][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.438234][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.438309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.438382][ T32] r4:84d87ac0 [ 879.438468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.438563][ T32] INFO: task kworker/1:234:4049 blocked for more than 456 seconds. [ 879.438663][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.457362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.457498][ T32] task:kworker/1:234 state:D stack:0 pid:4049 tgid:4049 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.457644][ T32] Workqueue: events bpf_prog_free_deferred [ 879.457828][ T32] Call trace: [ 879.457872][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.457961][ T32] r10:8291a684 r9:eaa31d84 r8:00000002 r7:60000013 r6:eaa31d8c r5:85090c00 [ 879.457993][ T32] r4:85090c00 [ 879.458037][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.458124][ T32] r5:85090c00 r4:8291a680 [ 879.458188][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.458283][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.458379][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa31e08 [ 879.458443][ T32] r4:00000000 [ 879.458490][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.458561][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.458615][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.458711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e75780 [ 879.471877][ T32] r4:00000000 [ 879.471924][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.472002][ T32] r9:83018205 r8:85090c00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 879.472029][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.472080][ T32] r5:00001000 r4:e04d3000 [ 879.472118][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.472169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.472217][ T32] r5:850caf8c r4:850cac00 [ 879.472283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.472368][ T32] r7:ddde2d80 r6:83018200 r5:850caf8c r4:84e7f900 [ 879.472417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.472475][ T32] r10:61c88647 r9:85090c00 r8:84e7f92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.472500][ T32] r4:84e7f900 ** 1 printk messages dropped ** [ 879.472573][ T32] r10:00000000 r9:84e7f900 r8:80287e08 r7:eaa21e60 r6:84e7fb80 r5:85090c00 ** 5 printk messages dropped ** [ 879.472807][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 879.473623][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 5 printk messages dropped ** [ 879.473895][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 879.474183][ T32] r4:dffe1dc0 ** 2 printk messages dropped ** [ 879.474319][ T32] r4:00000000 ** 2 printk messages dropped ** [ 879.474450][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.474565][ T32] r5:00001000 r4:dfeb3000 [ 879.474679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.474728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.474776][ T32] r5:84e5378c r4:84e53400 [ 879.474819][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.474898][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.474959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.475016][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.475041][ T32] r4:84e0be80 [ 879.475061][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.475131][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.475160][ T32] r4:00000001 [ 879.475181][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.475238][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.475293][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.475371][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.475431][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.475468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.475500][ T32] r4:84d87ac0 [ 879.475526][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.475557][ T32] INFO: task kworker/1:235:4051 blocked for more than 456 seconds. [ 879.475613][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.475646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.475669][ T32] task:kworker/1:235 state:D stack:0 pid:4051 tgid:4051 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.475777][ T32] Workqueue: events bpf_prog_free_deferred [ 879.475848][ T32] Call trace: [ 879.475883][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.475941][ T32] r10:8291a684 r9:eaa35d84 r8:00000002 r7:60000013 r6:eaa35d8c r5:85096c00 [ 879.476013][ T32] r4:85096c00 [ 879.476039][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.476088][ T32] r5:85096c00 r4:8291a680 [ 879.476109][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.476171][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.476233][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa35e08 [ 879.476258][ T32] r4:00000000 [ 879.476290][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.476421][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.476507][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.476561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e75d00 [ 879.476600][ T32] r4:00000000 [ 879.476630][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.476680][ T32] r9:83018205 r8:85096c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 879.476769][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.476842][ T32] r5:00001000 r4:e0511000 [ 879.476866][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.476911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.476956][ T32] r5:850cb38c r4:850cb000 [ 879.476977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.477057][ T32] r7:ddde2d80 r6:83018200 r5:850cb38c r4:84e7fa80 [ 879.477089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.477142][ T32] r10:61c88647 r9:85096c00 r8:84e7faac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.477190][ T32] r4:84e7fa80 [ 879.477219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.477271][ T32] r10:00000000 r9:84e7fa80 r8:80287e08 r7:eaa21e60 r6:84e7fb00 r5:85096c00 [ 879.477480][ T32] r4:00000001 [ 879.477507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.477549][ T32] Exception stack(0xeaa35fb0 to 0xeaa35ff8) [ 879.477616][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 879.477659][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.477719][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.477754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.477780][ T32] r4:84e75480 ** 1 printk messages dropped ** [ 879.478003][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.478065][ T32] Workqueue: events bpf_prog_free_deferred [ 879.478111][ T32] Call trace: [ 879.478142][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.478223][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.478253][ T32] r4:00000000 [ 879.478316][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.478365][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.478425][ T32] 1d20: b99ad000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.478462][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.478492][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.478519][ T32] r5:800f0013 r4:80239bb0 [ 879.478561][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.478611][ T32] r4:82ac21e4 [ 879.478654][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.478746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.489203][ T32] r4:dffe1dc0 [ 879.489250][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.489325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.489389][ T32] r4:00000000 [ 879.489431][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.489555][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.489587][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.489642][ T32] r5:00001000 r4:dfeb3000 [ 879.489663][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.489737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.489791][ T32] r5:84e5378c r4:84e53400 [ 879.489814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.489867][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.489917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.490004][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.490032][ T32] r4:84e0be80 [ 879.490083][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.490141][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.490167][ T32] r4:00000001 [ 879.490227][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.490273][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.490307][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.490339][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.490368][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.490404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.490430][ T32] r4:84d87ac0 [ 879.490487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.490522][ T32] INFO: task kworker/0:234:4053 blocked for more than 456 seconds. [ 879.490557][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.490585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.490623][ T32] task:kworker/0:234 state:D stack:0 pid:4053 tgid:4053 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.490717][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 879.490913][ T32] r10:8291a684 r9:eaa3dd84 r8:00000002 r7:60000113 r6:eaa3dd8c r5:84c46c00 ** 4 printk messages dropped ** [ 879.491182][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.491231][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa3de08 [ 879.491255][ T32] r4:00000000 [ 879.491313][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.491362][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.491423][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.491499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e0dec0 [ 879.491527][ T32] r4:00000000 [ 879.491589][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.491643][ T32] r9:83018005 r8:84c46c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 879.491666][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.491712][ T32] r5:00001000 r4:e04fd000 [ 879.491736][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.491792][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.491838][ T32] r5:85112f8c r4:85112c00 [ 879.491858][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.491908][ T32] r7:dddced80 r6:83018000 r5:85112f8c r4:84f89880 [ 879.491929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.491985][ T32] r10:61c88647 r9:84c46c00 r8:84f898ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.492042][ T32] r4:84f89880 [ 879.492066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.492117][ T32] r10:00000000 r9:84f89880 r8:80287e08 r7:ea9e9e60 r6:84e7fc00 r5:84c46c00 [ 879.492140][ T32] r4:00000001 [ 879.492160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.492230][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 879.492264][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.492295][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.492324][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.492436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.492464][ T32] r4:84e0dbc0 [ 879.492817][ T32] INFO: task kworker/0:234:4053 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.492883][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.493012][ T32] Workqueue: events bpf_prog_free_deferred [ 879.493095][ T32] Call trace: [ 879.493159][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.493221][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.493280][ T32] r4:00000000 [ 879.493307][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.493391][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.493490][ T32] 1d20: b99ad000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.493527][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 3 printk messages dropped ** [ 879.493724][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 879.493896][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 879.494486][ T32] r5:84e5378c r4:84e53400 ** 4 printk messages dropped ** [ 879.494801][ T32] r4:84e0be80 ** 2 printk messages dropped ** [ 879.494986][ T32] r4:00000001 ** 3 printk messages dropped ** [ 879.495242][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 879.495670][ T32] task:kworker/1:236 state:D stack:0 pid:4056 tgid:4056 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 879.495882][ T32] Call trace: [ 879.495982][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.496042][ T32] r10:8291a684 r9:eaa45d84 r8:00000002 r7:60000113 r6:eaa45d8c r5:8508a400 [ 879.496102][ T32] r4:8508a400 [ 879.496156][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.496206][ T32] r5:8508a400 r4:8291a680 [ 879.496260][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.496336][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.496413][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa45e08 [ 879.496477][ T32] r4:00000000 [ 879.496549][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.496592][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.496659][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.496711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e75fc0 [ 879.496735][ T32] r4:00000000 [ 879.496757][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.496840][ T32] r9:83018205 r8:8508a400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 879.496902][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.496952][ T32] r5:00001000 r4:e0541000 [ 879.496974][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.497052][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.497101][ T32] r5:850cbb8c r4:850cb800 [ 879.497123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.497173][ T32] r7:ddde2d80 r6:83018200 r5:850cbb8c r4:84e7fc80 [ 879.497225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.497281][ T32] r10:61c88647 r9:8508a400 r8:84e7fcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.497350][ T32] r4:84e7fc80 [ 879.497469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.497559][ T32] r10:00000000 r9:84e7fc80 r8:80287e08 r7:eaa21e60 r6:84e7fd80 r5:8508a400 [ 879.497618][ T32] r4:00000001 [ 879.497672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.497715][ T32] Exception stack(0xeaa45fb0 to 0xeaa45ff8) [ 879.497780][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 879.497990][ T32] r4:84e75e00 ** 5 printk messages dropped ** [ 879.498430][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 4 printk messages dropped ** [ 879.498660][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 7 printk messages dropped ** [ 879.524507][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 879.524725][ T32] r5:00001000 r4:dfeb3000 ** 5 printk messages dropped ** [ 879.524944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 879.525320][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.525386][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.525428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.525452][ T32] r4:84d87ac0 [ 879.525477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.525506][ T32] INFO: task kworker/1:237:4059 blocked for more than 456 seconds. [ 879.525539][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.525565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.525603][ T32] task:kworker/1:237 state:D stack:0 pid:4059 tgid:4059 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.525691][ T32] Workqueue: events bpf_prog_free_deferred [ 879.525765][ T32] Call trace: [ 879.525821][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.525894][ T32] r10:8291a684 r9:eaa41d84 r8:00000002 r7:60000113 r6:eaa41d8c r5:85098000 [ 879.525923][ T32] r4:85098000 [ 879.525953][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.526026][ T32] r5:85098000 r4:8291a680 [ 879.526051][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.526116][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.526169][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa41e08 [ 879.526213][ T32] r4:00000000 [ 879.526238][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.526278][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.526344][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.526402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e0a040 [ 879.526428][ T32] r4:00000000 [ 879.526448][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.526537][ T32] r9:83018205 r8:85098000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 879.526563][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.526623][ T32] r5:00001000 r4:e055b000 [ 879.526657][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.526704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.526750][ T32] r5:850cbf8c r4:850cbc00 [ 879.526772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.526821][ T32] r7:ddde2d80 r6:83018200 r5:850cbf8c r4:84e7fe00 [ 879.526843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.526893][ T32] r10:61c88647 r9:85098000 r8:84e7fe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.526917][ T32] r4:84e7fe00 [ 879.526957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.527011][ T32] r10:00000000 r9:84e7fe00 r8:80287e08 r7:eaa45e60 r6:84e7ff00 r5:85098000 [ 879.527035][ T32] r4:00000001 [ 879.527084][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.527126][ T32] Exception stack(0xeaa41fb0 to 0xeaa41ff8) [ 879.527156][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.527209][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.527243][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.527276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.527308][ T32] r4:84e75f80 [ 879.527678][ T32] INFO: task kworker/1:237:4059 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.527741][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.527804][ T32] Workqueue: events bpf_prog_free_deferred [ 879.527849][ T32] Call trace: [ 879.527896][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.527957][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.528006][ T32] r4:00000000 [ 879.528041][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.528088][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.528136][ T32] 1d20: ba151000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.528192][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.528225][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.528301][ T32] r5:800f0013 r4:80239bb0 [ 879.528326][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.528372][ T32] r4:82ac21e4 [ 879.528393][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 879.528528][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 879.545575][ T32] r5:00001000 r4:dfeb3000 [ 879.545659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.545765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.545825][ T32] r5:84e5378c r4:84e53400 [ 879.545848][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.545943][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.545992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.546050][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.546076][ T32] r4:84e0be80 [ 879.546127][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.546218][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.546248][ T32] r4:00000001 [ 879.546292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.546359][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.546429][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.546488][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.546520][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.546602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.546632][ T32] r4:84d87ac0 [ 879.546658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.546699][ T32] INFO: task kworker/1:238:4061 blocked for more than 456 seconds. [ 879.546746][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.546800][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.546832][ T32] task:kworker/1:238 state:D stack:0 pid:4061 tgid:4061 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.546892][ T32] Workqueue: events bpf_prog_free_deferred [ 879.546938][ T32] Call trace: [ 879.546999][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.547058][ T32] r10:8291a684 r9:eaa11d84 r8:00000002 r7:60000113 r6:eaa11d8c r5:85098c00 [ 879.547082][ T32] r4:85098c00 [ 879.547103][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.547191][ T32] r5:85098c00 r4:8291a680 [ 879.547239][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.547329][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.547383][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa11e08 [ 879.547418][ T32] r4:00000000 [ 879.547440][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.547478][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.547540][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.547601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e0a140 [ 879.547628][ T32] r4:00000000 [ 879.547649][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.547701][ T32] r9:83018205 r8:85098c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 879.547723][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.547769][ T32] r5:00001000 r4:e0589000 [ 879.547789][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.547830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.547913][ T32] r5:850d438c r4:850d4000 [ 879.547942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.547995][ T32] r7:ddde2d80 r6:83018200 r5:850d438c r4:84e7fd00 [ 879.548016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.548066][ T32] r10:61c88647 r9:85098c00 r8:84e7fd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.548090][ T32] r4:84e7fd00 [ 879.548110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.548179][ T32] r10:00000000 r9:84e7fd00 r8:80287e08 r7:eaa41e60 r6:84e7fe80 r5:85098c00 [ 879.548207][ T32] r4:00000001 [ 879.548251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.548294][ T32] Exception stack(0xeaa11fb0 to 0xeaa11ff8) [ 879.548345][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.548392][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 879.557166][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 879.557376][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 5 printk messages dropped ** [ 879.557570][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 879.557751][ T32] r4:dffe1dc0 ** 3 printk messages dropped ** [ 879.557912][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 879.558066][ T32] r5:00001000 r4:dfeb3000 [ 879.558088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.558131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.558178][ T32] r5:84e5378c r4:84e53400 [ 879.558210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.558266][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.558290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.558342][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.558366][ T32] r4:84e0be80 [ 879.558387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.558447][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.558491][ T32] r4:00000001 [ 879.558517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.558558][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.558608][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.558699][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.562955][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.563006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.563032][ T32] r4:84d87ac0 [ 879.563086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.563127][ T32] INFO: task kworker/1:239:4064 blocked for more than 456 seconds. [ 879.563164][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.563216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.563244][ T32] task:kworker/1:239 state:D stack:0 pid:4064 tgid:4064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.563303][ T32] Workqueue: events bpf_prog_free_deferred [ 879.563371][ T32] Call trace: [ 879.563459][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.563523][ T32] r10:8291a684 r9:eaa39d84 r8:00000002 r7:60000113 r6:eaa39d8c r5:85099800 [ 879.563562][ T32] r4:85099800 [ 879.563588][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.563659][ T32] r5:85099800 r4:8291a680 [ 879.563689][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.563734][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.563782][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa39e08 [ 879.563805][ T32] r4:00000000 [ 879.563825][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.563894][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.563941][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.563989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e0a4c0 [ 879.564014][ T32] r4:00000000 [ 879.564034][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.564148][ T32] r9:83018205 r8:85099800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 879.564184][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.564257][ T32] r5:00001000 r4:e05d3000 [ 879.564284][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.564328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.564374][ T32] r5:850d4b8c r4:850d4800 [ 879.564396][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.564456][ T32] r7:ddde2d80 r6:83018200 r5:850d4b8c r4:84e10000 [ 879.564479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.564542][ T32] r10:61c88647 r9:85099800 r8:84e1002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.564577][ T32] r4:84e10000 [ 879.564614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.564670][ T32] r10:00000000 r9:84e10000 r8:80287e08 r7:eaa11e60 r6:84e10180 r5:85099800 [ 879.564694][ T32] r4:00000001 [ 879.564714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.564754][ T32] Exception stack(0xeaa39fb0 to 0xeaa39ff8) [ 879.564783][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.564814][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.564842][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.564873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.564918][ T32] r4:84e0a100 [ 879.565274][ T32] INFO: task kworker/1:239:4064 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.565310][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.565433][ T32] Workqueue: events bpf_prog_free_deferred [ 879.565479][ T32] Call trace: [ 879.565531][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.565593][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.565627][ T32] r4:00000000 [ 879.565651][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.565694][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.565747][ T32] 1d20: ba73a000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.565783][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.565812][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.565837][ T32] r5:800f0013 r4:80239bb0 [ 879.565858][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.565939][ T32] r4:82ac21e4 [ 879.566012][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.566063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.566088][ T32] r4:dffe1dc0 [ 879.566107][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.566161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.566209][ T32] r4:00000000 [ 879.566239][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.566289][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.566334][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.566420][ T32] r5:00001000 r4:dfeb3000 [ 879.566448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.566492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 879.566610][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 4 printk messages dropped ** [ 879.566854][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 879.567128][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 879.567357][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 879.567592][ T32] r4:8509a400 ** 3 printk messages dropped ** [ 879.567757][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 879.568052][ T32] r4:00000000 ** 3 printk messages dropped ** [ 879.568285][ T32] r5:00001000 r4:e059d000 [ 879.568332][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.568415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.568485][ T32] r5:850d478c r4:850d4400 [ 879.568510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.568562][ T32] r7:ddde2d80 r6:83018200 r5:850d478c r4:84e10080 [ 879.568585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.568635][ T32] r10:61c88647 r9:8509a400 r8:84e100ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.568671][ T32] r4:84e10080 [ 879.568750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.586072][ T32] r10:00000000 r9:84e10080 r8:80287e08 r7:eaa39e60 r6:84e10100 r5:8509a400 [ 879.586121][ T32] r4:00000001 [ 879.586145][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.586250][ T32] Exception stack(0xeaa49fb0 to 0xeaa49ff8) [ 879.586313][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.586377][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.586483][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.586568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.586621][ T32] r4:84e0a200 [ 879.587110][ T32] INFO: task kworker/1:240:4065 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.587186][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.587318][ T32] Workqueue: events bpf_prog_free_deferred [ 879.587423][ T32] Call trace: [ 879.587487][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.587596][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.587646][ T32] r4:00000000 [ 879.587695][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.587784][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.587846][ T32] 1d20: bb09c000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.587924][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.587989][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.588020][ T32] r5:800f0013 r4:80239bb0 [ 879.588044][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.588094][ T32] r4:82ac21e4 [ 879.588139][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.588198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.588235][ T32] r4:dffe1dc0 [ 879.588262][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.588327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.588372][ T32] r4:00000000 [ 879.588420][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.588510][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.588562][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.588654][ T32] r5:00001000 r4:dfeb3000 [ 879.588774][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.592328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.592419][ T32] r5:84e5378c r4:84e53400 [ 879.592446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.592502][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.592527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.592622][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.592654][ T32] r4:84e0be80 [ 879.592676][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.592788][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.592819][ T32] r4:00000001 [ 879.592842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.592903][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.592975][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.593014][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.593075][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.593114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.593140][ T32] r4:84d87ac0 [ 879.593167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.593233][ T32] INFO: task kworker/0:235:4067 blocked for more than 456 seconds. [ 879.593274][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.593303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.593423][ T32] task:kworker/0:235 state:D stack:0 pid:4067 tgid:4067 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.593551][ T32] Workqueue: events bpf_prog_free_deferred [ 879.593605][ T32] Call trace: [ 879.593645][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.593704][ T32] r10:8291a684 r9:eaa4dd84 r8:00000002 r7:60000113 r6:eaa4dd8c r5:8509b000 [ 879.593736][ T32] r4:8509b000 [ 879.593789][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.593844][ T32] r5:8509b000 r4:8291a680 [ 879.593867][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.593913][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.593963][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa4de08 [ 879.593988][ T32] r4:00000000 [ 879.594026][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.594076][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.594122][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.594173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e016c0 [ 879.594198][ T32] r4:00000000 [ 879.594240][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.594301][ T32] r9:83018005 r8:8509b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 879.594345][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.594401][ T32] r5:00001000 r4:e071b000 [ 879.594465][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.594515][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.594594][ T32] r5:8511338c r4:85113000 [ 879.594621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.594694][ T32] r7:dddced80 r6:83018000 r5:8511338c r4:84f89980 [ 879.594743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.594800][ T32] r10:61c88647 r9:8509b000 r8:84f899ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.594825][ T32] r4:84f89980 [ 879.594848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.594899][ T32] r10:00000000 r9:84f89980 r8:80287e08 r7:ea9e9e60 r6:84e10200 r5:8509b000 [ 879.594954][ T32] r4:00000001 [ 879.595037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.595082][ T32] Exception stack(0xeaa4dfb0 to 0xeaa4dff8) [ 879.595114][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.595181][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.595246][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.595312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.595368][ T32] r4:84e0d1c0 [ 879.595722][ T32] INFO: task kworker/0:235:4067 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.595798][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.595865][ T32] Workqueue: events bpf_prog_free_deferred [ 879.595910][ T32] Call trace: [ 879.595941][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.596026][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.596085][ T32] r4:00000000 [ 879.596110][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.596185][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.596221][ T32] 1d20: bb09c000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.596254][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.596281][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.596306][ T32] r5:800f0013 r4:80239bb0 [ 879.596327][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.596372][ T32] r4:82ac21e4 [ 879.596393][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.596452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.596481][ T32] r4:dffe1dc0 [ 879.596531][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.596605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.596633][ T32] r4:00000000 [ 879.596707][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.596791][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.596817][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.596865][ T32] r5:00001000 r4:dfeb3000 [ 879.596887][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.596929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.596995][ T32] r5:84e5378c r4:84e53400 [ 879.597031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.597086][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.597109][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.597194][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.597262][ T32] r4:84e0be80 [ 879.597316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.597421][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.597446][ T32] r4:00000001 [ 879.597466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.597521][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.597594][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.597651][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.597713][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 879.597773][ T32] r4:84d87ac0 [ 879.597794][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.597822][ T32] INFO: task kworker/1:241:4069 blocked for more than 456 seconds. [ 879.597851][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.597879][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.597928][ T32] task:kworker/1:241 state:D stack:0 pid:4069 tgid:4069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.598012][ T32] Workqueue: events bpf_prog_free_deferred [ 879.598081][ T32] Call trace: [ 879.598146][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.598205][ T32] r10:8291a684 r9:eaa51d84 r8:00000002 r7:60000013 r6:eaa51d8c r5:8509bc00 [ 879.598229][ T32] r4:8509bc00 [ 879.598280][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.598332][ T32] r5:8509bc00 r4:8291a680 [ 879.598352][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.598394][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.598447][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa51e08 [ 879.598470][ T32] r4:00000000 [ 879.598491][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.598568][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.598614][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.598661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e0a8c0 [ 879.598685][ T32] r4:00000000 [ 879.598809][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.623468][ T32] r9:83018205 r8:8509bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 ** 3 printk messages dropped ** [ 879.623676][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.623725][ T32] r5:850d538c r4:850d5000 ** 2 printk messages dropped ** [ 879.623881][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 879.624091][ T32] r10:00000000 r9:84e10300 r8:80287e08 r7:eaa39e60 r6:84e10380 r5:8509bc00 ** 5 printk messages dropped ** [ 879.624270][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 879.624839][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 879.625224][ T32] 1d20: bb7ad000 eca77000 00000001 80239b98 7f035000 00000001 ** 4 printk messages dropped ** [ 879.625577][ T32] r4:82ac21e4 [ 879.625622][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.625714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.625743][ T32] r4:dffe1dc0 [ 879.625765][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.625813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.625836][ T32] r4:00000000 [ 879.625895][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.625948][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.625984][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.626034][ T32] r5:00001000 r4:dfeb3000 [ 879.626080][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.626166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.626216][ T32] r5:84e5378c r4:84e53400 [ 879.626237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.626288][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.626326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.626382][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.626413][ T32] r4:84e0be80 [ 879.626464][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.626558][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.626586][ T32] r4:00000001 [ 879.626606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.626647][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.626676][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.626706][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.626734][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.626836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.626863][ T32] r4:84d87ac0 [ 879.626914][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.626946][ T32] INFO: task kworker/1:242:4070 blocked for more than 456 seconds. [ 879.626980][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.627047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.627072][ T32] task:kworker/1:242 state:D stack:0 pid:4070 tgid:4070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.627180][ T32] Workqueue: events bpf_prog_free_deferred [ 879.627226][ T32] Call trace: [ 879.627256][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.627309][ T32] r10:8291a684 r9:eaa59d84 r8:00000002 r7:60000113 r6:eaa59d8c r5:8509c800 [ 879.627360][ T32] r4:8509c800 [ 879.627386][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.627440][ T32] r5:8509c800 r4:8291a680 [ 879.627461][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.627548][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 879.627814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e0a600 ** 6 printk messages dropped ** [ 879.628036][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.628080][ T32] r5:850d4f8c r4:850d4c00 [ 879.628100][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.628181][ T32] r7:ddde2d80 r6:83018200 r5:850d4f8c r4:84e10280 [ 879.628234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.628316][ T32] r10:61c88647 r9:8509c800 r8:84e102ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.628356][ T32] r4:84e10280 [ 879.628379][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.628435][ T32] r10:00000000 r9:84e10280 r8:80287e08 r7:eaa51e60 r6:84e10400 r5:8509c800 [ 879.628459][ T32] r4:00000001 [ 879.628481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.628519][ T32] Exception stack(0xeaa59fb0 to 0xeaa59ff8) [ 879.628548][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.628579][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.628608][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.628640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.628723][ T32] r4:84e0a480 [ 879.641135][ T32] INFO: task kworker/1:242:4070 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.641223][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.641296][ T32] Workqueue: events bpf_prog_free_deferred [ 879.641402][ T32] Call trace: [ 879.641442][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.641505][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.641530][ T32] r4:00000000 [ 879.641561][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.641607][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.641640][ T32] 1d20: bbd90000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.641713][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.641746][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.641773][ T32] r5:800f0013 r4:80239bb0 [ 879.641794][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.641838][ T32] r4:82ac21e4 [ 879.641859][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.641907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.642057][ T32] r4:dffe1dc0 [ 879.642109][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.642161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.642215][ T32] r4:00000000 [ 879.642240][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.642292][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.642315][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.642388][ T32] r5:00001000 r4:dfeb3000 [ 879.642418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.642462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.642508][ T32] r5:84e5378c r4:84e53400 [ 879.642531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.642582][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.642630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.642687][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.642740][ T32] r4:84e0be80 [ 879.642764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.642846][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.642873][ T32] r4:00000001 [ 879.642894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.642961][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.642995][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.643026][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.643056][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.643089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.643112][ T32] r4:84d87ac0 [ 879.643135][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.643163][ T32] INFO: task kworker/1:243:4072 blocked for more than 456 seconds. [ 879.643195][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.643220][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.643271][ T32] task:kworker/1:243 state:D stack:0 pid:4072 tgid:4072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.643324][ T32] Workqueue: events bpf_prog_free_deferred [ 879.643367][ T32] Call trace: [ 879.643404][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.643461][ T32] r10:8291a684 r9:eaa55d84 r8:00000002 r7:60000113 r6:eaa55d8c r5:8509d400 ** 5 printk messages dropped ** [ 879.643747][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa55e08 ** 2 printk messages dropped ** [ 879.643855][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.643897][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.643972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e0a9c0 [ 879.644030][ T32] r4:00000000 [ 879.644054][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.644133][ T32] r9:83018205 r8:8509d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 879.644160][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.644207][ T32] r5:00001000 r4:e0619000 [ 879.644227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.644269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.644314][ T32] r5:850d578c r4:850d5400 [ 879.644334][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.644412][ T32] r7:ddde2d80 r6:83018200 r5:850d578c r4:84e10480 [ 879.644439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.644507][ T32] r10:61c88647 r9:8509d400 r8:84e104ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.644576][ T32] r4:84e10480 [ 879.644600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.644651][ T32] r10:00000000 r9:84e10480 r8:80287e08 r7:eaa51e60 r6:84e10580 r5:8509d400 [ 879.644675][ T32] r4:00000001 [ 879.644694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.644732][ T32] Exception stack(0xeaa55fb0 to 0xeaa55ff8) [ 879.644790][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 879.644885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 879.645487][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.645559][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.645595][ T32] 1d20: bbd90000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.645627][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.645685][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.645716][ T32] r5:800f0013 r4:80239bb0 [ 879.645738][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.645782][ T32] r4:82ac21e4 [ 879.645803][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.645850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.645896][ T32] r4:dffe1dc0 [ 879.645920][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.645990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.646040][ T32] r4:00000000 [ 879.646064][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.646137][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.646164][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.646211][ T32] r5:00001000 r4:dfeb3000 [ 879.646233][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.646274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.646319][ T32] r5:84e5378c r4:84e53400 [ 879.646340][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.646418][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.646446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.646501][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.646524][ T32] r4:84e0be80 [ 879.646575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.646631][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.646657][ T32] r4:00000001 [ 879.646676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.646745][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.646808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.646843][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.646872][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.646933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.646960][ T32] r4:84d87ac0 [ 879.646980][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.647005][ T32] INFO: task kworker/1:244:4074 blocked for more than 456 seconds. [ 879.647034][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.647087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.647115][ T32] task:kworker/1:244 state:D stack:0 pid:4074 tgid:4074 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.647194][ T32] Workqueue: events bpf_prog_free_deferred [ 879.647240][ T32] Call trace: [ 879.647335][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.647391][ T32] r10:8291a684 r9:eaa61d84 r8:00000002 r7:60000113 r6:eaa61d8c r5:8509e000 [ 879.647421][ T32] r4:8509e000 [ 879.647442][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.647489][ T32] r5:8509e000 r4:8291a680 [ 879.647538][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.647617][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.647669][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa61e08 [ 879.647694][ T32] r4:00000000 [ 879.647714][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.647752][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.647790][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.647835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e0ad40 ** 4 printk messages dropped ** [ 879.648069][ T32] r5:00001000 r4:e0665000 ** 1 printk messages dropped ** [ 879.648220][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 879.648403][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 879.648600][ T32] r4:00000001 ** 4 printk messages dropped ** [ 879.676039][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 879.676518][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 879.677021][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 879.677421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 9 printk messages dropped ** [ 879.677917][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.677969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.678025][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.678079][ T32] r4:84e0be80 [ 879.678108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.678163][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.678216][ T32] r4:00000001 [ 879.678239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.678309][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.678341][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.678401][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.678435][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.678492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.678521][ T32] r4:84d87ac0 [ 879.678546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.678587][ T32] INFO: task kworker/1:245:4076 blocked for more than 456 seconds. [ 879.678622][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.678664][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.683560][ T32] task:kworker/1:245 state:D stack:0 pid:4076 tgid:4076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.683726][ T32] Workqueue: events bpf_prog_free_deferred [ 879.683808][ T32] Call trace: [ 879.683872][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.683937][ T32] r10:8291a684 r9:eaa65d84 r8:00000002 r7:60000113 r6:eaa65d8c r5:8509ec00 [ 879.683963][ T32] r4:8509ec00 [ 879.683983][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.684030][ T32] r5:8509ec00 r4:8291a680 [ 879.684050][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.684093][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.684139][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa65e08 [ 879.684189][ T32] r4:00000000 [ 879.684214][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.684253][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.684293][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.684339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e0ab80 [ 879.684362][ T32] r4:00000000 [ 879.684382][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.684440][ T32] r9:83018205 r8:8509ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 879.684486][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.684537][ T32] r5:00001000 r4:e062d000 [ 879.684558][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.684601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.684647][ T32] r5:850d5b8c r4:850d5800 [ 879.684667][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.684718][ T32] r7:ddde2d80 r6:83018200 r5:850d5b8c r4:84e10680 [ 879.684740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.684791][ T32] r10:61c88647 r9:8509ec00 r8:84e106ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.684825][ T32] r4:84e10680 [ 879.684850][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.684903][ T32] r10:00000000 r9:84e10680 r8:80287e08 r7:eaa61e60 r6:84e10800 r5:8509ec00 [ 879.684926][ T32] r4:00000001 [ 879.684946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.685014][ T32] Exception stack(0xeaa65fb0 to 0xeaa65ff8) [ 879.685049][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 879.685109][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.685176][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.685211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.685235][ T32] r4:84e0ac80 [ 879.685576][ T32] INFO: task kworker/1:245:4076 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.685615][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.685707][ T32] Workqueue: events bpf_prog_free_deferred [ 879.685822][ T32] Call trace: [ 879.685857][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.685917][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.685972][ T32] r4:00000000 [ 879.685997][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.686041][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.686073][ T32] 1d20: bc6bf000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.686129][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.686190][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.686219][ T32] r5:800f0013 r4:80239bb0 [ 879.686240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.686285][ T32] r4:82ac21e4 [ 879.686306][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.686352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.686376][ T32] r4:dffe1dc0 [ 879.686395][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.686483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.686533][ T32] r4:00000000 [ 879.686613][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.686667][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.686690][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.686746][ T32] r5:00001000 r4:dfeb3000 [ 879.686802][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.686850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.686918][ T32] r5:84e5378c r4:84e53400 [ 879.686943][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.686995][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.687033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.687089][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.687112][ T32] r4:84e0be80 [ 879.687132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.687204][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.687260][ T32] r4:00000001 [ 879.687313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.687384][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.687421][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.687481][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.687514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.687548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.687571][ T32] r4:84d87ac0 [ 879.687592][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.687618][ T32] INFO: task kworker/1:246:4078 blocked for more than 456 seconds. [ 879.687649][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.687675][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.687700][ T32] task:kworker/1:246 state:D stack:0 pid:4078 tgid:4078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.687779][ T32] Workqueue: events bpf_prog_free_deferred [ 879.687825][ T32] Call trace: [ 879.687857][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.687909][ T32] r10:8291a684 r9:eaa69d84 r8:00000002 r7:60000013 r6:eaa69d8c r5:85150000 [ 879.687943][ T32] r4:85150000 [ 879.687996][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.688074][ T32] r5:85150000 r4:8291a680 [ 879.688128][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.688175][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.688223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa69e08 [ 879.688246][ T32] r4:00000000 [ 879.688266][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.688303][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.688369][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.688424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e0adc0 [ 879.688449][ T32] r4:00000000 [ 879.688469][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.688518][ T32] r9:83018205 r8:85150000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 879.688540][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.688584][ T32] r5:00001000 r4:e0685000 [ 879.688625][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.688671][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.688762][ T32] r5:850d638c r4:850d6000 [ 879.703239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.703358][ T32] r7:ddde2d80 r6:83018200 r5:850d638c r4:84e10700 [ 879.703388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.703451][ T32] r10:61c88647 r9:85150000 r8:84e1072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.703475][ T32] r4:84e10700 [ 879.703506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.703563][ T32] r10:00000000 r9:84e10700 r8:80287e08 r7:eaa61e60 r6:84e10880 r5:85150000 [ 879.703596][ T32] r4:00000001 [ 879.703643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.703688][ T32] Exception stack(0xeaa69fb0 to 0xeaa69ff8) [ 879.703722][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.703773][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.703835][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.703873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.703898][ T32] r4:84e0ad00 [ 879.704227][ T32] INFO: task kworker/1:246:4078 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.704264][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.704332][ T32] Workqueue: events bpf_prog_free_deferred [ 879.704380][ T32] Call trace: [ 879.704418][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.704477][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.704514][ T32] r4:00000000 [ 879.704540][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.704594][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.704639][ T32] 1d20: bc97b000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.704687][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.704727][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.704775][ T32] r5:800f0013 r4:80239bb0 [ 879.704800][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.704847][ T32] r4:82ac21e4 [ 879.704869][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.704916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.704939][ T32] r4:dffe1dc0 [ 879.704989][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.705041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.705065][ T32] r4:00000000 [ 879.705104][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.705160][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.705183][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.705229][ T32] r5:00001000 r4:dfeb3000 [ 879.705250][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.705316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.705394][ T32] r5:84e5378c r4:84e53400 [ 879.705421][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.705516][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.705566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.705637][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.705664][ T32] r4:84e0be80 [ 879.705686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.705737][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.705762][ T32] r4:00000001 [ 879.705781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.705819][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.705847][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.705928][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.705982][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.706038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.706088][ T32] r4:84d87ac0 [ 879.706136][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.706168][ T32] INFO: task kworker/1:247:4080 blocked for more than 456 seconds. [ 879.706202][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.706253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.706280][ T32] task:kworker/1:247 state:D stack:0 pid:4080 tgid:4080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.706348][ T32] Workqueue: events bpf_prog_free_deferred [ 879.706418][ T32] Call trace: [ 879.706465][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.706519][ T32] r10:8291a684 r9:eaa6dd84 r8:00000002 r7:60000113 r6:eaa6dd8c r5:85150c00 [ 879.706543][ T32] r4:85150c00 [ 879.706585][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.706636][ T32] r5:85150c00 r4:8291a680 [ 879.706657][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.706701][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.706748][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa6de08 [ 879.706770][ T32] r4:00000000 [ 879.706811][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.706853][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.706914][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.706965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e0d200 [ 879.706988][ T32] r4:00000000 [ 879.707029][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.707095][ T32] r9:83018205 r8:85150c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 879.707123][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.707171][ T32] r5:00001000 r4:e06ff000 [ 879.707193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.707235][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.707280][ T32] r5:850d678c r4:850d6400 [ 879.707301][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.707350][ T32] r7:ddde2d80 r6:83018200 r5:850d678c r4:84e10900 [ 879.707371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.707432][ T32] r10:61c88647 r9:85150c00 r8:84e1092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.707459][ T32] r4:84e10900 [ 879.707479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.707553][ T32] r10:00000000 r9:84e10900 r8:80287e08 r7:eaa69e60 r6:84e10a00 r5:85150c00 [ 879.707580][ T32] r4:00000001 [ 879.707610][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.707654][ T32] Exception stack(0xeaa6dfb0 to 0xeaa6dff8) [ 879.707708][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.707743][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.707771][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.707803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.707826][ T32] r4:84e0d100 [ 879.707966][ T32] INFO: task kworker/1:247:4080 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.707998][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.708109][ T32] Workqueue: events bpf_prog_free_deferred [ 879.708157][ T32] Call trace: [ 879.708215][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.708276][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.708345][ T32] r4:00000000 [ 879.708473][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.708521][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.708609][ T32] 1d20: bc97b000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.708750][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.721392][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.721448][ T32] r5:800f0013 r4:80239bb0 [ 879.721473][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.721533][ T32] r4:82ac21e4 [ 879.721555][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.721616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.721648][ T32] r4:dffe1dc0 [ 879.721670][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.721780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.721808][ T32] r4:00000000 [ 879.721831][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.721882][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.721909][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.721959][ T32] r5:00001000 r4:dfeb3000 [ 879.722007][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.722055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.722102][ T32] r5:84e5378c r4:84e53400 [ 879.722135][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.722193][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.722216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.722267][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.722290][ T32] r4:84e0be80 [ 879.722311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.722361][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.722385][ T32] r4:00000001 [ 879.722425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.722471][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.722502][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.722533][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.722572][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.722632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.722665][ T32] r4:84d87ac0 [ 879.722690][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.722736][ T32] INFO: task kworker/1:248:4082 blocked for more than 456 seconds. [ 879.722794][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.722824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.722857][ T32] task:kworker/1:248 state:D stack:0 pid:4082 tgid:4082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.722938][ T32] Workqueue: events bpf_prog_free_deferred [ 879.723008][ T32] Call trace: [ 879.723046][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.723104][ T32] r10:8291a684 r9:eaa71d84 r8:00000002 r7:60000013 r6:eaa71d8c r5:85151800 [ 879.723129][ T32] r4:85151800 [ 879.723150][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.723195][ T32] r5:85151800 r4:8291a680 [ 879.723216][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.723279][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.723337][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa71e08 [ 879.723361][ T32] r4:00000000 [ 879.723382][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.723434][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.723476][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.723544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84589040 [ 879.723597][ T32] r4:00000000 [ 879.723621][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.723672][ T32] r9:83018205 r8:85151800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 879.723695][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.723741][ T32] r5:00001000 r4:e070d000 [ 879.723782][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.723829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.723875][ T32] r5:850d6b8c r4:850d6800 [ 879.723896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.723944][ T32] r7:ddde2d80 r6:83018200 r5:850d6b8c r4:84e10780 [ 879.723965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.724015][ T32] r10:61c88647 r9:85151800 r8:84e107ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.724040][ T32] r4:84e10780 [ 879.724071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.724124][ T32] r10:00000000 r9:84e10780 r8:80287e08 r7:eaa6de60 r6:84e10b00 r5:85151800 [ 879.724148][ T32] r4:00000001 [ 879.724168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.724215][ T32] Exception stack(0xeaa71fb0 to 0xeaa71ff8) [ 879.724267][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.724327][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.724360][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.724392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.724423][ T32] r4:84589080 [ 879.724750][ T32] INFO: task kworker/1:248:4082 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.724784][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.724863][ T32] Workqueue: events bpf_prog_free_deferred [ 879.724911][ T32] Call trace: [ 879.724941][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.725007][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.725065][ T32] r4:00000000 [ 879.725089][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.725133][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.725165][ T32] 1d20: bcfcd000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.725196][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.725224][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.725276][ T32] r5:800f0013 r4:80239bb0 [ 879.725301][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.725414][ T32] r4:82ac21e4 [ 879.725443][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.725494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.725527][ T32] r4:dffe1dc0 [ 879.725551][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.725615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.725643][ T32] r4:00000000 [ 879.725665][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.725715][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.725737][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.725804][ T32] r5:00001000 r4:dfeb3000 [ 879.725850][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.725897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.725944][ T32] r5:84e5378c r4:84e53400 [ 879.725986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.726042][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.726076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.726131][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.726155][ T32] r4:84e0be80 [ 879.726175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.726239][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.726267][ T32] r4:00000001 [ 879.726289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.726348][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.726391][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.726432][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.726462][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.726494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.726518][ T32] r4:84d87ac0 [ 879.726560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.726598][ T32] INFO: task kworker/1:249:4084 blocked for more than 456 seconds. [ 879.726650][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.726703][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.726729][ T32] task:kworker/1:249 state:D stack:0 pid:4084 tgid:4084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.726798][ T32] Workqueue: events bpf_prog_free_deferred [ 879.726867][ T32] Call trace: [ 879.726931][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.726985][ T32] r10:8291a684 r9:eaa75d84 r8:00000002 r7:60000113 r6:eaa75d8c r5:85152400 [ 879.727046][ T32] r4:85152400 [ 879.727071][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.727118][ T32] r5:85152400 r4:8291a680 [ 879.727143][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.727209][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.727262][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa75e08 [ 879.727286][ T32] r4:00000000 [ 879.727307][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.727345][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.727382][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.727433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84589340 [ 879.727467][ T32] r4:00000000 [ 879.727512][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.727567][ T32] r9:83018205 r8:85152400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 879.727590][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.727635][ T32] r5:00001000 r4:e075d000 [ 879.727655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.727725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.727782][ T32] r5:850d6f8c r4:850d6c00 [ 879.727803][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.727854][ T32] r7:ddde2d80 r6:83018200 r5:850d6f8c r4:84e10980 [ 879.727876][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.727926][ T32] r10:61c88647 r9:85152400 r8:84e109ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.727958][ T32] r4:84e10980 [ 879.727982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.728033][ T32] r10:00000000 r9:84e10980 r8:80287e08 r7:eaa71e60 r6:84e10a80 r5:85152400 [ 879.728057][ T32] r4:00000001 [ 879.728077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.728114][ T32] Exception stack(0xeaa75fb0 to 0xeaa75ff8) [ 879.728143][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 879.728175][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.728203][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.728236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.728260][ T32] r4:84589080 [ 879.728392][ T32] INFO: task kworker/1:249:4084 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.728431][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.728488][ T32] Workqueue: events bpf_prog_free_deferred [ 879.728532][ T32] Call trace: [ 879.728604][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.728667][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.751409][ T32] r4:00000000 [ 879.751499][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.751575][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.751614][ T32] 1d20: bd631000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.751647][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.751696][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.751729][ T32] r5:800f0013 r4:80239bb0 [ 879.751751][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.751807][ T32] r4:82ac21e4 [ 879.751843][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.751937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.751966][ T32] r4:dffe1dc0 [ 879.751988][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.752046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.752095][ T32] r4:00000000 [ 879.752145][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.752202][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.752235][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.752318][ T32] r5:00001000 r4:dfeb3000 [ 879.752364][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.752418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.752467][ T32] r5:84e5378c r4:84e53400 [ 879.752488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.752559][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.752601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.752664][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.752728][ T32] r4:84e0be80 [ 879.752754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.752807][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.752831][ T32] r4:00000001 [ 879.752851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.752890][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.752920][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.752951][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.753000][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.753037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.753061][ T32] r4:84d87ac0 [ 879.753085][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.753131][ T32] INFO: task kworker/1:250:4087 blocked for more than 456 seconds. [ 879.753169][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.753251][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.753279][ T32] task:kworker/1:250 state:D stack:0 pid:4087 tgid:4087 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.753405][ T32] Workqueue: events bpf_prog_free_deferred [ 879.753457][ T32] Call trace: [ 879.753491][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.753564][ T32] r10:8291a684 r9:eaa79d84 r8:00000002 r7:60000013 r6:eaa79d8c r5:84c6c800 [ 879.753614][ T32] r4:84c6c800 [ 879.753638][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.753687][ T32] r5:84c6c800 r4:8291a680 [ 879.753708][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.753751][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.753798][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa79e08 [ 879.753822][ T32] r4:00000000 [ 879.753863][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.753905][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.753964][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.754017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84589700 [ 879.754041][ T32] r4:00000000 [ 879.754061][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.754111][ T32] r9:83018205 r8:84c6c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 879.754162][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.754234][ T32] r5:00001000 r4:e080b000 [ 879.754282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.754330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.754386][ T32] r5:850d7b8c r4:850d7800 [ 879.754414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.754489][ T32] r7:ddde2d80 r6:83018200 r5:850d7b8c r4:84e10b80 [ 879.754524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.754580][ T32] r10:61c88647 r9:84c6c800 r8:84e10bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.754604][ T32] r4:84e10b80 [ 879.754642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.754698][ T32] r10:00000000 r9:84e10b80 r8:80287e08 r7:eaa75e60 r6:84f89a00 r5:84c6c800 [ 879.754732][ T32] r4:00000001 [ 879.754764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.754807][ T32] Exception stack(0xeaa79fb0 to 0xeaa79ff8) [ 879.754837][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.754889][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.754922][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.754956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.754979][ T32] r4:84589300 [ 879.755312][ T32] INFO: task kworker/1:250:4087 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.755345][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.755443][ T32] Workqueue: events bpf_prog_free_deferred [ 879.755509][ T32] Call trace: [ 879.755554][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.755623][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.755651][ T32] r4:00000000 [ 879.755672][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.755715][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.755746][ T32] 1d20: bd631000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.755778][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.755805][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.755851][ T32] r5:800f0013 r4:80239bb0 [ 879.755876][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.755941][ T32] r4:82ac21e4 [ 879.755966][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.756014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.756037][ T32] r4:dffe1dc0 [ 879.756078][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.756176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.756204][ T32] r4:00000000 [ 879.756225][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.756295][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.756322][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.756368][ T32] r5:00001000 r4:dfeb3000 [ 879.756390][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.756463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.756514][ T32] r5:84e5378c r4:84e53400 [ 879.756535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.756586][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.756608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.756681][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.756738][ T32] r4:84e0be80 [ 879.756761][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.756879][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.756916][ T32] r4:00000001 [ 879.756937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.756977][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.757007][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.757038][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.757078][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.757135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.757163][ T32] r4:84d87ac0 [ 879.757226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.757256][ T32] INFO: task kworker/1:251:4089 blocked for more than 456 seconds. [ 879.757286][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.757310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.757355][ T32] task:kworker/1:251 state:D stack:0 pid:4089 tgid:4089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.757477][ T32] Workqueue: events bpf_prog_free_deferred [ 879.757530][ T32] Call trace: [ 879.757561][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.757615][ T32] r10:8291a684 r9:eaa81d84 r8:00000002 r7:60000013 r6:eaa81d8c r5:84c6d400 [ 879.757639][ T32] r4:84c6d400 [ 879.757660][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.757705][ T32] r5:84c6d400 r4:8291a680 [ 879.757726][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.757767][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.757813][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa81e08 [ 879.757837][ T32] r4:00000000 [ 879.757867][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.757909][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.757969][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.758019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84589480 [ 879.758043][ T32] r4:00000000 [ 879.758082][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.758143][ T32] r9:83018205 r8:84c6d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 879.758181][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.758270][ T32] r5:00001000 r4:e07b1000 [ 879.758295][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.758338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.758425][ T32] r5:850d738c r4:850d7000 [ 879.758476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.758531][ T32] r7:ddde2d80 r6:83018200 r5:850d738c r4:84e10d00 [ 879.758555][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.758606][ T32] r10:61c88647 r9:84c6d400 r8:84e10d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.758659][ T32] r4:84e10d00 [ 879.758684][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.792468][ T32] r10:00000000 r9:84e10d00 r8:80287e08 r7:eaa79e60 r6:84f89b00 r5:84c6d400 [ 879.792628][ T32] r4:00000001 [ 879.793143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.793889][ T32] Exception stack(0xeaa81fb0 to 0xeaa81ff8) [ 879.794710][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.795029][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.795102][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.795233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.795322][ T32] r4:845893c0 [ 879.795946][ T32] INFO: task kworker/1:251:4089 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 879.796021][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.796214][ T32] Workqueue: events bpf_prog_free_deferred [ 879.796423][ T32] Call trace: [ 879.796498][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 879.796617][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 879.796678][ T32] r4:00000000 ** 1 printk messages dropped ** [ 879.796817][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 879.797309][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 879.798136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 7 printk messages dropped ** [ 879.811031][ T32] r5:84e5378c r4:84e53400 [ 879.811087][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.811363][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 879.811431][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.811545][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.811596][ T32] r4:84e0be80 [ 879.811643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.811750][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 879.811800][ T32] r4:00000001 [ 879.811845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.811927][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 879.812027][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.812101][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.812163][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.812233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.812285][ T32] r4:84d87ac0 [ 879.812400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.812490][ T32] INFO: task kworker/1:252:4090 blocked for more than 456 seconds. [ 879.812596][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.812687][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.812741][ T32] task:kworker/1:252 state:D stack:0 pid:4090 tgid:4090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.812862][ T32] Workqueue: events bpf_prog_free_deferred [ 879.812953][ T32] Call trace: [ 879.813106][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 879.813226][ T32] r10:8291a684 r9:eaa85d84 r8:00000002 r7:60000113 r6:eaa85d8c r5:84c6ec00 [ 879.813275][ T32] r4:84c6ec00 [ 879.813319][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 879.813481][ T32] r5:84c6ec00 r4:8291a680 [ 879.813721][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.813818][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 879.813918][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa85e08 [ 879.814024][ T32] r4:00000000 [ 879.814091][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.814183][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.814268][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.814398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845895c0 [ 879.814566][ T32] r4:00000000 [ 879.814617][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.814727][ T32] r9:83018205 r8:84c6ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 879.814833][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.814932][ T32] r5:00001000 r4:e07d3000 [ 879.814982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.815097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.815198][ T32] r5:850d778c r4:850d7400 ** 2 printk messages dropped ** [ 879.815606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 879.815969][ T32] r4:00000001 ** 5 printk messages dropped ** [ 879.818146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 879.840788][ T32] Call trace: ** 4 printk messages dropped ** [ 879.841501][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 879.841609][ T32] 1d20: bdb1e000 eca77000 00000001 80239b98 7f035000 00000001 [ 879.841684][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 879.841744][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 879.841800][ T32] r5:800f0013 r4:80239bb0 [ 879.841845][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.841937][ T32] r4:82ac21e4 [ 879.841984][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.842087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 879.842139][ T32] r4:dffe1dc0 [ 879.842188][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.842285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 879.842335][ T32] r4:00000000 [ 879.842382][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.842494][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 879.842541][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.842653][ T32] r5:00001000 r4:dfeb3000 [ 879.842810][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.842905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.843000][ T32] r5:84e5378c r4:84e53400 [ 879.843049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.843244][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 1 printk messages dropped ** [ 879.843571][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 879.844624][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 12 printk messages dropped ** [ 879.847051][ T32] r4:00000000 ** 8 printk messages dropped ** [ 879.848762][ T32] r5:00001000 r4:dfc81000 ** 1 printk messages dropped ** [ 879.871076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 879.874144][ T32] r4:84f89a80 ** 4 printk messages dropped ** [ 879.874945][ T32] Exception stack(0xeaa89fb0 to 0xeaa89ff8) ** 6 printk messages dropped ** [ 879.876878][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 879.912758][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 879.916214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 6 printk messages dropped ** [ 879.944081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 879.946155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 879.948083][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 879.970505][ T32] r10:8291a684 r9:eaa7dd84 r8:00000002 r7:60000113 r6:eaa7dd8c r5:85153000 ** 5 printk messages dropped ** [ 879.971451][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa7de08 [ 879.971499][ T32] r4:00000000 [ 879.971544][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 879.972127][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 879.972285][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 879.973153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84589780 [ 879.973244][ T32] r4:00000000 [ 879.973359][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 879.973491][ T32] r9:83018205 r8:85153000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 879.973545][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 879.973647][ T32] r5:00001000 r4:e081f000 [ 879.973694][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 879.974114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.974220][ T32] r5:850d7f8c r4:850d7c00 [ 879.975776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.976696][ T32] r7:ddde2d80 r6:83018200 r5:850d7f8c r4:84e10e00 [ 879.977170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.977289][ T32] r10:61c88647 r9:85153000 r8:84e10e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.977700][ T32] r4:84e10e00 [ 879.978676][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.998264][ T32] r10:00000000 r9:84e10e00 r8:80287e08 r7:eaa79e60 r6:84e10c00 r5:85153000 [ 879.998354][ T32] r4:00000001 [ 879.999097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.010203][ T32] Exception stack(0xeaa7dfb0 to 0xeaa7dff8) [ 880.010328][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.010697][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.010772][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.010845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.010901][ T32] r4:84589a00 [ 880.011523][ T32] INFO: task kworker/1:253:4095 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 880.011646][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.012087][ T32] Workqueue: events bpf_prog_free_deferred [ 880.012215][ T32] Call trace: [ 880.012286][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 880.012424][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 880.013110][ T32] r4:00000000 [ 880.013197][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.013300][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 880.014381][ T32] 1d20: be879000 eca77000 00000001 80239b98 7f035000 00000001 [ 880.014464][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 880.014531][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.014618][ T32] r5:800f0013 r4:80239bb0 [ 880.014673][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.014776][ T32] r4:82ac21e4 [ 880.014824][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.015115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 880.015179][ T32] r4:dffe1dc0 [ 880.015243][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.015381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 880.015441][ T32] r4:00000000 [ 880.015539][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 880.015675][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 880.015732][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.015849][ T32] r5:00001000 r4:dfeb3000 [ 880.015902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.015994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.016125][ T32] r5:84e5378c r4:84e53400 [ 880.016182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.016291][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 880.016340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.016453][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.016523][ T32] r4:84e0be80 [ 880.016575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.017247][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 880.017439][ T32] r4:00000001 [ 880.017517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.017941][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 880.018012][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 880.050542][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 880.051014][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 880.052092][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 880.053163][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 880.053766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.053915][ T32] r5:8518c38c r4:8518c000 ** 2 printk messages dropped ** [ 880.054353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.054503][ T32] r10:61c88647 r9:85154800 r8:84e10cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.054559][ T32] r4:84e10c80 [ 880.054604][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.054730][ T32] r10:00000000 r9:84e10c80 r8:80287e08 r7:eaa7de60 r6:84e10e80 r5:85154800 [ 880.054790][ T32] r4:00000001 [ 880.054867][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.054959][ T32] Exception stack(0xeaa8dfb0 to 0xeaa8dff8) [ 880.055023][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.055091][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.055158][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.055252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.055313][ T32] r4:845897c0 [ 880.055938][ T32] INFO: task kworker/1:254:4096 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 880.056105][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.056257][ T32] Workqueue: events bpf_prog_free_deferred [ 880.056352][ T32] Call trace: [ 880.056453][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 880.056572][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 880.056655][ T32] r4:00000000 [ 880.056762][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.057145][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 880.057350][ T32] 1d20: bed40000 eca77000 00000001 80239b98 7f035000 00000001 [ 880.058204][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 880.058302][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.058381][ T32] r5:800f0013 r4:80239bb0 [ 880.058439][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.058532][ T32] r4:82ac21e4 [ 880.058580][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.072898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 880.073056][ T32] r4:dffe1dc0 [ 880.073109][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.073250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 880.073381][ T32] r4:00000000 [ 880.073446][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 880.073555][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 880.073601][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.073782][ T32] r5:00001000 r4:dfeb3000 [ 880.073834][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.074088][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.074197][ T32] r5:84e5378c r4:84e53400 [ 880.074489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 880.075295][ T32] r4:84e0be80 ** 1 printk messages dropped ** [ 880.075456][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 9 printk messages dropped ** [ 880.076582][ T32] INFO: task kworker/1:255:4098 blocked for more than 457 seconds. ** 7 printk messages dropped ** [ 880.077477][ T32] r4:85155400 ** 4 printk messages dropped ** [ 880.078413][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa91e08 ** 5 printk messages dropped ** [ 880.104288][ T32] r4:00000000 ** 3 printk messages dropped ** [ 880.104653][ T32] r5:00001000 r4:e0841000 ** 1 printk messages dropped ** [ 880.104785][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 880.105313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 880.106230][ T32] Exception stack(0xeaa91fb0 to 0xeaa91ff8) ** 6 printk messages dropped ** [ 880.107285][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 880.108276][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 880.130296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 9 printk messages dropped ** [ 880.135358][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 5 printk messages dropped ** [ 880.137814][ T32] r4:00000001 ** 5 printk messages dropped ** [ 880.155813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 880.159089][ T32] Call trace: ** 6 printk messages dropped ** [ 880.182265][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 880.185357][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 880.188221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 880.209963][ T32] r10:00000000 r9:84568000 r8:80287e08 r7:eaa91e60 r6:84568180 r5:85156000 ** 4 printk messages dropped ** [ 880.210374][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.210441][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.210787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.210858][ T32] r4:84589b00 [ 880.211497][ T32] INFO: task kworker/1:256:4101 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 880.211575][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.211759][ T32] Workqueue: events bpf_prog_free_deferred [ 880.211863][ T32] Call trace: [ 880.212137][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 880.212259][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 880.212421][ T32] r4:00000000 [ 880.212481][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.212580][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 880.212653][ T32] 1d20: bfa88000 eca77000 00000001 80239b98 7f035000 00000001 [ 880.212725][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 880.212818][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.212882][ T32] r5:800f0013 r4:80239bb0 [ 880.212931][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.213027][ T32] r4:82ac21e4 [ 880.213074][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.213175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 880.213373][ T32] r4:dffe1dc0 [ 880.213469][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.213586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 880.213670][ T32] r4:00000000 [ 880.213781][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 880.213907][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 880.213960][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.214057][ T32] r5:00001000 r4:dfeb3000 [ 880.214104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.214392][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.214500][ T32] r5:84e5378c r4:84e53400 [ 880.214549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.216034][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 880.216095][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.216209][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.217561][ T32] r4:84e0be80 [ 880.218233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.218351][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 880.218421][ T32] r4:00000001 [ 880.218738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.251923][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 880.252028][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 880.252103][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.252336][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.252481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.253133][ T32] r4:84d87ac0 [ 880.253234][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.253320][ T32] INFO: task kworker/1:257:4102 blocked for more than 457 seconds. [ 880.253420][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.253478][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.253525][ T32] task:kworker/1:257 state:D stack:0 pid:4102 tgid:4102 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.254320][ T32] Workqueue: events bpf_prog_free_deferred [ 880.254575][ T32] Call trace: [ 880.254651][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 880.254770][ T32] r10:8291a684 r9:eaa9dd84 r8:00000002 r7:60000013 r6:eaa9dd8c r5:85156c00 [ 880.254822][ T32] r4:85156c00 [ 880.255117][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 880.255221][ T32] r5:85156c00 r4:8291a680 [ 880.255268][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.255355][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 880.255466][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa9de08 [ 880.255549][ T32] r4:00000000 [ 880.255602][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 880.255681][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.255761][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.255855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84589e00 [ 880.255908][ T32] r4:00000000 [ 880.255956][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 880.256149][ T32] r9:83018205 r8:85156c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 880.256208][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.256357][ T32] r5:00001000 r4:e4881000 [ 880.256416][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.256510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.256813][ T32] r5:8518cf8c r4:8518cc00 [ 880.256870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.257007][ T32] r7:ddde2d80 r6:83018200 r5:8518cf8c r4:84568080 [ 880.257062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.257186][ T32] r10:61c88647 r9:85156c00 r8:845680ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.257346][ T32] r4:84568080 [ 880.257409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.257979][ T32] r10:00000000 r9:84568080 r8:80287e08 r7:eaa95e60 r6:84568280 r5:85156c00 [ 880.258040][ T32] r4:00000001 [ 880.258084][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.258168][ T32] Exception stack(0xeaa9dfb0 to 0xeaa9dff8) [ 880.258233][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.258300][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.258362][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.258576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.258633][ T32] r4:84589bc0 [ 880.280474][ T32] INFO: task kworker/1:257:4102 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 880.280604][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.281139][ T32] Workqueue: events bpf_prog_free_deferred [ 880.281257][ T32] Call trace: [ 880.281344][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 880.281477][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 880.281533][ T32] r4:00000000 [ 880.281579][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.281715][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 880.281824][ T32] 1d20: c016a000 eca77000 00000001 80239b98 7f035000 00000001 [ 880.281899][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 880.281960][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.282016][ T32] r5:800f0013 r4:80239bb0 [ 880.282181][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.282283][ T32] r4:82ac21e4 [ 880.282331][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.282676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 880.282736][ T32] r4:dffe1dc0 [ 880.282783][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.282884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 880.282966][ T32] r4:00000000 [ 880.283032][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 880.283148][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 880.283201][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.283294][ T32] r5:00001000 r4:dfeb3000 [ 880.283357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.283477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 880.284060][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 5 printk messages dropped ** [ 880.284653][ T32] r4:00000001 ** 5 printk messages dropped ** [ 880.285856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 880.287214][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 880.288595][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 880.316082][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 880.317001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 880.318621][ T32] r10:00000000 r9:84568100 r8:80287e08 r7:eaa9de60 r6:84568200 r5:85158000 ** 7 printk messages dropped ** [ 880.335190][ T32] r4:84589dc0 ** 2 printk messages dropped ** [ 880.336219][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 880.337208][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 8 printk messages dropped ** [ 880.338624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 9 printk messages dropped ** [ 880.358040][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 6 printk messages dropped ** [ 880.358765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.364892][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 880.364982][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 880.365168][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.365346][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.365436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.365491][ T32] r4:84d87ac0 [ 880.365906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.366118][ T32] INFO: task kworker/1:259:4105 blocked for more than 457 seconds. [ 880.366199][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.366255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.366304][ T32] task:kworker/1:259 state:D stack:0 pid:4105 tgid:4105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.366491][ T32] Workqueue: events bpf_prog_free_deferred [ 880.366606][ T32] Call trace: [ 880.366675][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 880.366790][ T32] r10:8291a684 r9:eaaa5d84 r8:00000002 r7:60000013 r6:eaaa5d8c r5:85158c00 [ 880.367012][ T32] r4:85158c00 [ 880.367065][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 880.367167][ T32] r5:85158c00 r4:8291a680 [ 880.367217][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.367326][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 880.368103][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa5e08 [ 880.368165][ T32] r4:00000000 [ 880.368214][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 880.368374][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.369103][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.389398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f3c140 [ 880.389486][ T32] r4:00000000 [ 880.389540][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 880.389689][ T32] r9:83018205 r8:85158c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 880.389744][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.389885][ T32] r5:00001000 r4:df9bc000 [ 880.389935][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.390389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.390496][ T32] r5:8518d38c r4:8518d000 [ 880.390627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.390738][ T32] r7:ddde2d80 r6:83018200 r5:8518d38c r4:84568300 [ 880.391115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.391230][ T32] r10:61c88647 r9:85158c00 r8:8456832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.391295][ T32] r4:84568300 [ 880.391370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.391485][ T32] r10:00000000 r9:84568300 r8:80287e08 r7:eaaa1e60 r6:84568380 r5:85158c00 [ 880.391539][ T32] r4:00000001 [ 880.391586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.391673][ T32] Exception stack(0xeaaa5fb0 to 0xeaaa5ff8) [ 880.391742][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 880.391811][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.391878][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.391950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.392000][ T32] r4:84589dc0 [ 880.392642][ T32] INFO: task kworker/1:259:4105 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 880.392856][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.393004][ T32] Workqueue: events bpf_prog_free_deferred [ 880.393171][ T32] Call trace: [ 880.393257][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 880.393553][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 880.393615][ T32] r4:00000000 [ 880.394177][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.394287][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 880.394360][ T32] 1d20: c0c6a000 eca77000 00000001 80239b98 7f035000 00000001 ** 3 printk messages dropped ** [ 880.394605][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 880.395842][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 880.396782][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 880.397360][ T32] r4:84d87ac0 ** 4 printk messages dropped ** [ 880.397704][ T32] task:kworker/1:260 state:D stack:0 pid:4108 tgid:4108 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 880.398632][ T32] r4:00000000 ** 3 printk messages dropped ** [ 880.434413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f3c440 ** 6 printk messages dropped ** [ 880.434957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 880.435505][ T32] r10:61c88647 r9:8515a400 r8:8456842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 880.435924][ T32] Exception stack(0xe48a9fb0 to 0xe48a9ff8) [ 880.435991][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 880.436058][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.436119][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.436190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.436239][ T32] r4:84f3c200 [ 880.436880][ T32] INFO: task kworker/1:260:4108 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 880.436955][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.437154][ T32] Workqueue: events bpf_prog_free_deferred [ 880.437354][ T32] Call trace: [ 880.437960][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 880.438113][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 880.438183][ T32] r4:00000000 [ 880.438516][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.438612][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 880.438679][ T32] 1d20: c11ee000 eca77000 00000001 80239b98 7f035000 00000001 [ 880.448169][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 880.448280][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.448370][ T32] r5:800f0013 r4:80239bb0 [ 880.448421][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.448529][ T32] r4:82ac21e4 [ 880.448583][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.448727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 880.449358][ T32] r4:dffe1dc0 [ 880.449462][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.449590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 880.449645][ T32] r4:00000000 [ 880.449692][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 880.449825][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 880.449909][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.450017][ T32] r5:00001000 r4:dfeb3000 [ 880.450080][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.450171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.450269][ T32] r5:84e5378c r4:84e53400 [ 880.450315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.450539][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 880.450595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.450700][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.450760][ T32] r4:84e0be80 [ 880.450921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.451034][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 880.451313][ T32] r4:00000001 [ 880.451377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.451465][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 880.451549][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 880.451621][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.451735][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.451842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.451932][ T32] r4:84d87ac0 [ 880.452151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.452218][ T32] INFO: task kworker/1:261:4111 blocked for more than 457 seconds. [ 880.452285][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.452339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.452394][ T32] task:kworker/1:261 state:D stack:0 pid:4111 tgid:4111 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.452506][ T32] Workqueue: events bpf_prog_free_deferred [ 880.452596][ T32] Call trace: [ 880.452663][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 880.452775][ T32] r10:8291a684 r9:e8905d84 r8:00000002 r7:60000013 r6:e8905d8c r5:8515bc00 [ 880.452825][ T32] r4:8515bc00 [ 880.452868][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 880.452961][ T32] r5:8515bc00 r4:8291a680 [ 880.453013][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.453104][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 880.453205][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8905e08 [ 880.453258][ T32] r4:00000000 [ 880.453302][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 880.453409][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.453504][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.453629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f3c700 [ 880.453686][ T32] r4:00000000 [ 880.453745][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 880.453853][ T32] r9:83018205 r8:8515bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 880.453900][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.453992][ T32] r5:00001000 r4:dfd95000 [ 880.454036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.454121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.454242][ T32] r5:8518df8c r4:8518dc00 [ 880.454294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.454403][ T32] r7:ddde2d80 r6:83018200 r5:8518df8c r4:84568580 [ 880.454450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.455149][ T32] r10:61c88647 r9:8515bc00 r8:845685ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 880.455371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 880.456929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.456987][ T32] r4:84f3c400 [ 880.457619][ T32] INFO: task kworker/1:261:4111 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 880.457691][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.457959][ T32] Workqueue: events bpf_prog_free_deferred [ 880.458052][ T32] Call trace: [ 880.458150][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 880.458273][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 880.458328][ T32] r4:00000000 [ 880.458383][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.458472][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 880.458788][ T32] 1d20: c11ee000 eca77000 00000001 80239b98 7f035000 00000001 [ 880.490099][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 880.490242][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.490313][ T32] r5:800f0013 r4:80239bb0 [ 880.490363][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.490506][ T32] r4:82ac21e4 [ 880.490554][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.490651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 880.490966][ T32] r4:dffe1dc0 [ 880.491021][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 880.492235][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 880.493392][ T32] r4:84e0be80 ** 2 printk messages dropped ** [ 880.493920][ T32] r4:00000001 ** 5 printk messages dropped ** [ 880.494417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 880.495342][ T32] Call trace: ** 5 printk messages dropped ** [ 880.496264][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 880.497856][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 880.498484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 880.519829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 880.520573][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 880.521768][ T32] Call trace: ** 5 printk messages dropped ** [ 880.522257][ T32] 1d20: c186a000 eca77000 00000001 80239b98 7f035000 00000001 ** 9 printk messages dropped ** [ 880.523031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 9 printk messages dropped ** [ 880.523886][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 5 printk messages dropped ** [ 880.524457][ T32] r4:00000001 ** 4 printk messages dropped ** [ 880.524786][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 880.525886][ T32] Workqueue: events bpf_prog_free_deferred [ 880.526172][ T32] Call trace: [ 880.526271][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 880.526631][ T32] r10:8291a684 r9:ea995d84 r8:00000002 r7:60000113 r6:ea995d8c r5:8515d400 [ 880.526763][ T32] r4:8515d400 [ 880.526815][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 880.526913][ T32] r5:8515d400 r4:8291a680 [ 880.526957][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.527046][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 880.527179][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea995e08 [ 880.527250][ T32] r4:00000000 [ 880.527300][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 880.527387][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.527465][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.527560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f3c940 [ 880.527610][ T32] r4:00000000 [ 880.527656][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 880.527760][ T32] r9:83018205 r8:8515d400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 880.527839][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.527938][ T32] r5:00001000 r4:dfe71000 [ 880.527983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.528067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.528165][ T32] r5:8518e78c r4:8518e400 [ 880.528212][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.528314][ T32] r7:ddde2d80 r6:83018200 r5:8518e78c r4:84568600 [ 880.528362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.528512][ T32] r10:61c88647 r9:8515d400 r8:8456862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.528568][ T32] r4:84568600 [ 880.528612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.557425][ T32] r10:00000000 r9:84568600 r8:80287e08 r7:e8929e60 r6:84568880 r5:8515d400 [ 880.557763][ T32] r4:00000001 [ 880.557819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.557943][ T32] Exception stack(0xea995fb0 to 0xea995ff8) [ 880.558012][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 880.558083][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.558146][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.558221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.558272][ T32] r4:84f3c940 [ 880.567181][ T32] INFO: task kworker/1:263:4116 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 880.567358][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.567574][ T32] Workqueue: events bpf_prog_free_deferred [ 880.567699][ T32] Call trace: [ 880.567773][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 880.567905][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 880.567959][ T32] r4:00000000 [ 880.568005][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.568094][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 880.568168][ T32] 1d20: c1ba2000 eca77000 00000001 80239b98 7f035000 00000001 [ 880.568237][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 880.568302][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 880.568360][ T32] r5:800f0013 r4:80239bb0 [ 880.568416][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.568509][ T32] r4:82ac21e4 [ 880.568556][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.568660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 880.579649][ T32] r4:dffe1dc0 [ 880.579776][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.579948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 880.580067][ T32] r4:00000000 [ 880.580122][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 880.580240][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 10 printk messages dropped ** [ 880.581313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 880.581558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.581648][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 880.581719][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 880.581788][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.581850][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.581923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.581975][ T32] r4:84d87ac0 [ 880.582026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.582090][ T32] INFO: task kworker/0:237:4117 blocked for more than 457 seconds. [ 880.582161][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.582220][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.582271][ T32] task:kworker/0:237 state:D stack:0 pid:4117 tgid:4117 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 880.582827][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) ** 15 printk messages dropped ** [ 880.584382][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 880.584680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.584789][ T32] r10:61c88647 r9:84c69800 r8:84f89c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.584838][ T32] r4:84f89c00 [ 880.584880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.584992][ T32] r10:00000000 r9:84f89c00 r8:80287e08 r7:ea9e9e60 r6:84f89d00 r5:84c69800 [ 880.585043][ T32] r4:00000001 [ 880.585127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.585221][ T32] Exception stack(0xeaa99fb0 to 0xeaa99ff8) [ 880.585284][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 880.585443][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.585514][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 880.586351][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 880.610157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 880.611909][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 880.612778][ T32] r10:8291a684 r9:eaaadd84 r8:00000002 r7:60000113 r6:eaaadd8c r5:84c6b000 [ 880.612838][ T32] r4:84c6b000 [ 880.613126][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 880.613234][ T32] r5:84c6b000 r4:8291a680 [ 880.613299][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.614105][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 880.615447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 880.616040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 16 printk messages dropped ** [ 880.618643][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 15 printk messages dropped ** [ 880.661394][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 880.662566][ T32] r4:84e0be80 ** 3 printk messages dropped ** [ 880.662816][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 880.663695][ T32] INFO: task kworker/1:265:4121 blocked for more than 457 seconds. ** 6 printk messages dropped ** [ 880.664381][ T32] r10:8291a684 r9:eaaa9d84 r8:00000002 r7:60000113 r6:eaaa9d8c r5:85096000 ** 5 printk messages dropped ** [ 880.665147][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa9e08 [ 880.665215][ T32] r4:00000000 [ 880.665261][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 880.665372][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.665465][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.665563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f3ccc0 [ 880.665611][ T32] r4:00000000 [ 880.665663][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 880.665770][ T32] r9:83018205 r8:85096000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 880.665819][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.665911][ T32] r5:00001000 r4:dff1d000 [ 880.665955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.666045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.666168][ T32] r5:8518eb8c r4:8518e800 [ 880.666221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.666326][ T32] r7:ddde2d80 r6:83018200 r5:8518eb8c r4:84568980 [ 880.666374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.666491][ T32] r10:61c88647 r9:85096000 r8:845689ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.666542][ T32] r4:84568980 [ 880.666614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.666722][ T32] r10:00000000 r9:84568980 r8:80287e08 r7:eaaade60 r6:84f89e80 r5:85096000 [ 880.666778][ T32] r4:00000001 [ 880.666824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.666967][ T32] Exception stack(0xeaaa9fb0 to 0xeaaa9ff8) [ 880.667036][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 880.667634][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.667705][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.667777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.667825][ T32] r4:84f3cd80 [ 880.668458][ T32] INFO: task kworker/1:265:4121 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 880.668531][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.668651][ T32] Workqueue: events bpf_prog_free_deferred [ 880.690129][ T32] Call trace: [ 880.690444][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 880.691021][ T32] 1d20: c289e000 eca77000 00000001 80239b98 7f035000 00000001 ** 7 printk messages dropped ** [ 880.692056][ T32] r4:dffe1dc0 ** 5 printk messages dropped ** [ 880.693215][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 880.694251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.694348][ T32] r5:84e5378c r4:84e53400 [ 880.694403][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.694563][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 880.695210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.695330][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.695393][ T32] r4:84e0be80 [ 880.695441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.695577][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 880.695646][ T32] r4:00000001 [ 880.695698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.695950][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 880.696019][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 880.696108][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.696177][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.696259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.696316][ T32] r4:84d87ac0 [ 880.696371][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.696473][ T32] INFO: task kworker/1:266:4124 blocked for more than 457 seconds. [ 880.696577][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.696641][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.696691][ T32] task:kworker/1:266 state:D stack:0 pid:4124 tgid:4124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.696889][ T32] Workqueue: events bpf_prog_free_deferred [ 880.697202][ T32] Call trace: [ 880.697302][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 880.698023][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 880.698577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f3cf40 ** 6 printk messages dropped ** [ 880.730170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 880.730478][ T32] r7:ddde2d80 r6:83018200 r5:8518f38c r4:84568a00 ** 4 printk messages dropped ** [ 880.730853][ T32] r10:00000000 r9:84568a00 r8:80287e08 r7:eaaade60 r6:84f89c80 r5:84f10000 ** 6 printk messages dropped ** [ 880.731688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 880.732918][ T32] Call trace: ** 4 printk messages dropped ** [ 880.733304][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 4 printk messages dropped ** [ 880.734273][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 880.734933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 880.734991][ T32] r4:dffe1dc0 [ 880.735315][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.735460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 880.735563][ T32] r4:00000000 [ 880.735795][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 880.735904][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 880.735955][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.736048][ T32] r5:00001000 r4:dfeb3000 [ 880.736094][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.736186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.736408][ T32] r5:84e5378c r4:84e53400 [ 880.736481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.736594][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 880.736664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.736775][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.737123][ T32] r4:84e0be80 [ 880.737206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.737317][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 880.737432][ T32] r4:00000001 [ 880.737482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.737564][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 880.737644][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 880.737717][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.737782][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.737995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.738052][ T32] r4:84d87ac0 [ 880.738136][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.738384][ T32] INFO: task kworker/1:267:4126 blocked for more than 457 seconds. ** 3 printk messages dropped ** [ 880.738674][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 880.767879][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 880.768531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e01140 ** 6 printk messages dropped ** [ 880.779881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 880.780474][ T32] r4:84568a80 ** 8 printk messages dropped ** [ 880.781152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 880.782661][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 880.783517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 7 printk messages dropped ** [ 880.784265][ T32] r5:84e5378c r4:84e53400 [ 880.784313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.784429][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 880.784479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.784588][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.784769][ T32] r4:84e0be80 [ 880.784825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.784929][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 880.784986][ T32] r4:00000001 [ 880.785031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.785139][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 880.785240][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 880.785382][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.785454][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.785549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.785626][ T32] r4:84d87ac0 [ 880.785680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.785738][ T32] INFO: task kworker/1:268:4127 blocked for more than 457 seconds. [ 880.785821][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.786101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.786167][ T32] task:kworker/1:268 state:D stack:0 pid:4127 tgid:4127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.786294][ T32] Workqueue: events bpf_prog_free_deferred [ 880.786395][ T32] Call trace: [ 880.786465][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 880.786574][ T32] r10:8291a684 r9:eaac5d84 r8:00000002 r7:60000113 r6:eaac5d8c r5:84f12400 [ 880.786624][ T32] r4:84f12400 [ 880.786670][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 880.786764][ T32] r5:84f12400 r4:8291a680 [ 880.786812][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.786901][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 880.787001][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac5e08 [ 880.787069][ T32] r4:00000000 [ 880.787121][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 880.787232][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 880.787317][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.787507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84301040 [ 880.787669][ T32] r4:00000000 [ 880.787722][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 880.787828][ T32] r9:83018205 r8:84f12400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 880.787876][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.787968][ T32] r5:00001000 r4:e00db000 [ 880.788043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.788152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.788255][ T32] r5:8518fb8c r4:8518f800 [ 880.788303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.788419][ T32] r7:ddde2d80 r6:83018200 r5:8518fb8c r4:84568b00 [ 880.788468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.788575][ T32] r10:61c88647 r9:84f12400 r8:84568b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.788626][ T32] r4:84568b00 [ 880.788673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 880.819259][ T32] r4:00000001 ** 5 printk messages dropped ** [ 880.819757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 880.821627][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 880.822481][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 880.823087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 1 printk messages dropped ** [ 880.823605][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 880.823834][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 880.823890][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.824518][ T32] r5:00001000 r4:dfeb3000 [ 880.824574][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.824785][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.824919][ T32] r5:84e5378c r4:84e53400 [ 880.825267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.825415][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 880.825771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.825890][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.825944][ T32] r4:84e0be80 [ 880.826003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.826120][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 880.826378][ T32] r4:00000001 [ 880.826432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.826516][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 880.826580][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 880.826647][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.826714][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.827106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.827176][ T32] r4:84d87ac0 [ 880.827230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.827297][ T32] INFO: task kworker/1:269:4129 blocked for more than 457 seconds. [ 880.827369][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.827430][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.827504][ T32] task:kworker/1:269 state:D stack:0 pid:4129 tgid:4129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.827618][ T32] Workqueue: events bpf_prog_free_deferred [ 880.827746][ T32] Call trace: [ 880.827817][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) ** 2 printk messages dropped ** [ 880.828065][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) ** 15 printk messages dropped ** [ 880.861356][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 880.862387][ T32] Exception stack(0xeaacdfb0 to 0xeaacdff8) ** 13 printk messages dropped ** [ 880.864501][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 12 printk messages dropped ** [ 880.867203][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 19 printk messages dropped ** [ 880.891664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 16 printk messages dropped ** [ 880.893240][ T32] r4:00000000 ** 2 printk messages dropped ** [ 880.893520][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 880.893618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f3bd80 [ 880.893669][ T32] r4:00000000 [ 880.893713][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 880.893817][ T32] r9:83018005 r8:84f13c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 880.894062][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 880.894173][ T32] r5:00001000 r4:e8901000 [ 880.894223][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 880.894575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.894681][ T32] r5:8513038c r4:85130000 [ 880.894735][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.894837][ T32] r7:dddced80 r6:83018000 r5:8513038c r4:84fb1300 ** 1 printk messages dropped ** [ 880.895021][ T32] r10:61c88647 r9:84f13c00 r8:84fb132c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 880.897239][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 880.898610][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 880.930193][ T32] r5:00001000 r4:dfeb3000 ** 9 printk messages dropped ** [ 880.932314][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 16 printk messages dropped ** [ 880.935350][ T32] r10:8291a684 r9:eaad9d84 r8:00000002 r7:60000113 r6:eaad9d8c r5:84f13000 ** 15 printk messages dropped ** [ 880.968457][ T32] r5:00001000 r4:e00f9000 ** 6 printk messages dropped ** [ 880.970734][ T32] r10:61c88647 r9:84f13000 r8:8456882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 880.974274][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 15 printk messages dropped ** [ 880.975494][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 14 printk messages dropped ** [ 880.978295][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 881.020490][ T32] r10:8291a684 r9:eaaddd84 r8:00000002 r7:60000013 r6:eaaddd8c r5:84f15400 ** 3 printk messages dropped ** [ 881.020909][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.020996][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 881.021140][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaadde08 [ 881.021320][ T32] r4:00000000 [ 881.021412][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 881.021499][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 881.021586][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.021687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:843012c0 [ 881.021741][ T32] r4:00000000 [ 881.022405][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 881.022637][ T32] r9:83018205 r8:84f15400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 881.022692][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.023015][ T32] r5:00001000 r4:e010b000 [ 881.023069][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.023167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.023294][ T32] r5:8519438c r4:85194000 [ 881.023430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.023546][ T32] r7:ddde2d80 r6:83018200 r5:8519438c r4:84568c00 [ 881.023597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 881.025420][ T32] r4:84301240 ** 10 printk messages dropped ** [ 881.027259][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 21 printk messages dropped ** [ 881.060064][ T32] r4:84e0be80 ** 11 printk messages dropped ** [ 881.060896][ T32] INFO: task kworker/1:272:4137 blocked for more than 458 seconds. ** 16 printk messages dropped ** [ 881.062460][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 15 printk messages dropped ** [ 881.063799][ T32] r10:00000000 r9:84568c80 r8:80287e08 r7:eaacde60 r6:84def100 r5:84f16c00 ** 20 printk messages dropped ** [ 881.066270][ T32] r5:800f0013 r4:80239bb0 ** 16 printk messages dropped ** [ 881.068005][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 4 printk messages dropped ** [ 881.068451][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 881.068558][ T32] r4:00000001 [ 881.068610][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.100071][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 881.100272][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 881.100351][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.100419][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.100497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.100551][ T32] r4:84d87ac0 [ 881.100604][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.100667][ T32] INFO: task kworker/1:273:4139 blocked for more than 458 seconds. [ 881.100741][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.101020][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.101080][ T32] task:kworker/1:273 state:D stack:0 pid:4139 tgid:4139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.101234][ T32] Workqueue: events bpf_prog_free_deferred [ 881.101997][ T32] Call trace: [ 881.102081][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 881.102211][ T32] r10:8291a684 r9:eaaf1d84 r8:00000002 r7:60000113 r6:eaaf1d8c r5:84f14800 [ 881.102271][ T32] r4:84f14800 [ 881.102323][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 881.103046][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 881.103690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 881.108483][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 881.135382][ T32] r4:dffe1dc0 ** 11 printk messages dropped ** [ 881.136382][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 15 printk messages dropped ** [ 881.137663][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 14 printk messages dropped ** [ 881.159866][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 15 printk messages dropped ** [ 881.161353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.161588][ T32] r10:00000000 r9:84568e00 r8:80287e08 r7:eaaf1e60 r6:84def200 r5:84f16000 [ 881.161654][ T32] r4:00000001 [ 881.161705][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.161791][ T32] Exception stack(0xeaaf5fb0 to 0xeaaf5ff8) [ 881.162103][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 881.162188][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.162254][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.162323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.162376][ T32] r4:84301700 [ 881.163047][ T32] INFO: task kworker/1:274:4141 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 881.163121][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.163326][ T32] Workqueue: events bpf_prog_free_deferred [ 881.163517][ T32] Call trace: [ 881.163595][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 881.163786][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 881.163844][ T32] r4:00000000 [ 881.163894][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.163983][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 881.164051][ T32] 1d20: c5970000 eca77000 00000001 80239b98 7f035000 00000001 [ 881.164517][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 881.164586][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.164642][ T32] r5:800f0013 r4:80239bb0 [ 881.164773][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.164874][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 881.165734][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 16 printk messages dropped ** [ 881.169094][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 881.198161][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 881.203674][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 881.206877][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 881.235107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 17 printk messages dropped ** [ 881.237629][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 16 printk messages dropped ** [ 881.246393][ T32] r10:8291a684 r9:eaab1d84 r8:00000002 r7:60000013 r6:eaab1d8c r5:8515e000 ** 15 printk messages dropped ** [ 881.248610][ T32] r5:00001000 r4:dfde3000 ** 7 printk messages dropped ** [ 881.272264][ T32] r4:84568f00 ** 11 printk messages dropped ** [ 881.273873][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 881.274116][ T32] Call trace: [ 881.274227][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 881.274353][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 881.274407][ T32] r4:00000000 [ 881.274457][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.274545][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 881.274613][ T32] 1d20: c61c7000 eca77000 00000001 80239b98 7f035000 00000001 [ 881.274686][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 881.274750][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.274806][ T32] r5:800f0013 r4:80239bb0 [ 881.274851][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.274945][ T32] r4:82ac21e4 [ 881.274991][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.275095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 881.275157][ T32] r4:dffe1dc0 [ 881.275202][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.275301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 881.275354][ T32] r4:00000000 [ 881.275401][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 881.275510][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 881.275560][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.275654][ T32] r5:00001000 r4:dfeb3000 [ 881.275701][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.275793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.275888][ T32] r5:84e5378c r4:84e53400 [ 881.275961][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.276074][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 881.276125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.276245][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.276299][ T32] r4:84e0be80 [ 881.276343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.276451][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 3 printk messages dropped ** [ 881.276693][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 881.277419][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 881.278257][ T32] r4:00000000 ** 10 printk messages dropped ** [ 881.300015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 881.300722][ T32] r10:00000000 r9:84def300 r8:80287e08 r7:eaad1e60 r6:84568900 r5:85159800 ** 16 printk messages dropped ** [ 881.302872][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 4 printk messages dropped ** [ 881.303220][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.303311][ T32] r4:82ac21e4 [ 881.303358][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.303548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 881.303606][ T32] r4:dffe1dc0 [ 881.303653][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.303750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 881.303801][ T32] r4:00000000 [ 881.303847][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 881.304133][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 881.304259][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.304360][ T32] r5:00001000 r4:dfeb3000 [ 881.304411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.304831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.304939][ T32] r5:84e5378c r4:84e53400 [ 881.305165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.305603][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 881.305665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.305773][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.305823][ T32] r4:84e0be80 [ 881.305868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.306358][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 881.306535][ T32] r4:00000001 [ 881.306767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 881.307227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 881.308235][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 881.308799][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 881.340787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 881.341084][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 881.342892][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 881.344983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 16 printk messages dropped ** [ 881.348039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 17 printk messages dropped ** [ 881.380040][ T32] r10:8291a684 r9:eab11d84 r8:00000002 r7:60000113 r6:eab11d8c r5:8515b000 ** 17 printk messages dropped ** [ 881.381641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 881.382093][ T32] r10:61c88647 r9:8515b000 r8:84def42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 881.382921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.382976][ T32] r4:84f3bdc0 [ 881.383628][ T32] INFO: task kworker/0:241:4150 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 881.383704][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.383834][ T32] Workqueue: events bpf_prog_free_deferred [ 881.383934][ T32] Call trace: [ 881.384005][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 881.384122][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 881.384190][ T32] r4:00000000 [ 881.384404][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.384503][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 881.384578][ T32] 1d20: c6c7c000 eca77000 00000001 80239b98 7f035000 00000001 [ 881.384651][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 881.384713][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.384775][ T32] r5:800f0013 r4:80239bb0 [ 881.384823][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.384924][ T32] r4:82ac21e4 [ 881.384977][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.385079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 881.385180][ T32] r4:dffe1dc0 [ 881.385237][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.386025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 881.386092][ T32] r4:00000000 [ 881.386175][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 881.386480][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 881.386539][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.386672][ T32] r5:00001000 r4:dfeb3000 [ 881.386749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.386876][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 881.387978][ T32] r4:84e0be80 ** 9 printk messages dropped ** [ 881.419854][ T32] r4:84d87ac0 ** 9 printk messages dropped ** [ 881.421916][ T32] r4:85160000 ** 9 printk messages dropped ** [ 881.423068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f3b4c0 ** 9 printk messages dropped ** [ 881.425141][ T32] r7:dddced80 r6:83018000 r5:85130b8c r4:84def500 ** 11 printk messages dropped ** [ 881.426663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 881.461525][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 881.463084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 881.464403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.464586][ T32] r4:84d87ac0 [ 881.464650][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.464718][ T32] INFO: task kworker/0:243:4157 blocked for more than 458 seconds. [ 881.464948][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.465013][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.465122][ T32] task:kworker/0:243 state:D stack:0 pid:4157 tgid:4157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.465267][ T32] Workqueue: events bpf_prog_free_deferred [ 881.465405][ T32] Call trace: [ 881.465492][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 881.465610][ T32] r10:8291a684 r9:eab29d84 r8:00000002 r7:60000113 r6:eab29d8c r5:85161800 [ 881.465757][ T32] r4:85161800 [ 881.465813][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 881.465913][ T32] r5:85161800 r4:8291a680 [ 881.465989][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.466086][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 881.466196][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab29e08 [ 881.466249][ T32] r4:00000000 ** 1 printk messages dropped ** [ 881.466381][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 881.467595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 881.501380][ T32] r4:84f3b600 ** 9 printk messages dropped ** [ 881.507922][ T32] 1d20: c787c000 eca77000 00000001 80239b98 7f035000 00000001 ** 21 printk messages dropped ** [ 881.542549][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 881.544700][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 881.545953][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 881.547190][ T32] r10:61c88647 r9:85160c00 r8:84def5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 881.576828][ T32] Call trace: ** 10 printk messages dropped ** [ 881.578846][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 881.595038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 20 printk messages dropped ** [ 881.597163][ T32] task:kworker/0:245 state:D stack:0 pid:4160 tgid:4160 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 881.610156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845921c0 [ 881.610229][ T32] r4:00000000 [ 881.610282][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 881.610403][ T32] r9:83018005 r8:85163c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 881.610459][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.610734][ T32] r5:00001000 r4:dfed1000 [ 881.610803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.610899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.610996][ T32] r5:8513178c r4:85131400 [ 881.611136][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.611248][ T32] r7:dddced80 r6:83018000 r5:8513178c r4:84def700 [ 881.611380][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.611494][ T32] r10:61c88647 r9:85163c00 r8:84def72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.611801][ T32] r4:84def700 [ 881.612121][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.612375][ T32] r10:00000000 r9:84def700 r8:80287e08 r7:eab31e60 r6:84ded100 r5:85163c00 [ 881.612466][ T32] r4:00000001 [ 881.612518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.612605][ T32] Exception stack(0xeab35fb0 to 0xeab35ff8) [ 881.612706][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 881.612780][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.612842][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.612907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.612955][ T32] r4:84592080 [ 881.613602][ T32] INFO: task kworker/0:245:4160 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 881.613681][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.614084][ T32] Workqueue: events bpf_prog_free_deferred [ 881.614195][ T32] Call trace: [ 881.614513][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 881.615378][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 881.615766][ T32] r4:00000000 [ 881.616091][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.616196][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 881.616282][ T32] 1d20: c82b2000 eca77000 00000001 80239b98 7f035000 00000001 ** 4 printk messages dropped ** [ 881.617047][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 881.617902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 881.651507][ T32] r4:84d87ac0 ** 8 printk messages dropped ** [ 881.653245][ T32] r10:8291a684 r9:e8911d84 r8:00000002 r7:60000113 r6:e8911d8c r5:85100c00 ** 15 printk messages dropped ** [ 881.656703][ T32] r5:00001000 r4:e0017000 ** 5 printk messages dropped ** [ 881.657613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 881.710141][ T32] Call trace: ** 10 printk messages dropped ** [ 881.711525][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 881.713369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 881.714134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.714219][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 881.714284][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 881.714349][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.714411][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.714477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.714527][ T32] r4:84d87ac0 [ 881.714576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.714638][ T32] INFO: task kworker/0:247:4165 blocked for more than 458 seconds. [ 881.714711][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.714769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.714816][ T32] task:kworker/0:247 state:D stack:0 pid:4165 tgid:4165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.715219][ T32] Workqueue: events bpf_prog_free_deferred [ 881.715302][ T32] Call trace: [ 881.715368][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 881.715902][ T32] r10:8291a684 r9:eab39d84 r8:00000002 r7:60000113 r6:eab39d8c r5:85101800 [ 881.715959][ T32] r4:85101800 [ 881.716007][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 881.716100][ T32] r5:85101800 r4:8291a680 [ 881.716153][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.716241][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 881.716341][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab39e08 ** 2 printk messages dropped ** [ 881.716518][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 881.717253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.717371][ T32] r5:8513238c r4:85132000 [ 881.717443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.717621][ T32] r7:dddced80 r6:83018000 r5:8513238c r4:84def680 [ 881.717674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.717951][ T32] r10:61c88647 r9:85101800 r8:84def6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.718866][ T32] r4:84def680 [ 881.732004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.732203][ T32] r10:00000000 r9:84def680 r8:80287e08 r7:eab31e60 r6:84def900 r5:85101800 [ 881.732378][ T32] r4:00000001 [ 881.732436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 881.734896][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 881.737815][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 881.764999][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 881.767686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 16 printk messages dropped ** [ 881.790603][ T32] r4:00000000 ** 10 printk messages dropped ** [ 881.791820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 881.792548][ T32] r4:00000001 ** 9 printk messages dropped ** [ 881.794113][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 881.796169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 2 printk messages dropped ** [ 881.796636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 881.796797][ T32] r4:00000000 [ 881.796853][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 881.796987][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 881.797101][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.797209][ T32] r5:00001000 r4:dfeb3000 [ 881.797256][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.797369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.797468][ T32] r5:84e5378c r4:84e53400 [ 881.797570][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.797681][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 881.797731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.797837][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.797887][ T32] r4:84e0be80 ** 2 printk messages dropped ** [ 881.798083][ T32] r4:00000001 ** 9 printk messages dropped ** [ 881.798764][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 14 printk messages dropped ** [ 881.847232][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 881.855065][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 881.857375][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 881.858557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 20 printk messages dropped ** [ 881.874195][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 13 printk messages dropped ** [ 881.875319][ T32] r10:8291a684 r9:eaae9d84 r8:00000002 r7:60000013 r6:eaae9d8c r5:85103c00 ** 17 printk messages dropped ** [ 881.876847][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 881.877551][ T32] r10:00000000 r9:84defa80 r8:80287e08 r7:eab41e60 r6:84defb00 r5:85103c00 [ 881.877608][ T32] r4:00000001 [ 881.877657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.877741][ T32] Exception stack(0xeaae9fb0 to 0xeaae9ff8) [ 881.877809][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 881.877885][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.877952][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.878026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.878082][ T32] r4:845928c0 [ 881.878719][ T32] INFO: task kworker/0:250:4170 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 881.899512][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.899715][ T32] Workqueue: events bpf_prog_free_deferred [ 881.899880][ T32] Call trace: [ 881.899959][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 881.900096][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 881.900153][ T32] r4:00000000 [ 881.900207][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.900307][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 881.900398][ T32] 1d20: c9eb3000 eca77000 00000001 80239b98 7f035000 00000001 [ 881.900478][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 881.900562][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.900631][ T32] r5:800f0013 r4:80239bb0 [ 881.900689][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.900799][ T32] r4:82ac21e4 [ 881.900856][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 881.901900][ T32] r5:84e5378c r4:84e53400 ** 10 printk messages dropped ** [ 881.902724][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 881.904240][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab49e08 ** 11 printk messages dropped ** [ 881.905164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 881.907294][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 881.908639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 21 printk messages dropped ** [ 881.937083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 19 printk messages dropped ** [ 881.947357][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 881.947715][ T32] r4:00000000 [ 881.947778][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 881.947899][ T32] r9:83018205 r8:85106000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 881.947958][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.948072][ T32] r5:00001000 r4:e05ab000 [ 881.948145][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.948250][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.948362][ T32] r5:85195f8c r4:85195c00 [ 881.948429][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.948549][ T32] r7:ddde2d80 r6:83018200 r5:85195f8c r4:84ded200 [ 881.948603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.948713][ T32] r10:61c88647 r9:85106000 r8:84ded22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.948880][ T32] r4:84ded200 [ 881.959565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.959752][ T32] r10:00000000 r9:84ded200 r8:80287e08 r7:eaaf9e60 r6:84defd00 r5:85106000 [ 881.959814][ T32] r4:00000001 [ 881.959868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.959963][ T32] Exception stack(0xeab4dfb0 to 0xeab4dff8) [ 881.960041][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.960112][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.960184][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.960257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.960347][ T32] r4:8458c640 [ 881.960993][ T32] INFO: task kworker/1:277:4175 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 881.961112][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 881.962273][ T32] r5:800f0013 r4:80239bb0 ** 10 printk messages dropped ** [ 881.963347][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 881.964927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 881.966709][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 881.967669][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 881.992360][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 881.992725][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 881.992785][ T32] r4:00000000 [ 881.992836][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.992930][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 881.993004][ T32] 1d20: ca8fa000 eca77000 00000001 80239b98 7f035000 00000001 [ 881.993075][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 881.993135][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 881.993195][ T32] r5:800f0013 r4:80239bb0 [ 881.993250][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.993372][ T32] r4:82ac21e4 [ 881.993467][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.993579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 881.993637][ T32] r4:dffe1dc0 [ 881.993688][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 881.993843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 881.993903][ T32] r4:00000000 [ 881.993953][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 881.994058][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 881.994108][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 881.994240][ T32] r5:00001000 r4:dfeb3000 [ 881.994298][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 881.994393][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.994525][ T32] r5:84e5378c r4:84e53400 [ 881.994587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 881.994875][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 881.996171][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 881.997294][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 881.998069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 882.035680][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 882.037663][ T32] r5:00001000 r4:dfeb3000 ** 9 printk messages dropped ** [ 882.038645][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.049708][ T32] r4:00000001 [ 882.049882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.050023][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.050105][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.050200][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.050270][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.050345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.050408][ T32] r4:84d87ac0 [ 882.050467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.050537][ T32] INFO: task kworker/0:254:4179 blocked for more than 459 seconds. [ 882.050609][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.050701][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.050827][ T32] task:kworker/0:254 state:D stack:0 pid:4179 tgid:4179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.050954][ T32] Workqueue: events bpf_prog_free_deferred [ 882.051085][ T32] Call trace: [ 882.051169][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.051292][ T32] r10:8291a684 r9:eab5dd84 r8:00000002 r7:60000113 r6:eab5dd8c r5:85108c00 [ 882.051351][ T32] r4:85108c00 [ 882.051405][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.051510][ T32] r5:85108c00 r4:8291a680 [ 882.051563][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 882.052899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 882.053599][ T32] r10:00000000 r9:84deff00 r8:80287e08 r7:eab41e60 r6:84deff80 r5:85108c00 ** 16 printk messages dropped ** [ 882.055635][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 12 printk messages dropped ** [ 882.056815][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 18 printk messages dropped ** [ 882.058568][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 882.092476][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab51e08 ** 13 printk messages dropped ** [ 882.093708][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 882.095626][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 27 printk messages dropped ** [ 882.130578][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 14 printk messages dropped ** [ 882.132349][ T32] INFO: task kworker/0:256:4184 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 882.133383][ T32] r4:8510a400 [ 882.133428][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.133544][ T32] r5:8510a400 r4:8291a680 [ 882.133635][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.133684][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.133733][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab65e08 [ 882.133757][ T32] r4:00000000 [ 882.133913][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.133956][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.134000][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.134047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84df1240 [ 882.134071][ T32] r4:00000000 [ 882.134091][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.134142][ T32] r9:83018005 r8:8510a400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 882.134164][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.134209][ T32] r5:00001000 r4:e05eb000 [ 882.134229][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.134271][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.134331][ T32] r5:8513c38c r4:8513c000 [ 882.134356][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.134412][ T32] r7:dddced80 r6:83018000 r5:8513c38c r4:84e07180 [ 882.134434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.134486][ T32] r10:61c88647 r9:8510a400 r8:84e071ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.134517][ T32] r4:84e07180 [ 882.134539][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.134589][ T32] r10:00000000 r9:84e07180 r8:80287e08 r7:eab51e60 r6:84e07280 r5:8510a400 ** 4 printk messages dropped ** [ 882.134811][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 882.135864][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 14 printk messages dropped ** [ 882.136451][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.136494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.136644][ T32] r5:84e5378c r4:84e53400 [ 882.136719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.136779][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.136806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.136860][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.136884][ T32] r4:84e0be80 [ 882.136904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.136979][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 10 printk messages dropped ** [ 882.137494][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 12 printk messages dropped ** [ 882.138048][ T32] r4:00000000 ** 8 printk messages dropped ** [ 882.138450][ T32] r5:00001000 r4:e0629000 ** 1 printk messages dropped ** [ 882.138531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 882.156651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 882.158099][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 882.158642][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 882.165968][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 11 printk messages dropped ** [ 882.166579][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab6de08 ** 11 printk messages dropped ** [ 882.167048][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.167096][ T32] r5:8513c78c r4:8513c400 [ 882.167118][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.167171][ T32] r7:dddced80 r6:83018000 r5:8513c78c r4:84e07200 [ 882.167222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.167314][ T32] r10:61c88647 r9:8510bc00 r8:84e0722c r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.167343][ T32] r4:84e07200 [ 882.167364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.167415][ T32] r10:00000000 r9:84e07200 r8:80287e08 r7:eab69e60 r6:84e07480 r5:8510bc00 [ 882.167451][ T32] r4:00000001 [ 882.167475][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.167515][ T32] Exception stack(0xeab6dfb0 to 0xeab6dff8) [ 882.167546][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.167605][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.167641][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.167702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.167730][ T32] r4:84df1380 [ 882.168159][ T32] INFO: task kworker/0:258:4189 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.168230][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.168321][ T32] Workqueue: events bpf_prog_free_deferred [ 882.168513][ T32] Call trace: [ 882.188164][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.188307][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.188337][ T32] r4:00000000 [ 882.188362][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.188411][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.188453][ T32] 1d20: cbd20000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.188487][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 14 printk messages dropped ** [ 882.190042][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 882.190932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 882.192164][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 882.192876][ T32] r10:61c88647 r9:8510c800 r8:84e0732c r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 882.194133][ T32] Call trace: ** 10 printk messages dropped ** [ 882.194700][ T32] r4:82ac21e4 ** 12 printk messages dropped ** [ 882.195387][ T32] r5:84e5378c r4:84e53400 ** 11 printk messages dropped ** [ 882.195832][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 882.196856][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 882.197418][ T32] r7:dddced80 r6:83018000 r5:8513cf8c r4:84e07580 ** 1 printk messages dropped ** [ 882.197525][ T32] r10:61c88647 r9:8510e000 r8:84e075ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.197551][ T32] r4:84e07580 [ 882.197572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.197622][ T32] r10:00000000 r9:84e07580 r8:80287e08 r7:eab71e60 r6:84e07400 r5:8510e000 [ 882.197646][ T32] r4:00000001 [ 882.197682][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.197726][ T32] Exception stack(0xeab61fb0 to 0xeab61ff8) [ 882.197771][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.197834][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.197883][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.197920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.197945][ T32] r4:84df1600 [ 882.198187][ T32] INFO: task kworker/0:260:4193 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.198223][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.198292][ T32] Workqueue: events bpf_prog_free_deferred [ 882.198338][ T32] Call trace: [ 882.198371][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.198482][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.198515][ T32] r4:00000000 [ 882.198538][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.198599][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.198635][ T32] 1d20: cbd20000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.198685][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.223190][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.223590][ T32] r5:800f0013 r4:80239bb0 [ 882.223633][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.223981][ T32] r4:82ac21e4 [ 882.224048][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.224232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.224272][ T32] r4:dffe1dc0 [ 882.224457][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.224518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 5 printk messages dropped ** [ 882.224939][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 882.226590][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 882.228778][ T32] r4:8510ec00 ** 7 printk messages dropped ** [ 882.249878][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 882.250279][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 882.251056][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 882.252408][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 882.252820][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 882.253606][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 882.254341][ T32] r5:8510d400 r4:8291a680 ** 7 printk messages dropped ** [ 882.254733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84df1a80 ** 6 printk messages dropped ** [ 882.255128][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 882.255974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 882.256491][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.256516][ T32] r4:00000000 [ 882.256538][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.256583][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.256616][ T32] 1d20: cc347000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.256678][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.256713][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.256769][ T32] r5:800f0013 r4:80239bb0 [ 882.256795][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.256868][ T32] r4:82ac21e4 [ 882.256893][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.256972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.257062][ T32] r4:dffe1dc0 [ 882.257087][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.257165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.257194][ T32] r4:00000000 [ 882.257235][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.257292][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.257315][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.257404][ T32] r5:00001000 r4:dfeb3000 [ 882.257429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.257515][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.257602][ T32] r5:84e5378c r4:84e53400 [ 882.257680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.257755][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.257781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.257833][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.257857][ T32] r4:84e0be80 [ 882.257909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.257968][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 10 printk messages dropped ** [ 882.258344][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 12 printk messages dropped ** [ 882.281229][ T32] r4:00000000 ** 10 printk messages dropped ** [ 882.281982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 882.282421][ T32] r4:00000001 ** 10 printk messages dropped ** [ 882.283967][ T32] Call trace: ** 7 printk messages dropped ** [ 882.284340][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 9 printk messages dropped ** [ 882.284797][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 17 printk messages dropped ** [ 882.285746][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 882.286609][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab85e08 ** 11 printk messages dropped ** [ 882.287198][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 882.287460][ T32] r4:84e07700 [ 882.287532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.287614][ T32] r10:00000000 r9:84e07700 r8:80287e08 r7:eab71e60 r6:84e07900 r5:84f20c00 [ 882.287642][ T32] r4:00000001 [ 882.287666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.287707][ T32] Exception stack(0xeab85fb0 to 0xeab85ff8) [ 882.287737][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 882.287768][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.287798][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.287831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.287856][ T32] r4:84df19c0 [ 882.288049][ T32] INFO: task kworker/0:263:4199 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.288089][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.288149][ T32] Workqueue: events bpf_prog_free_deferred [ 882.288261][ T32] Call trace: [ 882.288296][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.288384][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.288421][ T32] r4:00000000 [ 882.288468][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.288532][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.288651][ T32] 1d20: cc673000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.313957][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.314082][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.314120][ T32] r5:800f0013 r4:80239bb0 [ 882.314177][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.314255][ T32] r4:82ac21e4 [ 882.314277][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.314327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.314351][ T32] r4:dffe1dc0 [ 882.314371][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 882.314482][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 15 printk messages dropped ** [ 882.315222][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 12 printk messages dropped ** [ 882.315846][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) ** 16 printk messages dropped ** [ 882.316648][ T32] r5:00001000 r4:e080d000 ** 1 printk messages dropped ** [ 882.316749][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 882.317390][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 882.318505][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 13 printk messages dropped ** [ 882.332696][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 882.333273][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.333311][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.333363][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.333509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.333537][ T32] r4:84d87ac0 [ 882.333578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.333643][ T32] INFO: task kworker/1:280:4205 blocked for more than 459 seconds. [ 882.333682][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.333743][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.333772][ T32] task:kworker/1:280 state:D stack:0 pid:4205 tgid:4205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.333837][ T32] Workqueue: events bpf_prog_free_deferred [ 882.333884][ T32] Call trace: [ 882.333918][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.333975][ T32] r10:8291a684 r9:eab99d84 r8:00000002 r7:60000013 r6:eab99d8c r5:84f23c00 [ 882.333999][ T32] r4:84f23c00 ** 3 printk messages dropped ** [ 882.334180][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 882.334669][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 882.335259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 882.336323][ T32] r5:800f0013 r4:80239bb0 ** 13 printk messages dropped ** [ 882.336870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 882.337724][ T32] r4:84d87ac0 ** 11 printk messages dropped ** [ 882.338321][ T32] r5:84f21800 r4:8291a680 ** 11 printk messages dropped ** [ 882.364913][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 882.365677][ T32] r10:00000000 r9:84ded500 r8:80287e08 r7:eab99e60 r6:84e07a00 r5:84f21800 ** 16 printk messages dropped ** [ 882.366730][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 14 printk messages dropped ** [ 882.367400][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 882.368254][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 882.368828][ T32] r4:84f24800 [ 882.376609][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.376767][ T32] r5:84f24800 r4:8291a680 [ 882.376796][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.376873][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.376957][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab95e08 [ 882.376985][ T32] r4:00000000 [ 882.377009][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.377078][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.377127][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.377241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f844c0 [ 882.377271][ T32] r4:00000000 [ 882.377293][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.377400][ T32] r9:83018005 r8:84f24800 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 882.377429][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.377482][ T32] r5:00001000 r4:e087d000 [ 882.377503][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.377545][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.377592][ T32] r5:8513e78c r4:8513e400 [ 882.377636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.377732][ T32] r7:dddced80 r6:83018000 r5:8513e78c r4:84e07a80 [ 882.377759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.377847][ T32] r10:61c88647 r9:84f24800 r8:84e07aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.377912][ T32] r4:84e07a80 [ 882.377939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.377995][ T32] r10:00000000 r9:84e07a80 r8:80287e08 r7:eab71e60 r6:84e07b80 r5:84f24800 [ 882.378019][ T32] r4:00000001 [ 882.378040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.378081][ T32] Exception stack(0xeab95fb0 to 0xeab95ff8) [ 882.378115][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 882.378168][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.378202][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.378236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 882.385892][ T32] r4:00000000 ** 9 printk messages dropped ** [ 882.386405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 16 printk messages dropped ** [ 882.387169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 882.388050][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 882.388608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f84a40 ** 11 printk messages dropped ** [ 882.402674][ T32] r10:61c88647 r9:84f25400 r8:84e07c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.402705][ T32] r4:84e07c00 [ 882.402731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.402788][ T32] r10:00000000 r9:84e07c00 r8:80287e08 r7:eab95e60 r6:84e07d00 r5:84f25400 [ 882.402813][ T32] r4:00000001 [ 882.402833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.402878][ T32] Exception stack(0xeaba1fb0 to 0xeaba1ff8) [ 882.402938][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.402974][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.403003][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.403036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.403089][ T32] r4:84f845c0 [ 882.403473][ T32] INFO: task kworker/0:265:4210 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.403549][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.403712][ T32] Workqueue: events bpf_prog_free_deferred [ 882.403830][ T32] Call trace: [ 882.403864][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.403925][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.403949][ T32] r4:00000000 [ 882.403970][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.404012][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.404044][ T32] 1d20: cdf1e000 eca77000 00000001 80239b98 7f035000 00000001 ** 2 printk messages dropped ** [ 882.404200][ T32] r5:800f0013 r4:80239bb0 ** 12 printk messages dropped ** [ 882.404736][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 882.405634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 882.406166][ T32] task:kworker/1:282 state:D stack:0 pid:4212 tgid:4212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.406273][ T32] Workqueue: events bpf_prog_free_deferred [ 882.406426][ T32] Call trace: [ 882.406513][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.406694][ T32] r10:8291a684 r9:eab81d84 r8:00000002 r7:60000013 r6:eab81d8c r5:84f26000 [ 882.406763][ T32] r4:84f26000 [ 882.406902][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.407001][ T32] r5:84f26000 r4:8291a680 [ 882.407048][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.407162][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.407272][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab81e08 [ 882.407361][ T32] r4:00000000 [ 882.407426][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.407517][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.407605][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.407745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f91480 [ 882.407814][ T32] r4:00000000 [ 882.407866][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.407975][ T32] r9:83018205 r8:84f26000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 ** 1 printk messages dropped ** [ 882.408118][ T32] r5:00001000 r4:dfe57000 ** 1 printk messages dropped ** [ 882.408317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 882.433106][ T32] r10:00000000 r9:84ded480 r8:80287e08 r7:eab99e60 r6:84e07d80 r5:84f26000 ** 6 printk messages dropped ** [ 882.433767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 882.434938][ T32] Call trace: ** 5 printk messages dropped ** [ 882.435555][ T32] 1d20: ce3ca000 eca77000 00000001 80239b98 7f035000 00000001 ** 9 printk messages dropped ** [ 882.436525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 7 printk messages dropped ** [ 882.437251][ T32] r5:84e5378c r4:84e53400 ** 4 printk messages dropped ** [ 882.437691][ T32] r4:84e0be80 ** 4 printk messages dropped ** [ 882.438116][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 1 printk messages dropped ** [ 882.438350][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.438457][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.438629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.438698][ T32] r4:84d87ac0 [ 882.449526][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.449656][ T32] INFO: task kworker/0:266:4213 blocked for more than 459 seconds. [ 882.449742][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.449804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.449860][ T32] task:kworker/0:266 state:D stack:0 pid:4213 tgid:4213 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.450010][ T32] Workqueue: events bpf_prog_free_deferred [ 882.450191][ T32] Call trace: [ 882.450276][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.450391][ T32] r10:8291a684 r9:eaba5d84 r8:00000002 r7:60000113 r6:eaba5d8c r5:84f26c00 [ 882.450448][ T32] r4:84f26c00 [ 882.450495][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.450591][ T32] r5:84f26c00 r4:8291a680 [ 882.450660][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.450798][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.450910][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba5e08 [ 882.450969][ T32] r4:00000000 [ 882.451051][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.451155][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.451279][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.451424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f84800 [ 882.451487][ T32] r4:00000000 [ 882.451540][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.451655][ T32] r9:83018005 r8:84f26c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 882.451712][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.451810][ T32] r5:00001000 r4:e4895000 [ 882.451863][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.451960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.452068][ T32] r5:8513eb8c r4:8513e800 [ 882.452122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 882.452482][ T32] r10:61c88647 r9:84f26c00 r8:84e07cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 882.453190][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 882.454753][ T32] Workqueue: events bpf_prog_free_deferred [ 882.454925][ T32] Call trace: [ 882.455004][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.455178][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.455386][ T32] r4:00000000 [ 882.455473][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.455587][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.455719][ T32] 1d20: ce3ca000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.455816][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.455911][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.455983][ T32] r5:800f0013 r4:80239bb0 [ 882.456037][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.456149][ T32] r4:82ac21e4 [ 882.456217][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.456332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.456411][ T32] r4:dffe1dc0 [ 882.456468][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.456580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.456664][ T32] r4:00000000 [ 882.457269][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 882.457632][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 882.458735][ T32] r4:84e0be80 ** 4 printk messages dropped ** [ 882.499548][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 2 printk messages dropped ** [ 882.499646][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 882.499817][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 882.500013][ T32] Workqueue: events bpf_prog_free_deferred [ 882.500176][ T32] Call trace: [ 882.500283][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.500399][ T32] r10:8291a684 r9:eab89d84 r8:00000002 r7:60000113 r6:eab89d8c r5:84f22400 [ 882.500465][ T32] r4:84f22400 [ 882.500550][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.500695][ T32] r5:84f22400 r4:8291a680 [ 882.500753][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.500882][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.500986][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab89e08 [ 882.501039][ T32] r4:00000000 [ 882.501204][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.501299][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 882.501520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f84880 ** 8 printk messages dropped ** [ 882.502393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 882.503059][ T32] r10:00000000 r9:84f99000 r8:80287e08 r7:eaba1e60 r6:84f99100 r5:84f22400 ** 5 printk messages dropped ** [ 882.503560][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.503696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.503763][ T32] r4:84f84b40 [ 882.504285][ T32] INFO: task kworker/0:267:4216 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.504366][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.504533][ T32] Workqueue: events bpf_prog_free_deferred [ 882.504581][ T32] Call trace: [ 882.504897][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.504964][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.504990][ T32] r4:00000000 [ 882.505012][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.505055][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.505244][ T32] 1d20: cea2a000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.505282][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.505310][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.505360][ T32] r5:800f0013 r4:80239bb0 [ 882.505414][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 882.505707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 1 printk messages dropped ** [ 882.505758][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 882.507050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 882.507720][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 2 printk messages dropped ** [ 882.507998][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.508035][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.508068][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.508238][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.508275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.508300][ T32] r4:84d87ac0 [ 882.508701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.549908][ T32] INFO: task kworker/0:268:4218 blocked for more than 459 seconds. [ 882.550027][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.550083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.550149][ T32] task:kworker/0:268 state:D stack:0 pid:4218 tgid:4218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.550293][ T32] Workqueue: events bpf_prog_free_deferred [ 882.550414][ T32] Call trace: [ 882.550498][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.550622][ T32] r10:8291a684 r9:eabadd84 r8:00000002 r7:60000113 r6:eabadd8c r5:851d0000 [ 882.550680][ T32] r4:851d0000 [ 882.550731][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.550887][ T32] r5:851d0000 r4:8291a680 [ 882.551136][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.551258][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.551362][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabade08 [ 882.551446][ T32] r4:00000000 [ 882.551500][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.551624][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.551751][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.551860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f84bc0 [ 882.551913][ T32] r4:00000000 [ 882.551994][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.552178][ T32] r9:83018005 r8:851d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 882.552241][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.552684][ T32] r5:00001000 r4:e895f000 [ 882.552746][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.552843][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.552943][ T32] r5:8513f78c r4:8513f400 [ 882.552996][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.553190][ T32] r7:dddced80 r6:83018000 r5:8513f78c r4:84f99180 [ 882.553258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.553440][ T32] r10:61c88647 r9:851d0000 r8:84f991ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.553503][ T32] r4:84f99180 [ 882.553552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.553697][ T32] r10:00000000 r9:84f99180 r8:80287e08 r7:eaba1e60 r6:84f99280 r5:851d0000 [ 882.553763][ T32] r4:00000001 [ 882.553814][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.553908][ T32] Exception stack(0xeabadfb0 to 0xeabadff8) [ 882.553979][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 882.554329][ T32] r4:84f84980 ** 3 printk messages dropped ** [ 882.555350][ T32] Call trace: ** 4 printk messages dropped ** [ 882.555984][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 882.556593][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 882.557020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 9 printk messages dropped ** [ 882.557897][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 6 printk messages dropped ** [ 882.558529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 882.582425][ T32] r4:84d87ac0 [ 882.582457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.582491][ T32] INFO: task kworker/0:269:4220 blocked for more than 459 seconds. [ 882.582531][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.582560][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.582583][ T32] task:kworker/0:269 state:D stack:0 pid:4220 tgid:4220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.582724][ T32] Workqueue: events bpf_prog_free_deferred [ 882.582849][ T32] Call trace: [ 882.582888][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.582950][ T32] r10:8291a684 r9:eabb1d84 r8:00000002 r7:60000113 r6:eabb1d8c r5:851d0c00 [ 882.582975][ T32] r4:851d0c00 [ 882.583052][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.583130][ T32] r5:851d0c00 r4:8291a680 [ 882.583162][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.583208][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.583276][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb1e08 [ 882.583335][ T32] r4:00000000 [ 882.583361][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.583448][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.583496][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.583571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f84d80 [ 882.583599][ T32] r4:00000000 [ 882.583652][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.583737][ T32] r9:83018005 r8:851d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 882.583765][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.583853][ T32] r5:00001000 r4:df9db000 ** 1 printk messages dropped ** [ 882.583924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 882.584122][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 882.584498][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 882.584583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 882.585276][ T32] Call trace: [ 882.585355][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.585445][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.585471][ T32] r4:00000000 [ 882.585492][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.585535][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.585566][ T32] 1d20: cf433000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.585598][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.585624][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.585663][ T32] r5:800f0013 r4:80239bb0 [ 882.585720][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.585786][ T32] r4:82ac21e4 [ 882.585811][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.585902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.585990][ T32] r4:dffe1dc0 [ 882.586015][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.586093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.586120][ T32] r4:00000000 [ 882.586148][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.586199][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.586221][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.586267][ T32] r5:00001000 r4:dfeb3000 [ 882.586289][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.586360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.586412][ T32] r5:84e5378c r4:84e53400 [ 882.586503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.586579][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.586637][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.586779][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.586878][ T32] r4:84e0be80 [ 882.586902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.586955][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.586978][ T32] r4:00000001 [ 882.586998][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.587035][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.587064][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.587097][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.587162][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.587200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.587224][ T32] r4:84d87ac0 [ 882.587245][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.587272][ T32] INFO: task kworker/0:270:4225 blocked for more than 459 seconds. [ 882.587303][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.587332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.587356][ T32] task:kworker/0:270 state:D stack:0 pid:4225 tgid:4225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.587404][ T32] Workqueue: events bpf_prog_free_deferred [ 882.587507][ T32] Call trace: [ 882.587542][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.587597][ T32] r10:8291a684 r9:eabb5d84 r8:00000002 r7:60000113 r6:eabb5d8c r5:851d1800 [ 882.587621][ T32] r4:851d1800 [ 882.587642][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.587687][ T32] r5:851d1800 r4:8291a680 [ 882.587712][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.587757][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.587804][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb5e08 [ 882.587844][ T32] r4:00000000 [ 882.587898][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.587940][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.588005][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.588056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f84ec0 [ 882.588109][ T32] r4:00000000 [ 882.588170][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.588224][ T32] r9:83018005 r8:851d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 882.588276][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.588327][ T32] r5:00001000 r4:dfba9000 [ 882.588347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.588391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.588462][ T32] r5:8513ff8c r4:8513fc00 [ 882.588487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.588538][ T32] r7:dddced80 r6:83018000 r5:8513ff8c r4:84f99300 [ 882.588589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.588646][ T32] r10:61c88647 r9:851d1800 r8:84f9932c r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.588670][ T32] r4:84f99300 [ 882.588755][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.599427][ T32] r10:00000000 r9:84f99300 r8:80287e08 r7:eabb1e60 r6:84f99380 r5:851d1800 [ 882.599478][ T32] r4:00000001 [ 882.599526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.599599][ T32] Exception stack(0xeabb5fb0 to 0xeabb5ff8) [ 882.599663][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 882.599700][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.599730][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.599763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.599787][ T32] r4:84f84fc0 [ 882.600156][ T32] INFO: task kworker/0:270:4225 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.600195][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.600292][ T32] Workqueue: events bpf_prog_free_deferred [ 882.600414][ T32] Call trace: [ 882.600518][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.600606][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.600666][ T32] r4:00000000 [ 882.600690][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.600766][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.600801][ T32] 1d20: cf67a000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.600853][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.600885][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.600911][ T32] r5:800f0013 r4:80239bb0 [ 882.600938][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.601006][ T32] r4:82ac21e4 [ 882.601113][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.601243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.601277][ T32] r4:dffe1dc0 [ 882.601302][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.601406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.601459][ T32] r4:00000000 [ 882.601490][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.601580][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.601623][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.601684][ T32] r5:00001000 r4:dfeb3000 [ 882.601739][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.601793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.601884][ T32] r5:84e5378c r4:84e53400 [ 882.601912][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.601970][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.601994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.602069][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.602097][ T32] r4:84e0be80 [ 882.602118][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.602182][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.602208][ T32] r4:00000001 [ 882.602231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.602273][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.602307][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.602370][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.602447][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.602486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.602541][ T32] r4:84d87ac0 [ 882.602573][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.602608][ T32] INFO: task kworker/0:271:4227 blocked for more than 459 seconds. [ 882.602671][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.602717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.602773][ T32] task:kworker/0:271 state:D stack:0 pid:4227 tgid:4227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.602848][ T32] Workqueue: events bpf_prog_free_deferred [ 882.603009][ T32] Call trace: [ 882.603047][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.603105][ T32] r10:8291a684 r9:eaba9d84 r8:00000002 r7:60000113 r6:eaba9d8c r5:851d2400 [ 882.603129][ T32] r4:851d2400 [ 882.603160][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.603214][ T32] r5:851d2400 r4:8291a680 [ 882.603240][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.603287][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.603376][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba9e08 [ 882.603470][ T32] r4:00000000 [ 882.603513][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.603563][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.603634][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.603692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8458c680 [ 882.603738][ T32] r4:00000000 [ 882.603764][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.603817][ T32] r9:83018005 r8:851d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 882.603839][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.603885][ T32] r5:00001000 r4:dfc4f000 [ 882.603906][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.603947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.603992][ T32] r5:8514838c r4:85148000 [ 882.604015][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.604066][ T32] r7:dddced80 r6:83018000 r5:8514838c r4:84f99400 [ 882.604089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.604165][ T32] r10:61c88647 r9:851d2400 r8:84f9942c r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.604200][ T32] r4:84f99400 [ 882.604252][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.604348][ T32] r10:00000000 r9:84f99400 r8:80287e08 r7:eabb5e60 r6:84f99480 r5:851d2400 [ 882.604417][ T32] r4:00000001 [ 882.604514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.604589][ T32] Exception stack(0xeaba9fb0 to 0xeaba9ff8) [ 882.604688][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 882.604768][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.604806][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.604838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.604903][ T32] r4:84f84fc0 [ 882.605116][ T32] INFO: task kworker/0:271:4227 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.605164][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.605258][ T32] Workqueue: events bpf_prog_free_deferred [ 882.605369][ T32] Call trace: [ 882.605416][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.605477][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.605532][ T32] r4:00000000 [ 882.605564][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.605614][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.605647][ T32] 1d20: cf67a000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.605680][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.605709][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.605734][ T32] r5:800f0013 r4:80239bb0 [ 882.605776][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.605829][ T32] r4:82ac21e4 [ 882.605851][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.605901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.605948][ T32] r4:dffe1dc0 [ 882.605975][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.606069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.606100][ T32] r4:00000000 [ 882.606123][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.606184][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.606208][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.606266][ T32] r5:00001000 r4:dfeb3000 [ 882.606292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.606339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.606386][ T32] r5:84e5378c r4:84e53400 [ 882.606410][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.606517][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.606575][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.606661][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.606748][ T32] r4:84e0be80 [ 882.606774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.606861][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.606892][ T32] r4:00000001 [ 882.606917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.606986][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.607023][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.607075][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.607158][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.607219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.607279][ T32] r4:84d87ac0 [ 882.607350][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.607410][ T32] INFO: task kworker/0:272:4228 blocked for more than 459 seconds. [ 882.607449][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.607478][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.607500][ T32] task:kworker/0:272 state:D stack:0 pid:4228 tgid:4228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.607549][ T32] Workqueue: events bpf_prog_free_deferred [ 882.607595][ T32] Call trace: [ 882.607625][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.607746][ T32] r10:8291a684 r9:eabc5d84 r8:00000002 r7:60000113 r6:eabc5d8c r5:851d3000 [ 882.607777][ T32] r4:851d3000 [ 882.607801][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.607863][ T32] r5:851d3000 r4:8291a680 [ 882.607912][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.608036][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.608092][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc5e08 [ 882.608117][ T32] r4:00000000 [ 882.608217][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.608263][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.608308][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.608360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502f340 [ 882.608385][ T32] r4:00000000 [ 882.608440][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.608498][ T32] r9:83018005 r8:851d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 882.608523][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.608571][ T32] r5:00001000 r4:eaa0b000 [ 882.608646][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.608695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.639302][ T32] r5:8514878c r4:85148400 [ 882.639351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.639430][ T32] r7:dddced80 r6:83018000 r5:8514878c r4:84f99500 [ 882.639454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.639512][ T32] r10:61c88647 r9:851d3000 r8:84f9952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.639537][ T32] r4:84f99500 [ 882.639558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.639611][ T32] r10:00000000 r9:84f99500 r8:80287e08 r7:eaba9e60 r6:84f99580 r5:851d3000 [ 882.639635][ T32] r4:00000001 [ 882.639655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.639696][ T32] Exception stack(0xeabc5fb0 to 0xeabc5ff8) [ 882.639729][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 882.639760][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.639789][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.639820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.639844][ T32] r4:84f84fc0 [ 882.640250][ T32] INFO: task kworker/0:272:4228 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.640374][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.640489][ T32] Workqueue: events bpf_prog_free_deferred [ 882.640605][ T32] Call trace: [ 882.640674][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.640738][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.640764][ T32] r4:00000000 [ 882.640813][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.640862][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.640966][ T32] 1d20: d030b000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.641090][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.641172][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.641202][ T32] r5:800f0013 r4:80239bb0 [ 882.641258][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.641348][ T32] r4:82ac21e4 [ 882.641464][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.641518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.641542][ T32] r4:dffe1dc0 [ 882.641620][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.641701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.641728][ T32] r4:00000000 [ 882.641778][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.641834][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.641857][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.641968][ T32] r5:00001000 r4:dfeb3000 [ 882.642050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.642099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.642157][ T32] r5:84e5378c r4:84e53400 [ 882.642219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.642312][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.642367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.642423][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.642474][ T32] r4:84e0be80 [ 882.642499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.642552][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.642711][ T32] r4:00000001 [ 882.642742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.642784][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.642815][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.642848][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.642914][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.642950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.643009][ T32] r4:84d87ac0 [ 882.643068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.643133][ T32] INFO: task kworker/0:273:4229 blocked for more than 459 seconds. [ 882.643216][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.643247][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.643270][ T32] task:kworker/0:273 state:D stack:0 pid:4229 tgid:4229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.643365][ T32] Workqueue: events bpf_prog_free_deferred [ 882.643417][ T32] Call trace: [ 882.643450][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.643535][ T32] r10:8291a684 r9:eabc9d84 r8:00000002 r7:60000113 r6:eabc9d8c r5:851d3c00 [ 882.643592][ T32] r4:851d3c00 [ 882.643670][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.643772][ T32] r5:851d3c00 r4:8291a680 [ 882.643798][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.643879][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.644014][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc9e08 [ 882.644077][ T32] r4:00000000 [ 882.644101][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.644150][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.644189][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.644273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502fb80 [ 882.644301][ T32] r4:00000000 [ 882.644322][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.644372][ T32] r9:83018005 r8:851d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 882.644395][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.644523][ T32] r5:00001000 r4:ea997000 [ 882.644577][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.644658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.644711][ T32] r5:851a278c r4:851a2400 [ 882.644736][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.644788][ T32] r7:dddced80 r6:83018000 r5:851a278c r4:84f99600 [ 882.644841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.644997][ T32] r10:61c88647 r9:851d3c00 r8:84f9962c r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.645055][ T32] r4:84f99600 [ 882.645091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.645152][ T32] r10:00000000 r9:84f99600 r8:80287e08 r7:eabc5e60 r6:84f99680 r5:851d3c00 [ 882.645181][ T32] r4:00000001 [ 882.645270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.645365][ T32] Exception stack(0xeabc9fb0 to 0xeabc9ff8) [ 882.645486][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 882.645522][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.645552][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.645585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.645640][ T32] r4:84df1f40 [ 882.645843][ T32] INFO: task kworker/0:273:4229 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.645912][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.645976][ T32] Workqueue: events bpf_prog_free_deferred [ 882.646057][ T32] Call trace: [ 882.646126][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.646194][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.646271][ T32] r4:00000000 [ 882.646297][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.646373][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.646408][ T32] 1d20: d030b000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.646440][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.646468][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.646529][ T32] r5:800f0013 r4:80239bb0 [ 882.646554][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.646632][ T32] r4:82ac21e4 [ 882.646657][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.646753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.646780][ T32] r4:dffe1dc0 [ 882.646800][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.646903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.646931][ T32] r4:00000000 [ 882.646953][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.647038][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.647113][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.647170][ T32] r5:00001000 r4:dfeb3000 [ 882.647224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.647361][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.647440][ T32] r5:84e5378c r4:84e53400 [ 882.647496][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.647553][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.647577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.647633][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.647658][ T32] r4:84e0be80 [ 882.647715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.647779][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.647807][ T32] r4:00000001 [ 882.647867][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.647910][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.647987][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.648054][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.648117][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.648197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.648225][ T32] r4:84d87ac0 [ 882.648275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.648307][ T32] INFO: task kworker/1:283:4230 blocked for more than 459 seconds. [ 882.648339][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.648365][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.648419][ T32] task:kworker/1:283 state:D stack:0 pid:4230 tgid:4230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.648511][ T32] Workqueue: events bpf_prog_free_deferred [ 882.648627][ T32] Call trace: [ 882.648767][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.671521][ T32] r10:8291a684 r9:eabcdd84 r8:00000002 r7:60000013 r6:eabcdd8c r5:851d4800 [ 882.671604][ T32] r4:851d4800 [ 882.671664][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.671798][ T32] r5:851d4800 r4:8291a680 [ 882.671854][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.671906][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.672054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabcde08 [ 882.672082][ T32] r4:00000000 [ 882.672103][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.672181][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.672229][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.672276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f91500 [ 882.672300][ T32] r4:00000000 [ 882.672320][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.672399][ T32] r9:83018205 r8:851d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 882.672427][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.672479][ T32] r5:00001000 r4:dfefd000 [ 882.672500][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.672599][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.672652][ T32] r5:8519738c r4:85197000 [ 882.672674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.672726][ T32] r7:ddde2d80 r6:83018200 r5:8519738c r4:84ded300 [ 882.672749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.672800][ T32] r10:61c88647 r9:851d4800 r8:84ded32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.672824][ T32] r4:84ded300 [ 882.672845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.672895][ T32] r10:00000000 r9:84ded300 r8:80287e08 r7:eab99e60 r6:84f99700 r5:851d4800 [ 882.672952][ T32] r4:00000001 [ 882.673016][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.673061][ T32] Exception stack(0xeabcdfb0 to 0xeabcdff8) [ 882.673100][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.673134][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.673172][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.673234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.673292][ T32] r4:84f91680 [ 882.673673][ T32] INFO: task kworker/1:283:4230 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.673711][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.673816][ T32] Workqueue: events bpf_prog_free_deferred [ 882.673914][ T32] Call trace: [ 882.673967][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.674026][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.674051][ T32] r4:00000000 [ 882.674101][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.674159][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.674231][ T32] 1d20: d095c000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.674267][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.674336][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.674396][ T32] r5:800f0013 r4:80239bb0 [ 882.674424][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.674472][ T32] r4:82ac21e4 [ 882.674493][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.674595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.674623][ T32] r4:dffe1dc0 [ 882.674646][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.674703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.674741][ T32] r4:00000000 [ 882.674766][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.674847][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.674930][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.674984][ T32] r5:00001000 r4:dfeb3000 [ 882.675007][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.675051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.675129][ T32] r5:84e5378c r4:84e53400 [ 882.675162][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.675216][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.675239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.675291][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.675345][ T32] r4:84e0be80 [ 882.675369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.675453][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.675510][ T32] r4:00000001 [ 882.675536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.675576][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.675635][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.675709][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.675742][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.675775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.675799][ T32] r4:84d87ac0 [ 882.675820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.675875][ T32] INFO: task kworker/1:284:4233 blocked for more than 459 seconds. [ 882.675915][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.675987][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.676047][ T32] task:kworker/1:284 state:D stack:0 pid:4233 tgid:4233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.676144][ T32] Workqueue: events bpf_prog_free_deferred [ 882.676228][ T32] Call trace: [ 882.676291][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.676393][ T32] r10:8291a684 r9:eabd9d84 r8:00000002 r7:60000013 r6:eabd9d8c r5:851d5400 [ 882.676421][ T32] r4:851d5400 [ 882.676444][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.676490][ T32] r5:851d5400 r4:8291a680 [ 882.676510][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.676605][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.676683][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd9e08 [ 882.676711][ T32] r4:00000000 [ 882.676732][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.676826][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.676868][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.676914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f91600 [ 882.676938][ T32] r4:00000000 [ 882.676991][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.677045][ T32] r9:83018205 r8:851d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 882.677068][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.677113][ T32] r5:00001000 r4:dffa5000 [ 882.677187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.677264][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.677318][ T32] r5:8519778c r4:85197400 [ 882.677368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.677432][ T32] r7:ddde2d80 r6:83018200 r5:8519778c r4:84ded580 [ 882.677456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.677536][ T32] r10:61c88647 r9:851d5400 r8:84ded5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.677592][ T32] r4:84ded580 [ 882.677620][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.677672][ T32] r10:00000000 r9:84ded580 r8:80287e08 r7:eab99e60 r6:84f99780 r5:851d5400 [ 882.677696][ T32] r4:00000001 [ 882.677716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.677787][ T32] Exception stack(0xeabd9fb0 to 0xeabd9ff8) [ 882.677823][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 882.677856][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.677887][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.677978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.678039][ T32] r4:84f91680 [ 882.678283][ T32] INFO: task kworker/1:284:4233 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.678319][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.678418][ T32] Workqueue: events bpf_prog_free_deferred [ 882.678493][ T32] Call trace: [ 882.678621][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.678775][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.699307][ T32] r4:00000000 [ 882.699356][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.699427][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.699465][ T32] 1d20: d0d96000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.699505][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.699534][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.699560][ T32] r5:800f0013 r4:80239bb0 [ 882.699582][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.699630][ T32] r4:82ac21e4 [ 882.699652][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.699699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.699762][ T32] r4:dffe1dc0 [ 882.699788][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.699895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.699927][ T32] r4:00000000 [ 882.699975][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.700054][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.700082][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.700132][ T32] r5:00001000 r4:dfeb3000 [ 882.700193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.700272][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.700324][ T32] r5:84e5378c r4:84e53400 [ 882.700346][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.700429][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.700455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.700508][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.700565][ T32] r4:84e0be80 [ 882.700619][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.700675][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.700701][ T32] r4:00000001 [ 882.700722][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.700762][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.700792][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.700823][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.700852][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.700919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.700977][ T32] r4:84d87ac0 [ 882.701006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.701041][ T32] INFO: task kworker/1:285:4235 blocked for more than 459 seconds. [ 882.701077][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.701123][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.701151][ T32] task:kworker/1:285 state:D stack:0 pid:4235 tgid:4235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.701242][ T32] Workqueue: events bpf_prog_free_deferred [ 882.701324][ T32] Call trace: [ 882.701423][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.701513][ T32] r10:8291a684 r9:eabe1d84 r8:00000002 r7:60000013 r6:eabe1d8c r5:84f18000 [ 882.701541][ T32] r4:84f18000 [ 882.701563][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.701611][ T32] r5:84f18000 r4:8291a680 [ 882.701632][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.701701][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.701753][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe1e08 [ 882.701777][ T32] r4:00000000 [ 882.701797][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.701835][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.701872][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.701918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f971c0 [ 882.701954][ T32] r4:00000000 [ 882.702019][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.702095][ T32] r9:83018205 r8:84f18000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 882.702121][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.702177][ T32] r5:00001000 r4:e896f000 [ 882.702198][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.702267][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.702318][ T32] r5:851a1f8c r4:851a1c00 [ 882.702340][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.702391][ T32] r7:ddde2d80 r6:83018200 r5:851a1f8c r4:84ded680 [ 882.702413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.702463][ T32] r10:61c88647 r9:84f18000 r8:84ded6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.702487][ T32] r4:84ded680 [ 882.702507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.702585][ T32] r10:00000000 r9:84ded680 r8:80287e08 r7:eab99e60 r6:84f99800 r5:84f18000 [ 882.702613][ T32] r4:00000001 [ 882.702673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.702716][ T32] Exception stack(0xeabe1fb0 to 0xeabe1ff8) [ 882.702746][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.702779][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.702808][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.702839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.702864][ T32] r4:84f91700 [ 882.703233][ T32] INFO: task kworker/1:285:4235 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.703267][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.703362][ T32] Workqueue: events bpf_prog_free_deferred [ 882.703441][ T32] Call trace: [ 882.703473][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.703531][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.703556][ T32] r4:00000000 [ 882.703606][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.703682][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.703776][ T32] 1d20: d0d96000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.703851][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.703882][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.703938][ T32] r5:800f0013 r4:80239bb0 [ 882.703962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.704008][ T32] r4:82ac21e4 [ 882.704057][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.704165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.704195][ T32] r4:dffe1dc0 [ 882.704216][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.704264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.704308][ T32] r4:00000000 [ 882.704372][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.704427][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.704450][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.704495][ T32] r5:00001000 r4:dfeb3000 [ 882.704550][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.704597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.704645][ T32] r5:84e5378c r4:84e53400 [ 882.704667][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.704721][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.704773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.704842][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.704870][ T32] r4:84e0be80 [ 882.704891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.704944][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.704968][ T32] r4:00000001 [ 882.704988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.705066][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.705151][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.705213][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.705246][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.705278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.705302][ T32] r4:84d87ac0 [ 882.705388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.705480][ T32] INFO: task kworker/1:286:4236 blocked for more than 459 seconds. [ 882.705524][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.705550][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.705572][ T32] task:kworker/1:286 state:D stack:0 pid:4236 tgid:4236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.705657][ T32] Workqueue: events bpf_prog_free_deferred [ 882.705771][ T32] Call trace: [ 882.705808][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.705862][ T32] r10:8291a684 r9:eabe5d84 r8:00000002 r7:60000113 r6:eabe5d8c r5:84f18c00 [ 882.705915][ T32] r4:84f18c00 [ 882.705973][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.706023][ T32] r5:84f18c00 r4:8291a680 [ 882.706099][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.706208][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.706300][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe5e08 [ 882.706357][ T32] r4:00000000 [ 882.706381][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.706423][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.706461][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.706506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f91940 [ 882.706530][ T32] r4:00000000 [ 882.706583][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.706676][ T32] r9:83018205 r8:84f18c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 882.706702][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.706751][ T32] r5:00001000 r4:e00b9000 [ 882.706807][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.706854][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.706900][ T32] r5:85197f8c r4:85197c00 [ 882.706925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.706977][ T32] r7:ddde2d80 r6:83018200 r5:85197f8c r4:84ded700 [ 882.706999][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.707083][ T32] r10:61c88647 r9:84f18c00 r8:84ded72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.707111][ T32] r4:84ded700 [ 882.707168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.707227][ T32] r10:00000000 r9:84ded700 r8:80287e08 r7:eabe1e60 r6:84f99880 r5:84f18c00 [ 882.707284][ T32] r4:00000001 [ 882.707334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.707378][ T32] Exception stack(0xeabe5fb0 to 0xeabe5ff8) [ 882.707534][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 882.707572][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.707602][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.707634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.707658][ T32] r4:84f91a40 [ 882.707859][ T32] INFO: task kworker/1:286:4236 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.707892][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.707985][ T32] Workqueue: events bpf_prog_free_deferred [ 882.708059][ T32] Call trace: [ 882.708096][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.708161][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.708186][ T32] r4:00000000 [ 882.708219][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.708297][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.708332][ T32] 1d20: d0d96000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.708364][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.708391][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.708438][ T32] r5:800f0013 r4:80239bb0 [ 882.708464][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.708510][ T32] r4:82ac21e4 [ 882.708531][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.708578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.708602][ T32] r4:dffe1dc0 [ 882.708621][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.708667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.708763][ T32] r4:00000000 [ 882.731561][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.731900][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.731984][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.732391][ T32] r5:00001000 r4:dfeb3000 [ 882.732508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.732603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.732715][ T32] r5:84e5378c r4:84e53400 [ 882.732769][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.732874][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.732950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.733060][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.733112][ T32] r4:84e0be80 [ 882.733211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.733326][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.733417][ T32] r4:00000001 [ 882.733466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.733552][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.733619][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.733731][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.733799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.733864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.733933][ T32] r4:84d87ac0 [ 882.734007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.734073][ T32] INFO: task kworker/1:287:4238 blocked for more than 459 seconds. [ 882.734154][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.734260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.734316][ T32] task:kworker/1:287 state:D stack:0 pid:4238 tgid:4238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.734433][ T32] Workqueue: events bpf_prog_free_deferred [ 882.734523][ T32] Call trace: [ 882.734593][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.734736][ T32] r10:8291a684 r9:eabedd84 r8:00000002 r7:60000113 r6:eabedd8c r5:84f1a400 [ 882.734821][ T32] r4:84f1a400 [ 882.734915][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.735016][ T32] r5:84f1a400 r4:8291a680 [ 882.735077][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.735191][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.735312][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabede08 [ 882.735412][ T32] r4:00000000 [ 882.735461][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.735560][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.735630][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.735686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f919c0 [ 882.735710][ T32] r4:00000000 [ 882.735731][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.735809][ T32] r9:83018205 r8:84f1a400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 882.735853][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.735939][ T32] r5:00001000 r4:e0101000 [ 882.735978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.736061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.736123][ T32] r5:851a038c r4:851a0000 [ 882.736152][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.736270][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:84ded880 [ 882.736298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.736355][ T32] r10:61c88647 r9:84f1a400 r8:84ded8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.736381][ T32] r4:84ded880 [ 882.736417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.736476][ T32] r10:00000000 r9:84ded880 r8:80287e08 r7:eabe1e60 r6:84f99900 r5:84f1a400 [ 882.736505][ T32] r4:00000001 [ 882.736532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.736577][ T32] Exception stack(0xeabedfb0 to 0xeabedff8) [ 882.736632][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.736669][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.736704][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.736740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.736765][ T32] r4:84f91b00 [ 882.737148][ T32] INFO: task kworker/1:287:4238 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.737218][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.737452][ T32] Workqueue: events bpf_prog_free_deferred [ 882.737517][ T32] Call trace: [ 882.737622][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.737689][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.737714][ T32] r4:00000000 [ 882.737736][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.737814][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.737888][ T32] 1d20: d1396000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.737927][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.737959][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.737986][ T32] r5:800f0013 r4:80239bb0 [ 882.738007][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.738057][ T32] r4:82ac21e4 [ 882.738081][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.738175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.738207][ T32] r4:dffe1dc0 [ 882.738227][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.738276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.738299][ T32] r4:00000000 [ 882.738348][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.738411][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.738437][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.738485][ T32] r5:00001000 r4:dfeb3000 [ 882.738507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.738585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.738639][ T32] r5:84e5378c r4:84e53400 [ 882.738660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.738783][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.758572][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.758680][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.758708][ T32] r4:84e0be80 [ 882.759186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.759287][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.759317][ T32] r4:00000001 [ 882.759338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.759384][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.759576][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.759683][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.759757][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.759825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.759875][ T32] r4:84d87ac0 [ 882.759926][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.760022][ T32] INFO: task kworker/1:288:4240 blocked for more than 459 seconds. [ 882.760099][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.760188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.760247][ T32] task:kworker/1:288 state:D stack:0 pid:4240 tgid:4240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.760402][ T32] Workqueue: events bpf_prog_free_deferred [ 882.760506][ T32] Call trace: [ 882.760616][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.760740][ T32] r10:8291a684 r9:eabf5d84 r8:00000002 r7:60000113 r6:eabf5d8c r5:84f19800 [ 882.760792][ T32] r4:84f19800 [ 882.760839][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.760929][ T32] r5:84f19800 r4:8291a680 [ 882.760972][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.761086][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.761206][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf5e08 [ 882.761260][ T32] r4:00000000 [ 882.761303][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.761421][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.761529][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.761661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f91bc0 [ 882.761760][ T32] r4:00000000 [ 882.761811][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.761918][ T32] r9:83018205 r8:84f19800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 882.761967][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.762058][ T32] r5:00001000 r4:e0121000 [ 882.762124][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.762226][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.762286][ T32] r5:851a078c r4:851a0400 [ 882.762380][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.762458][ T32] r7:ddde2d80 r6:83018200 r5:851a078c r4:84ded800 [ 882.762484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.762575][ T32] r10:61c88647 r9:84f19800 r8:84ded82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.762629][ T32] r4:84ded800 [ 882.762670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.762724][ T32] r10:00000000 r9:84ded800 r8:80287e08 r7:eabe1e60 r6:84f99980 r5:84f19800 [ 882.762748][ T32] r4:00000001 [ 882.762790][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.762834][ T32] Exception stack(0xeabf5fb0 to 0xeabf5ff8) [ 882.762868][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 882.762919][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.762961][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.763027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.763075][ T32] r4:84f91a00 [ 882.763587][ T32] INFO: task kworker/1:288:4240 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.763718][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.763788][ T32] Workqueue: events bpf_prog_free_deferred [ 882.763857][ T32] Call trace: [ 882.764003][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.764078][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.764163][ T32] r4:00000000 [ 882.764195][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.764271][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.764308][ T32] 1d20: d1c8e000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.764341][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.764371][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.764405][ T32] r5:800f0013 r4:80239bb0 [ 882.764427][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.764474][ T32] r4:82ac21e4 [ 882.764495][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.764570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.764599][ T32] r4:dffe1dc0 [ 882.764621][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.764669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.764692][ T32] r4:00000000 [ 882.764712][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.764792][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.764819][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.764887][ T32] r5:00001000 r4:dfeb3000 [ 882.764913][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.764957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.765004][ T32] r5:84e5378c r4:84e53400 [ 882.765024][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.765117][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.765174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.765234][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.765263][ T32] r4:84e0be80 [ 882.765285][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.765391][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.765422][ T32] r4:00000001 [ 882.765443][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.765513][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.765548][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.765619][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.765682][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.765718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.765767][ T32] r4:84d87ac0 [ 882.765821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.765883][ T32] INFO: task kworker/1:289:4242 blocked for more than 459 seconds. [ 882.765924][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.765979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.766008][ T32] task:kworker/1:289 state:D stack:0 pid:4242 tgid:4242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.766061][ T32] Workqueue: events bpf_prog_free_deferred [ 882.766112][ T32] Call trace: [ 882.766185][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.766263][ T32] r10:8291a684 r9:eabfdd84 r8:00000002 r7:60000113 r6:eabfdd8c r5:84f1c800 [ 882.766291][ T32] r4:84f1c800 [ 882.766314][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.766361][ T32] r5:84f1c800 r4:8291a680 [ 882.766382][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.766432][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.766510][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabfde08 [ 882.766558][ T32] r4:00000000 [ 882.766583][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.766624][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.766663][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.766739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f91d00 [ 882.766796][ T32] r4:00000000 [ 882.766822][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.766874][ T32] r9:83018205 r8:84f1c800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 882.766897][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.766944][ T32] r5:00001000 r4:e066b000 [ 882.766965][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.767007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.767052][ T32] r5:851a0b8c r4:851a0800 [ 882.767098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.767182][ T32] r7:ddde2d80 r6:83018200 r5:851a0b8c r4:84ded900 [ 882.767208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.767263][ T32] r10:61c88647 r9:84f1c800 r8:84ded92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.767290][ T32] r4:84ded900 [ 882.767312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.767367][ T32] r10:00000000 r9:84ded900 r8:80287e08 r7:eabe1e60 r6:84f99a00 r5:84f1c800 [ 882.767436][ T32] r4:00000001 [ 882.767460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.767556][ T32] Exception stack(0xeabfdfb0 to 0xeabfdff8) [ 882.767591][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.767624][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.767658][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.767726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.767782][ T32] r4:84f91b80 [ 882.768109][ T32] INFO: task kworker/1:289:4242 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.768205][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.768303][ T32] Workqueue: events bpf_prog_free_deferred [ 882.768355][ T32] Call trace: [ 882.768393][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.768455][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.768480][ T32] r4:00000000 [ 882.768501][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.768544][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.768575][ T32] 1d20: d1c8e000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.768608][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.768666][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.768696][ T32] r5:800f0013 r4:80239bb0 [ 882.768816][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.802063][ T32] r4:82ac21e4 [ 882.802130][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.802213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.802240][ T32] r4:dffe1dc0 [ 882.802265][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.802343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.802404][ T32] r4:00000000 [ 882.802431][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.802486][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.802510][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.802585][ T32] r5:00001000 r4:dfeb3000 [ 882.802613][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.802658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.802723][ T32] r5:84e5378c r4:84e53400 [ 882.802748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.802802][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.802825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.802875][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.802901][ T32] r4:84e0be80 [ 882.802949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.803048][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.803080][ T32] r4:00000001 [ 882.803103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.803153][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.803190][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.803222][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.803252][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.803299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.803326][ T32] r4:84d87ac0 [ 882.803352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.803394][ T32] INFO: task kworker/1:290:4244 blocked for more than 459 seconds. [ 882.803434][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.803462][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.803488][ T32] task:kworker/1:290 state:D stack:0 pid:4244 tgid:4244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.803552][ T32] Workqueue: events bpf_prog_free_deferred [ 882.803599][ T32] Call trace: [ 882.803657][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.803744][ T32] r10:8291a684 r9:eac05d84 r8:00000002 r7:60000113 r6:eac05d8c r5:84f1bc00 [ 882.803773][ T32] r4:84f1bc00 [ 882.803795][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.803843][ T32] r5:84f1bc00 r4:8291a680 [ 882.803891][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.803940][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.803988][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac05e08 [ 882.804012][ T32] r4:00000000 [ 882.804061][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.804105][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.804167][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.804218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f91e40 [ 882.804242][ T32] r4:00000000 [ 882.804266][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.804318][ T32] r9:83018205 r8:84f1bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 882.804340][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.804394][ T32] r5:00001000 r4:e082f000 [ 882.804419][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.804489][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.804540][ T32] r5:851a0f8c r4:851a0c00 [ 882.804592][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.804648][ T32] r7:ddde2d80 r6:83018200 r5:851a0f8c r4:84ded600 [ 882.804670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.804750][ T32] r10:61c88647 r9:84f1bc00 r8:84ded62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.804808][ T32] r4:84ded600 [ 882.804870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.804924][ T32] r10:00000000 r9:84ded600 r8:80287e08 r7:eabe1e60 r6:84f99a80 r5:84f1bc00 [ 882.804949][ T32] r4:00000001 [ 882.804969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.805009][ T32] Exception stack(0xeac05fb0 to 0xeac05ff8) [ 882.805067][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 882.805103][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.805133][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.805190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.805247][ T32] r4:84f91c40 [ 882.805654][ T32] INFO: task kworker/1:290:4244 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.805694][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.805780][ T32] Workqueue: events bpf_prog_free_deferred [ 882.805895][ T32] Call trace: [ 882.805931][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.806007][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.806037][ T32] r4:00000000 [ 882.806058][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.806103][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.806136][ T32] 1d20: d2a08000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.806168][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.806225][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.806256][ T32] r5:800f0013 r4:80239bb0 [ 882.806278][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.806325][ T32] r4:82ac21e4 [ 882.806346][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.806414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.806448][ T32] r4:dffe1dc0 [ 882.806471][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.806530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.806557][ T32] r4:00000000 [ 882.806580][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.806695][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.806749][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.806802][ T32] r5:00001000 r4:dfeb3000 [ 882.806824][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.806868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.806972][ T32] r5:84e5378c r4:84e53400 [ 882.807026][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.807083][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.807108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.807161][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.807186][ T32] r4:84e0be80 [ 882.807207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.807270][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.807328][ T32] r4:00000001 [ 882.807351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.807397][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.807537][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.807573][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.807604][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.807636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.807730][ T32] r4:84d87ac0 [ 882.807756][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.807788][ T32] INFO: task kworker/1:291:4246 blocked for more than 459 seconds. [ 882.807822][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.807886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.807913][ T32] task:kworker/1:291 state:D stack:0 pid:4246 tgid:4246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.808018][ T32] Workqueue: events bpf_prog_free_deferred [ 882.808103][ T32] Call trace: [ 882.808171][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.808259][ T32] r10:8291a684 r9:eac0dd84 r8:00000002 r7:60000013 r6:eac0dd8c r5:84f1b000 [ 882.808290][ T32] r4:84f1b000 [ 882.808340][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.808429][ T32] r5:84f1b000 r4:8291a680 [ 882.808499][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.808616][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.808670][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac0de08 [ 882.819282][ T32] r4:00000000 [ 882.819384][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.819461][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.819510][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.819561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f91f80 [ 882.819586][ T32] r4:00000000 [ 882.819606][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.819657][ T32] r9:83018205 r8:84f1b000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 882.819680][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.819729][ T32] r5:00001000 r4:e48db000 [ 882.819752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.819796][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.819863][ T32] r5:851a138c r4:851a1000 [ 882.819890][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.819945][ T32] r7:ddde2d80 r6:83018200 r5:851a138c r4:84ded980 [ 882.819967][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.820018][ T32] r10:61c88647 r9:84f1b000 r8:84ded9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.820042][ T32] r4:84ded980 [ 882.820062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.820113][ T32] r10:00000000 r9:84ded980 r8:80287e08 r7:eabe1e60 r6:84f99b00 r5:84f1b000 [ 882.820158][ T32] r4:00000001 [ 882.820183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.820225][ T32] Exception stack(0xeac0dfb0 to 0xeac0dff8) [ 882.820298][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.820334][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.820367][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.820433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.820462][ T32] r4:84f91d80 [ 882.820817][ T32] INFO: task kworker/1:291:4246 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.820854][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.820956][ T32] Workqueue: events bpf_prog_free_deferred [ 882.821048][ T32] Call trace: [ 882.821081][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.821200][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.821230][ T32] r4:00000000 [ 882.821255][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.821300][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.821358][ T32] 1d20: d2a08000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.821482][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.821544][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.821573][ T32] r5:800f0013 r4:80239bb0 [ 882.821595][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.821642][ T32] r4:82ac21e4 [ 882.821663][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.821711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.821734][ T32] r4:dffe1dc0 [ 882.821754][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.821823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.821851][ T32] r4:00000000 [ 882.821901][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.821955][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.821977][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.822023][ T32] r5:00001000 r4:dfeb3000 [ 882.822055][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.822102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.822174][ T32] r5:84e5378c r4:84e53400 [ 882.822200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.822253][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.822276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.822326][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.822349][ T32] r4:84e0be80 [ 882.822368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.822456][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.822485][ T32] r4:00000001 [ 882.822506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.822544][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.822599][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.822635][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.822693][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.822729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.822784][ T32] r4:84d87ac0 [ 882.822839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.822903][ T32] INFO: task kworker/1:292:4248 blocked for more than 459 seconds. [ 882.822943][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.822970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.822992][ T32] task:kworker/1:292 state:D stack:0 pid:4248 tgid:4248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.823042][ T32] Workqueue: events bpf_prog_free_deferred [ 882.823084][ T32] Call trace: [ 882.823151][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.823210][ T32] r10:8291a684 r9:eac15d84 r8:00000002 r7:60000113 r6:eac15d8c r5:84f1ec00 [ 882.823270][ T32] r4:84f1ec00 [ 882.823295][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.823386][ T32] r5:84f1ec00 r4:8291a680 [ 882.823416][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.823462][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.823509][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac15e08 [ 882.823613][ T32] r4:00000000 [ 882.823677][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.823751][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.823793][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.823841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f910c0 [ 882.823866][ T32] r4:00000000 [ 882.823887][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.823936][ T32] r9:83018205 r8:84f1ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 882.823958][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.824002][ T32] r5:00001000 r4:e48fd000 [ 882.824062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.824145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.824196][ T32] r5:851a178c r4:851a1400 [ 882.824217][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.824272][ T32] r7:ddde2d80 r6:83018200 r5:851a178c r4:84deda80 [ 882.824296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.824378][ T32] r10:61c88647 r9:84f1ec00 r8:84dedaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.824415][ T32] r4:84deda80 [ 882.824437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.824491][ T32] r10:00000000 r9:84deda80 r8:80287e08 r7:eabe1e60 r6:84f99b80 r5:84f1ec00 [ 882.824515][ T32] r4:00000001 [ 882.824534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.824572][ T32] Exception stack(0xeac15fb0 to 0xeac15ff8) [ 882.824602][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 882.824633][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.824661][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.824707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.824734][ T32] r4:84f91ec0 [ 882.824985][ T32] INFO: task kworker/1:292:4248 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.825021][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.825240][ T32] Workqueue: events bpf_prog_free_deferred [ 882.825290][ T32] Call trace: [ 882.825357][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.825497][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.825526][ T32] r4:00000000 [ 882.825548][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.825591][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.825644][ T32] 1d20: d2a08000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.825680][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.825708][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.825747][ T32] r5:800f0013 r4:80239bb0 [ 882.825773][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.825818][ T32] r4:82ac21e4 [ 882.825839][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.825885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.825913][ T32] r4:dffe1dc0 [ 882.825935][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.825985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.826041][ T32] r4:00000000 [ 882.826066][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.826133][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.826164][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.826214][ T32] r5:00001000 r4:dfeb3000 [ 882.826235][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.826281][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.826372][ T32] r5:84e5378c r4:84e53400 [ 882.826402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.826455][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.826479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.826531][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.826555][ T32] r4:84e0be80 [ 882.826575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.826656][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.826724][ T32] r4:00000001 [ 882.826747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.826790][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.826821][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.826852][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.826943][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.826982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.827007][ T32] r4:84d87ac0 [ 882.827029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.827089][ T32] INFO: task kworker/1:293:4250 blocked for more than 459 seconds. [ 882.827167][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.827233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.827260][ T32] task:kworker/1:293 state:D stack:0 pid:4250 tgid:4250 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.827342][ T32] Workqueue: events bpf_prog_free_deferred [ 882.827386][ T32] Call trace: [ 882.827422][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.827475][ T32] r10:8291a684 r9:eac19d84 r8:00000002 r7:60000013 r6:eac19d8c r5:84f1d400 [ 882.827498][ T32] r4:84f1d400 [ 882.827519][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.827569][ T32] r5:84f1d400 r4:8291a680 [ 882.827592][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.827635][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.827683][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac19e08 [ 882.827736][ T32] r4:00000000 [ 882.827760][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.827799][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.827836][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.827882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f97040 [ 882.827904][ T32] r4:00000000 [ 882.827925][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.828003][ T32] r9:83018205 r8:84f1d400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 882.828033][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.828081][ T32] r5:00001000 r4:e8921000 [ 882.828102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.828166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.828217][ T32] r5:851a1b8c r4:851a1800 [ 882.828270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.828324][ T32] r7:ddde2d80 r6:83018200 r5:851a1b8c r4:84dedb00 [ 882.828376][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.828471][ T32] r10:61c88647 r9:84f1d400 r8:84dedb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.828501][ T32] r4:84dedb00 [ 882.828565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.828620][ T32] r10:00000000 r9:84dedb00 r8:80287e08 r7:eabe1e60 r6:84f99c00 r5:84f1d400 [ 882.828835][ T32] r4:00000001 [ 882.861134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.861227][ T32] Exception stack(0xeac19fb0 to 0xeac19ff8) [ 882.861265][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 882.861297][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.861326][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.861413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.861441][ T32] r4:84f914c0 [ 882.861791][ T32] INFO: task kworker/1:293:4250 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.861871][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.862004][ T32] Workqueue: events bpf_prog_free_deferred [ 882.862100][ T32] Call trace: [ 882.862134][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.862198][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.862223][ T32] r4:00000000 [ 882.862272][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.862320][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.862353][ T32] 1d20: d3518000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.862385][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.862422][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.862481][ T32] r5:800f0013 r4:80239bb0 [ 882.862506][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.862554][ T32] r4:82ac21e4 [ 882.862617][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.862699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.862726][ T32] r4:dffe1dc0 [ 882.862748][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.862796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.862819][ T32] r4:00000000 [ 882.862866][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.862922][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.862988][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.863095][ T32] r5:00001000 r4:dfeb3000 [ 882.863175][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.863272][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.863371][ T32] r5:84e5378c r4:84e53400 [ 882.863409][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.863465][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.863488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.863541][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.863582][ T32] r4:84e0be80 [ 882.863635][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.863692][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.863716][ T32] r4:00000001 [ 882.863736][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.863774][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.863833][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.863870][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.863900][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.863933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.863957][ T32] r4:84d87ac0 [ 882.863978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.864038][ T32] INFO: task kworker/1:294:4253 blocked for more than 459 seconds. [ 882.864077][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.864104][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.864126][ T32] task:kworker/1:294 state:D stack:0 pid:4253 tgid:4253 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.864212][ T32] Workqueue: events bpf_prog_free_deferred [ 882.864259][ T32] Call trace: [ 882.864345][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.864404][ T32] r10:8291a684 r9:eac1dd84 r8:00000002 r7:60000113 r6:eac1dd8c r5:84f1e000 [ 882.864457][ T32] r4:84f1e000 [ 882.864505][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.864558][ T32] r5:84f1e000 r4:8291a680 [ 882.864608][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.864657][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.864705][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac1de08 [ 882.864729][ T32] r4:00000000 [ 882.864749][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.864785][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.864851][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.864930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f97240 [ 882.865073][ T32] r4:00000000 [ 882.865125][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.865187][ T32] r9:83018205 r8:84f1e000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 882.865212][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.865259][ T32] r5:00001000 r4:e8979000 [ 882.865316][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.865415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.865466][ T32] r5:851a238c r4:851a2000 [ 882.865501][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.865556][ T32] r7:ddde2d80 r6:83018200 r5:851a238c r4:84deda00 [ 882.865590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.865647][ T32] r10:61c88647 r9:84f1e000 r8:84deda2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.865672][ T32] r4:84deda00 [ 882.865692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.865774][ T32] r10:00000000 r9:84deda00 r8:80287e08 r7:eabe1e60 r6:84f99c80 r5:84f1e000 [ 882.865804][ T32] r4:00000001 [ 882.865824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.865864][ T32] Exception stack(0xeac1dfb0 to 0xeac1dff8) [ 882.865894][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.865956][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.865990][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.866064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.866121][ T32] r4:84f97380 [ 882.866377][ T32] INFO: task kworker/1:294:4253 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.866450][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.866520][ T32] Workqueue: events bpf_prog_free_deferred [ 882.866586][ T32] Call trace: [ 882.866694][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.866756][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.866832][ T32] r4:00000000 [ 882.866875][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.866923][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.866954][ T32] 1d20: d3518000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.866986][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.867043][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.867102][ T32] r5:800f0013 r4:80239bb0 [ 882.867127][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.867174][ T32] r4:82ac21e4 [ 882.867198][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.867248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.867313][ T32] r4:dffe1dc0 [ 882.867337][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.867385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.867413][ T32] r4:00000000 [ 882.867434][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.867483][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.867508][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.867583][ T32] r5:00001000 r4:dfeb3000 [ 882.867610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.867655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.867731][ T32] r5:84e5378c r4:84e53400 [ 882.867786][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.867843][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.867866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.867947][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.867976][ T32] r4:84e0be80 [ 882.867996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.868049][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.868073][ T32] r4:00000001 [ 882.868093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.868131][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.868161][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.868192][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.868249][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.868285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.868309][ T32] r4:84d87ac0 [ 882.868330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.868371][ T32] INFO: task kworker/1:295:4255 blocked for more than 459 seconds. [ 882.868432][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.868490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.868515][ T32] task:kworker/1:295 state:D stack:0 pid:4255 tgid:4255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.868564][ T32] Workqueue: events bpf_prog_free_deferred [ 882.868605][ T32] Call trace: [ 882.868675][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.868743][ T32] r10:8291a684 r9:eac21d84 r8:00000002 r7:60000113 r6:eac21d8c r5:851d6c00 [ 882.886721][ T32] r4:851d6c00 [ 882.886843][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.886923][ T32] r5:851d6c00 r4:8291a680 [ 882.887065][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.887116][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.887166][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac21e08 [ 882.887189][ T32] r4:00000000 [ 882.887238][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.887283][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.887327][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.887379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f97600 [ 882.887411][ T32] r4:00000000 [ 882.887433][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.887521][ T32] r9:83018205 r8:851d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 882.887549][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.887627][ T32] r5:00001000 r4:ea9a3000 [ 882.887681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.887810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.887861][ T32] r5:851a2b8c r4:851a2800 [ 882.887883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.887935][ T32] r7:ddde2d80 r6:83018200 r5:851a2b8c r4:84ded780 [ 882.887992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.888049][ T32] r10:61c88647 r9:851d6c00 r8:84ded7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.888095][ T32] r4:84ded780 [ 882.888119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.888199][ T32] r10:00000000 r9:84ded780 r8:80287e08 r7:eac1de60 r6:84f99d00 r5:851d6c00 [ 882.888226][ T32] r4:00000001 [ 882.888281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.888326][ T32] Exception stack(0xeac21fb0 to 0xeac21ff8) [ 882.888361][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.888397][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.888427][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.888464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.888500][ T32] r4:84f970c0 [ 882.902288][ T32] INFO: task kworker/1:295:4255 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.902406][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.902485][ T32] Workqueue: events bpf_prog_free_deferred [ 882.902575][ T32] Call trace: [ 882.902614][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.902679][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.902704][ T32] r4:00000000 [ 882.902738][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.902787][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.902853][ T32] 1d20: d3efe000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.902929][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.902961][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.903019][ T32] r5:800f0013 r4:80239bb0 [ 882.903092][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.903161][ T32] r4:82ac21e4 [ 882.903187][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.903239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.903265][ T32] r4:dffe1dc0 [ 882.903286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.903334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.903374][ T32] r4:00000000 [ 882.903444][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.903502][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.903553][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.903604][ T32] r5:00001000 r4:dfeb3000 [ 882.903626][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.903710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.903792][ T32] r5:84e5378c r4:84e53400 [ 882.903821][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.903905][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.903931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.904024][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.904054][ T32] r4:84e0be80 [ 882.904118][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.904175][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.904200][ T32] r4:00000001 [ 882.904221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.904289][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.904323][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.904383][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.904420][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.904452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.904476][ T32] r4:84d87ac0 [ 882.904499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.904541][ T32] INFO: task kworker/1:296:4258 blocked for more than 459 seconds. [ 882.904607][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.904659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.904713][ T32] task:kworker/1:296 state:D stack:0 pid:4258 tgid:4258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.904766][ T32] Workqueue: events bpf_prog_free_deferred [ 882.904810][ T32] Call trace: [ 882.904875][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.904939][ T32] r10:8291a684 r9:eabc1d84 r8:00000002 r7:60000013 r6:eabc1d8c r5:85166c00 [ 882.904991][ T32] r4:85166c00 [ 882.905070][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.905225][ T32] r5:85166c00 r4:8291a680 [ 882.905259][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.905308][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.905412][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc1e08 [ 882.905468][ T32] r4:00000000 [ 882.905522][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.905567][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.905605][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.905651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f97a40 [ 882.905674][ T32] r4:00000000 [ 882.905695][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.905781][ T32] r9:83018205 r8:85166c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 882.905807][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.905886][ T32] r5:00001000 r4:ea9db000 [ 882.905912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.905955][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.906041][ T32] r5:851a378c r4:851a3400 [ 882.906094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.906150][ T32] r7:ddde2d80 r6:83018200 r5:851a378c r4:84dedc00 [ 882.906173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.906223][ T32] r10:61c88647 r9:85166c00 r8:84dedc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.906248][ T32] r4:84dedc00 [ 882.906296][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.906351][ T32] r10:00000000 r9:84dedc00 r8:80287e08 r7:eac21e60 r6:84dedd00 r5:85166c00 [ 882.906375][ T32] r4:00000001 [ 882.906399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.906440][ T32] Exception stack(0xeabc1fb0 to 0xeabc1ff8) [ 882.906487][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.906559][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.906592][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.906624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.906648][ T32] r4:84f975c0 [ 882.907006][ T32] INFO: task kworker/1:296:4258 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.907102][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.907203][ T32] Workqueue: events bpf_prog_free_deferred [ 882.907248][ T32] Call trace: [ 882.907278][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.907335][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.907391][ T32] r4:00000000 [ 882.907417][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.907460][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.907520][ T32] 1d20: d3efe000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.907556][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.907624][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.907655][ T32] r5:800f0013 r4:80239bb0 [ 882.907677][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.907752][ T32] r4:82ac21e4 [ 882.907803][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.907877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.907909][ T32] r4:dffe1dc0 [ 882.907930][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.907978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.908024][ T32] r4:00000000 [ 882.908077][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.908166][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.908192][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.908240][ T32] r5:00001000 r4:dfeb3000 [ 882.908261][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.908354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.908411][ T32] r5:84e5378c r4:84e53400 [ 882.908433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.908486][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.908509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.908591][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.908619][ T32] r4:84e0be80 [ 882.908641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.908693][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.908817][ T32] r4:00000001 [ 882.930581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.930677][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.930744][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.930782][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.930813][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.930847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.930903][ T32] r4:84d87ac0 [ 882.930972][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.931007][ T32] INFO: task kworker/1:297:4260 blocked for more than 459 seconds. [ 882.931043][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.931071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.931122][ T32] task:kworker/1:297 state:D stack:0 pid:4260 tgid:4260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.931207][ T32] Workqueue: events bpf_prog_free_deferred [ 882.931323][ T32] Call trace: [ 882.931395][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.931459][ T32] r10:8291a684 r9:eac11d84 r8:00000002 r7:60000013 r6:eac11d8c r5:85163000 [ 882.931514][ T32] r4:85163000 [ 882.931574][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.931625][ T32] r5:85163000 r4:8291a680 [ 882.931648][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.931738][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.931820][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac11e08 [ 882.931980][ T32] r4:00000000 [ 882.932008][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.932049][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.932092][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.932139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f97680 [ 882.932162][ T32] r4:00000000 [ 882.932183][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.932235][ T32] r9:83018205 r8:85163000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 882.932320][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.932371][ T32] r5:00001000 r4:ea9af000 [ 882.932436][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.932484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.932531][ T32] r5:851a2f8c r4:851a2c00 [ 882.932556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.932608][ T32] r7:ddde2d80 r6:83018200 r5:851a2f8c r4:84dede00 [ 882.932755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.932827][ T32] r10:61c88647 r9:85163000 r8:84dede2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.932860][ T32] r4:84dede00 [ 882.932931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.933001][ T32] r10:00000000 r9:84dede00 r8:80287e08 r7:eabc1e60 r6:84dede80 r5:85163000 [ 882.933062][ T32] r4:00000001 [ 882.933087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.933157][ T32] Exception stack(0xeac11fb0 to 0xeac11ff8) [ 882.933194][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.933226][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.933317][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.933473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.933506][ T32] r4:84f97900 [ 882.933887][ T32] INFO: task kworker/1:297:4260 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.933954][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.934064][ T32] Workqueue: events bpf_prog_free_deferred [ 882.934115][ T32] Call trace: [ 882.934146][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.934249][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.934308][ T32] r4:00000000 [ 882.934369][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.934421][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.934481][ T32] 1d20: d473b000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.934544][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.934575][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.934602][ T32] r5:800f0013 r4:80239bb0 [ 882.934664][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.934714][ T32] r4:82ac21e4 [ 882.934739][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.934829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.934905][ T32] r4:dffe1dc0 [ 882.934929][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.934977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.935012][ T32] r4:00000000 [ 882.935080][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.935135][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.935215][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.935289][ T32] r5:00001000 r4:dfeb3000 [ 882.935318][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.935365][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.935446][ T32] r5:84e5378c r4:84e53400 [ 882.935496][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.935552][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.935629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.935685][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.935710][ T32] r4:84e0be80 [ 882.935729][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.935836][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.935865][ T32] r4:00000001 [ 882.935918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.935961][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.935990][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.936042][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.936114][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.936151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.936176][ T32] r4:84d87ac0 [ 882.936239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.936307][ T32] INFO: task kworker/1:298:4262 blocked for more than 459 seconds. [ 882.936396][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.936454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.936481][ T32] task:kworker/1:298 state:D stack:0 pid:4262 tgid:4262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.936557][ T32] Workqueue: events bpf_prog_free_deferred [ 882.936633][ T32] Call trace: [ 882.936736][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.936794][ T32] r10:8291a684 r9:eac25d84 r8:00000002 r7:60000113 r6:eac25d8c r5:85166000 [ 882.936818][ T32] r4:85166000 [ 882.936840][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.936912][ T32] r5:85166000 r4:8291a680 [ 882.936937][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.936982][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.937029][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac25e08 [ 882.937051][ T32] r4:00000000 [ 882.937076][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.937116][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.937154][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.937200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f97840 [ 882.937224][ T32] r4:00000000 [ 882.937256][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.937311][ T32] r9:83018205 r8:85166000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 882.937394][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.937452][ T32] r5:00001000 r4:ea9c3000 [ 882.937474][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.937517][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.937562][ T32] r5:851a338c r4:851a3000 [ 882.937584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.937634][ T32] r7:ddde2d80 r6:83018200 r5:851a338c r4:84dedd80 [ 882.937660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.937714][ T32] r10:61c88647 r9:85166000 r8:84deddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.937737][ T32] r4:84dedd80 [ 882.937793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.937848][ T32] r10:00000000 r9:84dedd80 r8:80287e08 r7:eabc1e60 r6:84dedf80 r5:85166000 [ 882.937913][ T32] r4:00000001 [ 882.937936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.937976][ T32] Exception stack(0xeac25fb0 to 0xeac25ff8) [ 882.938005][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 882.938067][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.938101][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.938133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.938161][ T32] r4:84f97780 [ 882.938343][ T32] INFO: task kworker/1:298:4262 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.938375][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.938476][ T32] Workqueue: events bpf_prog_free_deferred [ 882.938521][ T32] Call trace: [ 882.938664][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.938840][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.959364][ T32] r4:00000000 [ 882.959420][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.959494][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.959536][ T32] 1d20: d4bd6000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.959569][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.959655][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.959688][ T32] r5:800f0013 r4:80239bb0 [ 882.959711][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.959762][ T32] r4:82ac21e4 [ 882.959815][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.959867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.959895][ T32] r4:dffe1dc0 [ 882.959945][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.959998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.960055][ T32] r4:00000000 [ 882.960079][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.960207][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.960236][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.960288][ T32] r5:00001000 r4:dfeb3000 [ 882.960310][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.960353][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.960404][ T32] r5:84e5378c r4:84e53400 [ 882.960470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.960587][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.960643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.960708][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.960732][ T32] r4:84e0be80 [ 882.960753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.960804][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.960858][ T32] r4:00000001 [ 882.960883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.960924][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.960953][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.960985][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.961013][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.961044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.961067][ T32] r4:84d87ac0 [ 882.961109][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.961146][ T32] INFO: task kworker/1:299:4264 blocked for more than 460 seconds. [ 882.961198][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.961260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.961287][ T32] task:kworker/1:299 state:D stack:0 pid:4264 tgid:4264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.961400][ T32] Workqueue: events bpf_prog_free_deferred [ 882.961486][ T32] Call trace: [ 882.961556][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.961615][ T32] r10:8291a684 r9:eac29d84 r8:00000002 r7:60000013 r6:eac29d8c r5:85165400 [ 882.961701][ T32] r4:85165400 [ 882.961739][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.961791][ T32] r5:85165400 r4:8291a680 [ 882.961836][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.961883][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.961960][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac29e08 [ 882.961988][ T32] r4:00000000 [ 882.962008][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.962046][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.962083][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.962176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f97bc0 [ 882.962207][ T32] r4:00000000 [ 882.962229][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.962309][ T32] r9:83018205 r8:85165400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 882.962336][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.962383][ T32] r5:00001000 r4:ea9ed000 [ 882.962410][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.962456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.962503][ T32] r5:851a3b8c r4:851a3800 [ 882.962535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.962590][ T32] r7:ddde2d80 r6:83018200 r5:851a3b8c r4:84e7ff80 [ 882.962612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.962662][ T32] r10:61c88647 r9:85165400 r8:84e7ffac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.962685][ T32] r4:84e7ff80 [ 882.962705][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.962754][ T32] r10:00000000 r9:84e7ff80 r8:80287e08 r7:eabc1e60 r6:84dedc80 r5:85165400 [ 882.962816][ T32] r4:00000001 [ 882.962840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.962880][ T32] Exception stack(0xeac29fb0 to 0xeac29ff8) [ 882.962921][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 882.962968][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.963035][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.963074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.963130][ T32] r4:84f97a00 [ 882.963511][ T32] INFO: task kworker/1:299:4264 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.963549][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.963614][ T32] Workqueue: events bpf_prog_free_deferred [ 882.963692][ T32] Call trace: [ 882.963754][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.963842][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.963899][ T32] r4:00000000 [ 882.963971][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.964068][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.964104][ T32] 1d20: d4bd6000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.964248][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.964318][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.964350][ T32] r5:800f0013 r4:80239bb0 [ 882.964490][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.964612][ T32] r4:82ac21e4 [ 882.964673][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.964758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.964819][ T32] r4:dffe1dc0 [ 882.964943][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.964996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.965082][ T32] r4:00000000 [ 882.965106][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.965194][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.965251][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.965380][ T32] r5:00001000 r4:dfeb3000 [ 882.965422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.965469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.965544][ T32] r5:84e5378c r4:84e53400 [ 882.965570][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.965622][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.965674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.965769][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.965828][ T32] r4:84e0be80 [ 882.965881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.965937][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.965962][ T32] r4:00000001 [ 882.966096][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.966260][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.966300][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.966332][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.966385][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.966425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.966481][ T32] r4:84d87ac0 [ 882.966505][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.966534][ T32] INFO: task kworker/1:300:4265 blocked for more than 460 seconds. [ 882.966598][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.966666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.966695][ T32] task:kworker/1:300 state:D stack:0 pid:4265 tgid:4265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.966780][ T32] Workqueue: events bpf_prog_free_deferred [ 882.966824][ T32] Call trace: [ 882.966891][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.966949][ T32] r10:8291a684 r9:eabd1d84 r8:00000002 r7:60000013 r6:eabd1d8c r5:85164800 [ 882.967035][ T32] r4:85164800 [ 882.967092][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.967177][ T32] r5:85164800 r4:8291a680 [ 882.967250][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.967298][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.967346][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd1e08 [ 882.967506][ T32] r4:00000000 [ 882.967580][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.967691][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.967737][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.967811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8b040 [ 882.967838][ T32] r4:00000000 [ 882.967890][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.967944][ T32] r9:83018205 r8:85164800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 882.967998][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.968077][ T32] r5:00001000 r4:eaac7000 [ 882.968149][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.968232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.968357][ T32] r5:851a438c r4:851a4000 [ 882.968417][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.968474][ T32] r7:ddde2d80 r6:83018200 r5:851a438c r4:84d86000 [ 882.968497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.968548][ T32] r10:61c88647 r9:85164800 r8:84d8602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.968572][ T32] r4:84d86000 [ 882.968592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.968641][ T32] r10:00000000 r9:84d86000 r8:80287e08 r7:eac29e60 r6:84d86080 r5:85164800 [ 882.968703][ T32] r4:00000001 [ 882.968849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.991250][ T32] Exception stack(0xeabd1fb0 to 0xeabd1ff8) [ 882.991313][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.991347][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.991377][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.991419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.991460][ T32] r4:84f97b80 [ 882.991827][ T32] INFO: task kworker/1:300:4265 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.991864][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.991978][ T32] Workqueue: events bpf_prog_free_deferred [ 882.992140][ T32] Call trace: [ 882.992199][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.992262][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.992287][ T32] r4:00000000 [ 882.992307][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.992408][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.992445][ T32] 1d20: d5128000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.992479][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.992507][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.992532][ T32] r5:800f0013 r4:80239bb0 [ 882.992553][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.992644][ T32] r4:82ac21e4 [ 882.992671][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.992719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.992743][ T32] r4:dffe1dc0 [ 882.992803][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.992855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.992879][ T32] r4:00000000 [ 882.992900][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.992953][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 882.992976][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.993047][ T32] r5:00001000 r4:dfeb3000 [ 882.993104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.993156][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.993247][ T32] r5:84e5378c r4:84e53400 [ 882.993303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.993535][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 882.993583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.993644][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.993670][ T32] r4:84e0be80 [ 882.993797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.993892][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 882.993924][ T32] r4:00000001 [ 882.993949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.994055][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 882.994153][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.994270][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.994352][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.994396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.994423][ T32] r4:84d87ac0 [ 882.994485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.994522][ T32] INFO: task kworker/0:274:4268 blocked for more than 460 seconds. [ 882.994597][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.994681][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.994774][ T32] task:kworker/0:274 state:D stack:0 pid:4268 tgid:4268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.994864][ T32] Workqueue: events bpf_prog_free_deferred [ 882.994946][ T32] Call trace: [ 882.995019][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 882.995116][ T32] r10:8291a684 r9:eac35d84 r8:00000002 r7:60000113 r6:eac35d8c r5:8515ec00 [ 882.995174][ T32] r4:8515ec00 [ 882.995289][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 882.995373][ T32] r5:8515ec00 r4:8291a680 [ 882.995452][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.995500][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 882.995550][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac35e08 [ 882.995610][ T32] r4:00000000 [ 882.995685][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 882.995757][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 882.995801][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.995848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e09040 [ 882.996035][ T32] r4:00000000 [ 882.996073][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 882.996160][ T32] r9:83018005 r8:8515ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 882.996272][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 882.996328][ T32] r5:00001000 r4:eaa25000 [ 882.996353][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 882.996406][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.996455][ T32] r5:85148b8c r4:85148800 [ 882.996476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.996553][ T32] r7:dddced80 r6:83018000 r5:85148b8c r4:84f99e80 [ 882.996614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.996669][ T32] r10:61c88647 r9:8515ec00 r8:84f99eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.996694][ T32] r4:84f99e80 [ 882.996714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.996790][ T32] r10:00000000 r9:84f99e80 r8:80287e08 r7:eabc5e60 r6:84d86100 r5:8515ec00 [ 882.996983][ T32] r4:00000001 [ 882.997050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.997169][ T32] Exception stack(0xeac35fb0 to 0xeac35ff8) [ 882.997210][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 882.997241][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.997269][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.997375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.997471][ T32] r4:8502f2c0 [ 882.997688][ T32] INFO: task kworker/0:274:4268 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 882.997723][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.997825][ T32] Workqueue: events bpf_prog_free_deferred [ 882.997873][ T32] Call trace: [ 882.997938][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 882.997996][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 882.998021][ T32] r4:00000000 [ 882.998045][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.998088][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 882.998123][ T32] 1d20: d5128000 eca77000 00000001 80239b98 7f035000 00000001 [ 882.998162][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 882.998232][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 882.998301][ T32] r5:800f0013 r4:80239bb0 [ 882.998327][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.998372][ T32] r4:82ac21e4 [ 882.998397][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.998480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 882.998536][ T32] r4:dffe1dc0 [ 882.998561][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 882.998610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 882.998649][ T32] r4:00000000 [ 882.998701][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.022557][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 883.022652][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.022731][ T32] r5:00001000 r4:dfeb3000 [ 883.022777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.022877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.022930][ T32] r5:84e5378c r4:84e53400 [ 883.022952][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.023005][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 883.023028][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.023079][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.023103][ T32] r4:84e0be80 [ 883.023165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.023223][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 883.023272][ T32] r4:00000001 [ 883.023297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.023376][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 883.023462][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.023497][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.023526][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.023560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.023583][ T32] r4:84d87ac0 [ 883.023607][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.023649][ T32] INFO: task kworker/0:275:4269 blocked for more than 460 seconds. [ 883.023685][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.023739][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.023767][ T32] task:kworker/0:275 state:D stack:0 pid:4269 tgid:4269 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.023828][ T32] Workqueue: events bpf_prog_free_deferred [ 883.023912][ T32] Call trace: [ 883.023979][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 883.024042][ T32] r10:8291a684 r9:eac39d84 r8:00000002 r7:60000113 r6:eac39d8c r5:85162400 [ 883.024067][ T32] r4:85162400 [ 883.024088][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 883.024133][ T32] r5:85162400 r4:8291a680 [ 883.024153][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.024196][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 883.024248][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac39e08 [ 883.024276][ T32] r4:00000000 [ 883.024325][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 883.024367][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.024415][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.024493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:843e4240 [ 883.024548][ T32] r4:00000000 [ 883.024574][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.024654][ T32] r9:83018005 r8:85162400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 883.024681][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.024753][ T32] r5:00001000 r4:e058f000 [ 883.024808][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.024855][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.024902][ T32] r5:85149b8c r4:85149800 [ 883.024923][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.025004][ T32] r7:dddced80 r6:83018000 r5:85149b8c r4:84f99f00 [ 883.025059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.025166][ T32] r10:61c88647 r9:85162400 r8:84f99f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.025227][ T32] r4:84f99f00 [ 883.025254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.025453][ T32] r10:00000000 r9:84f99f00 r8:80287e08 r7:eac35e60 r6:84d86200 r5:85162400 [ 883.025518][ T32] r4:00000001 [ 883.025543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.025587][ T32] Exception stack(0xeac39fb0 to 0xeac39ff8) [ 883.025618][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.025720][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.025755][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.025787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.025841][ T32] r4:84e09080 [ 883.026203][ T32] INFO: task kworker/0:275:4269 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 883.026270][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.026335][ T32] Workqueue: events bpf_prog_free_deferred [ 883.026379][ T32] Call trace: [ 883.026451][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 883.026532][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 883.026561][ T32] r4:00000000 [ 883.026582][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.026625][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 883.026658][ T32] 1d20: d58ff000 eca77000 00000001 80239b98 7f035000 00000001 [ 883.026695][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 883.026751][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.026781][ T32] r5:800f0013 r4:80239bb0 [ 883.026804][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.026853][ T32] r4:82ac21e4 [ 883.026876][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.026924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 883.026947][ T32] r4:dffe1dc0 [ 883.026967][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.027037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 883.027064][ T32] r4:00000000 [ 883.027085][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.027174][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 883.027201][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.027251][ T32] r5:00001000 r4:dfeb3000 [ 883.027275][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.027353][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.027408][ T32] r5:84e5378c r4:84e53400 [ 883.027430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.027481][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 883.027504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.027625][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.027701][ T32] r4:84e0be80 [ 883.027757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.027885][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 883.027923][ T32] r4:00000001 [ 883.027985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.028030][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 883.028091][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.028126][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.028216][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.028253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.028306][ T32] r4:84d87ac0 [ 883.028330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.028359][ T32] INFO: task kworker/1:301:4270 blocked for more than 460 seconds. [ 883.028394][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.028451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.028476][ T32] task:kworker/1:301 state:D stack:0 pid:4270 tgid:4270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.028597][ T32] Workqueue: events bpf_prog_free_deferred [ 883.028674][ T32] Call trace: [ 883.049508][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 883.049671][ T32] r10:8291a684 r9:eac3dd84 r8:00000002 r7:60000013 r6:eac3dd8c r5:85170000 [ 883.049734][ T32] r4:85170000 [ 883.049791][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 883.049844][ T32] r5:85170000 r4:8291a680 [ 883.049866][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.049911][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 883.049958][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac3de08 [ 883.050010][ T32] r4:00000000 [ 883.050035][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 883.050076][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.050118][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.050212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84301d80 [ 883.050245][ T32] r4:00000000 [ 883.050268][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.050324][ T32] r9:83018205 r8:85170000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 883.050376][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.050431][ T32] r5:00001000 r4:eaab5000 [ 883.050453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.050512][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.050563][ T32] r5:851a3f8c r4:851a3c00 [ 883.050626][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.050712][ T32] r7:ddde2d80 r6:83018200 r5:851a3f8c r4:84d86180 [ 883.050739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.050792][ T32] r10:61c88647 r9:85170000 r8:84d861ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.050816][ T32] r4:84d86180 [ 883.050836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.050887][ T32] r10:00000000 r9:84d86180 r8:80287e08 r7:eabd1e60 r6:84d86280 r5:85170000 [ 883.050910][ T32] r4:00000001 [ 883.050945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.050991][ T32] Exception stack(0xeac3dfb0 to 0xeac3dff8) [ 883.051025][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.051057][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.051086][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.051118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.051150][ T32] r4:84f97f00 [ 883.051518][ T32] INFO: task kworker/1:301:4270 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 883.051587][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.051664][ T32] Workqueue: events bpf_prog_free_deferred [ 883.051719][ T32] Call trace: [ 883.051752][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 883.051809][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 883.051833][ T32] r4:00000000 [ 883.051853][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.051896][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 883.051982][ T32] 1d20: d6072000 eca77000 00000001 80239b98 7f035000 00000001 [ 883.052074][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 883.052106][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.052132][ T32] r5:800f0013 r4:80239bb0 [ 883.052162][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.052207][ T32] r4:82ac21e4 [ 883.052228][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.052277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 883.052303][ T32] r4:dffe1dc0 [ 883.052346][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.052397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 883.052425][ T32] r4:00000000 [ 883.052447][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.052498][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 883.052579][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.052629][ T32] r5:00001000 r4:dfeb3000 [ 883.052651][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.052743][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.052795][ T32] r5:84e5378c r4:84e53400 [ 883.052816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.052867][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 883.052890][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.052941][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.053021][ T32] r4:84e0be80 [ 883.053075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.053169][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 883.053229][ T32] r4:00000001 [ 883.053253][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.053292][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 883.053322][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.053384][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.053414][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.053445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.053469][ T32] r4:84d87ac0 [ 883.053492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.053538][ T32] INFO: task kworker/0:276:4272 blocked for more than 460 seconds. [ 883.053578][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.053605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.053628][ T32] task:kworker/0:276 state:D stack:0 pid:4272 tgid:4272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.053715][ T32] Workqueue: events bpf_prog_free_deferred [ 883.053763][ T32] Call trace: [ 883.053815][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 883.053869][ T32] r10:8291a684 r9:eac49d84 r8:00000002 r7:60000113 r6:eac49d8c r5:85171800 [ 883.053893][ T32] r4:85171800 [ 883.053914][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 883.053963][ T32] r5:85171800 r4:8291a680 [ 883.054018][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.054065][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 883.054112][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac49e08 [ 883.054161][ T32] r4:00000000 [ 883.054189][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 883.054233][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.054272][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.054354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e09280 [ 883.054393][ T32] r4:00000000 [ 883.054417][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.054468][ T32] r9:83018005 r8:85171800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 883.054491][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.054538][ T32] r5:00001000 r4:eaaff000 [ 883.054559][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.054605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.054652][ T32] r5:85148f8c r4:85148c00 [ 883.054703][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.054759][ T32] r7:dddced80 r6:83018000 r5:85148f8c r4:84f99f80 [ 883.054811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.054871][ T32] r10:61c88647 r9:85171800 r8:84f99fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.054900][ T32] r4:84f99f80 [ 883.054922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.054973][ T32] r10:00000000 r9:84f99f80 r8:80287e08 r7:eac39e60 r6:84d86300 r5:85171800 [ 883.055029][ T32] r4:00000001 [ 883.055053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.055093][ T32] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 883.055126][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.055197][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.055230][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.055287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.055314][ T32] r4:84e09080 [ 883.055518][ T32] INFO: task kworker/0:276:4272 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 883.055552][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.055679][ T32] Workqueue: events bpf_prog_free_deferred [ 883.055808][ T32] Call trace: [ 883.055873][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 883.055934][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 883.055959][ T32] r4:00000000 [ 883.055979][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.056025][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 883.056100][ T32] 1d20: d6072000 eca77000 00000001 80239b98 7f035000 00000001 [ 883.056168][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 883.056230][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.056277][ T32] r5:800f0013 r4:80239bb0 [ 883.056302][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.056388][ T32] r4:82ac21e4 [ 883.056442][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.056495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 883.056519][ T32] r4:dffe1dc0 [ 883.056539][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.056586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 883.056609][ T32] r4:00000000 [ 883.056630][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.056720][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 883.056749][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.056797][ T32] r5:00001000 r4:dfeb3000 [ 883.056818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.056860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.056964][ T32] r5:84e5378c r4:84e53400 [ 883.056989][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.057042][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 883.057064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.057115][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.057184][ T32] r4:84e0be80 [ 883.057209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.057262][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 883.057288][ T32] r4:00000001 [ 883.057308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.057373][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 883.057403][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.057434][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.057462][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.057523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.057580][ T32] r4:84d87ac0 [ 883.057604][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.057632][ T32] INFO: task kworker/1:302:4275 blocked for more than 460 seconds. [ 883.057663][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.057688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.057731][ T32] task:kworker/1:302 state:D stack:0 pid:4275 tgid:4275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.057814][ T32] Workqueue: events bpf_prog_free_deferred [ 883.057861][ T32] Call trace: [ 883.057927][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 883.058021][ T32] r10:8291a684 r9:eac2dd84 r8:00000002 r7:60000113 r6:eac2dd8c r5:85172400 [ 883.058077][ T32] r4:85172400 [ 883.058102][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 883.058160][ T32] r5:85172400 r4:8291a680 [ 883.058236][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.058284][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 883.058331][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac2de08 [ 883.058354][ T32] r4:00000000 [ 883.058373][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 883.058410][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.058446][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.058492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8b500 [ 883.058515][ T32] r4:00000000 [ 883.058565][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.058658][ T32] r9:83018205 r8:85172400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 883.058685][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.058800][ T32] r5:00001000 r4:eac41000 [ 883.075294][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.075432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.075489][ T32] r5:851a4b8c r4:851a4800 [ 883.075514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.075567][ T32] r7:ddde2d80 r6:83018200 r5:851a4b8c r4:84d86480 [ 883.075618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.075716][ T32] r10:61c88647 r9:85172400 r8:84d864ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.075745][ T32] r4:84d86480 [ 883.075767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.075820][ T32] r10:00000000 r9:84d86480 r8:80287e08 r7:eabd1e60 r6:84d86500 r5:85172400 [ 883.075843][ T32] r4:00000001 [ 883.075904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.075953][ T32] Exception stack(0xeac2dfb0 to 0xeac2dff8) [ 883.075989][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.076050][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.076086][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.076119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.076151][ T32] r4:84f8b0c0 [ 883.076503][ T32] INFO: task kworker/1:302:4275 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 883.076540][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.076612][ T32] Workqueue: events bpf_prog_free_deferred [ 883.076735][ T32] Call trace: [ 883.076802][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 883.076870][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 883.076972][ T32] r4:00000000 [ 883.076997][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.077041][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 883.077073][ T32] 1d20: d6205000 eca77000 00000001 80239b98 7f035000 00000001 [ 883.077138][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 883.077174][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.077200][ T32] r5:800f0013 r4:80239bb0 [ 883.077248][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.077299][ T32] r4:82ac21e4 [ 883.077320][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.077444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 883.077478][ T32] r4:dffe1dc0 [ 883.077532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.077585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 883.077640][ T32] r4:00000000 [ 883.077720][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.077809][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 883.077853][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.077903][ T32] r5:00001000 r4:dfeb3000 [ 883.077942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.077993][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.078068][ T32] r5:84e5378c r4:84e53400 [ 883.078093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.078153][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 883.078176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.078229][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.078301][ T32] r4:84e0be80 [ 883.078354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.078416][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 883.078441][ T32] r4:00000001 [ 883.078530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.078573][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 883.078604][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.078639][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.078670][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.091463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.091584][ T32] r4:84d87ac0 [ 883.091663][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.091758][ T32] INFO: task kworker/1:303:4277 blocked for more than 460 seconds. [ 883.091834][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.091929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.091957][ T32] task:kworker/1:303 state:D stack:0 pid:4277 tgid:4277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.092020][ T32] Workqueue: events bpf_prog_free_deferred [ 883.092113][ T32] Call trace: [ 883.092153][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 883.092275][ T32] r10:8291a684 r9:eac4dd84 r8:00000002 r7:60000013 r6:eac4dd8c r5:85173c00 [ 883.092304][ T32] r4:85173c00 [ 883.092325][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 883.092372][ T32] r5:85173c00 r4:8291a680 [ 883.092424][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.092516][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 883.092593][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac4de08 [ 883.092659][ T32] r4:00000000 [ 883.092683][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 883.092723][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.092765][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.092824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8b1c0 [ 883.092851][ T32] r4:00000000 [ 883.092873][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.092926][ T32] r9:83018205 r8:85173c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 883.092977][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.093028][ T32] r5:00001000 r4:eaad5000 [ 883.093081][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.093159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.093214][ T32] r5:851a478c r4:851a4400 [ 883.093236][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.093319][ T32] r7:ddde2d80 r6:83018200 r5:851a478c r4:84d86380 [ 883.093388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.093471][ T32] r10:61c88647 r9:85173c00 r8:84d863ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.093568][ T32] r4:84d86380 [ 883.093596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.093656][ T32] r10:00000000 r9:84d86380 r8:80287e08 r7:eac2de60 r6:84d86600 r5:85173c00 [ 883.093682][ T32] r4:00000001 [ 883.093702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.093744][ T32] Exception stack(0xeac4dfb0 to 0xeac4dff8) [ 883.093778][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.093829][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.093862][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.093980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.094009][ T32] r4:84f8b180 [ 883.094405][ T32] INFO: task kworker/1:303:4277 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 883.094482][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.094635][ T32] Workqueue: events bpf_prog_free_deferred [ 883.094727][ T32] Call trace: [ 883.094792][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 883.094851][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 883.094876][ T32] r4:00000000 [ 883.094897][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.094941][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 883.095004][ T32] 1d20: d67b0000 eca77000 00000001 80239b98 7f035000 00000001 [ 883.095041][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 883.095099][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.095130][ T32] r5:800f0013 r4:80239bb0 [ 883.095237][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.095288][ T32] r4:82ac21e4 [ 883.095325][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.095377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 883.095401][ T32] r4:dffe1dc0 [ 883.095488][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.095540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 883.095565][ T32] r4:00000000 [ 883.095590][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.095642][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 883.095665][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.095711][ T32] r5:00001000 r4:dfeb3000 [ 883.095772][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.095848][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.095899][ T32] r5:84e5378c r4:84e53400 [ 883.095921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.095973][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 883.095997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.096049][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.096072][ T32] r4:84e0be80 [ 883.096092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.096148][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 883.096173][ T32] r4:00000001 [ 883.096234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.096278][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 883.096308][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.096368][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.096402][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.096435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.096459][ T32] r4:84d87ac0 [ 883.096480][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.096507][ T32] INFO: task kworker/1:304:4280 blocked for more than 460 seconds. [ 883.096543][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.096571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.096593][ T32] task:kworker/1:304 state:D stack:0 pid:4280 tgid:4280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.096647][ T32] Workqueue: events bpf_prog_free_deferred [ 883.096689][ T32] Call trace: [ 883.096763][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 883.096822][ T32] r10:8291a684 r9:eac51d84 r8:00000002 r7:60000113 r6:eac51d8c r5:85173000 [ 883.096847][ T32] r4:85173000 [ 883.096869][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 883.096915][ T32] r5:85173000 r4:8291a680 [ 883.096940][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.097027][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 883.097140][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac51e08 [ 883.097200][ T32] r4:00000000 [ 883.097272][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 883.097316][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.097437][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.097516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8b9c0 [ 883.097547][ T32] r4:00000000 [ 883.097571][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.097624][ T32] r9:83018205 r8:85173000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 883.097649][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.097719][ T32] r5:00001000 r4:eac6f000 [ 883.097781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.097829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.097905][ T32] r5:851a578c r4:851a5400 [ 883.097958][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.098013][ T32] r7:ddde2d80 r6:83018200 r5:851a578c r4:84d86400 [ 883.098036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.098087][ T32] r10:61c88647 r9:85173000 r8:84d8642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.098112][ T32] r4:84d86400 [ 883.098185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.098318][ T32] r10:00000000 r9:84d86400 r8:80287e08 r7:eac2de60 r6:84d86700 r5:85173000 [ 883.098346][ T32] r4:00000001 [ 883.098445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.098519][ T32] Exception stack(0xeac51fb0 to 0xeac51ff8) [ 883.098556][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.098590][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.098619][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.098652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.098760][ T32] r4:84f8b4c0 [ 883.119721][ T32] INFO: task kworker/1:304:4280 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 883.119787][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.119960][ T32] Workqueue: events bpf_prog_free_deferred [ 883.120062][ T32] Call trace: [ 883.120096][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 883.120173][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 883.120201][ T32] r4:00000000 [ 883.120222][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.120267][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 883.120302][ T32] 1d20: d6c73000 eca77000 00000001 80239b98 7f035000 00000001 [ 883.120334][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 883.120376][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.120436][ T32] r5:800f0013 r4:80239bb0 [ 883.120519][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.120571][ T32] r4:82ac21e4 [ 883.120593][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.120640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 883.120678][ T32] r4:dffe1dc0 [ 883.120703][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.120751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 883.120835][ T32] r4:00000000 [ 883.120888][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.121003][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 883.121054][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.121164][ T32] r5:00001000 r4:dfeb3000 [ 883.121231][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.121281][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.121349][ T32] r5:84e5378c r4:84e53400 [ 883.121413][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.121471][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 883.121495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.121576][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.121633][ T32] r4:84e0be80 [ 883.121686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.121743][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 883.121768][ T32] r4:00000001 [ 883.121832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.121876][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 883.121934][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.121969][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.121998][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.122029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.122093][ T32] r4:84d87ac0 [ 883.122162][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.122227][ T32] INFO: task kworker/1:305:4281 blocked for more than 460 seconds. [ 883.122266][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.122293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.122315][ T32] task:kworker/1:305 state:D stack:0 pid:4281 tgid:4281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.122481][ T32] Workqueue: events bpf_prog_free_deferred [ 883.122529][ T32] Call trace: [ 883.122624][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 883.122681][ T32] r10:8291a684 r9:eac59d84 r8:00000002 r7:60000113 r6:eac59d8c r5:85175400 [ 883.122705][ T32] r4:85175400 [ 883.122777][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 883.122828][ T32] r5:85175400 r4:8291a680 [ 883.122904][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.122952][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 883.123000][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac59e08 [ 883.123023][ T32] r4:00000000 [ 883.123067][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 883.123110][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.123155][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.123205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8b740 [ 883.123230][ T32] r4:00000000 [ 883.123281][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.123366][ T32] r9:83018205 r8:85175400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 883.123392][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.123441][ T32] r5:00001000 r4:eac5b000 [ 883.123464][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.123507][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.123553][ T32] r5:851a4f8c r4:851a4c00 [ 883.123573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.123642][ T32] r7:ddde2d80 r6:83018200 r5:851a4f8c r4:84d86580 [ 883.123672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.123725][ T32] r10:61c88647 r9:85175400 r8:84d865ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.123748][ T32] r4:84d86580 [ 883.123768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.123817][ T32] r10:00000000 r9:84d86580 r8:80287e08 r7:eac51e60 r6:84d86680 r5:85175400 [ 883.123867][ T32] r4:00000001 [ 883.123941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.124012][ T32] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 883.124076][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.124110][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.124151][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.124183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.124253][ T32] r4:84f8b4c0 [ 883.124489][ T32] INFO: task kworker/1:305:4281 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 883.124526][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.124650][ T32] Workqueue: events bpf_prog_free_deferred [ 883.124695][ T32] Call trace: [ 883.124759][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 883.124845][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 883.124874][ T32] r4:00000000 [ 883.124895][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.124938][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 883.124971][ T32] 1d20: d6c73000 eca77000 00000001 80239b98 7f035000 00000001 [ 883.125052][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 883.125084][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.125122][ T32] r5:800f0013 r4:80239bb0 [ 883.125154][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.125230][ T32] r4:82ac21e4 [ 883.125255][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.125303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 883.125326][ T32] r4:dffe1dc0 [ 883.125367][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.125416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 883.125440][ T32] r4:00000000 [ 883.125461][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.125510][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 883.125531][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.125576][ T32] r5:00001000 r4:dfeb3000 [ 883.125597][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.125638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.125683][ T32] r5:84e5378c r4:84e53400 [ 883.125720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.125776][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 883.125872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.125928][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.125954][ T32] r4:84e0be80 [ 883.126004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.126060][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 883.126137][ T32] r4:00000001 [ 883.126189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.126255][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 883.126287][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.126349][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.126382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.126415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.126438][ T32] r4:84d87ac0 [ 883.126459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.126485][ T32] INFO: task kworker/1:306:4284 blocked for more than 460 seconds. [ 883.126546][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.126604][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.126629][ T32] task:kworker/1:306 state:D stack:0 pid:4284 tgid:4284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.126766][ T32] Workqueue: events bpf_prog_free_deferred [ 883.126814][ T32] Call trace: [ 883.126952][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 883.127008][ T32] r10:8291a684 r9:eac31d84 r8:00000002 r7:60000013 r6:eac31d8c r5:85176000 [ 883.127047][ T32] r4:85176000 [ 883.127071][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 883.127118][ T32] r5:85176000 r4:8291a680 [ 883.127145][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.127214][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 883.127266][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac31e08 [ 883.127290][ T32] r4:00000000 [ 883.127309][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 883.127346][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.127382][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.127427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8b7c0 [ 883.127450][ T32] r4:00000000 [ 883.127474][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.127527][ T32] r9:83018205 r8:85176000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 883.127552][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.127598][ T32] r5:00001000 r4:eac61000 [ 883.127619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.127689][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.127744][ T32] r5:851a538c r4:851a5000 [ 883.127767][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.127818][ T32] r7:ddde2d80 r6:83018200 r5:851a538c r4:84d86780 [ 883.127865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.127920][ T32] r10:61c88647 r9:85176000 r8:84d867ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.127944][ T32] r4:84d86780 [ 883.127964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.128051][ T32] r10:00000000 r9:84d86780 r8:80287e08 r7:eac51e60 r6:84d86880 r5:85176000 [ 883.128127][ T32] r4:00000001 [ 883.128164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.128227][ T32] Exception stack(0xeac31fb0 to 0xeac31ff8) [ 883.128260][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.128291][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.128349][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.128387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.128443][ T32] r4:84f8b800 [ 883.128628][ T32] INFO: task kworker/1:306:4284 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 883.128662][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.128741][ T32] Workqueue: events bpf_prog_free_deferred [ 883.159404][ T32] Call trace: [ 883.159457][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 883.159548][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 883.159575][ T32] r4:00000000 [ 883.159597][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.159643][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 883.159708][ T32] 1d20: d7a51000 eca77000 00000001 80239b98 7f035000 00000001 [ 883.159746][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 883.159774][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.159800][ T32] r5:800f0013 r4:80239bb0 [ 883.159822][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.159870][ T32] r4:82ac21e4 [ 883.159891][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.159940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 883.159963][ T32] r4:dffe1dc0 [ 883.159984][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.160032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 883.160056][ T32] r4:00000000 [ 883.160076][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.160127][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 883.160159][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.160247][ T32] r5:00001000 r4:dfeb3000 [ 883.160274][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.160320][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.160388][ T32] r5:84e5378c r4:84e53400 [ 883.160415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.160469][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 883.160518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.160600][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.160628][ T32] r4:84e0be80 [ 883.160649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.160702][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 883.160725][ T32] r4:00000001 [ 883.160773][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.160844][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 883.160877][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.160938][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.160970][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.161003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.161026][ T32] r4:84d87ac0 [ 883.161050][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.161173][ T32] INFO: task kworker/0:277:4286 blocked for more than 460 seconds. [ 883.161216][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.161245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.161268][ T32] task:kworker/0:277 state:D stack:0 pid:4286 tgid:4286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.161324][ T32] Workqueue: events bpf_prog_free_deferred [ 883.161424][ T32] Call trace: [ 883.161458][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 883.161512][ T32] r10:8291a684 r9:eac81d84 r8:00000002 r7:60000113 r6:eac81d8c r5:8516b000 [ 883.161545][ T32] r4:8516b000 [ 883.161590][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 883.161674][ T32] r5:8516b000 r4:8291a680 [ 883.161713][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.161762][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 883.161810][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac81e08 [ 883.161833][ T32] r4:00000000 [ 883.161883][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 883.161927][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.161994][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.162045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:843e4100 [ 883.162071][ T32] r4:00000000 [ 883.162119][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.162181][ T32] r9:83018005 r8:8516b000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 883.162205][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.162259][ T32] r5:00001000 r4:e050b000 [ 883.162346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.162401][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.162449][ T32] r5:8514978c r4:85149400 [ 883.162470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.162522][ T32] r7:dddced80 r6:83018000 r5:8514978c r4:84e07f00 [ 883.162543][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.162595][ T32] r10:61c88647 r9:8516b000 r8:84e07f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.162620][ T32] r4:84e07f00 [ 883.162640][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.162715][ T32] r10:00000000 r9:84e07f00 r8:80287e08 r7:eac39e60 r6:84e07e80 r5:8516b000 [ 883.162743][ T32] r4:00000001 [ 883.162764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.162804][ T32] Exception stack(0xeac81fb0 to 0xeac81ff8) [ 883.162833][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.162884][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.162917][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.162949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.162973][ T32] r4:84e095c0 [ 883.163349][ T32] INFO: task kworker/0:277:4286 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 883.163384][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.163489][ T32] Workqueue: events bpf_prog_free_deferred [ 883.163583][ T32] Call trace: [ 883.163646][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 883.163734][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 883.163784][ T32] r4:00000000 [ 883.163808][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.163881][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 883.163916][ T32] 1d20: d7a51000 eca77000 00000001 80239b98 7f035000 00000001 [ 883.163977][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 883.164038][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.164113][ T32] r5:800f0013 r4:80239bb0 [ 883.164148][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.164212][ T32] r4:82ac21e4 [ 883.164237][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.164367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 883.164395][ T32] r4:dffe1dc0 [ 883.164417][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.164464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 883.164488][ T32] r4:00000000 [ 883.164508][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.164585][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 883.164612][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.164694][ T32] r5:00001000 r4:dfeb3000 [ 883.164788][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.164864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.164917][ T32] r5:84e5378c r4:84e53400 [ 883.164977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.165080][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 883.165108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.165197][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.165224][ T32] r4:84e0be80 [ 883.165245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.165426][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 883.165506][ T32] r4:00000001 [ 883.165564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.165608][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 883.165642][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.165675][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.165718][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.165753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.165777][ T32] r4:84d87ac0 [ 883.165798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.165827][ T32] INFO: task kworker/1:307:4288 blocked for more than 460 seconds. [ 883.165860][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.165886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.165921][ T32] task:kworker/1:307 state:D stack:0 pid:4288 tgid:4288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.166044][ T32] Workqueue: events bpf_prog_free_deferred [ 883.166095][ T32] Call trace: [ 883.166126][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 883.166190][ T32] r10:8291a684 r9:eac89d84 r8:00000002 r7:60000113 r6:eac89d8c r5:85168c00 [ 883.166225][ T32] r4:85168c00 [ 883.166250][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 883.166297][ T32] r5:85168c00 r4:8291a680 [ 883.166317][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.166360][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 883.166406][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac89e08 [ 883.166430][ T32] r4:00000000 [ 883.166449][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 883.166497][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.166538][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.166612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8bb00 [ 883.166675][ T32] r4:00000000 [ 883.166699][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.166750][ T32] r9:83018205 r8:85168c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 883.166774][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.166847][ T32] r5:00001000 r4:eac75000 [ 883.166872][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.166915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.166962][ T32] r5:851a5b8c r4:851a5800 [ 883.166982][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.167031][ T32] r7:ddde2d80 r6:83018200 r5:851a5b8c r4:84d86900 [ 883.167052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.167102][ T32] r10:61c88647 r9:85168c00 r8:84d8692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.167161][ T32] r4:84d86900 [ 883.167188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.167261][ T32] r10:00000000 r9:84d86900 r8:80287e08 r7:eac51e60 r6:84e07f80 r5:85168c00 [ 883.167308][ T32] r4:00000001 [ 883.167350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.167406][ T32] Exception stack(0xeac89fb0 to 0xeac89ff8) [ 883.167438][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.167470][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.167527][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.167580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.167606][ T32] r4:84f8b980 [ 883.167808][ T32] INFO: task kworker/1:307:4288 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 883.167864][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.167932][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 883.168114][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 883.168465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 9 printk messages dropped ** [ 883.191373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 883.191884][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 4 printk messages dropped ** [ 883.192062][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 883.192338][ T32] Workqueue: events bpf_prog_free_deferred [ 883.192419][ T32] Call trace: [ 883.192453][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 883.192516][ T32] r10:8291a684 r9:eac99d84 r8:00000002 r7:60000013 r6:eac99d8c r5:8516c800 [ 883.192542][ T32] r4:8516c800 [ 883.192563][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 883.192641][ T32] r5:8516c800 r4:8291a680 [ 883.192694][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.192768][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 883.192820][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac99e08 [ 883.192845][ T32] r4:00000000 [ 883.192865][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 883.192902][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.192941][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.192987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8bf00 [ 883.193012][ T32] r4:00000000 [ 883.193060][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.193116][ T32] r9:83018205 r8:8516c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 883.193149][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.193195][ T32] r5:00001000 r4:eacaf000 [ 883.193216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.193280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.193368][ T32] r5:851a678c r4:851a6400 [ 883.193394][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.193470][ T32] r7:ddde2d80 r6:83018200 r5:851a678c r4:84d86980 [ 883.193496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.193548][ T32] r10:61c88647 r9:8516c800 r8:84d869ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.193572][ T32] r4:84d86980 [ 883.193608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.193723][ T32] r10:00000000 r9:84d86980 r8:80287e08 r7:eac89e60 r6:84f99d80 r5:8516c800 [ 883.193753][ T32] r4:00000001 [ 883.193775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.193844][ T32] Exception stack(0xeac99fb0 to 0xeac99ff8) [ 883.193878][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.193939][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.193972][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.194004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.194029][ T32] r4:84f8ba40 [ 883.194389][ T32] INFO: task kworker/1:308:4290 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 883.194424][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.194484][ T32] Workqueue: events bpf_prog_free_deferred [ 883.194528][ T32] Call trace: [ 883.194608][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 883.194669][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 883.194694][ T32] r4:00000000 [ 883.194714][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.194772][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 883.194808][ T32] 1d20: d8217000 eca77000 00000001 80239b98 7f035000 00000001 [ 883.194860][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 883.194891][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.194918][ T32] r5:800f0013 r4:80239bb0 [ 883.194939][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.194984][ T32] r4:82ac21e4 [ 883.195005][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.195053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 883.195077][ T32] r4:dffe1dc0 [ 883.195097][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.195147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 883.195172][ T32] r4:00000000 [ 883.195192][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.195241][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 883.195300][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.195395][ T32] r5:00001000 r4:dfeb3000 [ 883.195421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.195494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.195545][ T32] r5:84e5378c r4:84e53400 [ 883.195566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.195617][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 883.195643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 883.195937][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 883.196284][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 883.196515][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 883.196961][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 883.197501][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 883.197614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 883.197919][ T32] r10:00000000 r9:84d86a80 r8:80287e08 r7:eac99e60 r6:84f99e00 r5:8516d400 ** 9 printk messages dropped ** [ 883.198467][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 883.222694][ T32] 1d20: d8763000 eca77000 00000001 80239b98 7f035000 00000001 [ 883.222727][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 883.222754][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.222779][ T32] r5:800f0013 r4:80239bb0 [ 883.222799][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.222875][ T32] r4:82ac21e4 [ 883.222929][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.222982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 883.223006][ T32] r4:dffe1dc0 [ 883.223027][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.223073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 883.223130][ T32] r4:00000000 [ 883.223162][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.223219][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 883.223244][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.223294][ T32] r5:00001000 r4:dfeb3000 [ 883.223314][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.223360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.223450][ T32] r5:84e5378c r4:84e53400 [ 883.223536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.223596][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 883.223649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.223705][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.223733][ T32] r4:84e0be80 [ 883.223755][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.223807][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 883.223832][ T32] r4:00000001 [ 883.223852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.223890][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 883.223919][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.223982][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.224015][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.224047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.224070][ T32] r4:84d87ac0 [ 883.224097][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.224131][ T32] INFO: task kworker/1:310:4293 blocked for more than 460 seconds. [ 883.224175][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.224205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.224230][ T32] task:kworker/1:310 state:D stack:0 pid:4293 tgid:4293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.224340][ T32] Workqueue: events bpf_prog_free_deferred [ 883.224387][ T32] Call trace: [ 883.224504][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 883.224562][ T32] r10:8291a684 r9:eaca9d84 r8:00000002 r7:60000113 r6:eaca9d8c r5:8516ec00 [ 883.224586][ T32] r4:8516ec00 [ 883.224607][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 883.224673][ T32] r5:8516ec00 r4:8291a680 [ 883.224697][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.224784][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 883.224872][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca9e08 [ 883.224901][ T32] r4:00000000 [ 883.224922][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 883.224960][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.225036][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.225088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f8be00 [ 883.225148][ T32] r4:00000000 [ 883.225202][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.225256][ T32] r9:83018205 r8:8516ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 883.225279][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.225356][ T32] r5:00001000 r4:eac91000 [ 883.225389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.225435][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.225502][ T32] r5:851a638c r4:851a6000 [ 883.225526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.225577][ T32] r7:ddde2d80 r6:83018200 r5:851a638c r4:84d86a00 [ 883.225633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.225689][ T32] r10:61c88647 r9:8516ec00 r8:84d86a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.225713][ T32] r4:84d86a00 [ 883.225732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.225782][ T32] r10:00000000 r9:84d86a00 r8:80287e08 r7:eac99e60 r6:84572000 r5:8516ec00 [ 883.225805][ T32] r4:00000001 [ 883.225826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.225864][ T32] Exception stack(0xeaca9fb0 to 0xeaca9ff8) ** 3 printk messages dropped ** [ 883.225984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 883.226728][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 7 printk messages dropped ** [ 883.227039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 9 printk messages dropped ** [ 883.227479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 883.227830][ T32] r4:00000001 ** 4 printk messages dropped ** [ 883.228060][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 883.228398][ T32] task:kworker/1:311 state:D stack:0 pid:4294 tgid:4294 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 883.239764][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacade08 ** 8 printk messages dropped ** [ 883.240177][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 883.240423][ T32] r7:ddde2d80 r6:83018200 r5:851a6b8c r4:84d86b80 [ 883.240464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.240543][ T32] r10:61c88647 r9:8516bc00 r8:84d86bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.240591][ T32] r4:84d86b80 [ 883.240617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.240670][ T32] r10:00000000 r9:84d86b80 r8:80287e08 r7:eac99e60 r6:84572080 r5:8516bc00 [ 883.240694][ T32] r4:00000001 [ 883.240753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.240838][ T32] Exception stack(0xeacadfb0 to 0xeacadff8) [ 883.240903][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.240939][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.240969][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.241000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.241025][ T32] r4:84f8bdc0 [ 883.241524][ T32] INFO: task kworker/1:311:4294 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 883.241575][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.241709][ T32] Workqueue: events bpf_prog_free_deferred [ 883.241766][ T32] Call trace: [ 883.241874][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 883.241936][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 883.241962][ T32] r4:00000000 [ 883.241983][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.242025][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 883.242057][ T32] 1d20: d89e0000 eca77000 00000001 80239b98 7f035000 00000001 [ 883.242088][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 883.242116][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.242155][ T32] r5:800f0013 r4:80239bb0 [ 883.242178][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.242237][ T32] r4:82ac21e4 [ 883.242263][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.242311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 883.242374][ T32] r4:dffe1dc0 [ 883.242400][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.242448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 883.242492][ T32] r4:00000000 [ 883.242516][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.242596][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 883.242622][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.242670][ T32] r5:00001000 r4:dfeb3000 [ 883.242691][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.242733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.242779][ T32] r5:84e5378c r4:84e53400 ** 1 printk messages dropped ** [ 883.242850][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 5 printk messages dropped ** [ 883.243155][ T32] r4:00000001 ** 4 printk messages dropped ** [ 883.243340][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 883.243683][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 883.244085][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 883.244413][ T32] r4:00000000 ** 3 printk messages dropped ** [ 883.244634][ T32] r5:00001000 r4:dfd45000 ** 1 printk messages dropped ** [ 883.244697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.244743][ T32] r5:851a738c r4:851a7000 [ 883.244764][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.244812][ T32] r7:ddde2d80 r6:83018200 r5:851a738c r4:84d86800 [ 883.244837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.244893][ T32] r10:61c88647 r9:8516a400 r8:84d8682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.244919][ T32] r4:84d86800 [ 883.244939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.244989][ T32] r10:00000000 r9:84d86800 r8:80287e08 r7:eacade60 r6:84572100 r5:8516a400 [ 883.245032][ T32] r4:00000001 [ 883.245055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.245140][ T32] Exception stack(0xeac6dfb0 to 0xeac6dff8) [ 883.245174][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.245207][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.245260][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.245324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.245401][ T32] r4:84f8bfc0 [ 883.245597][ T32] INFO: task kworker/1:312:4298 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 883.245631][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.245724][ T32] Workqueue: events bpf_prog_free_deferred [ 883.245829][ T32] Call trace: [ 883.245895][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 883.245964][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 883.246038][ T32] r4:00000000 [ 883.246076][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.246122][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 883.246191][ T32] 1d20: d89e0000 eca77000 00000001 80239b98 7f035000 00000001 [ 883.246229][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 883.246257][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.246282][ T32] r5:800f0013 r4:80239bb0 [ 883.246303][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.246348][ T32] r4:82ac21e4 [ 883.246401][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.246452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 883.246505][ T32] r4:dffe1dc0 [ 883.246530][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.246579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 4 printk messages dropped ** [ 883.246835][ T32] r5:00001000 r4:dfeb3000 ** 6 printk messages dropped ** [ 883.247177][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 883.247424][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 4 printk messages dropped ** [ 883.247591][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 883.247828][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 883.248083][ T32] r5:8516e000 r4:8291a680 ** 3 printk messages dropped ** [ 883.248310][ T32] r4:00000000 ** 3 printk messages dropped ** [ 883.248465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502f640 ** 6 printk messages dropped ** [ 883.273555][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 883.273708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 883.274237][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 883.275049][ T32] Call trace: ** 6 printk messages dropped ** [ 883.275328][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 10 printk messages dropped ** [ 883.275683][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 883.276253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 883.276542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 883.276795][ T32] Workqueue: events bpf_prog_free_deferred [ 883.276837][ T32] Call trace: [ 883.276868][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 883.276921][ T32] r10:8291a684 r9:eacb9d84 r8:00000002 r7:60000113 r6:eacb9d8c r5:851d6000 [ 883.276944][ T32] r4:851d6000 [ 883.276964][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 883.277010][ T32] r5:851d6000 r4:8291a680 [ 883.277059][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.277108][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 883.277163][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb9e08 [ 883.277187][ T32] r4:00000000 [ 883.277207][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 883.277246][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.277284][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.277352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84585140 [ 883.277379][ T32] r4:00000000 [ 883.277400][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.277449][ T32] r9:83018205 r8:851d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 883.277472][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.277544][ T32] r5:00001000 r4:e0005000 [ 883.277570][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.277613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.277660][ T32] r5:851a778c r4:851a7400 [ 883.277680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.277745][ T32] r7:ddde2d80 r6:83018200 r5:851a778c r4:84d86d00 [ 883.277803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.277860][ T32] r10:61c88647 r9:851d6000 r8:84d86d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.277884][ T32] r4:84d86d00 [ 883.277904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.277953][ T32] r10:00000000 r9:84d86d00 r8:80287e08 r7:eac6de60 r6:84572180 r5:851d6000 [ 883.277975][ T32] r4:00000001 [ 883.277995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.278033][ T32] Exception stack(0xeacb9fb0 to 0xeacb9ff8) [ 883.278062][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.278121][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.278194][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.278232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.278260][ T32] r4:84585240 [ 883.278451][ T32] INFO: task kworker/1:314:4303 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 883.278485][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.278612][ T32] Workqueue: events bpf_prog_free_deferred [ 883.295913][ T32] Call trace: [ 883.296007][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 883.296094][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 883.296121][ T32] r4:00000000 [ 883.296150][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.296209][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 883.296311][ T32] 1d20: d9658000 eca77000 00000001 80239b98 7f035000 00000001 [ 883.296355][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 883.296385][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.296415][ T32] r5:800f0013 r4:80239bb0 [ 883.296436][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.296484][ T32] r4:82ac21e4 [ 883.296505][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.296590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 883.296619][ T32] r4:dffe1dc0 [ 883.296640][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.296688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 7 printk messages dropped ** [ 883.297061][ T32] r5:84e5378c r4:84e53400 ** 6 printk messages dropped ** [ 883.297405][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 883.297681][ T32] r4:84d87ac0 ** 3 printk messages dropped ** [ 883.297969][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 883.298512][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 883.310081][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 883.310610][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 883.311394][ T32] r10:00000000 r9:84d86d80 r8:80287e08 r7:eacb9e60 r6:84572200 r5:85169800 ** 7 printk messages dropped ** [ 883.312027][ T32] r4:84585380 ** 3 printk messages dropped ** [ 883.313232][ T32] Call trace: ** 6 printk messages dropped ** [ 883.314461][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 8 printk messages dropped ** [ 883.315279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 13 printk messages dropped ** [ 883.316527][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 883.317664][ T32] INFO: task kworker/1:316:4306 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 883.318491][ T32] r4:851d8c00 ** 4 printk messages dropped ** [ 883.352796][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc5e08 ** 9 printk messages dropped ** [ 883.353796][ T32] r5:00001000 r4:e004f000 ** 1 printk messages dropped ** [ 883.353949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 883.354605][ T32] r10:00000000 r9:84d86b00 r8:80287e08 r7:eacbde60 r6:84572300 r5:851d8c00 ** 6 printk messages dropped ** [ 883.355199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.355265][ T32] r4:84585380 [ 883.355942][ T32] INFO: task kworker/1:316:4306 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 883.356083][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.356388][ T32] Workqueue: events bpf_prog_free_deferred [ 883.356503][ T32] Call trace: [ 883.356636][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 883.356761][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 883.356819][ T32] r4:00000000 [ 883.356869][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.356962][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 883.357033][ T32] 1d20: d9b00000 eca77000 00000001 80239b98 7f035000 00000001 [ 883.357195][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 883.357271][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.357358][ T32] r5:800f0013 r4:80239bb0 [ 883.357429][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.357521][ T32] r4:82ac21e4 [ 883.357574][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.358135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 883.358479][ T32] r4:dffe1dc0 [ 883.358540][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.358646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 883.358827][ T32] r4:00000000 [ 883.381994][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.382233][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 883.382309][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.382430][ T32] r5:00001000 r4:dfeb3000 [ 883.382482][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.382614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.382725][ T32] r5:84e5378c r4:84e53400 [ 883.382833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.382986][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 883.383081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.383270][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.383362][ T32] r4:84e0be80 [ 883.383426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.383576][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 883.383638][ T32] r4:00000001 [ 883.383749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.383846][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 883.383921][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.383994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.384061][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.384186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.384251][ T32] r4:84d87ac0 [ 883.384308][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.384427][ T32] INFO: task kworker/1:317:4307 blocked for more than 460 seconds. [ 883.384512][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.384571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.384646][ T32] task:kworker/1:317 state:D stack:0 pid:4307 tgid:4307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.384792][ T32] Workqueue: events bpf_prog_free_deferred [ 883.384892][ T32] Call trace: [ 883.384985][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 883.385113][ T32] r10:8291a684 r9:eacc9d84 r8:00000002 r7:60000113 r6:eacc9d8c r5:851d9800 [ 883.385171][ T32] r4:851d9800 [ 883.385224][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 883.385484][ T32] r5:851d9800 r4:8291a680 [ 883.385547][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.386566][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 883.386688][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc9e08 [ 883.387135][ T32] r4:00000000 [ 883.387558][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 883.387653][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.388174][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.388287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84585440 [ 883.388643][ T32] r4:00000000 [ 883.388709][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.410853][ T32] r9:83018205 r8:851d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 883.411059][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.411231][ T32] r5:00001000 r4:e046d000 [ 883.411392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.411505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.411608][ T32] r5:851a7f8c r4:851a7c00 [ 883.412194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.412487][ T32] r7:ddde2d80 r6:83018200 r5:851a7f8c r4:84d86e80 [ 883.413135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.413267][ T32] r10:61c88647 r9:851d9800 r8:84d86eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.413564][ T32] r4:84d86e80 [ 883.413639][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.413787][ T32] r10:00000000 r9:84d86e80 r8:80287e08 r7:eacbde60 r6:84572380 r5:851d9800 [ 883.413848][ T32] r4:00000001 [ 883.413898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.413992][ T32] Exception stack(0xeacc9fb0 to 0xeacc9ff8) [ 883.414120][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.414211][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.414282][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.414359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.414427][ T32] r4:845851c0 [ 883.415233][ T32] INFO: task kworker/1:317:4307 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 883.415348][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.416029][ T32] Workqueue: events bpf_prog_free_deferred [ 883.416408][ T32] Call trace: [ 883.417190][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 883.417457][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 883.417529][ T32] r4:00000000 [ 883.418071][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.418186][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 883.418259][ T32] 1d20: da195000 eca77000 00000001 80239b98 7f035000 00000001 [ 883.418383][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 883.418457][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.418806][ T32] r5:800f0013 r4:80239bb0 [ 883.440219][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.440434][ T32] r4:82ac21e4 [ 883.440598][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 5 printk messages dropped ** [ 883.441082][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 883.442726][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 883.446140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 883.448573][ T32] r10:8291a684 r9:eacd1d84 r8:00000002 r7:60000013 r6:eacd1d8c r5:851db000 ** 8 printk messages dropped ** [ 883.480120][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 883.481071][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.481212][ T32] r5:851ac78c r4:851ac400 ** 1 printk messages dropped ** [ 883.481426][ T32] r7:ddde2d80 r6:83018200 r5:851ac78c r4:84d86f00 ** 2 printk messages dropped ** [ 883.481636][ T32] r4:84d86f00 ** 6 printk messages dropped ** [ 883.482369][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 883.483450][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 883.483861][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 883.484634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 7 printk messages dropped ** [ 883.485594][ T32] r5:00001000 r4:dfeb3000 ** 7 printk messages dropped ** [ 883.486364][ T32] r4:84e0be80 ** 4 printk messages dropped ** [ 883.486718][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 4 printk messages dropped ** [ 883.487125][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 883.487661][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 883.488351][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 883.521209][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 883.521644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 883.522540][ T32] r4:00000001 ** 5 printk messages dropped ** [ 883.523325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 883.525028][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 883.527954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 6 printk messages dropped ** [ 883.580491][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.580609][ T32] r5:00001000 r4:dfeb3000 [ 883.580663][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.580761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.580892][ T32] r5:84e5378c r4:84e53400 [ 883.580985][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.581139][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 883.581356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.581487][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.581546][ T32] r4:84e0be80 [ 883.581822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.581959][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 883.582310][ T32] r4:00000001 [ 883.583683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.583910][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 883.583996][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.584308][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.584485][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.584572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.584627][ T32] r4:84d87ac0 [ 883.584686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.584792][ T32] INFO: task kworker/1:320:4315 blocked for more than 460 seconds. [ 883.585147][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.585223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.585280][ T32] task:kworker/1:320 state:D stack:0 pid:4315 tgid:4315 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.585464][ T32] Workqueue: events bpf_prog_free_deferred [ 883.586248][ T32] Call trace: [ 883.586338][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 883.586926][ T32] r10:8291a684 r9:eaca5d84 r8:00000002 r7:60000113 r6:eaca5d8c r5:851d8000 [ 883.587001][ T32] r4:851d8000 [ 883.587598][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 883.588825][ T32] r5:851d8000 r4:8291a680 [ 883.615915][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.616128][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 883.616286][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca5e08 [ 883.617775][ T32] r4:00000000 [ 883.617854][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 883.617942][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.619001][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.644237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84585d40 [ 883.644569][ T32] r4:00000000 [ 883.644638][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.644792][ T32] r9:83018205 r8:851d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 883.645242][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.646058][ T32] r5:00001000 r4:e0663000 [ 883.646331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.646441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.646590][ T32] r5:851ad38c r4:851ad000 [ 883.646651][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.646764][ T32] r7:ddde2d80 r6:83018200 r5:851ad38c r4:84dedb80 [ 883.646841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.646978][ T32] r10:61c88647 r9:851d8000 r8:84dedbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.647049][ T32] r4:84dedb80 [ 883.647170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.647282][ T32] r10:00000000 r9:84dedb80 r8:80287e08 r7:eacd9e60 r6:84572500 r5:851d8000 [ 883.647329][ T32] r4:00000001 [ 883.647379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.647478][ T32] Exception stack(0xeaca5fb0 to 0xeaca5ff8) [ 883.647549][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 883.647617][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.647679][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.647782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.647845][ T32] r4:84585600 [ 883.648480][ T32] INFO: task kworker/1:320:4315 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 883.648569][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.669783][ T32] Workqueue: events bpf_prog_free_deferred [ 883.670042][ T32] Call trace: [ 883.670152][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 883.670299][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 883.670357][ T32] r4:00000000 [ 883.670419][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.670509][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 883.670581][ T32] 1d20: db15c000 eca77000 00000001 80239b98 7f035000 00000001 [ 883.670650][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 883.670714][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.670775][ T32] r5:800f0013 r4:80239bb0 [ 883.670826][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.670924][ T32] r4:82ac21e4 [ 883.670975][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.671075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 4 printk messages dropped ** [ 883.671377][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.671473][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 883.671512][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.671584][ T32] r5:00001000 r4:dfeb3000 [ 883.671619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.671687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.671761][ T32] r5:84e5378c r4:84e53400 [ 883.671795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.671876][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 883.671913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.671995][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.689447][ T32] r4:84e0be80 [ 883.742604][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.742823][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 883.742891][ T32] r4:00000001 [ 883.742944][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.743061][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 883.743144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.743220][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.743321][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.743411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 883.743954][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 883.744793][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 883.745626][ T32] r4:00000000 ** 4 printk messages dropped ** [ 883.745984][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.746075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 883.746763][ T32] r10:61c88647 r9:851dc800 r8:845726ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 883.747540][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 883.748830][ T32] Call trace: ** 4 printk messages dropped ** [ 883.770217][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 883.770717][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 883.771111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 9 printk messages dropped ** [ 883.772209][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 5 printk messages dropped ** [ 883.772862][ T32] r4:00000001 ** 4 printk messages dropped ** [ 883.773576][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 883.775444][ T32] task:kworker/0:279 state:D stack:0 pid:4319 tgid:4319 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.775577][ T32] Workqueue: events bpf_prog_free_deferred [ 883.775676][ T32] Call trace: [ 883.775746][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 883.775858][ T32] r10:8291a684 r9:eac65d84 r8:00000002 r7:60000013 r6:eac65d8c r5:851dd400 [ 883.776004][ T32] r4:851dd400 [ 883.777164][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 883.777288][ T32] r5:851dd400 r4:8291a680 [ 883.777377][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.777482][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 883.778161][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac65e08 [ 883.778248][ T32] r4:00000000 [ 883.778811][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 883.808250][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.808440][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.808558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8458e100 [ 883.808623][ T32] r4:00000000 [ 883.808675][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.815024][ T32] r9:83018005 r8:851dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 883.815117][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.815288][ T32] r5:00001000 r4:eaf31000 [ 883.816039][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.816166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.816274][ T32] r5:8514bb8c r4:8514b800 [ 883.817269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.818137][ T32] r7:dddced80 r6:83018000 r5:8514bb8c r4:84572700 [ 883.818518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.818652][ T32] r10:61c88647 r9:851dd400 r8:8457272c r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.818716][ T32] r4:84572700 [ 883.818767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.836152][ T32] r10:00000000 r9:84572700 r8:80287e08 r7:eacd5e60 r6:84572580 r5:851dd400 [ 883.836283][ T32] r4:00000001 [ 883.836351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.836489][ T32] Exception stack(0xeac65fb0 to 0xeac65ff8) [ 883.836607][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 883.836689][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.836799][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.836885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.836948][ T32] r4:843e4300 [ 883.837634][ T32] INFO: task kworker/0:279:4319 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 883.837730][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.838018][ T32] Workqueue: events bpf_prog_free_deferred [ 883.838213][ T32] Call trace: [ 883.838300][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 883.838487][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 883.838566][ T32] r4:00000000 [ 883.838618][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.851012][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 883.851298][ T32] 1d20: dbac1000 eca77000 00000001 80239b98 7f035000 00000001 [ 883.851401][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 883.851465][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.851622][ T32] r5:800f0013 r4:80239bb0 [ 883.851697][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.851843][ T32] r4:82ac21e4 [ 883.851894][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 883.852580][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 883.854261][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 12 printk messages dropped ** [ 883.855220][ T32] task:kworker/0:280 state:D stack:0 pid:4320 tgid:4320 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 883.858157][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 883.884066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 883.884875][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 883.886718][ T32] r4:00000000 ** 2 printk messages dropped ** [ 883.887008][ T32] 1d20: dbcad000 eca77000 00000001 80239b98 7f035000 00000001 ** 10 printk messages dropped ** [ 883.887922][ T32] r4:00000000 ** 3 printk messages dropped ** [ 883.888278][ T32] r5:00001000 r4:dfeb3000 ** 6 printk messages dropped ** [ 883.910213][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 883.910837][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 883.911459][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.911543][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.911597][ T32] task:kworker/0:281 state:D stack:0 pid:4321 tgid:4321 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.911724][ T32] Workqueue: events bpf_prog_free_deferred [ 883.911865][ T32] Call trace: [ 883.912076][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 883.912259][ T32] r10:8291a684 r9:eacddd84 r8:00000002 r7:60000113 r6:eacddd8c r5:851dec00 [ 883.912375][ T32] r4:851dec00 [ 883.912467][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 883.912649][ T32] r5:851dec00 r4:8291a680 [ 883.912751][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.912878][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 883.912997][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacdde08 [ 883.913055][ T32] r4:00000000 [ 883.913102][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 883.913192][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.913289][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.913494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d54080 [ 883.913685][ T32] r4:00000000 [ 883.913755][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.913896][ T32] r9:83018005 r8:851dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 883.913977][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.914146][ T32] r5:00001000 r4:eadc7000 [ 883.914215][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.914314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.914440][ T32] r5:8514a78c r4:8514a400 [ 883.914500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.914609][ T32] r7:dddced80 r6:83018000 r5:8514a78c r4:84572880 [ 883.914658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.915394][ T32] r10:61c88647 r9:851dec00 r8:845728ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.915512][ T32] r4:84572880 [ 883.915573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.916079][ T32] r10:00000000 r9:84572880 r8:80287e08 r7:eac65e60 r6:84572900 r5:851dec00 [ 883.916396][ T32] r4:00000001 [ 883.917144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.917355][ T32] Exception stack(0xeacddfb0 to 0xeacddff8) [ 883.917502][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.917588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.917733][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.917821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.918139][ T32] r4:843e4300 [ 883.960372][ T32] INFO: task kworker/0:281:4321 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 883.960617][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.960811][ T32] Workqueue: events bpf_prog_free_deferred [ 883.960961][ T32] Call trace: [ 883.961061][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 883.961235][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 883.961299][ T32] r4:00000000 [ 883.961381][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.961506][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 883.961594][ T32] 1d20: dc203000 eca77000 00000001 80239b98 7f035000 00000001 [ 883.961673][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 883.961757][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 883.961826][ T32] r5:800f0013 r4:80239bb0 [ 883.961883][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.961985][ T32] r4:82ac21e4 [ 883.962030][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.962141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 883.962203][ T32] r4:dffe1dc0 [ 883.962256][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.962394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 883.962463][ T32] r4:00000000 [ 883.962517][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.962629][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 883.962703][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.962805][ T32] r5:00001000 r4:dfeb3000 [ 883.962878][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.962979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.963094][ T32] r5:84e5378c r4:84e53400 [ 883.963168][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.963279][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 883.963336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.963462][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 883.963824][ T32] r4:00000001 ** 4 printk messages dropped ** [ 883.964217][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.964294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.964362][ T32] r4:84d87ac0 [ 883.964427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.964575][ T32] INFO: task kworker/1:321:4323 blocked for more than 461 seconds. [ 883.964682][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.964753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.964809][ T32] task:kworker/1:321 state:D stack:0 pid:4323 tgid:4323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.964925][ T32] Workqueue: events bpf_prog_free_deferred [ 883.965042][ T32] Call trace: [ 883.965161][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 883.965288][ T32] r10:8291a684 r9:eace9d84 r8:00000002 r7:60000113 r6:eace9d8c r5:851dbc00 [ 883.965383][ T32] r4:851dbc00 [ 883.965448][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 883.965553][ T32] r5:851dbc00 r4:8291a680 [ 883.965604][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.965703][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 883.965834][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace9e08 [ 883.965910][ T32] r4:00000000 [ 883.965961][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 883.966086][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 883.966190][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 883.966300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84585e00 [ 883.966363][ T32] r4:00000000 [ 883.966418][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 883.966554][ T32] r9:83018205 r8:851dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 883.966633][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 883.966740][ T32] r5:00001000 r4:e0701000 [ 883.966794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 883.966897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.967002][ T32] r5:851ad78c r4:851ad400 [ 883.967052][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.967198][ T32] r7:ddde2d80 r6:83018200 r5:851ad78c r4:8503ce80 [ 883.967253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.967360][ T32] r10:61c88647 r9:851dbc00 r8:8503ceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.967431][ T32] r4:8503ce80 [ 883.967484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.967592][ T32] r10:00000000 r9:8503ce80 r8:80287e08 r7:eaca5e60 r6:84572980 r5:851dbc00 [ 883.967645][ T32] r4:00000001 [ 883.967689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.967767][ T32] Exception stack(0xeace9fb0 to 0xeace9ff8) [ 883.967834][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.967902][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.967963][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.968033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.968091][ T32] r4:84585a40 [ 883.968809][ T32] INFO: task kworker/1:321:4323 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 883.987877][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.988110][ T32] Workqueue: events bpf_prog_free_deferred [ 883.988256][ T32] Call trace: [ 883.988371][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 883.988500][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 883.988558][ T32] r4:00000000 [ 883.988611][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.988703][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 883.999698][ T32] 1d20: dc203000 eca77000 00000001 80239b98 7f035000 00000001 [ 883.999952][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.000039][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.000110][ T32] r5:800f0013 r4:80239bb0 [ 884.000211][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.000361][ T32] r4:82ac21e4 [ 884.000418][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.000523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.000606][ T32] r4:dffe1dc0 [ 884.000677][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.000807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.000868][ T32] r4:00000000 [ 884.000918][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.001031][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.001087][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.001221][ T32] r5:00001000 r4:dfeb3000 [ 884.001270][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.001386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.001524][ T32] r5:84e5378c r4:84e53400 [ 884.001584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.001692][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.001764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.001913][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.001976][ T32] r4:84e0be80 [ 884.002022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.002146][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 3 printk messages dropped ** [ 884.002476][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 884.003161][ T32] task:kworker/1:322 state:D stack:0 pid:4326 tgid:4326 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 884.004211][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 ** 9 printk messages dropped ** [ 884.005094][ T32] r5:00001000 r4:e071d000 ** 1 printk messages dropped ** [ 884.005268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 884.005628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 884.006192][ T32] Exception stack(0xeacf5fb0 to 0xeacf5ff8) ** 4 printk messages dropped ** [ 884.006565][ T32] r4:84585e40 ** 5 printk messages dropped ** [ 884.007856][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 7 printk messages dropped ** [ 884.008411][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 884.033932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 884.034767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 884.035235][ T32] r4:84d87ac0 ** 3 printk messages dropped ** [ 884.035485][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 884.036572][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 884.037299][ T32] r4:00000000 ** 5 printk messages dropped ** [ 884.037827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.037952][ T32] r5:851ae38c r4:851ae000 [ 884.038012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.038140][ T32] r7:ddde2d80 r6:83018200 r5:851ae38c r4:84df2180 [ 884.038199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.038317][ T32] r10:61c88647 r9:84f7a400 r8:84df21ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.038385][ T32] r4:84df2180 [ 884.038441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.038584][ T32] r10:00000000 r9:84df2180 r8:80287e08 r7:eacf5e60 r6:84572a80 r5:84f7a400 [ 884.038660][ T32] r4:00000001 [ 884.038714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.059806][ T32] Exception stack(0xeacfdfb0 to 0xeacfdff8) [ 884.059952][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.060030][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.060158][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.060263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.060327][ T32] r4:84585e80 [ 884.060947][ T32] INFO: task kworker/1:323:4328 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.061036][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.061258][ T32] Workqueue: events bpf_prog_free_deferred [ 884.061444][ T32] Call trace: [ 884.061553][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.061730][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.061798][ T32] r4:00000000 [ 884.061848][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.061944][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.062013][ T32] 1d20: dc6a6000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.062100][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.062183][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.062235][ T32] r5:800f0013 r4:80239bb0 [ 884.062285][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.062398][ T32] r4:82ac21e4 [ 884.062450][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.062553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.062606][ T32] r4:dffe1dc0 [ 884.062651][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.062767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.062848][ T32] r4:00000000 [ 884.062907][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.063043][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.063105][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.063225][ T32] r5:00001000 r4:dfeb3000 [ 884.063280][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.063372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 884.063927][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 884.064656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 884.065393][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 884.066209][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 884.066984][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 884.067268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 884.067743][ T32] r10:61c88647 r9:84f78000 r8:84df212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 884.068384][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 884.091723][ T32] Call trace: ** 4 printk messages dropped ** [ 884.092179][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 884.092642][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 884.093068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 9 printk messages dropped ** [ 884.094100][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 1 printk messages dropped ** [ 884.094286][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.094341][ T32] r4:84e0be80 [ 884.094407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.094528][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.094586][ T32] r4:00000001 [ 884.094655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.094756][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.094821][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.094912][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.095007][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.095084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.095177][ T32] r4:84d87ac0 [ 884.095250][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.095375][ T32] INFO: task kworker/1:325:4332 blocked for more than 461 seconds. [ 884.095492][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.095553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.095603][ T32] task:kworker/1:325 state:D stack:0 pid:4332 tgid:4332 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.095735][ T32] Workqueue: events bpf_prog_free_deferred [ 884.095886][ T32] Call trace: [ 884.096131][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.096276][ T32] r10:8291a684 r9:ead09d84 r8:00000002 r7:60000013 r6:ead09d8c r5:84f79800 [ 884.096340][ T32] r4:84f79800 [ 884.096398][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.096507][ T32] r5:84f79800 r4:8291a680 [ 884.096557][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.096674][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.096796][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead09e08 [ 884.096855][ T32] r4:00000000 [ 884.096905][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.096994][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.097079][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.097186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dc2340 [ 884.097244][ T32] r4:00000000 [ 884.097293][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.097457][ T32] r9:83018205 r8:84f79800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 884.097514][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.097614][ T32] r5:00001000 r4:e48a1000 [ 884.097680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.097778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.097917][ T32] r5:851aef8c r4:851aec00 [ 884.097981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.098106][ T32] r7:ddde2d80 r6:83018200 r5:851aef8c r4:84df2200 [ 884.098177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.098289][ T32] r10:61c88647 r9:84f79800 r8:84df222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.098341][ T32] r4:84df2200 [ 884.098406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.098525][ T32] r10:00000000 r9:84df2200 r8:80287e08 r7:eacfde60 r6:84572b80 r5:84f79800 [ 884.098584][ T32] r4:00000001 [ 884.098649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.098738][ T32] Exception stack(0xead09fb0 to 0xead09ff8) [ 884.132445][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.132653][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.132723][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.132823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.132889][ T32] r4:84e09e80 [ 884.133544][ T32] INFO: task kworker/1:325:4332 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.133630][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.133822][ T32] Workqueue: events bpf_prog_free_deferred [ 884.133965][ T32] Call trace: [ 884.134076][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.134223][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.134304][ T32] r4:00000000 [ 884.134365][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.134471][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.134565][ T32] 1d20: dca8a000 eca77000 00000001 80239b98 7f035000 00000001 ** 7 printk messages dropped ** [ 884.135206][ T32] r4:dffe1dc0 ** 9 printk messages dropped ** [ 884.136063][ T32] r5:84e5378c r4:84e53400 ** 7 printk messages dropped ** [ 884.136778][ T32] r4:00000001 ** 4 printk messages dropped ** [ 884.137182][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 884.137859][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 884.138497][ T32] r5:84f7bc00 r4:8291a680 ** 5 printk messages dropped ** [ 884.150387][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 884.151053][ T32] r5:00001000 r4:e0837000 ** 2 printk messages dropped ** [ 884.151358][ T32] r5:851ae78c r4:851ae400 ** 2 printk messages dropped ** [ 884.151590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.151696][ T32] r10:61c88647 r9:84f7bc00 r8:84df232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.151756][ T32] r4:84df2300 [ 884.151810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.151919][ T32] r10:00000000 r9:84df2300 r8:80287e08 r7:ead09e60 r6:84572c00 r5:84f7bc00 [ 884.151974][ T32] r4:00000001 [ 884.152040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.152127][ T32] Exception stack(0xead0dfb0 to 0xead0dff8) [ 884.152229][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.152319][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.152391][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.152463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.152514][ T32] r4:8502f980 [ 884.153124][ T32] INFO: task kworker/1:326:4333 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.153224][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.153410][ T32] Workqueue: events bpf_prog_free_deferred [ 884.153536][ T32] Call trace: [ 884.153631][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.153777][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.153840][ T32] r4:00000000 [ 884.153892][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.153986][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.154057][ T32] 1d20: dca8a000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.154134][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.154211][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.154271][ T32] r5:800f0013 r4:80239bb0 [ 884.154345][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.154456][ T32] r4:82ac21e4 [ 884.154511][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.154620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.154680][ T32] r4:dffe1dc0 [ 884.154730][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.154838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.154894][ T32] r4:00000000 [ 884.154947][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.155059][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.155114][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 884.155429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 884.156219][ T32] r4:00000001 ** 1 printk messages dropped ** [ 884.156370][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.156455][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.156527][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.156590][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.156661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.156732][ T32] r4:84d87ac0 [ 884.156788][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.156857][ T32] INFO: task kworker/1:327:4336 blocked for more than 461 seconds. [ 884.156956][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.157027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.157083][ T32] task:kworker/1:327 state:D stack:0 pid:4336 tgid:4336 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.157226][ T32] Workqueue: events bpf_prog_free_deferred [ 884.157380][ T32] Call trace: [ 884.157462][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.157576][ T32] r10:8291a684 r9:ead11d84 r8:00000002 r7:60000013 r6:ead11d8c r5:84f7c800 [ 884.157636][ T32] r4:84f7c800 [ 884.157688][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.157787][ T32] r5:84f7c800 r4:8291a680 [ 884.157858][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.157969][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.158095][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead11e08 [ 884.158163][ T32] r4:00000000 [ 884.158216][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.158318][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 884.187290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.187391][ T32] r5:851aeb8c r4:851ae800 [ 884.187488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 884.188050][ T32] r10:00000000 r9:84df2080 r8:80287e08 r7:ead09e60 r6:84572c80 r5:84f7c800 ** 8 printk messages dropped ** [ 884.204837][ T32] INFO: task kworker/1:327:4336 is blocked on a mutex likely owned by task kworker/0:123:3540. ** 8 printk messages dropped ** [ 884.206013][ T32] 1d20: dcea3000 eca77000 00000001 80239b98 7f035000 00000001 ** 9 printk messages dropped ** [ 884.206922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 9 printk messages dropped ** [ 884.207847][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 5 printk messages dropped ** [ 884.208410][ T32] r4:00000001 ** 4 printk messages dropped ** [ 884.222150][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 884.222831][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 884.223703][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 884.224511][ T32] r9:83018205 r8:84f7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 4 printk messages dropped ** [ 884.224940][ T32] r5:851af38c r4:851af000 ** 3 printk messages dropped ** [ 884.225313][ T32] r10:61c88647 r9:84f7d400 r8:84df23ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 884.226740][ T32] INFO: task kworker/1:328:4337 is blocked on a mutex likely owned by task kworker/0:123:3540. ** 8 printk messages dropped ** [ 884.227620][ T32] 1d20: dcea3000 eca77000 00000001 80239b98 7f035000 00000001 ** 9 printk messages dropped ** [ 884.228367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 8 printk messages dropped ** [ 884.247801][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 884.253949][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 884.254922][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 884.255580][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 884.256148][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.256267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dc2540 [ 884.256327][ T32] r4:00000000 [ 884.256383][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.256502][ T32] r9:83018205 r8:84f7e000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 884.256558][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.256664][ T32] r5:00001000 r4:e8957000 [ 884.256722][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.256823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.256930][ T32] r5:851af78c r4:851af400 [ 884.256985][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.257099][ T32] r7:ddde2d80 r6:83018200 r5:851af78c r4:84df2480 [ 884.257165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.257280][ T32] r10:61c88647 r9:84f7e000 r8:84df24ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.257398][ T32] r4:84df2480 [ 884.257464][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.257580][ T32] r10:00000000 r9:84df2480 r8:80287e08 r7:ead15e60 r6:84572d80 r5:84f7e000 [ 884.257639][ T32] r4:00000001 [ 884.257688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.257786][ T32] Exception stack(0xead19fb0 to 0xead19ff8) [ 884.257879][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.258044][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.258128][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.258214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.258275][ T32] r4:84dc2480 [ 884.277241][ T32] INFO: task kworker/1:329:4340 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.277534][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.277720][ T32] Workqueue: events bpf_prog_free_deferred [ 884.277863][ T32] Call trace: [ 884.277940][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.278076][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.278156][ T32] r4:00000000 [ 884.278228][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.278333][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.278437][ T32] 1d20: dd211000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.278532][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.278602][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.289563][ T32] r5:800f0013 r4:80239bb0 [ 884.289774][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.289946][ T32] r4:82ac21e4 [ 884.290007][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.290131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.290224][ T32] r4:dffe1dc0 [ 884.290286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.290425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.290487][ T32] r4:00000000 [ 884.290557][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.290671][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.290723][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.290848][ T32] r5:00001000 r4:dfeb3000 [ 884.290915][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.291010][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.291108][ T32] r5:84e5378c r4:84e53400 [ 884.291168][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.291295][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.291355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.291497][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.291556][ T32] r4:84e0be80 [ 884.291603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.291714][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.291785][ T32] r4:00000001 [ 884.291837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.291937][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.292033][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.292113][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.292186][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.292277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.292340][ T32] r4:84d87ac0 [ 884.292397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.292463][ T32] INFO: task kworker/1:330:4342 blocked for more than 461 seconds. [ 884.292533][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.292591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.292644][ T32] task:kworker/1:330 state:D stack:0 pid:4342 tgid:4342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.292771][ T32] Workqueue: events bpf_prog_free_deferred [ 884.292879][ T32] Call trace: [ 884.292956][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.293098][ T32] r10:8291a684 r9:ead1dd84 r8:00000002 r7:60000013 r6:ead1dd8c r5:84f7ec00 [ 884.293192][ T32] r4:84f7ec00 [ 884.293249][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.293446][ T32] r5:84f7ec00 r4:8291a680 [ 884.293519][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.293618][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.293720][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead1de08 [ 884.293774][ T32] r4:00000000 [ 884.293821][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.293904][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 884.294360][ T32] r9:83018205 r8:84f7ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 ** 4 printk messages dropped ** [ 884.294786][ T32] r5:851afb8c r4:851af800 ** 3 printk messages dropped ** [ 884.295124][ T32] r10:61c88647 r9:84f7ec00 r8:84df252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 884.295765][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 884.296934][ T32] Call trace: ** 4 printk messages dropped ** [ 884.297454][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.297539][ T32] 1d20: dd34d000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.297614][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.297697][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.297762][ T32] r5:800f0013 r4:80239bb0 [ 884.297812][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.297905][ T32] r4:82ac21e4 [ 884.297952][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.298053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.298107][ T32] r4:dffe1dc0 [ 884.298159][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.298277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.298344][ T32] r4:00000000 [ 884.298396][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.298519][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.298574][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.298675][ T32] r5:00001000 r4:dfeb3000 [ 884.298783][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.322042][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.322234][ T32] r5:84e5378c r4:84e53400 [ 884.322290][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.322402][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.322455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.322570][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.322630][ T32] r4:84e0be80 [ 884.322681][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.322818][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.322902][ T32] r4:00000001 [ 884.322963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 884.323125][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 884.323851][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 884.324665][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead21e08 ** 7 printk messages dropped ** [ 884.325375][ T32] r9:83018205 r8:84f7b000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 ** 4 printk messages dropped ** [ 884.325799][ T32] r5:851aff8c r4:851afc00 ** 2 printk messages dropped ** [ 884.326041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 884.326524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.326628][ T32] Exception stack(0xead21fb0 to 0xead21ff8) [ 884.326700][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.326795][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.326879][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.326962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.327037][ T32] r4:84dc2700 [ 884.327696][ T32] INFO: task kworker/1:331:4344 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.327783][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.327985][ T32] Workqueue: events bpf_prog_free_deferred [ 884.328112][ T32] Call trace: [ 884.328215][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.328360][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.328425][ T32] r4:00000000 [ 884.328505][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.328622][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.357705][ T32] 1d20: dd5cc000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.357941][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.358015][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.358090][ T32] r5:800f0013 r4:80239bb0 [ 884.358158][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.358296][ T32] r4:82ac21e4 [ 884.358351][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.358462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.358522][ T32] r4:dffe1dc0 [ 884.358595][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.358731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.359538][ T32] r4:00000000 [ 884.359643][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.359793][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.359853][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.359961][ T32] r5:00001000 r4:dfeb3000 [ 884.360018][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.360118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.360227][ T32] r5:84e5378c r4:84e53400 [ 884.360306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.360426][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.360487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.360599][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.360649][ T32] r4:84e0be80 [ 884.360699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.360811][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.360866][ T32] r4:00000001 [ 884.360916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.361031][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.361153][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.361230][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.361299][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.361399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.361456][ T32] r4:84d87ac0 [ 884.361532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.361648][ T32] INFO: task kworker/1:332:4346 blocked for more than 461 seconds. [ 884.361727][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.361787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.361845][ T32] task:kworker/1:332 state:D stack:0 pid:4346 tgid:4346 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.361972][ T32] Workqueue: events bpf_prog_free_deferred [ 884.362089][ T32] Call trace: ** 1 printk messages dropped ** [ 884.362326][ T32] r10:8291a684 r9:ead25d84 r8:00000002 r7:60000113 r6:ead25d8c r5:85168000 ** 3 printk messages dropped ** [ 884.362625][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 884.363130][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 884.363620][ T32] r9:83018205 r8:85168000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 ** 4 printk messages dropped ** [ 884.364077][ T32] r5:851b038c r4:851b0000 [ 884.364129][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.364268][ T32] r7:ddde2d80 r6:83018200 r5:851b038c r4:84df2580 [ 884.364327][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.364465][ T32] r10:61c88647 r9:85168000 r8:84df25ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 884.364851][ T32] r4:00000001 ** 2 printk messages dropped ** [ 884.365092][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 884.365321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 884.366467][ T32] Call trace: ** 4 printk messages dropped ** [ 884.367018][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 2 printk messages dropped ** [ 884.367243][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 884.367484][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 884.367644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 2 printk messages dropped ** [ 884.367879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.367936][ T32] r4:00000000 [ 884.367989][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.368098][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.368160][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.368280][ T32] r5:00001000 r4:dfeb3000 [ 884.368354][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.368459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.368561][ T32] r5:84e5378c r4:84e53400 [ 884.368614][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.389486][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.389692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.389853][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.389913][ T32] r4:84e0be80 [ 884.389992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.390135][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.390209][ T32] r4:00000001 [ 884.390265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.390373][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.390479][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.390571][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.390640][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.390736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.390842][ T32] r4:84d87ac0 [ 884.390913][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.391005][ T32] INFO: task kworker/1:333:4348 blocked for more than 461 seconds. [ 884.391103][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.391172][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.391227][ T32] task:kworker/1:333 state:D stack:0 pid:4348 tgid:4348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.391361][ T32] Workqueue: events bpf_prog_free_deferred [ 884.391478][ T32] Call trace: [ 884.391584][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.391765][ T32] r10:8291a684 r9:ead29d84 r8:00000002 r7:60000113 r6:ead29d8c r5:851e0000 [ 884.391848][ T32] r4:851e0000 [ 884.391935][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.392053][ T32] r5:851e0000 r4:8291a680 [ 884.392104][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.392204][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.392312][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead29e08 [ 884.392372][ T32] r4:00000000 [ 884.392444][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.392536][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.392654][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.392775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dc2ac0 [ 884.392834][ T32] r4:00000000 [ 884.392888][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.393002][ T32] r9:83018205 r8:851e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 884.393080][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.393197][ T32] r5:00001000 r4:eab8d000 [ 884.393253][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.393403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.393542][ T32] r5:851b078c r4:851b0400 [ 884.393621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.393748][ T32] r7:ddde2d80 r6:83018200 r5:851b078c r4:84df2680 [ 884.393806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.393920][ T32] r10:61c88647 r9:851e0000 r8:84df26ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.393977][ T32] r4:84df2680 [ 884.394027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.394138][ T32] r10:00000000 r9:84df2680 r8:80287e08 r7:ead25e60 r6:84572f80 r5:851e0000 [ 884.394203][ T32] r4:00000001 [ 884.394253][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.394340][ T32] Exception stack(0xead29fb0 to 0xead29ff8) [ 884.394410][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.394486][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.394557][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.394629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.394685][ T32] r4:84dc2440 [ 884.395350][ T32] INFO: task kworker/1:333:4348 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.395458][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.395623][ T32] Workqueue: events bpf_prog_free_deferred [ 884.395720][ T32] Call trace: [ 884.395810][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.395944][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.396001][ T32] r4:00000000 [ 884.396052][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.396167][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.396246][ T32] 1d20: dd8a2000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.396323][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.396387][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.396448][ T32] r5:800f0013 r4:80239bb0 [ 884.396513][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.396631][ T32] r4:82ac21e4 [ 884.396695][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.396818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.396875][ T32] r4:dffe1dc0 [ 884.396924][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.397044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.397103][ T32] r4:00000000 [ 884.397161][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.397289][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.397397][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.397504][ T32] r5:00001000 r4:dfeb3000 [ 884.397557][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.397650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.397747][ T32] r5:84e5378c r4:84e53400 [ 884.397796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.397919][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.398025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.398151][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.398207][ T32] r4:84e0be80 [ 884.398255][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.398367][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.398424][ T32] r4:00000001 [ 884.398470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.398553][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.398620][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.398742][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.429644][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.429781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.429849][ T32] r4:84d87ac0 [ 884.429924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.429997][ T32] INFO: task kworker/1:334:4350 blocked for more than 461 seconds. [ 884.430091][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.430164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.430235][ T32] task:kworker/1:334 state:D stack:0 pid:4350 tgid:4350 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.430410][ T32] Workqueue: events bpf_prog_free_deferred [ 884.430548][ T32] Call trace: [ 884.430648][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.430775][ T32] r10:8291a684 r9:eabb9d84 r8:00000002 r7:60000013 r6:eabb9d8c r5:851e0c00 [ 884.430831][ T32] r4:851e0c00 [ 884.430882][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.430981][ T32] r5:851e0c00 r4:8291a680 [ 884.431032][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.431147][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.431261][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb9e08 [ 884.431316][ T32] r4:00000000 [ 884.431394][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.431485][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.431594][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.431699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dc2c00 [ 884.431754][ T32] r4:00000000 [ 884.431814][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.431926][ T32] r9:83018205 r8:851e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 884.431977][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.432068][ T32] r5:00001000 r4:df9f3000 [ 884.432122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.432225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.432325][ T32] r5:851b0b8c r4:851b0800 [ 884.432375][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.432487][ T32] r7:ddde2d80 r6:83018200 r5:851b0b8c r4:84df2700 [ 884.432543][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.432654][ T32] r10:61c88647 r9:851e0c00 r8:84df272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.432708][ T32] r4:84df2700 [ 884.432780][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.432932][ T32] r10:00000000 r9:84df2700 r8:80287e08 r7:ead29e60 r6:84e16000 r5:851e0c00 [ 884.432997][ T32] r4:00000001 [ 884.433062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.433168][ T32] Exception stack(0xeabb9fb0 to 0xeabb9ff8) [ 884.433240][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.433390][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.433482][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.433575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.433649][ T32] r4:84dc2a00 [ 884.434275][ T32] INFO: task kworker/1:334:4350 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.434373][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.434513][ T32] Workqueue: events bpf_prog_free_deferred [ 884.434610][ T32] Call trace: [ 884.434709][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.434830][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.434887][ T32] r4:00000000 [ 884.434936][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.435044][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.435121][ T32] 1d20: ddb34000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.435226][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.435312][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.435401][ T32] r5:800f0013 r4:80239bb0 [ 884.435458][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.435554][ T32] r4:82ac21e4 [ 884.435604][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.435708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.435764][ T32] r4:dffe1dc0 [ 884.435811][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.435933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.435993][ T32] r4:00000000 [ 884.436045][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.436175][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.436234][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.436350][ T32] r5:00001000 r4:dfeb3000 [ 884.436422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.436524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.436623][ T32] r5:84e5378c r4:84e53400 [ 884.436687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.436805][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.436859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.436972][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.437028][ T32] r4:84e0be80 [ 884.437090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.437241][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.437322][ T32] r4:00000001 [ 884.437407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.437522][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.437614][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.437694][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.437778][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.437857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.437913][ T32] r4:84d87ac0 [ 884.437978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.438047][ T32] INFO: task kworker/1:335:4352 blocked for more than 461 seconds. [ 884.438116][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.438212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.438271][ T32] task:kworker/1:335 state:D stack:0 pid:4352 tgid:4352 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.438377][ T32] Workqueue: events bpf_prog_free_deferred [ 884.438475][ T32] Call trace: [ 884.438576][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.462444][ T32] r10:8291a684 r9:eace5d84 r8:00000002 r7:60000113 r6:eace5d8c r5:85176c00 [ 884.462688][ T32] r4:85176c00 [ 884.462765][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.462903][ T32] r5:85176c00 r4:8291a680 [ 884.462953][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.463066][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.463204][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace5e08 [ 884.463259][ T32] r4:00000000 [ 884.463305][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.463376][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.463456][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.463569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dc2d40 [ 884.463658][ T32] r4:00000000 [ 884.463713][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.463821][ T32] r9:83018205 r8:85176c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 884.463877][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.463975][ T32] r5:00001000 r4:dfc29000 [ 884.464025][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.464166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.464272][ T32] r5:851b0f8c r4:851b0c00 [ 884.464323][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.464456][ T32] r7:ddde2d80 r6:83018200 r5:851b0f8c r4:84df2780 [ 884.464524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.464632][ T32] r10:61c88647 r9:85176c00 r8:84df27ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.464686][ T32] r4:84df2780 [ 884.464735][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.464867][ T32] r10:00000000 r9:84df2780 r8:80287e08 r7:eabb9e60 r6:84df2800 r5:85176c00 [ 884.464929][ T32] r4:00000001 [ 884.464979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.465085][ T32] Exception stack(0xeace5fb0 to 0xeace5ff8) [ 884.465174][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 884.465248][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.465311][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.465416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.465475][ T32] r4:84dc2a00 [ 884.466101][ T32] INFO: task kworker/1:335:4352 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.466202][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.466355][ T32] Workqueue: events bpf_prog_free_deferred [ 884.466467][ T32] Call trace: [ 884.466620][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.466753][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.466836][ T32] r4:00000000 [ 884.466907][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.467000][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.467076][ T32] 1d20: ddd6d000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.467163][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.467228][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.467287][ T32] r5:800f0013 r4:80239bb0 [ 884.467340][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.467445][ T32] r4:82ac21e4 [ 884.467500][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.467602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.467663][ T32] r4:dffe1dc0 [ 884.467713][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.467818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.467873][ T32] r4:00000000 [ 884.467949][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.468062][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.468116][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.468231][ T32] r5:00001000 r4:dfeb3000 [ 884.468284][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.468380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.468486][ T32] r5:84e5378c r4:84e53400 [ 884.468560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.468721][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.487630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.487831][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.487889][ T32] r4:84e0be80 [ 884.487939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.488053][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.488107][ T32] r4:00000001 [ 884.488167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.488283][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.488391][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.488472][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.488540][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.488611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.488729][ T32] r4:84d87ac0 [ 884.503012][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.503203][ T32] INFO: task kworker/1:336:4354 blocked for more than 461 seconds. [ 884.503301][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.503362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.503432][ T32] task:kworker/1:336 state:D stack:0 pid:4354 tgid:4354 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.503597][ T32] Workqueue: events bpf_prog_free_deferred [ 884.503730][ T32] Call trace: [ 884.503805][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.503934][ T32] r10:8291a684 r9:eac09d84 r8:00000002 r7:60000113 r6:eac09d8c r5:85105400 [ 884.503993][ T32] r4:85105400 [ 884.504042][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.504140][ T32] r5:85105400 r4:8291a680 [ 884.504199][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.504292][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.504396][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac09e08 [ 884.504450][ T32] r4:00000000 [ 884.504500][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.504584][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.504675][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.504777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dc2f80 [ 884.504830][ T32] r4:00000000 [ 884.504877][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.504988][ T32] r9:83018205 r8:85105400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 884.505041][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.505139][ T32] r5:00001000 r4:dfde5000 [ 884.505197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.505291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.505427][ T32] r5:851b138c r4:851b1000 [ 884.505482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.505600][ T32] r7:ddde2d80 r6:83018200 r5:851b138c r4:84df2880 [ 884.505652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.505761][ T32] r10:61c88647 r9:85105400 r8:84df28ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.505827][ T32] r4:84df2880 [ 884.505891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.506009][ T32] r10:00000000 r9:84df2880 r8:80287e08 r7:eace5e60 r6:84df2600 r5:85105400 [ 884.506065][ T32] r4:00000001 [ 884.506131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.506234][ T32] Exception stack(0xeac09fb0 to 0xeac09ff8) [ 884.506317][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.506391][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.506460][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.506552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.506638][ T32] r4:84dc25c0 [ 884.507296][ T32] INFO: task kworker/1:336:4354 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.507371][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.507508][ T32] Workqueue: events bpf_prog_free_deferred [ 884.507603][ T32] Call trace: [ 884.507677][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.507797][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.507852][ T32] r4:00000000 [ 884.507900][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.507991][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.508060][ T32] 1d20: ddff7000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.508162][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.508242][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.508322][ T32] r5:800f0013 r4:80239bb0 [ 884.508387][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.508503][ T32] r4:82ac21e4 [ 884.508559][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.508664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.508718][ T32] r4:dffe1dc0 [ 884.519440][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.519692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.519758][ T32] r4:00000000 [ 884.519810][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.519930][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.519987][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.520098][ T32] r5:00001000 r4:dfeb3000 [ 884.520163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.520269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.520377][ T32] r5:84e5378c r4:84e53400 [ 884.520432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.520545][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.520611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.520720][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.520779][ T32] r4:84e0be80 [ 884.520826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.520959][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.521020][ T32] r4:00000001 ** 2 printk messages dropped ** [ 884.521374][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 884.521959][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 884.522651][ T32] r4:85178000 ** 2 printk messages dropped ** [ 884.522867][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.522970][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.523074][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac69e08 [ 884.523130][ T32] r4:00000000 [ 884.523190][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.523298][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.523389][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.523513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84581000 [ 884.523576][ T32] r4:00000000 [ 884.523631][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.523741][ T32] r9:83018205 r8:85178000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 884.523817][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.523923][ T32] r5:00001000 r4:dfee5000 [ 884.523988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.524082][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.524189][ T32] r5:851b178c r4:851b1400 [ 884.524240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.524347][ T32] r7:ddde2d80 r6:83018200 r5:851b178c r4:84df2400 [ 884.524392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.524491][ T32] r10:61c88647 r9:85178000 r8:84df242c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.524556][ T32] r4:84df2400 [ 884.524598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.524702][ T32] r10:00000000 r9:84df2400 r8:80287e08 r7:eac09e60 r6:84df2a00 r5:85178000 [ 884.524773][ T32] r4:00000001 [ 884.524865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.524967][ T32] Exception stack(0xeac69fb0 to 0xeac69ff8) [ 884.525037][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.525108][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.525185][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.525259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.525313][ T32] r4:84dc2f40 [ 884.525995][ T32] INFO: task kworker/1:337:4356 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.526079][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.526333][ T32] Workqueue: events bpf_prog_free_deferred [ 884.526479][ T32] Call trace: [ 884.526562][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.526726][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.526817][ T32] r4:00000000 [ 884.526882][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.526982][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.527068][ T32] 1d20: de050000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.527161][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.527233][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.527290][ T32] r5:800f0013 r4:80239bb0 [ 884.527341][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.527440][ T32] r4:82ac21e4 [ 884.527490][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.527621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.527686][ T32] r4:dffe1dc0 [ 884.527734][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.527831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.527880][ T32] r4:00000000 [ 884.527930][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.528031][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.528081][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.528188][ T32] r5:00001000 r4:dfeb3000 [ 884.528236][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.528346][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.528471][ T32] r5:84e5378c r4:84e53400 [ 884.528524][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.528655][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.528796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.559725][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.559898][ T32] r4:84e0be80 [ 884.559965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.560111][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.560194][ T32] r4:00000001 [ 884.560244][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.560339][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.560438][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.560517][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.560599][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.560674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.560729][ T32] r4:84d87ac0 [ 884.560781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.560862][ T32] INFO: task kworker/1:338:4358 blocked for more than 461 seconds. [ 884.560940][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.561009][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.561068][ T32] task:kworker/1:338 state:D stack:0 pid:4358 tgid:4358 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.561274][ T32] Workqueue: events bpf_prog_free_deferred [ 884.561436][ T32] Call trace: [ 884.561515][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.561635][ T32] r10:8291a684 r9:eac79d84 r8:00000002 r7:60000113 r6:eac79d8c r5:85179800 [ 884.561726][ T32] r4:85179800 [ 884.561788][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.561890][ T32] r5:85179800 r4:8291a680 [ 884.561938][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.562067][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.562191][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac79e08 [ 884.562276][ T32] r4:00000000 [ 884.562343][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.562493][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.562595][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.562700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845813c0 [ 884.562755][ T32] r4:00000000 [ 884.562801][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.562910][ T32] r9:83018205 r8:85179800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 884.562984][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.563093][ T32] r5:00001000 r4:e00af000 [ 884.563174][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.563287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.563405][ T32] r5:851b1b8c r4:851b1800 [ 884.563460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.563580][ T32] r7:ddde2d80 r6:83018200 r5:851b1b8c r4:84df2900 [ 884.563638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.563768][ T32] r10:61c88647 r9:85179800 r8:84df292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.563836][ T32] r4:84df2900 [ 884.563885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.563990][ T32] r10:00000000 r9:84df2900 r8:80287e08 r7:eac69e60 r6:84df2b00 r5:85179800 [ 884.564057][ T32] r4:00000001 [ 884.564117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.564220][ T32] Exception stack(0xeac79fb0 to 0xeac79ff8) [ 884.564288][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.564383][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.564465][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.564534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.564585][ T32] r4:84581080 [ 884.565252][ T32] INFO: task kworker/1:338:4358 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.565391][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.565536][ T32] Workqueue: events bpf_prog_free_deferred [ 884.565675][ T32] Call trace: [ 884.565758][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.565901][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.565975][ T32] r4:00000000 [ 884.566062][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.566180][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.566261][ T32] 1d20: de518000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.566345][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.566423][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.566502][ T32] r5:800f0013 r4:80239bb0 [ 884.566580][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.566687][ T32] r4:82ac21e4 [ 884.566740][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.566846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.566905][ T32] r4:dffe1dc0 [ 884.566953][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.567052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.567107][ T32] r4:00000000 [ 884.567168][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.567281][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.567349][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.567472][ T32] r5:00001000 r4:dfeb3000 [ 884.567558][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.567669][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.567773][ T32] r5:84e5378c r4:84e53400 [ 884.567842][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.567972][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.568044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.568188][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.568252][ T32] r4:84e0be80 [ 884.568314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.568439][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.568512][ T32] r4:00000001 [ 884.568564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.568761][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.599716][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.599833][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.599907][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.599988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.600047][ T32] r4:84d87ac0 [ 884.600115][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.600199][ T32] INFO: task kworker/1:339:4361 blocked for more than 461 seconds. [ 884.600280][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.600358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.600445][ T32] task:kworker/1:339 state:D stack:0 pid:4361 tgid:4361 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.600580][ T32] Workqueue: events bpf_prog_free_deferred [ 884.600712][ T32] Call trace: [ 884.600795][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.600984][ T32] r10:8291a684 r9:ead31d84 r8:00000002 r7:60000113 r6:ead31d8c r5:85178c00 [ 884.601086][ T32] r4:85178c00 [ 884.601180][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.601287][ T32] r5:85178c00 r4:8291a680 [ 884.601384][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.601481][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.601585][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead31e08 [ 884.601637][ T32] r4:00000000 [ 884.601702][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.601805][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.601906][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.602006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84581440 [ 884.602090][ T32] r4:00000000 [ 884.602181][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.602457][ T32] r9:83018205 r8:85178c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 884.602537][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.602641][ T32] r5:00001000 r4:e0109000 [ 884.602709][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.602821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.602939][ T32] r5:851b1f8c r4:851b1c00 [ 884.602996][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.603120][ T32] r7:ddde2d80 r6:83018200 r5:851b1f8c r4:84df2980 [ 884.603200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.603364][ T32] r10:61c88647 r9:85178c00 r8:84df29ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.603435][ T32] r4:84df2980 [ 884.603488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.603634][ T32] r10:00000000 r9:84df2980 r8:80287e08 r7:eac79e60 r6:84df2c00 r5:85178c00 [ 884.603695][ T32] r4:00000001 [ 884.603744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.603831][ T32] Exception stack(0xead31fb0 to 0xead31ff8) [ 884.603913][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.603992][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.604058][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.604128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.604229][ T32] r4:84581380 [ 884.604884][ T32] INFO: task kworker/1:339:4361 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.604957][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.605101][ T32] Workqueue: events bpf_prog_free_deferred [ 884.605201][ T32] Call trace: [ 884.605271][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.605422][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.605499][ T32] r4:00000000 [ 884.605555][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.605645][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.605713][ T32] 1d20: de89e000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.605783][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.605854][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.605915][ T32] r5:800f0013 r4:80239bb0 [ 884.605963][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.606074][ T32] r4:82ac21e4 [ 884.606128][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.606238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.606290][ T32] r4:dffe1dc0 [ 884.606337][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.606437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.606490][ T32] r4:00000000 [ 884.606563][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.606675][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.606725][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.606833][ T32] r5:00001000 r4:dfeb3000 [ 884.606887][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.606980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.607108][ T32] r5:84e5378c r4:84e53400 [ 884.607170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.607280][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.607333][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.607444][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.607499][ T32] r4:84e0be80 [ 884.607636][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.607756][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.607830][ T32] r4:00000001 [ 884.607883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.607967][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.608038][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.608124][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.608245][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.608323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.608378][ T32] r4:84d87ac0 [ 884.608427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.608487][ T32] INFO: task kworker/1:340:4363 blocked for more than 461 seconds. [ 884.608554][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.608608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.608657][ T32] task:kworker/1:340 state:D stack:0 pid:4363 tgid:4363 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.634425][ T32] Workqueue: events bpf_prog_free_deferred [ 884.634627][ T32] Call trace: [ 884.634762][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.634901][ T32] r10:8291a684 r9:eacedd84 r8:00000002 r7:60000113 r6:eacedd8c r5:8517b000 [ 884.635000][ T32] r4:8517b000 [ 884.635087][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.635221][ T32] r5:8517b000 r4:8291a680 [ 884.635306][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.635416][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.635530][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacede08 [ 884.635624][ T32] r4:00000000 [ 884.635708][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.635808][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.635909][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.636016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84581780 [ 884.636073][ T32] r4:00000000 [ 884.636128][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.636254][ T32] r9:83018205 r8:8517b000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 884.636316][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.636422][ T32] r5:00001000 r4:e48a3000 [ 884.636475][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.636580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.636699][ T32] r5:851b278c r4:851b2400 [ 884.636755][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.636885][ T32] r7:ddde2d80 r6:83018200 r5:851b278c r4:84df2a80 [ 884.636939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.637049][ T32] r10:61c88647 r9:8517b000 r8:84df2aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.637105][ T32] r4:84df2a80 [ 884.637166][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.637281][ T32] r10:00000000 r9:84df2a80 r8:80287e08 r7:ead31e60 r6:84df2c80 r5:8517b000 [ 884.637369][ T32] r4:00000001 [ 884.637435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.637567][ T32] Exception stack(0xeacedfb0 to 0xeacedff8) [ 884.637646][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.637721][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.637790][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.637865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.637924][ T32] r4:84581700 [ 884.638550][ T32] INFO: task kworker/1:340:4363 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.638649][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.646397][ T32] Workqueue: events bpf_prog_free_deferred [ 884.646488][ T32] Call trace: [ 884.646527][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.646593][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.646619][ T32] r4:00000000 [ 884.646641][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.646706][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.646744][ T32] 1d20: dec17000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.646785][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.646841][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.646871][ T32] r5:800f0013 r4:80239bb0 [ 884.646895][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.646941][ T32] r4:82ac21e4 [ 884.646993][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.647045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.647090][ T32] r4:dffe1dc0 [ 884.647114][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.647178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.647208][ T32] r4:00000000 [ 884.647230][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.647282][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.647305][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.647360][ T32] r5:00001000 r4:dfeb3000 [ 884.647411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.647459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.647507][ T32] r5:84e5378c r4:84e53400 [ 884.647528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.647578][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.647600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.647651][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.647681][ T32] r4:84e0be80 [ 884.647703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.647785][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.647813][ T32] r4:00000001 [ 884.647834][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.647874][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.647904][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.647935][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.647964][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.647995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.648034][ T32] r4:84d87ac0 [ 884.648061][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.648102][ T32] INFO: task kworker/1:341:4365 blocked for more than 461 seconds. [ 884.648138][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.648194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.648242][ T32] task:kworker/1:341 state:D stack:0 pid:4365 tgid:4365 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.648317][ T32] Workqueue: events bpf_prog_free_deferred [ 884.648392][ T32] Call trace: [ 884.648448][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.648502][ T32] r10:8291a684 r9:ead35d84 r8:00000002 r7:60000013 r6:ead35d8c r5:8517bc00 [ 884.648547][ T32] r4:8517bc00 [ 884.648572][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.648725][ T32] r5:8517bc00 r4:8291a680 [ 884.661116][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.661224][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.661286][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead35e08 [ 884.661366][ T32] r4:00000000 [ 884.661405][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.661493][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.661543][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.661592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84581680 [ 884.661617][ T32] r4:00000000 [ 884.661637][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.661689][ T32] r9:83018205 r8:8517bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 884.661712][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.661760][ T32] r5:00001000 r4:e0141000 [ 884.661782][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.661825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.661893][ T32] r5:851b238c r4:851b2000 [ 884.661944][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.662002][ T32] r7:ddde2d80 r6:83018200 r5:851b238c r4:84df2d80 [ 884.662072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.662137][ T32] r10:61c88647 r9:8517bc00 r8:84df2dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.662167][ T32] r4:84df2d80 [ 884.662190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.662243][ T32] r10:00000000 r9:84df2d80 r8:80287e08 r7:eacede60 r6:84df2e00 r5:8517bc00 [ 884.662267][ T32] r4:00000001 [ 884.662287][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.662328][ T32] Exception stack(0xead35fb0 to 0xead35ff8) [ 884.662362][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 884.662394][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.662438][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.662474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.662498][ T32] r4:84581540 [ 884.662900][ T32] INFO: task kworker/1:341:4365 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.662941][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.663061][ T32] Workqueue: events bpf_prog_free_deferred [ 884.663151][ T32] Call trace: [ 884.663212][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.663272][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.663297][ T32] r4:00000000 [ 884.663319][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.663372][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.663410][ T32] 1d20: df0cb000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.663442][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.663491][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.663520][ T32] r5:800f0013 r4:80239bb0 [ 884.663562][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.663633][ T32] r4:82ac21e4 [ 884.663663][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.663711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.663756][ T32] r4:dffe1dc0 [ 884.663779][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.663827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.663851][ T32] r4:00000000 [ 884.663871][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.663931][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.663957][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.664032][ T32] r5:00001000 r4:dfeb3000 [ 884.664066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.664127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.664182][ T32] r5:84e5378c r4:84e53400 [ 884.664205][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.664280][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.664311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.664384][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.664412][ T32] r4:84e0be80 [ 884.664454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.664522][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.664550][ T32] r4:00000001 [ 884.664570][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.664610][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.664640][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.664694][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.664744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.664799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.664851][ T32] r4:84d87ac0 [ 884.664876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.664928][ T32] INFO: task kworker/1:342:4367 blocked for more than 461 seconds. [ 884.664967][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.664996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.665033][ T32] task:kworker/1:342 state:D stack:0 pid:4367 tgid:4367 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.665086][ T32] Workqueue: events bpf_prog_free_deferred [ 884.665129][ T32] Call trace: [ 884.665166][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.665243][ T32] r10:8291a684 r9:ead39d84 r8:00000002 r7:60000113 r6:ead39d8c r5:8517c800 [ 884.665293][ T32] r4:8517c800 [ 884.665318][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.665411][ T32] r5:8517c800 r4:8291a680 [ 884.665463][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.665517][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.665588][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead39e08 [ 884.665636][ T32] r4:00000000 [ 884.665660][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.665699][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.665745][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.665795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845818c0 [ 884.665840][ T32] r4:00000000 [ 884.665885][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.665983][ T32] r9:83018205 r8:8517c800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 884.666009][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.666058][ T32] r5:00001000 r4:e48ed000 [ 884.666102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.666152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.666221][ T32] r5:851b2b8c r4:851b2800 [ 884.666247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.666307][ T32] r7:ddde2d80 r6:83018200 r5:851b2b8c r4:84df2f00 [ 884.666332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.666383][ T32] r10:61c88647 r9:8517c800 r8:84df2f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.666436][ T32] r4:84df2f00 [ 884.666460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.666512][ T32] r10:00000000 r9:84df2f00 r8:80287e08 r7:eacede60 r6:84df2b80 r5:8517c800 [ 884.666536][ T32] r4:00000001 [ 884.666557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.666629][ T32] Exception stack(0xead39fb0 to 0xead39ff8) [ 884.666664][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.666718][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.666750][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.666793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.666820][ T32] r4:845819c0 [ 884.666983][ T32] INFO: task kworker/1:342:4367 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.667029][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.667135][ T32] Workqueue: events bpf_prog_free_deferred [ 884.667186][ T32] Call trace: [ 884.667240][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.667302][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.667337][ T32] r4:00000000 [ 884.667362][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.667407][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.667439][ T32] 1d20: df0cb000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.667481][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.667535][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.667585][ T32] r5:800f0013 r4:80239bb0 [ 884.667611][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.667657][ T32] r4:82ac21e4 [ 884.667679][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.667727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.667764][ T32] r4:dffe1dc0 [ 884.667788][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.667837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.667860][ T32] r4:00000000 [ 884.667907][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.667992][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.668019][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.668065][ T32] r5:00001000 r4:dfeb3000 [ 884.668087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.668130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.668182][ T32] r5:84e5378c r4:84e53400 [ 884.668203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.668264][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.668315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.668371][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.668419][ T32] r4:84e0be80 [ 884.668451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.668529][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.668565][ T32] r4:00000001 [ 884.668609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.668651][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.668691][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.668788][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.691516][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.691584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.691637][ T32] r4:84d87ac0 [ 884.691668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.691712][ T32] INFO: task kworker/1:343:4370 blocked for more than 461 seconds. [ 884.691760][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.691788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.691832][ T32] task:kworker/1:343 state:D stack:0 pid:4370 tgid:4370 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.691906][ T32] Workqueue: events bpf_prog_free_deferred [ 884.691979][ T32] Call trace: [ 884.692034][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.692102][ T32] r10:8291a684 r9:ead3dd84 r8:00000002 r7:60000113 r6:ead3dd8c r5:8517d400 [ 884.692127][ T32] r4:8517d400 [ 884.692156][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.692204][ T32] r5:8517d400 r4:8291a680 [ 884.692225][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.692268][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.692348][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead3de08 [ 884.692401][ T32] r4:00000000 [ 884.692426][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.692487][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.692533][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.692582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84581a80 [ 884.692605][ T32] r4:00000000 [ 884.692634][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.692711][ T32] r9:83018205 r8:8517d400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 884.692738][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.692785][ T32] r5:00001000 r4:e892f000 [ 884.692816][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.692887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.692937][ T32] r5:851b2f8c r4:851b2c00 [ 884.692959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.693016][ T32] r7:ddde2d80 r6:83018200 r5:851b2f8c r4:84df2f80 [ 884.693040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.693092][ T32] r10:61c88647 r9:8517d400 r8:84df2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.693138][ T32] r4:84df2f80 [ 884.693239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.693303][ T32] r10:00000000 r9:84df2f80 r8:80287e08 r7:ead39e60 r6:84df2d00 r5:8517d400 [ 884.693390][ T32] r4:00000001 [ 884.693417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.693478][ T32] Exception stack(0xead3dfb0 to 0xead3dff8) [ 884.693529][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.693565][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.693602][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.693636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.693680][ T32] r4:84581800 [ 884.694037][ T32] INFO: task kworker/1:343:4370 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.694072][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.694172][ T32] Workqueue: events bpf_prog_free_deferred [ 884.694217][ T32] Call trace: [ 884.694248][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.694305][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.694339][ T32] r4:00000000 [ 884.694385][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.694433][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.694464][ T32] 1d20: df511000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.694496][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.694524][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.694549][ T32] r5:800f0013 r4:80239bb0 [ 884.694570][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.694637][ T32] r4:82ac21e4 [ 884.694663][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.694711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.694735][ T32] r4:dffe1dc0 [ 884.694754][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.694799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.694852][ T32] r4:00000000 [ 884.694902][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.694963][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.694986][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.695031][ T32] r5:00001000 r4:dfeb3000 [ 884.695073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.695131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.695192][ T32] r5:84e5378c r4:84e53400 [ 884.695228][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.695303][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.695350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.695412][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.695467][ T32] r4:84e0be80 [ 884.695496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.695547][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.695571][ T32] r4:00000001 [ 884.695590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.695628][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.695668][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.695703][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.695732][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.695763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.695785][ T32] r4:84d87ac0 [ 884.695835][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.695886][ T32] INFO: task kworker/1:344:4371 blocked for more than 461 seconds. [ 884.695920][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.695955][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.695989][ T32] task:kworker/1:344 state:D stack:0 pid:4371 tgid:4371 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.696063][ T32] Workqueue: events bpf_prog_free_deferred [ 884.696109][ T32] Call trace: [ 884.696147][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.696209][ T32] r10:8291a684 r9:ead41d84 r8:00000002 r7:60000013 r6:ead41d8c r5:8517e000 [ 884.696233][ T32] r4:8517e000 [ 884.696253][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.696298][ T32] r5:8517e000 r4:8291a680 [ 884.696318][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.696415][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.696487][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead41e08 [ 884.696537][ T32] r4:00000000 [ 884.696581][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.696638][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.696680][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.696748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84581bc0 [ 884.696776][ T32] r4:00000000 [ 884.696819][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.696892][ T32] r9:83018205 r8:8517e000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 884.696919][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.696965][ T32] r5:00001000 r4:e8977000 [ 884.696985][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.697026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.697093][ T32] r5:851b338c r4:851b3000 [ 884.697117][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.697195][ T32] r7:ddde2d80 r6:83018200 r5:851b338c r4:84dedf00 [ 884.697249][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.697304][ T32] r10:61c88647 r9:8517e000 r8:84dedf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.697327][ T32] r4:84dedf00 [ 884.697397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.697452][ T32] r10:00000000 r9:84dedf00 r8:80287e08 r7:ead3de60 r6:84d86c80 r5:8517e000 [ 884.697477][ T32] r4:00000001 [ 884.697518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.697594][ T32] Exception stack(0xead41fb0 to 0xead41ff8) [ 884.697631][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.697662][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.697691][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.697743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.697790][ T32] r4:84581cc0 [ 884.697944][ T32] INFO: task kworker/1:344:4371 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.697976][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.698065][ T32] Workqueue: events bpf_prog_free_deferred [ 884.698128][ T32] Call trace: [ 884.698166][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.698223][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.698248][ T32] r4:00000000 [ 884.698286][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.698333][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.698387][ T32] 1d20: df511000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.698443][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.698474][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.698500][ T32] r5:800f0013 r4:80239bb0 [ 884.698521][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.698564][ T32] r4:82ac21e4 [ 884.698584][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.698630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.698653][ T32] r4:dffe1dc0 [ 884.698675][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.713207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.713260][ T32] r4:00000000 [ 884.713287][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.713386][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.713411][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.713461][ T32] r5:00001000 r4:dfeb3000 [ 884.713503][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.713551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.713598][ T32] r5:84e5378c r4:84e53400 [ 884.713620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.713672][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.713694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.713745][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.713790][ T32] r4:84e0be80 [ 884.713830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.713885][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.713930][ T32] r4:00000001 [ 884.713975][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.714032][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.714073][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.714105][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.714134][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.714171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.714197][ T32] r4:84d87ac0 [ 884.714253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.714293][ T32] INFO: task kworker/1:345:4373 blocked for more than 461 seconds. [ 884.714351][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.714386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.714410][ T32] task:kworker/1:345 state:D stack:0 pid:4373 tgid:4373 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.714520][ T32] Workqueue: events bpf_prog_free_deferred [ 884.714637][ T32] Call trace: [ 884.714696][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.714818][ T32] r10:8291a684 r9:ead49d84 r8:00000002 r7:60000013 r6:ead49d8c r5:8517a400 [ 884.714847][ T32] r4:8517a400 [ 884.714869][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.714917][ T32] r5:8517a400 r4:8291a680 [ 884.714937][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.715001][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.715075][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead49e08 [ 884.715106][ T32] r4:00000000 [ 884.715129][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.715175][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.715213][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.715259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84581ec0 [ 884.715282][ T32] r4:00000000 [ 884.715323][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.715391][ T32] r9:83018205 r8:8517a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 884.715418][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.715466][ T32] r5:00001000 r4:ea999000 [ 884.715510][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.715587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.715658][ T32] r5:851b378c r4:851b3400 [ 884.715683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.715733][ T32] r7:ddde2d80 r6:83018200 r5:851b378c r4:84deb080 [ 884.715780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.715836][ T32] r10:61c88647 r9:8517a400 r8:84deb0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.715886][ T32] r4:84deb080 [ 884.715916][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.715996][ T32] r10:00000000 r9:84deb080 r8:80287e08 r7:ead41e60 r6:84deb000 r5:8517a400 [ 884.716050][ T32] r4:00000001 [ 884.716091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.716177][ T32] Exception stack(0xead49fb0 to 0xead49ff8) [ 884.716255][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.716292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.716339][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.716375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.716413][ T32] r4:84581940 [ 884.716759][ T32] INFO: task kworker/1:345:4373 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.716804][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.716935][ T32] Workqueue: events bpf_prog_free_deferred [ 884.717010][ T32] Call trace: [ 884.717045][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.717103][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.717151][ T32] r4:00000000 [ 884.717202][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.717249][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.717281][ T32] 1d20: df7b7000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.717349][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.717384][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.717420][ T32] r5:800f0013 r4:80239bb0 [ 884.717446][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.717514][ T32] r4:82ac21e4 [ 884.717539][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.717587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.717611][ T32] r4:dffe1dc0 [ 884.717630][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.717684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.717711][ T32] r4:00000000 [ 884.717733][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.717782][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.717804][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.717868][ T32] r5:00001000 r4:dfeb3000 [ 884.717894][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.717958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.718012][ T32] r5:84e5378c r4:84e53400 [ 884.718034][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.718095][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.718137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.718274][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.718352][ T32] r4:84e0be80 [ 884.718377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.718450][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.718477][ T32] r4:00000001 [ 884.718497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.718558][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.718595][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.718627][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.718656][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.718687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.718711][ T32] r4:84d87ac0 [ 884.718784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.734994][ T32] INFO: task kworker/1:346:4375 blocked for more than 461 seconds. [ 884.735077][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.735115][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.735141][ T32] task:kworker/1:346 state:D stack:0 pid:4375 tgid:4375 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.735229][ T32] Workqueue: events bpf_prog_free_deferred [ 884.735320][ T32] Call trace: [ 884.735355][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.735419][ T32] r10:8291a684 r9:ead4dd84 r8:00000002 r7:60000113 r6:ead4dd8c r5:85174800 [ 884.735445][ T32] r4:85174800 [ 884.735466][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.735512][ T32] r5:85174800 r4:8291a680 [ 884.735533][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.735576][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.735623][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead4de08 [ 884.735647][ T32] r4:00000000 [ 884.735680][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.735750][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.735796][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.735873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9040 [ 884.735921][ T32] r4:00000000 [ 884.735955][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.736011][ T32] r9:83018205 r8:85174800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 884.736034][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.736093][ T32] r5:00001000 r4:ea9a9000 [ 884.736139][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.736217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.736288][ T32] r5:851b3b8c r4:851b3800 [ 884.736334][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.736393][ T32] r7:ddde2d80 r6:83018200 r5:851b3b8c r4:84deb100 [ 884.736436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.736493][ T32] r10:61c88647 r9:85174800 r8:84deb12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.736517][ T32] r4:84deb100 [ 884.736538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.736589][ T32] r10:00000000 r9:84deb100 r8:80287e08 r7:ead49e60 r6:84deb280 r5:85174800 [ 884.736634][ T32] r4:00000001 [ 884.736659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.736734][ T32] Exception stack(0xead4dfb0 to 0xead4dff8) [ 884.736770][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.736802][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.736859][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.736896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.736933][ T32] r4:84581d80 [ 884.737289][ T32] INFO: task kworker/1:346:4375 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.737324][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.737460][ T32] Workqueue: events bpf_prog_free_deferred [ 884.737509][ T32] Call trace: [ 884.737574][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.737633][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.737658][ T32] r4:00000000 [ 884.737700][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.737762][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.737798][ T32] 1d20: dfc2f000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.737831][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.737857][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.737882][ T32] r5:800f0013 r4:80239bb0 [ 884.737918][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.737987][ T32] r4:82ac21e4 [ 884.738020][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.738094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.738147][ T32] r4:dffe1dc0 [ 884.738171][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.738220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.738253][ T32] r4:00000000 [ 884.738305][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.738381][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.738409][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.738456][ T32] r5:00001000 r4:dfeb3000 [ 884.738486][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.738567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.738631][ T32] r5:84e5378c r4:84e53400 [ 884.738661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.738746][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.738833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.749413][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.749462][ T32] r4:84e0be80 [ 884.749486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.749567][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.749610][ T32] r4:00000001 [ 884.749637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.749707][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.749747][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.749780][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.749810][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.749842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.749865][ T32] r4:84d87ac0 [ 884.749889][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.749931][ T32] INFO: task kworker/1:347:4377 blocked for more than 461 seconds. [ 884.749988][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.750019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.750058][ T32] task:kworker/1:347 state:D stack:0 pid:4377 tgid:4377 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.750140][ T32] Workqueue: events bpf_prog_free_deferred [ 884.750203][ T32] Call trace: [ 884.750236][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.750292][ T32] r10:8291a684 r9:ead51d84 r8:00000002 r7:60000013 r6:ead51d8c r5:85170c00 [ 884.750337][ T32] r4:85170c00 [ 884.750372][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.750423][ T32] r5:85170c00 r4:8291a680 [ 884.750445][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.750488][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.750535][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead51e08 [ 884.750559][ T32] r4:00000000 [ 884.750578][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.750615][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.750655][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.750717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d91c0 [ 884.750764][ T32] r4:00000000 [ 884.750789][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.750841][ T32] r9:83018205 r8:85170c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 884.750905][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.750955][ T32] r5:00001000 r4:ea9c7000 [ 884.750978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.751021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.751081][ T32] r5:851b3f8c r4:851b3c00 [ 884.751105][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.751161][ T32] r7:ddde2d80 r6:83018200 r5:851b3f8c r4:84deb180 [ 884.751183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.751235][ T32] r10:61c88647 r9:85170c00 r8:84deb1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.751291][ T32] r4:84deb180 [ 884.751319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.751371][ T32] r10:00000000 r9:84deb180 r8:80287e08 r7:ead4de60 r6:84deb300 r5:85170c00 [ 884.751421][ T32] r4:00000001 [ 884.751449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.751489][ T32] Exception stack(0xead51fb0 to 0xead51ff8) [ 884.751518][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.751549][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.751578][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.751637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.751667][ T32] r4:847d92c0 [ 884.752019][ T32] INFO: task kworker/1:347:4377 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.752074][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.752174][ T32] Workqueue: events bpf_prog_free_deferred [ 884.752222][ T32] Call trace: [ 884.752299][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.752360][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.752385][ T32] r4:00000000 [ 884.752430][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.752481][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.752513][ T32] 1d20: dff8f000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.752558][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.752612][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.752671][ T32] r5:800f0013 r4:80239bb0 [ 884.752696][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.752767][ T32] r4:82ac21e4 [ 884.752791][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.752841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.752864][ T32] r4:dffe1dc0 [ 884.752904][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.752959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.752982][ T32] r4:00000000 [ 884.753003][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.753073][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.753100][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.753160][ T32] r5:00001000 r4:dfeb3000 [ 884.753185][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.753230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.753275][ T32] r5:84e5378c r4:84e53400 [ 884.753308][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.753386][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.753414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.753468][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.753491][ T32] r4:84e0be80 [ 884.753511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.753588][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.753617][ T32] r4:00000001 [ 884.753658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.753701][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.753731][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.753762][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.753791][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.753848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.753876][ T32] r4:84d87ac0 [ 884.753897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.753922][ T32] INFO: task kworker/1:348:4379 blocked for more than 461 seconds. [ 884.753960][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.753989][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.754039][ T32] task:kworker/1:348 state:D stack:0 pid:4379 tgid:4379 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.754102][ T32] Workqueue: events bpf_prog_free_deferred [ 884.754153][ T32] Call trace: [ 884.754185][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.754238][ T32] r10:8291a684 r9:ead45d84 r8:00000002 r7:60000113 r6:ead45d8c r5:85180000 [ 884.754284][ T32] r4:85180000 [ 884.754309][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.754355][ T32] r5:85180000 r4:8291a680 [ 884.754397][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.754443][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.754518][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead45e08 [ 884.754567][ T32] r4:00000000 [ 884.754594][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.754632][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.754669][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.754714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d93c0 [ 884.754739][ T32] r4:00000000 [ 884.754769][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.754822][ T32] r9:83018205 r8:85180000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 884.754844][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.754890][ T32] r5:00001000 r4:ea9eb000 [ 884.754919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.754965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.755036][ T32] r5:851bc38c r4:851bc000 [ 884.755060][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.755111][ T32] r7:ddde2d80 r6:83018200 r5:851bc38c r4:84deb380 [ 884.755159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.755214][ T32] r10:61c88647 r9:85180000 r8:84deb3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.755240][ T32] r4:84deb380 [ 884.755289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.755346][ T32] r10:00000000 r9:84deb380 r8:80287e08 r7:ead51e60 r6:84deb480 r5:85180000 [ 884.755393][ T32] r4:00000001 [ 884.755421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.755473][ T32] Exception stack(0xead45fb0 to 0xead45ff8) [ 884.755505][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 884.755567][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.755599][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.755643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.755682][ T32] r4:847d9180 [ 884.755860][ T32] INFO: task kworker/1:348:4379 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.755893][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.756011][ T32] Workqueue: events bpf_prog_free_deferred [ 884.756088][ T32] Call trace: [ 884.756151][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.756212][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.756255][ T32] r4:00000000 [ 884.756280][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.756323][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.756395][ T32] 1d20: dff8f000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.756460][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.756493][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.756520][ T32] r5:800f0013 r4:80239bb0 [ 884.756541][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.756606][ T32] r4:82ac21e4 [ 884.756630][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.756678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.756712][ T32] r4:dffe1dc0 [ 884.756735][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.756782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.756816][ T32] r4:00000000 [ 884.756840][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.756899][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.756945][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.756996][ T32] r5:00001000 r4:dfeb3000 [ 884.757018][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.757091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.757142][ T32] r5:84e5378c r4:84e53400 [ 884.757297][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.757396][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.757445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.757526][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.757560][ T32] r4:84e0be80 [ 884.757582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.757660][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.757691][ T32] r4:00000001 [ 884.757712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.757768][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.757811][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.757845][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.757874][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.757925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.757966][ T32] r4:84d87ac0 [ 884.757990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.758029][ T32] INFO: task kworker/1:349:4381 blocked for more than 461 seconds. [ 884.758062][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.758088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.758110][ T32] task:kworker/1:349 state:D stack:0 pid:4381 tgid:4381 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.758164][ T32] Workqueue: events bpf_prog_free_deferred [ 884.758208][ T32] Call trace: [ 884.758238][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.758291][ T32] r10:8291a684 r9:ead55d84 r8:00000002 r7:60000013 r6:ead55d8c r5:85180c00 [ 884.758315][ T32] r4:85180c00 [ 884.758335][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.758381][ T32] r5:85180c00 r4:8291a680 [ 884.758401][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.758474][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.758529][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead55e08 [ 884.758563][ T32] r4:00000000 [ 884.758587][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.758637][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.758675][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.758721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9780 [ 884.758818][ T32] r4:00000000 [ 884.782204][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.782340][ T32] r9:83018205 r8:85180c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 884.782374][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.782427][ T32] r5:00001000 r4:eaab3000 [ 884.782450][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.782493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.782550][ T32] r5:851bcb8c r4:851bc800 [ 884.782575][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.782630][ T32] r7:ddde2d80 r6:83018200 r5:851bcb8c r4:84deb200 [ 884.782677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.782734][ T32] r10:61c88647 r9:85180c00 r8:84deb22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.782758][ T32] r4:84deb200 [ 884.782779][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.782830][ T32] r10:00000000 r9:84deb200 r8:80287e08 r7:ead45e60 r6:84deb580 r5:85180c00 [ 884.782854][ T32] r4:00000001 [ 884.782916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.782962][ T32] Exception stack(0xead55fb0 to 0xead55ff8) [ 884.782997][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 884.783029][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.783058][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.783089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.783113][ T32] r4:847d9380 [ 884.783483][ T32] INFO: task kworker/1:349:4381 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.783520][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.783727][ T32] Workqueue: events bpf_prog_free_deferred [ 884.783783][ T32] Call trace: [ 884.783818][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.783880][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.783905][ T32] r4:00000000 [ 884.783949][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.783999][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.784045][ T32] 1d20: e0426000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.784105][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.784137][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.784173][ T32] r5:800f0013 r4:80239bb0 [ 884.784213][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.784263][ T32] r4:82ac21e4 [ 884.784285][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.784333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.784366][ T32] r4:dffe1dc0 [ 884.784390][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.784447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.784471][ T32] r4:00000000 [ 884.784492][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.784565][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.784595][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.784649][ T32] r5:00001000 r4:dfeb3000 [ 884.784683][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.784732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.784782][ T32] r5:84e5378c r4:84e53400 [ 884.784803][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.784886][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.784939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.784998][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.785024][ T32] r4:84e0be80 [ 884.785045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.785099][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.785123][ T32] r4:00000001 [ 884.785155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.785212][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.785246][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.785291][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.785323][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.785377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.785429][ T32] r4:84d87ac0 [ 884.785458][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.785489][ T32] INFO: task kworker/1:350:4383 blocked for more than 461 seconds. [ 884.785534][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.785565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.785588][ T32] task:kworker/1:350 state:D stack:0 pid:4383 tgid:4383 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.785636][ T32] Workqueue: events bpf_prog_free_deferred [ 884.785734][ T32] Call trace: [ 884.785766][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.785839][ T32] r10:8291a684 r9:ead59d84 r8:00000002 r7:60000113 r6:ead59d8c r5:85181800 [ 884.785886][ T32] r4:85181800 [ 884.785911][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.785980][ T32] r5:85181800 r4:8291a680 [ 884.786004][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.786070][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.786127][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead59e08 [ 884.786156][ T32] r4:00000000 [ 884.786177][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.786214][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.786260][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.786311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9540 [ 884.786359][ T32] r4:00000000 [ 884.786383][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.786432][ T32] r9:83018205 r8:85181800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 884.786455][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.786499][ T32] r5:00001000 r4:eaa0d000 [ 884.786518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.786579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.786637][ T32] r5:851bc78c r4:851bc400 [ 884.786660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.786712][ T32] r7:ddde2d80 r6:83018200 r5:851bc78c r4:84deb400 [ 884.786755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.786809][ T32] r10:61c88647 r9:85181800 r8:84deb42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.786854][ T32] r4:84deb400 [ 884.786898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.786958][ T32] r10:00000000 r9:84deb400 r8:80287e08 r7:ead55e60 r6:84deb680 r5:85181800 [ 884.787006][ T32] r4:00000001 [ 884.787034][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.787083][ T32] Exception stack(0xead59fb0 to 0xead59ff8) [ 884.787115][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.787150][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.787204][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.787249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.787291][ T32] r4:847d9500 [ 884.787478][ T32] INFO: task kworker/1:350:4383 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.787538][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.787600][ T32] Workqueue: events bpf_prog_free_deferred [ 884.787664][ T32] Call trace: [ 884.787737][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.787828][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.787900][ T32] r4:00000000 [ 884.787963][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.788030][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.788070][ T32] 1d20: e0426000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.788111][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.788177][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.788226][ T32] r5:800f0013 r4:80239bb0 [ 884.788267][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.788315][ T32] r4:82ac21e4 [ 884.788336][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.788382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.788406][ T32] r4:dffe1dc0 [ 884.788425][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.788491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.788518][ T32] r4:00000000 [ 884.788539][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.788588][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.788633][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.788683][ T32] r5:00001000 r4:dfeb3000 [ 884.788725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.806946][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.807089][ T32] r5:84e5378c r4:84e53400 [ 884.807155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.807223][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.807247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.807299][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.807323][ T32] r4:84e0be80 [ 884.807354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.807412][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.807435][ T32] r4:00000001 [ 884.807455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.807496][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.807530][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.807561][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.807589][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.807652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.807682][ T32] r4:84d87ac0 [ 884.807709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.807741][ T32] INFO: task kworker/1:351:4385 blocked for more than 461 seconds. [ 884.807775][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.807801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.807838][ T32] task:kworker/1:351 state:D stack:0 pid:4385 tgid:4385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.807902][ T32] Workqueue: events bpf_prog_free_deferred [ 884.807948][ T32] Call trace: [ 884.808000][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.808082][ T32] r10:8291a684 r9:ead5dd84 r8:00000002 r7:60000013 r6:ead5dd8c r5:85182400 [ 884.808112][ T32] r4:85182400 [ 884.808142][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.808203][ T32] r5:85182400 r4:8291a680 [ 884.808224][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.808300][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.808352][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead5de08 [ 884.808396][ T32] r4:00000000 [ 884.808420][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.808458][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.808500][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.808545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9880 [ 884.808568][ T32] r4:00000000 [ 884.808588][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.808639][ T32] r9:83018205 r8:85182400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 884.808661][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.808715][ T32] r5:00001000 r4:eaac9000 [ 884.808804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.813415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.813496][ T32] r5:851bcf8c r4:851bcc00 [ 884.813537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.813596][ T32] r7:ddde2d80 r6:83018200 r5:851bcf8c r4:84deb500 [ 884.813631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.813688][ T32] r10:61c88647 r9:85182400 r8:84deb52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.813772][ T32] r4:84deb500 [ 884.813798][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.813883][ T32] r10:00000000 r9:84deb500 r8:80287e08 r7:ead55e60 r6:84deb700 r5:85182400 [ 884.813936][ T32] r4:00000001 [ 884.813961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.814051][ T32] Exception stack(0xead5dfb0 to 0xead5dff8) [ 884.814134][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.814191][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.814236][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.814273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.814316][ T32] r4:847d9680 [ 884.814666][ T32] INFO: task kworker/1:351:4385 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.814702][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.814771][ T32] Workqueue: events bpf_prog_free_deferred [ 884.814819][ T32] Call trace: [ 884.814851][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.814908][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.814933][ T32] r4:00000000 [ 884.814953][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.814995][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.815026][ T32] 1d20: e08f1000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.815059][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.815102][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.815133][ T32] r5:800f0013 r4:80239bb0 [ 884.815180][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.815230][ T32] r4:82ac21e4 [ 884.815251][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.815298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.815321][ T32] r4:dffe1dc0 [ 884.815341][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.815387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.815452][ T32] r4:00000000 [ 884.815478][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.815532][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.815555][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.815620][ T32] r5:00001000 r4:dfeb3000 [ 884.815645][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.815690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.815736][ T32] r5:84e5378c r4:84e53400 [ 884.815757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.815827][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.815860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.815912][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.815950][ T32] r4:84e0be80 [ 884.815977][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.816037][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.816062][ T32] r4:00000001 [ 884.816090][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.816133][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.816178][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.816214][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.816243][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.816275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.816334][ T32] r4:84d87ac0 [ 884.816360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.816414][ T32] INFO: task kworker/1:352:4387 blocked for more than 461 seconds. [ 884.816453][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.816486][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.816509][ T32] task:kworker/1:352 state:D stack:0 pid:4387 tgid:4387 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.816557][ T32] Workqueue: events bpf_prog_free_deferred [ 884.816630][ T32] Call trace: [ 884.816682][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.816770][ T32] r10:8291a684 r9:ead65d84 r8:00000002 r7:60000013 r6:ead65d8c r5:85183c00 [ 884.816827][ T32] r4:85183c00 [ 884.816851][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.816912][ T32] r5:85183c00 r4:8291a680 [ 884.816935][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.816993][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.817044][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead65e08 [ 884.817068][ T32] r4:00000000 [ 884.817088][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.817159][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.817231][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.817290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9c80 [ 884.817316][ T32] r4:00000000 [ 884.817416][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.817528][ T32] r9:83018205 r8:85183c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 884.817582][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.817657][ T32] r5:00001000 r4:eabbd000 [ 884.817684][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.817748][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.817807][ T32] r5:851bd78c r4:851bd400 [ 884.817828][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.817879][ T32] r7:ddde2d80 r6:83018200 r5:851bd78c r4:84deb600 [ 884.817901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.817973][ T32] r10:61c88647 r9:85183c00 r8:84deb62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.818014][ T32] r4:84deb600 [ 884.818037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.818116][ T32] r10:00000000 r9:84deb600 r8:80287e08 r7:ead5de60 r6:84deb880 r5:85183c00 [ 884.818168][ T32] r4:00000001 [ 884.818205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.818268][ T32] Exception stack(0xead65fb0 to 0xead65ff8) [ 884.818312][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 884.818347][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.818392][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.818427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.818460][ T32] r4:847d9840 [ 884.818638][ T32] INFO: task kworker/1:352:4387 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.818676][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.834635][ T32] Workqueue: events bpf_prog_free_deferred [ 884.834741][ T32] Call trace: [ 884.834776][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.834842][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.834868][ T32] r4:00000000 [ 884.834908][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.834963][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.834997][ T32] 1d20: e0d6e000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.835030][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.835057][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.835106][ T32] r5:800f0013 r4:80239bb0 [ 884.835131][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.835185][ T32] r4:82ac21e4 [ 884.835207][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.835255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.835300][ T32] r4:dffe1dc0 [ 884.835325][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.835373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.835396][ T32] r4:00000000 [ 884.835416][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.835485][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.835512][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.835559][ T32] r5:00001000 r4:dfeb3000 [ 884.835580][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.835623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.835692][ T32] r5:84e5378c r4:84e53400 [ 884.835716][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.835791][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.835839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.835916][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.835945][ T32] r4:84e0be80 [ 884.835987][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.836044][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.836098][ T32] r4:00000001 [ 884.836123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.836170][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.836235][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.836272][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.836303][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.836334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.836381][ T32] r4:84d87ac0 [ 884.836410][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.836463][ T32] INFO: task kworker/1:353:4389 blocked for more than 461 seconds. [ 884.836506][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.836552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.836599][ T32] task:kworker/1:353 state:D stack:0 pid:4389 tgid:4389 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.836691][ T32] Workqueue: events bpf_prog_free_deferred [ 884.836780][ T32] Call trace: [ 884.836820][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.836889][ T32] r10:8291a684 r9:ead6dd84 r8:00000002 r7:60000113 r6:ead6dd8c r5:851e3c00 [ 884.836937][ T32] r4:851e3c00 [ 884.836962][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.837031][ T32] r5:851e3c00 r4:8291a680 [ 884.837076][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.837127][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.837206][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead6de08 [ 884.837239][ T32] r4:00000000 [ 884.837260][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.837299][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.837362][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.837413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9b00 [ 884.837466][ T32] r4:00000000 [ 884.837492][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.837544][ T32] r9:83018205 r8:851e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 884.837587][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.837637][ T32] r5:00001000 r4:eaae1000 [ 884.837658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.837700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.837747][ T32] r5:851bd38c r4:851bd000 [ 884.837767][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.837837][ T32] r7:ddde2d80 r6:83018200 r5:851bd38c r4:84deb780 [ 884.837863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.837915][ T32] r10:61c88647 r9:851e3c00 r8:84deb7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.837958][ T32] r4:84deb780 [ 884.837981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.838034][ T32] r10:00000000 r9:84deb780 r8:80287e08 r7:ead65e60 r6:84e16080 r5:851e3c00 [ 884.838057][ T32] r4:00000001 [ 884.838078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.838136][ T32] Exception stack(0xead6dfb0 to 0xead6dff8) [ 884.838174][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.838214][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.838246][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.838302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.838370][ T32] r4:847d9c00 [ 884.838835][ T32] INFO: task kworker/1:353:4389 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.851539][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.851641][ T32] Workqueue: events bpf_prog_free_deferred [ 884.851706][ T32] Call trace: [ 884.851739][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.851802][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.851827][ T32] r4:00000000 [ 884.851860][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.851910][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.851943][ T32] 1d20: e1125000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.851976][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.852029][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.852084][ T32] r5:800f0013 r4:80239bb0 [ 884.852125][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.852246][ T32] r4:82ac21e4 [ 884.852298][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.852359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.852388][ T32] r4:dffe1dc0 [ 884.852410][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.852457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.852480][ T32] r4:00000000 [ 884.852523][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.852585][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.852622][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.852699][ T32] r5:00001000 r4:dfeb3000 [ 884.852738][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.852844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.852896][ T32] r5:84e5378c r4:84e53400 [ 884.852919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.852971][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.852992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.853043][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.853068][ T32] r4:84e0be80 [ 884.853088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.853181][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.853214][ T32] r4:00000001 [ 884.853259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.853304][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.853376][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.853424][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.853455][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.853487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.853511][ T32] r4:84d87ac0 [ 884.853535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.853565][ T32] INFO: task kworker/1:354:4391 blocked for more than 461 seconds. [ 884.853609][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.853659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.853686][ T32] task:kworker/1:354 state:D stack:0 pid:4391 tgid:4391 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.853764][ T32] Workqueue: events bpf_prog_free_deferred [ 884.853829][ T32] Call trace: [ 884.853904][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.853962][ T32] r10:8291a684 r9:ead75d84 r8:00000002 r7:60000113 r6:ead75d8c r5:851e1800 [ 884.853987][ T32] r4:851e1800 [ 884.854009][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.854080][ T32] r5:851e1800 r4:8291a680 [ 884.854113][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.854170][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.854220][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead75e08 [ 884.854254][ T32] r4:00000000 [ 884.854280][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.854335][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.854391][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.854455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9d40 [ 884.854501][ T32] r4:00000000 [ 884.854525][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.854580][ T32] r9:83018205 r8:851e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 884.854616][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.854687][ T32] r5:00001000 r4:eabdb000 [ 884.854732][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.854781][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.854840][ T32] r5:851bdb8c r4:851bd800 [ 884.854865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.854916][ T32] r7:ddde2d80 r6:83018200 r5:851bdb8c r4:84deb980 [ 884.854950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.855005][ T32] r10:61c88647 r9:851e1800 r8:84deb9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.855029][ T32] r4:84deb980 [ 884.855070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.855124][ T32] r10:00000000 r9:84deb980 r8:80287e08 r7:ead65e60 r6:84e16200 r5:851e1800 [ 884.855153][ T32] r4:00000001 [ 884.855173][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.855261][ T32] Exception stack(0xead75fb0 to 0xead75ff8) [ 884.855315][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 884.855352][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.855381][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.855412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.855456][ T32] r4:847d9c40 [ 884.855818][ T32] INFO: task kworker/1:354:4391 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.855854][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.855976][ T32] Workqueue: events bpf_prog_free_deferred [ 884.856024][ T32] Call trace: [ 884.856120][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.856199][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.856227][ T32] r4:00000000 [ 884.856248][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.856312][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.856346][ T32] 1d20: e1125000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.856387][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.856434][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.856462][ T32] r5:800f0013 r4:80239bb0 [ 884.856484][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.856538][ T32] r4:82ac21e4 [ 884.856567][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.856637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.856666][ T32] r4:dffe1dc0 [ 884.856687][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.856733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.856757][ T32] r4:00000000 [ 884.856777][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.856856][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.856882][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.856928][ T32] r5:00001000 r4:dfeb3000 [ 884.856949][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.856990][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.857036][ T32] r5:84e5378c r4:84e53400 [ 884.857073][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.857150][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.857247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.857304][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.857396][ T32] r4:84e0be80 [ 884.857436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.857517][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.857545][ T32] r4:00000001 [ 884.857596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.857640][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.857671][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.857770][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.857803][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.857835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.857860][ T32] r4:84d87ac0 [ 884.857881][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.857907][ T32] INFO: task kworker/1:355:4393 blocked for more than 461 seconds. [ 884.857951][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.857980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.858023][ T32] task:kworker/1:355 state:D stack:0 pid:4393 tgid:4393 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.858118][ T32] Workqueue: events bpf_prog_free_deferred [ 884.858186][ T32] Call trace: [ 884.858234][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.858290][ T32] r10:8291a684 r9:ead7dd84 r8:00000002 r7:60000113 r6:ead7dd8c r5:851e6000 [ 884.858327][ T32] r4:851e6000 [ 884.858356][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.858404][ T32] r5:851e6000 r4:8291a680 [ 884.858446][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.858503][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.858555][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead7de08 [ 884.858578][ T32] r4:00000000 [ 884.858598][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.858634][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.858673][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.858719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9ec0 [ 884.858810][ T32] r4:00000000 [ 884.877860][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.877963][ T32] r9:83018205 r8:851e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 884.877992][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.878044][ T32] r5:00001000 r4:eabe9000 [ 884.878079][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.878135][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.878204][ T32] r5:851bdf8c r4:851bdc00 [ 884.878231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.878287][ T32] r7:ddde2d80 r6:83018200 r5:851bdf8c r4:84deb900 [ 884.878334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.878482][ T32] r10:61c88647 r9:851e6000 r8:84deb92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.878552][ T32] r4:84deb900 [ 884.878587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.878671][ T32] r10:00000000 r9:84deb900 r8:80287e08 r7:ead75e60 r6:84e16100 r5:851e6000 [ 884.878709][ T32] r4:00000001 [ 884.878799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.879245][ T32] Exception stack(0xead7dfb0 to 0xead7dff8) [ 884.879302][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.879348][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.879387][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.879436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.879469][ T32] r4:847d9c00 [ 884.879862][ T32] INFO: task kworker/1:355:4393 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.879914][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.880030][ T32] Workqueue: events bpf_prog_free_deferred [ 884.880105][ T32] Call trace: [ 884.880146][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.880218][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.880245][ T32] r4:00000000 [ 884.880267][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.880323][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.880361][ T32] 1d20: e15f1000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.880427][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.880461][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.880490][ T32] r5:800f0013 r4:80239bb0 [ 884.880513][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.880582][ T32] r4:82ac21e4 [ 884.880609][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.880683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.880781][ T32] r4:dffe1dc0 [ 884.880805][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.880854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.880877][ T32] r4:00000000 [ 884.880898][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.880948][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.880993][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.881067][ T32] r5:00001000 r4:dfeb3000 [ 884.881135][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.881196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.881268][ T32] r5:84e5378c r4:84e53400 [ 884.881295][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.881400][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.881428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.881482][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.881527][ T32] r4:84e0be80 [ 884.881574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.881631][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.881661][ T32] r4:00000001 [ 884.881683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.881726][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.881769][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.881820][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.881869][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.881980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.882009][ T32] r4:84d87ac0 [ 884.882052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.882101][ T32] INFO: task kworker/1:356:4394 blocked for more than 461 seconds. [ 884.882138][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.882201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.882258][ T32] task:kworker/1:356 state:D stack:0 pid:4394 tgid:4394 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.882312][ T32] Workqueue: events bpf_prog_free_deferred [ 884.882376][ T32] Call trace: [ 884.882414][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.882489][ T32] r10:8291a684 r9:ead81d84 r8:00000002 r7:60000113 r6:ead81d8c r5:851e4800 [ 884.882533][ T32] r4:851e4800 [ 884.882575][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.882625][ T32] r5:851e4800 r4:8291a680 [ 884.882671][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.882748][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.882800][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead81e08 [ 884.882824][ T32] r4:00000000 [ 884.882854][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.882896][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.882954][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.883005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9680 [ 884.883030][ T32] r4:00000000 [ 884.883050][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.883108][ T32] r9:83018205 r8:851e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 884.883134][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.883199][ T32] r5:00001000 r4:eabf7000 [ 884.883245][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.883292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.883337][ T32] r5:851be38c r4:851be000 [ 884.883373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.883427][ T32] r7:ddde2d80 r6:83018200 r5:851be38c r4:84deba00 [ 884.883451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.883517][ T32] r10:61c88647 r9:851e4800 r8:84deba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.883545][ T32] r4:84deba00 [ 884.883565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.883631][ T32] r10:00000000 r9:84deba00 r8:80287e08 r7:ead7de60 r6:84e16180 r5:851e4800 [ 884.883679][ T32] r4:00000001 [ 884.883723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.883765][ T32] Exception stack(0xead81fb0 to 0xead81ff8) [ 884.883795][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.883827][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.883856][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.883907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.883952][ T32] r4:847d9c00 [ 884.884181][ T32] INFO: task kworker/1:356:4394 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.884243][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.884305][ T32] Workqueue: events bpf_prog_free_deferred [ 884.884359][ T32] Call trace: [ 884.884415][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.884475][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.884542][ T32] r4:00000000 [ 884.884602][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.884648][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.884680][ T32] 1d20: e15f1000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.884712][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.884739][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.884764][ T32] r5:800f0013 r4:80239bb0 [ 884.884806][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.884854][ T32] r4:82ac21e4 [ 884.884908][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.884965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.885008][ T32] r4:dffe1dc0 [ 884.885032][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.885095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.885143][ T32] r4:00000000 [ 884.885172][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.885247][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.885279][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.885326][ T32] r5:00001000 r4:dfeb3000 [ 884.885370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.885415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.885461][ T32] r5:84e5378c r4:84e53400 [ 884.885508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.885570][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.885594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.885645][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.885691][ T32] r4:84e0be80 [ 884.885715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.885790][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.885827][ T32] r4:00000001 [ 884.885851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.885912][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.885949][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.885982][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.886010][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.886041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.886064][ T32] r4:84d87ac0 [ 884.886105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.886135][ T32] INFO: task kworker/1:357:4397 blocked for more than 461 seconds. [ 884.886172][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.886215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.886309][ T32] task:kworker/1:357 state:D stack:0 pid:4397 tgid:4397 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.886362][ T32] Workqueue: events bpf_prog_free_deferred [ 884.886405][ T32] Call trace: [ 884.886445][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.886498][ T32] r10:8291a684 r9:ead8dd84 r8:00000002 r7:60000113 r6:ead8dd8c r5:851e5400 [ 884.886567][ T32] r4:851e5400 [ 884.886593][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.886662][ T32] r5:851e5400 r4:8291a680 [ 884.886687][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.886731][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.886778][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead8de08 [ 884.886801][ T32] r4:00000000 [ 884.886841][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.886884][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.886923][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.886968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e2200 [ 884.886991][ T32] r4:00000000 [ 884.887034][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.887088][ T32] r9:83018205 r8:851e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 884.887132][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.887189][ T32] r5:00001000 r4:eac55000 [ 884.887211][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.887255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.887301][ T32] r5:851beb8c r4:851be800 [ 884.887321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.887370][ T32] r7:ddde2d80 r6:83018200 r5:851beb8c r4:84deb800 [ 884.887391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.887441][ T32] r10:61c88647 r9:851e5400 r8:84deb82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.887464][ T32] r4:84deb800 [ 884.887483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.887532][ T32] r10:00000000 r9:84deb800 r8:80287e08 r7:ead81e60 r6:84e16280 r5:851e5400 [ 884.887578][ T32] r4:00000001 [ 884.887609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.887675][ T32] Exception stack(0xead8dfb0 to 0xead8dff8) [ 884.887720][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.887756][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.887787][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.887819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.887865][ T32] r4:84c27d40 [ 884.888059][ T32] INFO: task kworker/1:357:4397 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.888114][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.888212][ T32] Workqueue: events bpf_prog_free_deferred [ 884.888289][ T32] Call trace: [ 884.888347][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.888412][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.888439][ T32] r4:00000000 [ 884.888462][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.888507][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.888538][ T32] 1d20: e15f1000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.888602][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.888636][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.888663][ T32] r5:800f0013 r4:80239bb0 [ 884.888685][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.915253][ T32] r4:82ac21e4 [ 884.915305][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.915381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.915407][ T32] r4:dffe1dc0 [ 884.915480][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.915556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.915584][ T32] r4:00000000 [ 884.915606][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.915658][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.915681][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.915731][ T32] r5:00001000 r4:dfeb3000 [ 884.915762][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.915809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.915860][ T32] r5:84e5378c r4:84e53400 [ 884.915884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.915939][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.915962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.916014][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.916038][ T32] r4:84e0be80 [ 884.916058][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.916110][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.916141][ T32] r4:00000001 [ 884.916170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.916223][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.916263][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.916296][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.916324][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.916377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.916406][ T32] r4:84d87ac0 [ 884.916431][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.916471][ T32] INFO: task kworker/1:358:4399 blocked for more than 461 seconds. [ 884.916509][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.916557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.916607][ T32] task:kworker/1:358 state:D stack:0 pid:4399 tgid:4399 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.916672][ T32] Workqueue: events bpf_prog_free_deferred [ 884.916719][ T32] Call trace: [ 884.916777][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.916856][ T32] r10:8291a684 r9:ead95d84 r8:00000002 r7:60000113 r6:ead95d8c r5:851e2400 [ 884.916889][ T32] r4:851e2400 [ 884.916911][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.916958][ T32] r5:851e2400 r4:8291a680 [ 884.916979][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.917021][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.917085][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead95e08 [ 884.917112][ T32] r4:00000000 [ 884.917133][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.917179][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.917217][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.917263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e2000 [ 884.917286][ T32] r4:00000000 [ 884.917307][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.917416][ T32] r9:83018205 r8:851e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 884.917462][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.917523][ T32] r5:00001000 r4:eac01000 [ 884.917545][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.917587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.917633][ T32] r5:851be78c r4:851be400 [ 884.917653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.917702][ T32] r7:ddde2d80 r6:83018200 r5:851be78c r4:84debb00 [ 884.917737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.917793][ T32] r10:61c88647 r9:851e2400 r8:84debb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.917817][ T32] r4:84debb00 [ 884.917868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.917923][ T32] r10:00000000 r9:84debb00 r8:80287e08 r7:ead8de60 r6:84e16300 r5:851e2400 [ 884.917960][ T32] r4:00000001 [ 884.918004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.918047][ T32] Exception stack(0xead95fb0 to 0xead95ff8) [ 884.918078][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 884.918109][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.918138][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.918175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.918199][ T32] r4:847e2240 [ 884.918598][ T32] INFO: task kworker/1:358:4399 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.918636][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.918696][ T32] Workqueue: events bpf_prog_free_deferred [ 884.918798][ T32] Call trace: [ 884.929231][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.929327][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.929402][ T32] r4:00000000 [ 884.929425][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.929473][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.929515][ T32] 1d20: e1e8e000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.929548][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.929576][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.929620][ T32] r5:800f0013 r4:80239bb0 [ 884.929682][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.929737][ T32] r4:82ac21e4 [ 884.929760][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.929808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.929833][ T32] r4:dffe1dc0 [ 884.929872][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.929929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.929953][ T32] r4:00000000 [ 884.929975][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.930026][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.930072][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.930160][ T32] r5:00001000 r4:dfeb3000 [ 884.930209][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.930258][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.930307][ T32] r5:84e5378c r4:84e53400 [ 884.930358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.930421][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.930466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.930523][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.930549][ T32] r4:84e0be80 [ 884.930616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.930673][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.930718][ T32] r4:00000001 [ 884.930749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.930789][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.930818][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.930871][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.930906][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.930939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.930963][ T32] r4:84d87ac0 [ 884.930987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.931018][ T32] INFO: task kworker/1:359:4401 blocked for more than 461 seconds. [ 884.931052][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.931094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.931122][ T32] task:kworker/1:359 state:D stack:0 pid:4401 tgid:4401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.931211][ T32] Workqueue: events bpf_prog_free_deferred [ 884.931259][ T32] Call trace: [ 884.931336][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.931418][ T32] r10:8291a684 r9:ead9dd84 r8:00000002 r7:60000113 r6:ead9dd8c r5:8517ec00 [ 884.931467][ T32] r4:8517ec00 [ 884.931492][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.931540][ T32] r5:8517ec00 r4:8291a680 [ 884.931618][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.931666][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.931715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead9de08 [ 884.931739][ T32] r4:00000000 [ 884.931759][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.931807][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.931857][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.931913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e22c0 [ 884.931981][ T32] r4:00000000 [ 884.932006][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.932055][ T32] r9:83018205 r8:8517ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 884.932105][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.932169][ T32] r5:00001000 r4:eac71000 [ 884.932192][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.932235][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.932302][ T32] r5:851bef8c r4:851bec00 [ 884.932328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.932403][ T32] r7:ddde2d80 r6:83018200 r5:851bef8c r4:84deba80 [ 884.932450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.932529][ T32] r10:61c88647 r9:8517ec00 r8:84debaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.932557][ T32] r4:84deba80 [ 884.932578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.932630][ T32] r10:00000000 r9:84deba80 r8:80287e08 r7:ead8de60 r6:84e16380 r5:8517ec00 [ 884.932653][ T32] r4:00000001 [ 884.932673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.932711][ T32] Exception stack(0xead9dfb0 to 0xead9dff8) [ 884.932759][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.932794][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.932833][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.932868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.932892][ T32] r4:847e2240 [ 884.933267][ T32] INFO: task kworker/1:359:4401 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.933304][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.933399][ T32] Workqueue: events bpf_prog_free_deferred [ 884.933471][ T32] Call trace: [ 884.933553][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.933613][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.933639][ T32] r4:00000000 [ 884.933659][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.933701][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.933732][ T32] 1d20: e1e8e000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.933763][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.933813][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.933864][ T32] r5:800f0013 r4:80239bb0 [ 884.933889][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.933934][ T32] r4:82ac21e4 [ 884.933963][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.934022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.934049][ T32] r4:dffe1dc0 [ 884.934070][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.934117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.934141][ T32] r4:00000000 [ 884.934179][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.934233][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.934265][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.934314][ T32] r5:00001000 r4:dfeb3000 [ 884.934347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.934393][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.934439][ T32] r5:84e5378c r4:84e53400 [ 884.934476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.934551][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.934609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.934673][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.934712][ T32] r4:84e0be80 [ 884.934756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.934811][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.934837][ T32] r4:00000001 [ 884.934857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.934915][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.934953][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.935004][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.935037][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.935068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.935092][ T32] r4:84d87ac0 [ 884.935114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.935183][ T32] INFO: task kworker/1:360:4404 blocked for more than 461 seconds. [ 884.935231][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.935281][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.935306][ T32] task:kworker/1:360 state:D stack:0 pid:4404 tgid:4404 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.935356][ T32] Workqueue: events bpf_prog_free_deferred [ 884.935397][ T32] Call trace: [ 884.935427][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.935479][ T32] r10:8291a684 r9:eada9d84 r8:00000002 r7:60000013 r6:eada9d8c r5:84f28c00 [ 884.935503][ T32] r4:84f28c00 [ 884.935524][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.935570][ T32] r5:84f28c00 r4:8291a680 [ 884.935591][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.935639][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.935688][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada9e08 [ 884.935712][ T32] r4:00000000 [ 884.935753][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.935796][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.935834][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.935879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e2400 [ 884.935902][ T32] r4:00000000 [ 884.935922][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.935971][ T32] r9:83018205 r8:84f28c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 884.935994][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.936041][ T32] r5:00001000 r4:eac7d000 [ 884.936062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.936103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.936147][ T32] r5:851bf38c r4:851bf000 [ 884.936174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.936232][ T32] r7:ddde2d80 r6:83018200 r5:851bf38c r4:84debc00 [ 884.936257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.936308][ T32] r10:61c88647 r9:84f28c00 r8:84debc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.936331][ T32] r4:84debc00 [ 884.936351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.936399][ T32] r10:00000000 r9:84debc00 r8:80287e08 r7:ead9de60 r6:84e16400 r5:84f28c00 [ 884.936446][ T32] r4:00000001 [ 884.936471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.936511][ T32] Exception stack(0xeada9fb0 to 0xeada9ff8) [ 884.936561][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.936628][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.936663][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.936704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.936756][ T32] r4:847e2280 [ 884.936935][ T32] INFO: task kworker/1:360:4404 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.936968][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.937066][ T32] Workqueue: events bpf_prog_free_deferred [ 884.937143][ T32] Call trace: [ 884.937214][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.937275][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.937300][ T32] r4:00000000 [ 884.937360][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.937421][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.937456][ T32] 1d20: e1e8e000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.937508][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.937541][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.937567][ T32] r5:800f0013 r4:80239bb0 [ 884.937588][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.937632][ T32] r4:82ac21e4 [ 884.937652][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.937721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.937760][ T32] r4:dffe1dc0 [ 884.937798][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.937870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.937897][ T32] r4:00000000 [ 884.937984][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.938073][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.938123][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.938178][ T32] r5:00001000 r4:dfeb3000 [ 884.938200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.938243][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.938320][ T32] r5:84e5378c r4:84e53400 [ 884.938352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.938405][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.938428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.938478][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.938502][ T32] r4:84e0be80 [ 884.938542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.938598][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.938623][ T32] r4:00000001 [ 884.938643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.938681][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.938761][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.963975][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.964034][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.964181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.964249][ T32] r4:84d87ac0 [ 884.964305][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.964370][ T32] INFO: task kworker/1:361:4405 blocked for more than 462 seconds. [ 884.964413][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.964441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.964464][ T32] task:kworker/1:361 state:D stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.964528][ T32] Workqueue: events bpf_prog_free_deferred [ 884.964593][ T32] Call trace: [ 884.964627][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.964690][ T32] r10:8291a684 r9:eadadd84 r8:00000002 r7:60000113 r6:eadadd8c r5:84f29800 [ 884.964715][ T32] r4:84f29800 [ 884.964736][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.964784][ T32] r5:84f29800 r4:8291a680 [ 884.964805][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.964847][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.964896][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadade08 [ 884.964932][ T32] r4:00000000 [ 884.964957][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.964996][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.965051][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.965104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e2540 [ 884.965128][ T32] r4:00000000 [ 884.965158][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.965213][ T32] r9:83018205 r8:84f29800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 884.965262][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.965361][ T32] r5:00001000 r4:eac8d000 [ 884.965404][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.965451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.965512][ T32] r5:851bf78c r4:851bf400 [ 884.965538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.965593][ T32] r7:ddde2d80 r6:83018200 r5:851bf78c r4:84debc80 [ 884.965616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.965681][ T32] r10:61c88647 r9:84f29800 r8:84debcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.965723][ T32] r4:84debc80 [ 884.965749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.965802][ T32] r10:00000000 r9:84debc80 r8:80287e08 r7:eada9e60 r6:84e16480 r5:84f29800 [ 884.965826][ T32] r4:00000001 [ 884.965847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.965887][ T32] Exception stack(0xeadadfb0 to 0xeadadff8) [ 884.965944][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.966055][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.966090][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.966122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.966157][ T32] r4:847e2280 [ 884.966517][ T32] INFO: task kworker/1:361:4405 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.966567][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.966662][ T32] Workqueue: events bpf_prog_free_deferred [ 884.966761][ T32] Call trace: [ 884.966872][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.966935][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.966960][ T32] r4:00000000 [ 884.966981][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.967074][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.967110][ T32] 1d20: e22ce000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.967148][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.967178][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.967205][ T32] r5:800f0013 r4:80239bb0 [ 884.967226][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.967270][ T32] r4:82ac21e4 [ 884.967292][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.967339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.967364][ T32] r4:dffe1dc0 [ 884.967385][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.967431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.967482][ T32] r4:00000000 [ 884.967508][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.967585][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.967613][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.967660][ T32] r5:00001000 r4:dfeb3000 [ 884.967683][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.967752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.967829][ T32] r5:84e5378c r4:84e53400 [ 884.968251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.968311][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.968361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.968420][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.968447][ T32] r4:84e0be80 [ 884.968518][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.968575][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.968600][ T32] r4:00000001 [ 884.968621][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.968684][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.982493][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.982613][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.982646][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.982681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.982708][ T32] r4:84d87ac0 [ 884.982733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.982765][ T32] INFO: task kworker/1:362:4407 blocked for more than 462 seconds. [ 884.982801][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.982829][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.982852][ T32] task:kworker/1:362 state:D stack:0 pid:4407 tgid:4407 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.982911][ T32] Workqueue: events bpf_prog_free_deferred [ 884.983000][ T32] Call trace: [ 884.983425][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.983495][ T32] r10:8291a684 r9:ead61d84 r8:00000002 r7:60000113 r6:ead61d8c r5:85184800 [ 884.983523][ T32] r4:85184800 [ 884.983546][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.983619][ T32] r5:85184800 r4:8291a680 [ 884.983669][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.983719][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.983793][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead61e08 [ 884.983824][ T32] r4:00000000 [ 884.983872][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.983915][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.983958][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.984005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e2680 [ 884.984035][ T32] r4:00000000 [ 884.984059][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.984166][ T32] r9:83018205 r8:85184800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 884.984196][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.984244][ T32] r5:00001000 r4:eac95000 [ 884.984265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.984308][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.984354][ T32] r5:851bfb8c r4:851bf800 [ 884.984377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.984454][ T32] r7:ddde2d80 r6:83018200 r5:851bfb8c r4:84debd00 [ 884.984482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.984584][ T32] r10:61c88647 r9:85184800 r8:84debd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.984687][ T32] r4:84debd00 [ 884.984713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.984791][ T32] r10:00000000 r9:84debd00 r8:80287e08 r7:eadade60 r6:84debd80 r5:85184800 [ 884.984844][ T32] r4:00000001 [ 884.984869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.984913][ T32] Exception stack(0xead61fb0 to 0xead61ff8) [ 884.984944][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.985034][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.985094][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.985131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.985174][ T32] r4:847e2340 [ 884.985597][ T32] INFO: task kworker/1:362:4407 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 884.985638][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.985700][ T32] Workqueue: events bpf_prog_free_deferred [ 884.985774][ T32] Call trace: [ 884.985860][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 884.985923][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 884.985950][ T32] r4:00000000 [ 884.985971][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.986020][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 884.986081][ T32] 1d20: e261f000 eca77000 00000001 80239b98 7f035000 00000001 [ 884.986143][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 884.986176][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 884.986203][ T32] r5:800f0013 r4:80239bb0 [ 884.986226][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.986297][ T32] r4:82ac21e4 [ 884.986324][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.986374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 884.986443][ T32] r4:dffe1dc0 [ 884.986495][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.986547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 884.986571][ T32] r4:00000000 [ 884.986592][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 884.986643][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 884.986720][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 884.986782][ T32] r5:00001000 r4:dfeb3000 [ 884.986857][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 884.986914][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.986961][ T32] r5:84e5378c r4:84e53400 [ 884.986981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.987059][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 884.987121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.987199][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.987253][ T32] r4:84e0be80 [ 884.987278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.987365][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 884.987394][ T32] r4:00000001 [ 884.987416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.987481][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 884.987516][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.987573][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.987606][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.987664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.987691][ T32] r4:84d87ac0 [ 884.987713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.987900][ T32] INFO: task kworker/1:363:4409 blocked for more than 462 seconds. [ 884.987938][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.987970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.987994][ T32] task:kworker/1:363 state:D stack:0 pid:4409 tgid:4409 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.988045][ T32] Workqueue: events bpf_prog_free_deferred [ 884.988095][ T32] Call trace: [ 884.988164][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 884.988261][ T32] r10:8291a684 r9:ead69d84 r8:00000002 r7:60000013 r6:ead69d8c r5:85185400 [ 884.988292][ T32] r4:85185400 [ 884.988315][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 884.988362][ T32] r5:85185400 r4:8291a680 [ 884.988382][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.988424][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 884.988508][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead69e08 [ 884.988560][ T32] r4:00000000 [ 884.988584][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 884.988623][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 884.988661][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 884.988793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e2a40 [ 885.009480][ T32] r4:00000000 [ 885.009541][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.009632][ T32] r9:83018205 r8:85185400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 885.009661][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.009723][ T32] r5:00001000 r4:eadb7000 [ 885.009749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.009827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.009888][ T32] r5:8523438c r4:85234000 [ 885.009920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.009996][ T32] r7:ddde2d80 r6:83018200 r5:8523438c r4:84debe00 [ 885.010028][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.010093][ T32] r10:61c88647 r9:85185400 r8:84debe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.010141][ T32] r4:84debe00 [ 885.010171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.010262][ T32] r10:00000000 r9:84debe00 r8:80287e08 r7:ead61e60 r6:84debb80 r5:85185400 [ 885.010294][ T32] r4:00000001 [ 885.010319][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.010386][ T32] Exception stack(0xead69fb0 to 0xead69ff8) [ 885.010428][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 885.010468][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.010534][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.010601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.010632][ T32] r4:847e2340 [ 885.011081][ T32] INFO: task kworker/1:363:4409 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.011121][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.011366][ T32] Workqueue: events bpf_prog_free_deferred [ 885.011421][ T32] Call trace: [ 885.011609][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.011670][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.011695][ T32] r4:00000000 [ 885.011742][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.011790][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.011822][ T32] 1d20: e294a000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.011929][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.011963][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.011991][ T32] r5:800f0013 r4:80239bb0 [ 885.012013][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.012060][ T32] r4:82ac21e4 [ 885.012082][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.012131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.012161][ T32] r4:dffe1dc0 [ 885.012183][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.012230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.012254][ T32] r4:00000000 [ 885.012275][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.012325][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.012377][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.012428][ T32] r5:00001000 r4:dfeb3000 [ 885.012453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.012522][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.012575][ T32] r5:84e5378c r4:84e53400 [ 885.012598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.012677][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.012706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.012760][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.012785][ T32] r4:84e0be80 [ 885.012806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.012857][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.012908][ T32] r4:00000001 [ 885.012959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.013055][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.013090][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.013171][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.013207][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.013265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.013350][ T32] r4:84d87ac0 [ 885.013389][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.013440][ T32] INFO: task kworker/1:364:4411 blocked for more than 462 seconds. [ 885.013478][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.013506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.013555][ T32] task:kworker/1:364 state:D stack:0 pid:4411 tgid:4411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.013612][ T32] Workqueue: events bpf_prog_free_deferred [ 885.013656][ T32] Call trace: [ 885.013688][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.013775][ T32] r10:8291a684 r9:eadb5d84 r8:00000002 r7:60000013 r6:eadb5d8c r5:85186c00 [ 885.013803][ T32] r4:85186c00 [ 885.013825][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.013872][ T32] r5:85186c00 r4:8291a680 [ 885.013892][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.013935][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.013982][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb5e08 [ 885.014006][ T32] r4:00000000 [ 885.014025][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.014063][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.014130][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.014189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e2880 [ 885.014215][ T32] r4:00000000 [ 885.014236][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.014286][ T32] r9:83018205 r8:85186c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 885.014342][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.014434][ T32] r5:00001000 r4:eacb1000 [ 885.014459][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.014520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.014694][ T32] r5:851bff8c r4:851bfc00 [ 885.014738][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.014823][ T32] r7:ddde2d80 r6:83018200 r5:851bff8c r4:84df2e80 [ 885.014877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.014962][ T32] r10:61c88647 r9:85186c00 r8:84df2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.015018][ T32] r4:84df2e80 [ 885.015042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.015123][ T32] r10:00000000 r9:84df2e80 r8:80287e08 r7:ead69e60 r6:84debe80 r5:85186c00 [ 885.015175][ T32] r4:00000001 [ 885.015200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.015241][ T32] Exception stack(0xeadb5fb0 to 0xeadb5ff8) [ 885.015271][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 885.015303][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.015334][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.015394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.015423][ T32] r4:847e2840 [ 885.015625][ T32] INFO: task kworker/1:364:4411 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.015659][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.015718][ T32] Workqueue: events bpf_prog_free_deferred [ 885.015763][ T32] Call trace: [ 885.015818][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.015876][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.015901][ T32] r4:00000000 [ 885.015941][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.016004][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.016042][ T32] 1d20: e294a000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.016075][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.016116][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.016153][ T32] r5:800f0013 r4:80239bb0 [ 885.016177][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.016225][ T32] r4:82ac21e4 [ 885.016247][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.016307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.016336][ T32] r4:dffe1dc0 [ 885.016357][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.016448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.016476][ T32] r4:00000000 [ 885.016523][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.016590][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.016617][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.016850][ T32] r5:00001000 r4:dfeb3000 [ 885.016877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.016947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.016999][ T32] r5:84e5378c r4:84e53400 [ 885.017022][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.017079][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.017105][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.017216][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.017247][ T32] r4:84e0be80 [ 885.017273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.017328][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.017391][ T32] r4:00000001 [ 885.017412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.017469][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.017528][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.017673][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.017731][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.017768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.017793][ T32] r4:84d87ac0 [ 885.017820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.017863][ T32] INFO: task kworker/1:365:4413 blocked for more than 462 seconds. [ 885.017900][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.017939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.017965][ T32] task:kworker/1:365 state:D stack:0 pid:4413 tgid:4413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.018045][ T32] Workqueue: events bpf_prog_free_deferred [ 885.018130][ T32] Call trace: [ 885.018190][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.018245][ T32] r10:8291a684 r9:eadc1d84 r8:00000002 r7:60000113 r6:eadc1d8c r5:84f2a400 [ 885.018295][ T32] r4:84f2a400 [ 885.018322][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.018375][ T32] r5:84f2a400 r4:8291a680 [ 885.018410][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.018460][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.018510][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc1e08 [ 885.018547][ T32] r4:00000000 [ 885.018620][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.018663][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.042317][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.042601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e2c00 [ 885.042637][ T32] r4:00000000 [ 885.042661][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.042718][ T32] r9:83018205 r8:84f2a400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 885.042742][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.042813][ T32] r5:00001000 r4:eadbd000 [ 885.042840][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.042885][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.042933][ T32] r5:8523478c r4:85234400 [ 885.042981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.043142][ T32] r7:ddde2d80 r6:83018200 r5:8523478c r4:84d53000 [ 885.043173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.043228][ T32] r10:61c88647 r9:84f2a400 r8:84d5302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.043253][ T32] r4:84d53000 [ 885.043274][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.043326][ T32] r10:00000000 r9:84d53000 r8:80287e08 r7:ead69e60 r6:84e16500 r5:84f2a400 [ 885.043351][ T32] r4:00000001 [ 885.043399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.043614][ T32] Exception stack(0xeadc1fb0 to 0xeadc1ff8) [ 885.043653][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.044138][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.044372][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.044410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.044435][ T32] r4:847e2a00 [ 885.044792][ T32] INFO: task kworker/1:365:4413 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.045161][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.045541][ T32] Workqueue: events bpf_prog_free_deferred [ 885.045594][ T32] Call trace: [ 885.045630][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.045690][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.045912][ T32] r4:00000000 [ 885.045941][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.046111][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.046189][ T32] 1d20: e2aec000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.046233][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.046262][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.046536][ T32] r5:800f0013 r4:80239bb0 [ 885.046788][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.046843][ T32] r4:82ac21e4 [ 885.046872][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.046923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.046947][ T32] r4:dffe1dc0 [ 885.046967][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.047014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.047037][ T32] r4:00000000 [ 885.047057][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.047106][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.047142][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.047193][ T32] r5:00001000 r4:dfeb3000 [ 885.047216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.047259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.047304][ T32] r5:84e5378c r4:84e53400 [ 885.047327][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.047376][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.047427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.047485][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.047533][ T32] r4:84e0be80 [ 885.047558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.047612][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.047687][ T32] r4:00000001 [ 885.047712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.047752][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.047782][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.047841][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.047879][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.047913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.047936][ T32] r4:84d87ac0 [ 885.047958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.047988][ T32] INFO: task kworker/1:366:4415 blocked for more than 462 seconds. [ 885.048024][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.048075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.048204][ T32] task:kworker/1:366 state:D stack:0 pid:4415 tgid:4415 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.048262][ T32] Workqueue: events bpf_prog_free_deferred [ 885.048336][ T32] Call trace: [ 885.048392][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.048451][ T32] r10:8291a684 r9:eadb1d84 r8:00000002 r7:60000013 r6:eadb1d8c r5:84f2b000 [ 885.048494][ T32] r4:84f2b000 [ 885.048520][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.048567][ T32] r5:84f2b000 r4:8291a680 [ 885.048588][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.048636][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.065977][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb1e08 [ 885.066113][ T32] r4:00000000 [ 885.066165][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.066259][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.066315][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.066374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e128c0 [ 885.066401][ T32] r4:00000000 [ 885.066422][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.066475][ T32] r9:83018205 r8:84f2b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 885.066527][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.066608][ T32] r5:00001000 r4:eade5000 [ 885.066635][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.066707][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.066761][ T32] r5:85234f8c r4:85234c00 [ 885.066799][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.066881][ T32] r7:ddde2d80 r6:83018200 r5:85234f8c r4:84d53080 [ 885.066933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.067017][ T32] r10:61c88647 r9:84f2b000 r8:84d530ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.067046][ T32] r4:84d53080 [ 885.067144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.067202][ T32] r10:00000000 r9:84d53080 r8:80287e08 r7:eadc1e60 r6:84e16580 r5:84f2b000 [ 885.067228][ T32] r4:00000001 [ 885.067249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.067290][ T32] Exception stack(0xeadb1fb0 to 0xeadb1ff8) [ 885.067323][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.067383][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.067425][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.067459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.067528][ T32] r4:847e2980 [ 885.067897][ T32] INFO: task kworker/1:366:4415 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.067936][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.068010][ T32] Workqueue: events bpf_prog_free_deferred [ 885.068058][ T32] Call trace: [ 885.068092][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.068159][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.068184][ T32] r4:00000000 [ 885.068206][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.068250][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.068282][ T32] 1d20: e2dd2000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.068534][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.068569][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.068597][ T32] r5:800f0013 r4:80239bb0 [ 885.068618][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.068663][ T32] r4:82ac21e4 [ 885.068685][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.089641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.089702][ T32] r4:dffe1dc0 [ 885.089731][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.089842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.090010][ T32] r4:00000000 [ 885.090042][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.090104][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.090137][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.090198][ T32] r5:00001000 r4:dfeb3000 [ 885.090258][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.090370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.090504][ T32] r5:84e5378c r4:84e53400 [ 885.090531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.090591][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.090616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.090675][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.090750][ T32] r4:84e0be80 [ 885.090775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.090929][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.090959][ T32] r4:00000001 [ 885.090993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.091039][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.091155][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.091242][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.091301][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.091365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.091421][ T32] r4:84d87ac0 [ 885.091455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.091490][ T32] INFO: task kworker/0:282:4418 blocked for more than 462 seconds. [ 885.091526][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.091554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.091592][ T32] task:kworker/0:282 state:D stack:0 pid:4418 tgid:4418 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.091672][ T32] Workqueue: events bpf_prog_free_deferred [ 885.091730][ T32] Call trace: [ 885.091765][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.091830][ T32] r10:8291a684 r9:eadd1d84 r8:00000002 r7:60000113 r6:eadd1d8c r5:84f2bc00 [ 885.091855][ T32] r4:84f2bc00 [ 885.091914][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.091977][ T32] r5:84f2bc00 r4:8291a680 [ 885.092002][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.092049][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.092109][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd1e08 [ 885.092166][ T32] r4:00000000 [ 885.092192][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.092251][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.092343][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.092399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d541c0 [ 885.092426][ T32] r4:00000000 [ 885.092449][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.092499][ T32] r9:83018005 r8:84f2bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 885.092521][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.092566][ T32] r5:00001000 r4:eadcd000 [ 885.092631][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.092677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.092727][ T32] r5:8514ab8c r4:8514a800 [ 885.092772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.092851][ T32] r7:dddced80 r6:83018000 r5:8514ab8c r4:84e16700 [ 885.092926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.093000][ T32] r10:61c88647 r9:84f2bc00 r8:84e1672c r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.093032][ T32] r4:84e16700 [ 885.093054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.093106][ T32] r10:00000000 r9:84e16700 r8:80287e08 r7:eac65e60 r6:84e16780 r5:84f2bc00 [ 885.093136][ T32] r4:00000001 [ 885.093158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.093196][ T32] Exception stack(0xeadd1fb0 to 0xeadd1ff8) [ 885.093253][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.093288][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.093318][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.093389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.093467][ T32] r4:84d542c0 [ 885.093828][ T32] INFO: task kworker/0:282:4418 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.093888][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.094009][ T32] Workqueue: events bpf_prog_free_deferred [ 885.094055][ T32] Call trace: [ 885.094132][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.094211][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.094245][ T32] r4:00000000 [ 885.094296][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.094342][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.094422][ T32] 1d20: e3351000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.094458][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.094488][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.094513][ T32] r5:800f0013 r4:80239bb0 [ 885.094557][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.094792][ T32] r4:82ac21e4 [ 885.094816][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.094881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.094910][ T32] r4:dffe1dc0 [ 885.094947][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.094998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.095022][ T32] r4:00000000 [ 885.095043][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.095095][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.095118][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.095170][ T32] r5:00001000 r4:dfeb3000 [ 885.095191][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.095233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.095278][ T32] r5:84e5378c r4:84e53400 [ 885.095373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.095430][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.095455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.095507][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.095531][ T32] r4:84e0be80 [ 885.095562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.095618][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.095642][ T32] r4:00000001 [ 885.095667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.095707][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.095737][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.095767][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.095795][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.095826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.095852][ T32] r4:84d87ac0 [ 885.095873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.095911][ T32] INFO: task kworker/1:367:4419 blocked for more than 462 seconds. [ 885.095946][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.095972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.095994][ T32] task:kworker/1:367 state:D stack:0 pid:4419 tgid:4419 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.096042][ T32] Workqueue: events bpf_prog_free_deferred [ 885.096166][ T32] Call trace: [ 885.096197][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.096274][ T32] r10:8291a684 r9:eadddd84 r8:00000002 r7:60000013 r6:eadddd8c r5:84f2c800 [ 885.096303][ T32] r4:84f2c800 [ 885.096449][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.096667][ T32] r5:84f2c800 r4:8291a680 [ 885.096692][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.096741][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.096790][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaddde08 [ 885.096814][ T32] r4:00000000 [ 885.096834][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.096958][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.097135][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.097206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e2f00 [ 885.097234][ T32] r4:00000000 [ 885.097255][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.097310][ T32] r9:83018205 r8:84f2c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 885.097396][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.097473][ T32] r5:00001000 r4:eaddf000 [ 885.097498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.097547][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.097595][ T32] r5:85234b8c r4:85234800 [ 885.097617][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.097667][ T32] r7:ddde2d80 r6:83018200 r5:85234b8c r4:84d53200 [ 885.097690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.097755][ T32] r10:61c88647 r9:84f2c800 r8:84d5322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.097783][ T32] r4:84d53200 [ 885.098076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.098138][ T32] r10:00000000 r9:84d53200 r8:80287e08 r7:eadb1e60 r6:84e16600 r5:84f2c800 [ 885.098165][ T32] r4:00000001 [ 885.098184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.098223][ T32] Exception stack(0xeadddfb0 to 0xeadddff8) [ 885.098266][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.098427][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.098461][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.098492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.098516][ T32] r4:847e2e00 [ 885.098761][ T32] INFO: task kworker/1:367:4419 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.111545][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.111655][ T32] Workqueue: events bpf_prog_free_deferred [ 885.111751][ T32] Call trace: [ 885.111813][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.111885][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.111911][ T32] r4:00000000 [ 885.111954][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.112005][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.112063][ T32] 1d20: e3351000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.112112][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.112176][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.112207][ T32] r5:800f0013 r4:80239bb0 [ 885.112230][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.112278][ T32] r4:82ac21e4 [ 885.112304][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.112354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.112378][ T32] r4:dffe1dc0 [ 885.112398][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.112444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.112522][ T32] r4:00000000 [ 885.112549][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.112603][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.112632][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.112705][ T32] r5:00001000 r4:dfeb3000 [ 885.112756][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.112804][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.112854][ T32] r5:84e5378c r4:84e53400 [ 885.112901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.112959][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.113005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.113087][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.113114][ T32] r4:84e0be80 [ 885.113144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.113223][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.113250][ T32] r4:00000001 [ 885.113297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.113394][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.113457][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.113507][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.113540][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.113597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.113625][ T32] r4:84d87ac0 [ 885.113651][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.113732][ T32] INFO: task kworker/0:283:4421 blocked for more than 462 seconds. [ 885.113820][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.113875][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.113950][ T32] task:kworker/0:283 state:D stack:0 pid:4421 tgid:4421 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.114028][ T32] Workqueue: events bpf_prog_free_deferred [ 885.114090][ T32] Call trace: [ 885.114128][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.114189][ T32] r10:8291a684 r9:eade9d84 r8:00000002 r7:60000113 r6:eade9d8c r5:84f2d400 [ 885.114213][ T32] r4:84f2d400 [ 885.114235][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.114308][ T32] r5:84f2d400 r4:8291a680 [ 885.114358][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.114411][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.114488][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade9e08 [ 885.114540][ T32] r4:00000000 [ 885.114591][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.114640][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.114683][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.114755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d54700 [ 885.114782][ T32] r4:00000000 [ 885.114803][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.114852][ T32] r9:83018005 r8:84f2d400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 885.114888][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.114969][ T32] r5:00001000 r4:dfd17000 [ 885.115001][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.115051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.115138][ T32] r5:8514b38c r4:8514b000 [ 885.115189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.115245][ T32] r7:dddced80 r6:83018000 r5:8514b38c r4:84e16680 [ 885.115293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.115386][ T32] r10:61c88647 r9:84f2d400 r8:84e166ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.115414][ T32] r4:84e16680 [ 885.115434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.115510][ T32] r10:00000000 r9:84e16680 r8:80287e08 r7:eac65e60 r6:84e16800 r5:84f2d400 [ 885.115538][ T32] r4:00000001 [ 885.115559][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.115603][ T32] Exception stack(0xeade9fb0 to 0xeade9ff8) [ 885.115660][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 885.115710][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.115775][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.115812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.115863][ T32] r4:84d54100 [ 885.116223][ T32] INFO: task kworker/0:283:4421 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.116284][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.116418][ T32] Workqueue: events bpf_prog_free_deferred [ 885.116492][ T32] Call trace: [ 885.116541][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.116603][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.116682][ T32] r4:00000000 [ 885.116708][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.116778][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.116838][ T32] 1d20: e3351000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.116901][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.116934][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.116961][ T32] r5:800f0013 r4:80239bb0 [ 885.116984][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.117036][ T32] r4:82ac21e4 [ 885.117083][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.117171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.117200][ T32] r4:dffe1dc0 [ 885.117272][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.117323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.117372][ T32] r4:00000000 [ 885.117398][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.117474][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.117520][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.117570][ T32] r5:00001000 r4:dfeb3000 [ 885.117605][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.117679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.117732][ T32] r5:84e5378c r4:84e53400 [ 885.117781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.117861][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.117913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.117994][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.118022][ T32] r4:84e0be80 [ 885.118048][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.118127][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.118159][ T32] r4:00000001 [ 885.118197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.118240][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.118270][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.118326][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.118359][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.118392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.118442][ T32] r4:84d87ac0 [ 885.118492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.118548][ T32] INFO: task kworker/1:368:4423 blocked for more than 462 seconds. [ 885.118582][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.118623][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.118722][ T32] task:kworker/1:368 state:D stack:0 pid:4423 tgid:4423 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.142057][ T32] Workqueue: events bpf_prog_free_deferred [ 885.142305][ T32] Call trace: [ 885.142343][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.142407][ T32] r10:8291a684 r9:eadf1d84 r8:00000002 r7:60000113 r6:eadf1d8c r5:84f2e000 [ 885.142432][ T32] r4:84f2e000 [ 885.142454][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.142501][ T32] r5:84f2e000 r4:8291a680 [ 885.142522][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.142566][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.142613][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf1e08 [ 885.142638][ T32] r4:00000000 [ 885.142672][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.142747][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.142793][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.142840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0040 [ 885.142865][ T32] r4:00000000 [ 885.142886][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.142938][ T32] r9:83018205 r8:84f2e000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 885.142962][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.143020][ T32] r5:00001000 r4:e0029000 [ 885.143072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.143122][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.143184][ T32] r5:8523578c r4:85235400 [ 885.143232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.143341][ T32] r7:ddde2d80 r6:83018200 r5:8523578c r4:84d53100 [ 885.143418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.143475][ T32] r10:61c88647 r9:84f2e000 r8:84d5312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.143599][ T32] r4:84d53100 [ 885.143698][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.143763][ T32] r10:00000000 r9:84d53100 r8:80287e08 r7:eadb1e60 r6:84e16880 r5:84f2e000 [ 885.143788][ T32] r4:00000001 [ 885.143933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.143988][ T32] Exception stack(0xeadf1fb0 to 0xeadf1ff8) [ 885.144021][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.144052][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.144081][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.144127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.144161][ T32] r4:84e12cc0 [ 885.144510][ T32] INFO: task kworker/1:368:4423 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.144570][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.144666][ T32] Workqueue: events bpf_prog_free_deferred [ 885.144712][ T32] Call trace: [ 885.144744][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.144802][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.144855][ T32] r4:00000000 [ 885.144881][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.144930][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.144964][ T32] 1d20: e363e000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.145144][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.145178][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.145206][ T32] r5:800f0013 r4:80239bb0 [ 885.145227][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.145272][ T32] r4:82ac21e4 [ 885.145294][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.145381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.145413][ T32] r4:dffe1dc0 [ 885.145434][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.145482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.145530][ T32] r4:00000000 [ 885.145607][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.145663][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.145686][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.145733][ T32] r5:00001000 r4:dfeb3000 [ 885.145754][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.145827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.145912][ T32] r5:84e5378c r4:84e53400 [ 885.145938][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.145991][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.146014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.146065][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.146118][ T32] r4:84e0be80 [ 885.146167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.146226][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.146252][ T32] r4:00000001 [ 885.146288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.146356][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.146392][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.146423][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.146453][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.146485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.146508][ T32] r4:84d87ac0 [ 885.146530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.146575][ T32] INFO: task kworker/1:369:4424 blocked for more than 462 seconds. [ 885.146614][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.146642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.146664][ T32] task:kworker/1:369 state:D stack:0 pid:4424 tgid:4424 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.146712][ T32] Workqueue: events bpf_prog_free_deferred [ 885.146754][ T32] Call trace: [ 885.146809][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.146866][ T32] r10:8291a684 r9:eadf5d84 r8:00000002 r7:60000013 r6:eadf5d8c r5:84f2ec00 [ 885.146918][ T32] r4:84f2ec00 [ 885.146944][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.147015][ T32] r5:84f2ec00 r4:8291a680 [ 885.147044][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.147092][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.147150][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf5e08 [ 885.147178][ T32] r4:00000000 [ 885.147199][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.147237][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.147347][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.147400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e2f80 [ 885.147457][ T32] r4:00000000 [ 885.147499][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.147602][ T32] r9:83018205 r8:84f2ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [ 885.147629][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.147677][ T32] r5:00001000 r4:df9e1000 [ 885.147698][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.147765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.147817][ T32] r5:8523538c r4:85235000 [ 885.147839][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.147889][ T32] r7:ddde2d80 r6:83018200 r5:8523538c r4:84d53280 [ 885.147911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.147986][ T32] r10:61c88647 r9:84f2ec00 r8:84d532ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.148015][ T32] r4:84d53280 [ 885.148048][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.148109][ T32] r10:00000000 r9:84d53280 r8:80287e08 r7:eadf1e60 r6:84e16900 r5:84f2ec00 [ 885.148144][ T32] r4:00000001 [ 885.148166][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.148254][ T32] Exception stack(0xeadf5fb0 to 0xeadf5ff8) [ 885.148301][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 885.148336][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.148365][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.148397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.148421][ T32] r4:847e2fc0 [ 885.148667][ T32] INFO: task kworker/1:369:4424 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.148710][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.148900][ T32] Workqueue: events bpf_prog_free_deferred [ 885.166196][ T32] Call trace: [ 885.166266][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.166372][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.166404][ T32] r4:00000000 [ 885.166451][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.166504][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.166540][ T32] 1d20: e39b4000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.166736][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.166819][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.166851][ T32] r5:800f0013 r4:80239bb0 [ 885.166878][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.166951][ T32] r4:82ac21e4 [ 885.167014][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.167072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.167124][ T32] r4:dffe1dc0 [ 885.167153][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.167202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.167227][ T32] r4:00000000 [ 885.167249][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.167301][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.167325][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.167382][ T32] r5:00001000 r4:dfeb3000 [ 885.167406][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.167454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.167504][ T32] r5:84e5378c r4:84e53400 [ 885.167552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.167611][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.167634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.167686][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.167760][ T32] r4:84e0be80 [ 885.167835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.167903][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.167933][ T32] r4:00000001 [ 885.167956][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.167996][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.168027][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.168058][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.168086][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.168118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.168173][ T32] r4:84d87ac0 [ 885.168224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.168259][ T32] INFO: task kworker/1:370:4429 blocked for more than 462 seconds. [ 885.168341][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.168397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.168427][ T32] task:kworker/1:370 state:D stack:0 pid:4429 tgid:4429 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.168485][ T32] Workqueue: events bpf_prog_free_deferred [ 885.168531][ T32] Call trace: [ 885.168563][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.168616][ T32] r10:8291a684 r9:eadd9d84 r8:00000002 r7:60000113 r6:eadd9d8c r5:84f28000 [ 885.168743][ T32] r4:84f28000 [ 885.179239][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.179344][ T32] r5:84f28000 r4:8291a680 [ 885.179369][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.179416][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.179467][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd9e08 [ 885.179496][ T32] r4:00000000 [ 885.179521][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.179560][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.179630][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.179685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0200 [ 885.179710][ T32] r4:00000000 [ 885.179755][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.179813][ T32] r9:83018205 r8:84f28000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 885.179856][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.179911][ T32] r5:00001000 r4:e0465000 [ 885.179934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.179978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.180027][ T32] r5:85235b8c r4:85235800 [ 885.180049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.180108][ T32] r7:ddde2d80 r6:83018200 r5:85235b8c r4:84d53380 [ 885.180138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.180193][ T32] r10:61c88647 r9:84f28000 r8:84d533ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.180217][ T32] r4:84d53380 [ 885.180238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.180292][ T32] r10:00000000 r9:84d53380 r8:80287e08 r7:eadf1e60 r6:84e16980 r5:84f28000 [ 885.180315][ T32] r4:00000001 [ 885.180336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.180378][ T32] Exception stack(0xeadd9fb0 to 0xeadd9ff8) [ 885.180411][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 885.180449][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.180482][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.180514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.180552][ T32] r4:847e0000 [ 885.180957][ T32] INFO: task kworker/1:370:4429 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.180997][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.181073][ T32] Workqueue: events bpf_prog_free_deferred [ 885.181190][ T32] Call trace: [ 885.181254][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.181316][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.181370][ T32] r4:00000000 [ 885.181406][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.181455][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.181487][ T32] 1d20: e3b27000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.181519][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.181546][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.181590][ T32] r5:800f0013 r4:80239bb0 [ 885.181617][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.181662][ T32] r4:82ac21e4 [ 885.181710][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.181762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.181788][ T32] r4:dffe1dc0 [ 885.181860][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.181939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.181967][ T32] r4:00000000 [ 885.181994][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.182072][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.182099][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.182166][ T32] r5:00001000 r4:dfeb3000 [ 885.182192][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.182262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.182318][ T32] r5:84e5378c r4:84e53400 [ 885.182339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.182415][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.182519][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.182577][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.182601][ T32] r4:84e0be80 [ 885.182621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.182672][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.182695][ T32] r4:00000001 [ 885.182716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.182879][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.182938][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.182974][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.183003][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.183039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.183092][ T32] r4:84d87ac0 [ 885.183118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.183157][ T32] INFO: task kworker/1:371:4431 blocked for more than 462 seconds. [ 885.183194][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.183222][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.183244][ T32] task:kworker/1:371 state:D stack:0 pid:4431 tgid:4431 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.183335][ T32] Workqueue: events bpf_prog_free_deferred [ 885.183407][ T32] Call trace: [ 885.183443][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.183498][ T32] r10:8291a684 r9:eadfdd84 r8:00000002 r7:60000013 r6:eadfdd8c r5:85183000 [ 885.183522][ T32] r4:85183000 [ 885.183543][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.183590][ T32] r5:85183000 r4:8291a680 [ 885.183610][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.183654][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.183753][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadfde08 [ 885.183782][ T32] r4:00000000 [ 885.183814][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.183856][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.183894][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.183939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0280 [ 885.183962][ T32] r4:00000000 [ 885.183982][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.184082][ T32] r9:83018205 r8:85183000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 885.184111][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.184164][ T32] r5:00001000 r4:e04bf000 [ 885.184203][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.184250][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.184296][ T32] r5:85235f8c r4:85235c00 [ 885.184317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.184393][ T32] r7:ddde2d80 r6:83018200 r5:85235f8c r4:84d53400 [ 885.184419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.184483][ T32] r10:61c88647 r9:85183000 r8:84d5342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.184511][ T32] r4:84d53400 [ 885.184556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.184639][ T32] r10:00000000 r9:84d53400 r8:80287e08 r7:eadd9e60 r6:84d53180 r5:85183000 [ 885.184666][ T32] r4:00000001 [ 885.184687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.184750][ T32] Exception stack(0xeadfdfb0 to 0xeadfdff8) [ 885.184798][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.184833][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.184863][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.184919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.184972][ T32] r4:847e01c0 [ 885.185170][ T32] INFO: task kworker/1:371:4431 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.185206][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.185308][ T32] Workqueue: events bpf_prog_free_deferred [ 885.185444][ T32] Call trace: [ 885.185477][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.185536][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.185561][ T32] r4:00000000 [ 885.185582][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.185624][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.185661][ T32] 1d20: e3b27000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.185712][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.185769][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.185799][ T32] r5:800f0013 r4:80239bb0 [ 885.185821][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.185865][ T32] r4:82ac21e4 [ 885.185886][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.185934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.185959][ T32] r4:dffe1dc0 [ 885.186004][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.186057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.186136][ T32] r4:00000000 [ 885.186164][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.186215][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.186237][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.186282][ T32] r5:00001000 r4:dfeb3000 [ 885.186303][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.186346][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.186469][ T32] r5:84e5378c r4:84e53400 [ 885.186499][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.186555][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.186578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.186630][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.186660][ T32] r4:84e0be80 [ 885.186682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.186758][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.186789][ T32] r4:00000001 [ 885.186835][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.186879][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.186924][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.186960][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.187014][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.187049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.187152][ T32] r4:84d87ac0 [ 885.187178][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.187205][ T32] INFO: task kworker/1:372:4434 blocked for more than 462 seconds. [ 885.187236][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.187261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.187284][ T32] task:kworker/1:372 state:D stack:0 pid:4434 tgid:4434 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.187332][ T32] Workqueue: events bpf_prog_free_deferred [ 885.187376][ T32] Call trace: [ 885.187442][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.187497][ T32] r10:8291a684 r9:eae01d84 r8:00000002 r7:60000113 r6:eae01d8c r5:85186000 [ 885.187521][ T32] r4:85186000 [ 885.187541][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.187587][ T32] r5:85186000 r4:8291a680 [ 885.187609][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.187652][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.187698][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae01e08 [ 885.187722][ T32] r4:00000000 [ 885.187742][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.187803][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.187873][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.187926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0480 [ 885.187951][ T32] r4:00000000 [ 885.187972][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.188026][ T32] r9:83018205 r8:85186000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 885.188102][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.188176][ T32] r5:00001000 r4:e04fb000 [ 885.188201][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.188271][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.188321][ T32] r5:8523638c r4:85236000 [ 885.188343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.188394][ T32] r7:ddde2d80 r6:83018200 r5:8523638c r4:84d53480 [ 885.188442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.188524][ T32] r10:61c88647 r9:85186000 r8:84d534ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.188677][ T32] r4:84d53480 [ 885.188758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.222466][ T32] r10:00000000 r9:84d53480 r8:80287e08 r7:eadfde60 r6:84d53580 r5:85186000 [ 885.222522][ T32] r4:00000001 [ 885.222572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.222642][ T32] Exception stack(0xeae01fb0 to 0xeae01ff8) [ 885.222702][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.222763][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.222927][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.222967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.222992][ T32] r4:847e02c0 [ 885.223358][ T32] INFO: task kworker/1:372:4434 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.223397][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.223468][ T32] Workqueue: events bpf_prog_free_deferred [ 885.223537][ T32] Call trace: [ 885.223601][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.223686][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.223716][ T32] r4:00000000 [ 885.223738][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.223781][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.223818][ T32] 1d20: e4126000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.223853][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.223881][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.223907][ T32] r5:800f0013 r4:80239bb0 [ 885.223929][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.223975][ T32] r4:82ac21e4 [ 885.224086][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.224172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.224227][ T32] r4:dffe1dc0 [ 885.224277][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.224330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.224355][ T32] r4:00000000 [ 885.224376][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.224457][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.224486][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.224533][ T32] r5:00001000 r4:dfeb3000 [ 885.224554][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.224597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.224645][ T32] r5:84e5378c r4:84e53400 [ 885.224667][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.224718][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.224779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.224836][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.224866][ T32] r4:84e0be80 [ 885.224889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.224941][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.224965][ T32] r4:00000001 [ 885.225034][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.225078][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.225135][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.225173][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.225202][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.225233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.225270][ T32] r4:84d87ac0 [ 885.225322][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.225392][ T32] INFO: task kworker/0:284:4435 blocked for more than 462 seconds. [ 885.225430][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.225457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.225492][ T32] task:kworker/0:284 state:D stack:0 pid:4435 tgid:4435 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.225573][ T32] Workqueue: events bpf_prog_free_deferred [ 885.225616][ T32] Call trace: [ 885.225669][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.225766][ T32] r10:8291a684 r9:eae09d84 r8:00000002 r7:60000113 r6:eae09d8c r5:852b0c00 [ 885.225794][ T32] r4:852b0c00 [ 885.225817][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.225864][ T32] r5:852b0c00 r4:8291a680 [ 885.225891][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.225936][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.225984][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae09e08 [ 885.226008][ T32] r4:00000000 [ 885.226029][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.226067][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.226105][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.226235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8458e000 [ 885.226264][ T32] r4:00000000 [ 885.226288][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.226339][ T32] r9:83018005 r8:852b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 885.226387][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.226444][ T32] r5:00001000 r4:eaf2b000 [ 885.226468][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.226511][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.226558][ T32] r5:8514b78c r4:8514b400 [ 885.226653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.226709][ T32] r7:dddced80 r6:83018000 r5:8514b78c r4:84e16a80 [ 885.226732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.226784][ T32] r10:61c88647 r9:852b0c00 r8:84e16aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.226808][ T32] r4:84e16a80 [ 885.226853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.226933][ T32] r10:00000000 r9:84e16a80 r8:80287e08 r7:eac65e60 r6:84e16b00 r5:852b0c00 [ 885.226985][ T32] r4:00000001 [ 885.227010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.227053][ T32] Exception stack(0xeae09fb0 to 0xeae09ff8) [ 885.227101][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 885.227141][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.227173][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.227217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.227244][ T32] r4:84d54880 [ 885.227456][ T32] INFO: task kworker/0:284:4435 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.227493][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.227617][ T32] Workqueue: events bpf_prog_free_deferred [ 885.227676][ T32] Call trace: [ 885.227709][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.227765][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.227790][ T32] r4:00000000 [ 885.227811][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.227907][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.227944][ T32] 1d20: e4126000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.228023][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.228056][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.228083][ T32] r5:800f0013 r4:80239bb0 [ 885.228104][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.228157][ T32] r4:82ac21e4 [ 885.228179][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.228241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.228271][ T32] r4:dffe1dc0 [ 885.228292][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.228341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.228364][ T32] r4:00000000 [ 885.228387][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.228437][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.228682][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.246497][ T32] r5:00001000 r4:dfeb3000 [ 885.246596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.246670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.246721][ T32] r5:84e5378c r4:84e53400 [ 885.247703][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.247787][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.248395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.248836][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.262906][ T32] r4:84e0be80 [ 885.262994][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.263143][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.263235][ T32] r4:00000001 [ 885.263288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.263425][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.263505][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.263571][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.263631][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.263701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.263757][ T32] r4:84d87ac0 [ 885.263806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.263882][ T32] INFO: task kworker/1:373:4436 blocked for more than 462 seconds. [ 885.263947][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.264020][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.264096][ T32] task:kworker/1:373 state:D stack:0 pid:4436 tgid:4436 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.264249][ T32] Workqueue: events bpf_prog_free_deferred [ 885.264348][ T32] Call trace: [ 885.264426][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.264561][ T32] r10:8291a684 r9:eae0dd84 r8:00000002 r7:60000113 r6:eae0dd8c r5:852b1800 [ 885.264659][ T32] r4:852b1800 [ 885.264752][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.264861][ T32] r5:852b1800 r4:8291a680 [ 885.264947][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.265045][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.265148][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae0de08 [ 885.265204][ T32] r4:00000000 [ 885.265246][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.265320][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.265435][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.265524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0600 [ 885.265576][ T32] r4:00000000 [ 885.265623][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.265746][ T32] r9:83018205 r8:852b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 885.265803][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.265897][ T32] r5:00001000 r4:e0559000 [ 885.265942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.266028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.266118][ T32] r5:8523678c r4:85236400 [ 885.266166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.266269][ T32] r7:ddde2d80 r6:83018200 r5:8523678c r4:84d53300 [ 885.266317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.266420][ T32] r10:61c88647 r9:852b1800 r8:84d5332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.266472][ T32] r4:84d53300 [ 885.266514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.266614][ T32] r10:00000000 r9:84d53300 r8:80287e08 r7:eae01e60 r6:84e16a00 r5:852b1800 [ 885.266664][ T32] r4:00000001 [ 885.266705][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.266821][ T32] Exception stack(0xeae0dfb0 to 0xeae0dff8) [ 885.266892][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.266960][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.267021][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.267122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.267184][ T32] r4:847e0700 [ 885.267798][ T32] INFO: task kworker/1:373:4436 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.267877][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.268122][ T32] Workqueue: events bpf_prog_free_deferred [ 885.268219][ T32] Call trace: [ 885.268320][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.268434][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.268524][ T32] r4:00000000 [ 885.268577][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.268746][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.289617][ T32] 1d20: e4679000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.289733][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.289803][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.289869][ T32] r5:800f0013 r4:80239bb0 [ 885.289944][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.290071][ T32] r4:82ac21e4 [ 885.290117][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.290215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.290269][ T32] r4:dffe1dc0 [ 885.290313][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.290405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.290465][ T32] r4:00000000 [ 885.290509][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.290636][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.290692][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.290811][ T32] r5:00001000 r4:dfeb3000 [ 885.290864][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.290952][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.291042][ T32] r5:84e5378c r4:84e53400 [ 885.291086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.291187][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.291236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.291337][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.291386][ T32] r4:84e0be80 [ 885.291452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.291552][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.291601][ T32] r4:00000001 [ 885.291644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.291724][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.291790][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.291859][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.291922][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.291993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.292063][ T32] r4:84d87ac0 [ 885.292123][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.292187][ T32] INFO: task kworker/1:374:4438 blocked for more than 462 seconds. [ 885.292256][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.292330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.292418][ T32] task:kworker/1:374 state:D stack:0 pid:4438 tgid:4438 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.292575][ T32] Workqueue: events bpf_prog_free_deferred [ 885.292669][ T32] Call trace: [ 885.292763][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.292878][ T32] r10:8291a684 r9:eae15d84 r8:00000002 r7:60000113 r6:eae15d8c r5:852b3000 [ 885.292945][ T32] r4:852b3000 [ 885.292996][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.293090][ T32] r5:852b3000 r4:8291a680 [ 885.293134][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.293223][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.293320][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae15e08 [ 885.293417][ T32] r4:00000000 [ 885.293480][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.293578][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.293680][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.293782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0780 [ 885.293833][ T32] r4:00000000 [ 885.293893][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.294008][ T32] r9:83018205 r8:852b3000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 885.294061][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.294152][ T32] r5:00001000 r4:e05bf000 [ 885.294216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.294323][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.294432][ T32] r5:85236b8c r4:85236800 [ 885.294497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.294601][ T32] r7:ddde2d80 r6:83018200 r5:85236b8c r4:84d53680 [ 885.294667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.294772][ T32] r10:61c88647 r9:852b3000 r8:84d536ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.294818][ T32] r4:84d53680 [ 885.294875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.294976][ T32] r10:00000000 r9:84d53680 r8:80287e08 r7:eae0de60 r6:84e16b80 r5:852b3000 [ 885.295024][ T32] r4:00000001 [ 885.295063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.295138][ T32] Exception stack(0xeae15fb0 to 0xeae15ff8) [ 885.295200][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 885.295264][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.295320][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.295383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.295432][ T32] r4:847e05c0 [ 885.296066][ T32] INFO: task kworker/1:374:4438 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.296136][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.296283][ T32] Workqueue: events bpf_prog_free_deferred [ 885.296370][ T32] Call trace: [ 885.296435][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.296542][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.296591][ T32] r4:00000000 [ 885.296631][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.296714][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.296794][ T32] 1d20: e4679000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.296883][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.296946][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.297002][ T32] r5:800f0013 r4:80239bb0 [ 885.297062][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.297156][ T32] r4:82ac21e4 [ 885.297221][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.297355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.297446][ T32] r4:dffe1dc0 [ 885.297493][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.297621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.297678][ T32] r4:00000000 [ 885.297720][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.297815][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.297861][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.297973][ T32] r5:00001000 r4:dfeb3000 [ 885.298038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.298142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.298246][ T32] r5:84e5378c r4:84e53400 [ 885.298291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.298394][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.298450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.298553][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.298610][ T32] r4:84e0be80 [ 885.298673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.298786][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.319479][ T32] r4:00000001 [ 885.319709][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.319883][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.319974][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.320070][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.320150][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.320236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.320301][ T32] r4:84d87ac0 [ 885.320367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.320471][ T32] INFO: task kworker/1:375:4440 blocked for more than 462 seconds. [ 885.320562][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.320628][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.320688][ T32] task:kworker/1:375 state:D stack:0 pid:4440 tgid:4440 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.320821][ T32] Workqueue: events bpf_prog_free_deferred [ 885.320936][ T32] Call trace: [ 885.321039][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.321206][ T32] r10:8291a684 r9:eae1dd84 r8:00000002 r7:60000113 r6:eae1dd8c r5:852b2400 [ 885.321272][ T32] r4:852b2400 [ 885.321358][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.321497][ T32] r5:852b2400 r4:8291a680 [ 885.321561][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.321662][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.321801][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae1de08 [ 885.321866][ T32] r4:00000000 [ 885.321939][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.322033][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.322134][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.322245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0800 [ 885.322304][ T32] r4:00000000 [ 885.322355][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.322478][ T32] r9:83018205 r8:852b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 885.322544][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.322659][ T32] r5:00001000 r4:e0627000 [ 885.322731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.322842][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.322954][ T32] r5:85236f8c r4:85236c00 [ 885.323035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.323158][ T32] r7:ddde2d80 r6:83018200 r5:85236f8c r4:84d53780 [ 885.323216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.323336][ T32] r10:61c88647 r9:852b2400 r8:84d537ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.323404][ T32] r4:84d53780 [ 885.323472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.323586][ T32] r10:00000000 r9:84d53780 r8:80287e08 r7:eae15e60 r6:84e16c00 r5:852b2400 [ 885.323649][ T32] r4:00000001 [ 885.323699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.323789][ T32] Exception stack(0xeae1dfb0 to 0xeae1dff8) [ 885.323869][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.323946][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.324020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.324094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.324174][ T32] r4:847e0740 [ 885.324807][ T32] INFO: task kworker/1:375:4440 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.324892][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.325029][ T32] Workqueue: events bpf_prog_free_deferred [ 885.325135][ T32] Call trace: [ 885.325245][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.325407][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.325483][ T32] r4:00000000 [ 885.325539][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.325637][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.325713][ T32] 1d20: e46ba000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.325789][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.325857][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.325924][ T32] r5:800f0013 r4:80239bb0 [ 885.325979][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.326106][ T32] r4:82ac21e4 [ 885.326172][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.326301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.326367][ T32] r4:dffe1dc0 [ 885.326429][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.326541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.326601][ T32] r4:00000000 [ 885.326654][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.326770][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.326825][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.326930][ T32] r5:00001000 r4:dfeb3000 [ 885.326984][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.327083][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.327197][ T32] r5:84e5378c r4:84e53400 [ 885.327254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.327371][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.327440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.327561][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.327642][ T32] r4:84e0be80 [ 885.327703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.327823][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.327884][ T32] r4:00000001 [ 885.327937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.328028][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.328103][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.328221][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.328303][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.328484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.328552][ T32] r4:84d87ac0 [ 885.328604][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.328738][ T32] INFO: task kworker/1:376:4441 blocked for more than 462 seconds. [ 885.354672][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.354774][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.354839][ T32] task:kworker/1:376 state:D stack:0 pid:4441 tgid:4441 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.355015][ T32] Workqueue: events bpf_prog_free_deferred [ 885.355158][ T32] Call trace: [ 885.355271][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.355422][ T32] r10:8291a684 r9:eae21d84 r8:00000002 r7:60000113 r6:eae21d8c r5:852b0000 [ 885.355484][ T32] r4:852b0000 [ 885.355538][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.355645][ T32] r5:852b0000 r4:8291a680 [ 885.355700][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.355799][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.355908][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae21e08 [ 885.355970][ T32] r4:00000000 [ 885.356022][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.356111][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.356212][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.356320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0b40 [ 885.356379][ T32] r4:00000000 [ 885.356438][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.356558][ T32] r9:83018205 r8:852b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 885.356616][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.356722][ T32] r5:00001000 r4:e0789000 [ 885.356779][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.356881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.356987][ T32] r5:8523778c r4:85237400 [ 885.357041][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.357160][ T32] r7:ddde2d80 r6:83018200 r5:8523778c r4:84d53500 [ 885.357214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.357327][ T32] r10:61c88647 r9:852b0000 r8:84d5352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.357417][ T32] r4:84d53500 [ 885.357482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.357608][ T32] r10:00000000 r9:84d53500 r8:80287e08 r7:eae1de60 r6:84e16c80 r5:852b0000 [ 885.357665][ T32] r4:00000001 [ 885.357736][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.357844][ T32] Exception stack(0xeae21fb0 to 0xeae21ff8) [ 885.357918][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.357988][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.358060][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.358140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.358201][ T32] r4:847e0740 [ 885.372556][ T32] INFO: task kworker/1:376:4441 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.372737][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.372903][ T32] Workqueue: events bpf_prog_free_deferred [ 885.373033][ T32] Call trace: [ 885.373114][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.373247][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.373309][ T32] r4:00000000 [ 885.373408][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.373545][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.373643][ T32] 1d20: e4a9f000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.373723][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.373793][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.373891][ T32] r5:800f0013 r4:80239bb0 [ 885.373958][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.374061][ T32] r4:82ac21e4 [ 885.374115][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.374228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.374305][ T32] r4:dffe1dc0 [ 885.374386][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.374507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.374567][ T32] r4:00000000 [ 885.374618][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.374743][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.374803][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.374907][ T32] r5:00001000 r4:dfeb3000 [ 885.374963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.375064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.375174][ T32] r5:84e5378c r4:84e53400 [ 885.375276][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.375425][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.375487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.375620][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.375686][ T32] r4:84e0be80 [ 885.375759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.375885][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.375971][ T32] r4:00000001 [ 885.376068][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.376162][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.376235][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.376311][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.376381][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.376466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.376551][ T32] r4:84d87ac0 [ 885.376616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.376745][ T32] INFO: task kworker/1:377:4443 blocked for more than 462 seconds. [ 885.376856][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.376943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.377019][ T32] task:kworker/1:377 state:D stack:0 pid:4443 tgid:4443 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.377187][ T32] Workqueue: events bpf_prog_free_deferred [ 885.377302][ T32] Call trace: [ 885.377491][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.377613][ T32] r10:8291a684 r9:eae29d84 r8:00000002 r7:60000113 r6:eae29d8c r5:852b5400 [ 885.377677][ T32] r4:852b5400 [ 885.377730][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.377836][ T32] r5:852b5400 r4:8291a680 [ 885.377889][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.377989][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.378101][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae29e08 [ 885.378163][ T32] r4:00000000 [ 885.378217][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.378310][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.378403][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.378522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0a00 [ 885.378580][ T32] r4:00000000 [ 885.378657][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.395834][ T32] r9:83018205 r8:852b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 885.395883][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.395954][ T32] r5:00001000 r4:e06f7000 [ 885.395977][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.396068][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.396147][ T32] r5:8523738c r4:85237000 [ 885.396179][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.396233][ T32] r7:ddde2d80 r6:83018200 r5:8523738c r4:84d53800 [ 885.396281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.396344][ T32] r10:61c88647 r9:852b5400 r8:84d5382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.396369][ T32] r4:84d53800 [ 885.396422][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.396480][ T32] r10:00000000 r9:84d53800 r8:80287e08 r7:eae21e60 r6:84e16d00 r5:852b5400 [ 885.396504][ T32] r4:00000001 [ 885.396544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.396590][ T32] Exception stack(0xeae29fb0 to 0xeae29ff8) [ 885.396650][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 885.396687][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.396716][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.396790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.396818][ T32] r4:847e0840 [ 885.397241][ T32] INFO: task kworker/1:377:4443 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.397350][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.397459][ T32] Workqueue: events bpf_prog_free_deferred [ 885.397515][ T32] Call trace: [ 885.397550][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.397611][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.397636][ T32] r4:00000000 [ 885.397657][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.397727][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.397764][ T32] 1d20: e4c36000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.397798][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.397825][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.397853][ T32] r5:800f0013 r4:80239bb0 [ 885.397874][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.397919][ T32] r4:82ac21e4 [ 885.397954][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.398006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.398055][ T32] r4:dffe1dc0 [ 885.398161][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.398214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.398239][ T32] r4:00000000 [ 885.398259][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.398308][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.398538][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.398604][ T32] r5:00001000 r4:dfeb3000 [ 885.398629][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.398678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.398794][ T32] r5:84e5378c r4:84e53400 [ 885.411805][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.411899][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.412105][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.412197][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.412226][ T32] r4:84e0be80 [ 885.412259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.412329][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.412368][ T32] r4:00000001 [ 885.412420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.413271][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.413352][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.413391][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.413436][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.413474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.413498][ T32] r4:84d87ac0 [ 885.413522][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.413552][ T32] INFO: task kworker/1:378:4446 blocked for more than 462 seconds. [ 885.413619][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.413650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.413698][ T32] task:kworker/1:378 state:D stack:0 pid:4446 tgid:4446 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.413820][ T32] Workqueue: events bpf_prog_free_deferred [ 885.413886][ T32] Call trace: [ 885.413945][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.414008][ T32] r10:8291a684 r9:eae39d84 r8:00000002 r7:60000113 r6:eae39d8c r5:852b4800 [ 885.414060][ T32] r4:852b4800 [ 885.414088][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.414137][ T32] r5:852b4800 r4:8291a680 [ 885.414163][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.414208][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.414256][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae39e08 [ 885.414279][ T32] r4:00000000 [ 885.414299][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.414336][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.414376][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.414423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0f00 [ 885.414447][ T32] r4:00000000 [ 885.414469][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.414520][ T32] r9:83018205 r8:852b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 885.414557][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.414615][ T32] r5:00001000 r4:e488b000 [ 885.414636][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.414679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.414731][ T32] r5:8527038c r4:85270000 [ 885.414753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.414803][ T32] r7:ddde2d80 r6:83018200 r5:8527038c r4:84d53600 [ 885.414825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.414876][ T32] r10:61c88647 r9:852b4800 r8:84d5362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.414902][ T32] r4:84d53600 [ 885.414923][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.414985][ T32] r10:00000000 r9:84d53600 r8:80287e08 r7:eae21e60 r6:84e16d80 r5:852b4800 [ 885.415037][ T32] r4:00000001 [ 885.415066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.415107][ T32] Exception stack(0xeae39fb0 to 0xeae39ff8) [ 885.415138][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 885.415176][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.415207][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.415250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.415279][ T32] r4:847e0a80 [ 885.415617][ T32] INFO: task kworker/1:378:4446 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.415677][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.415825][ T32] Workqueue: events bpf_prog_free_deferred [ 885.415911][ T32] Call trace: [ 885.415943][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.415999][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.416024][ T32] r4:00000000 [ 885.416070][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.416142][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.416182][ T32] 1d20: e5053000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.416214][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.416267][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.416302][ T32] r5:800f0013 r4:80239bb0 [ 885.416338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.416387][ T32] r4:82ac21e4 [ 885.416408][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.416454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.416479][ T32] r4:dffe1dc0 [ 885.416504][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.416552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.416575][ T32] r4:00000000 [ 885.416597][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.416646][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.416668][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.416713][ T32] r5:00001000 r4:dfeb3000 [ 885.416758][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.416832][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.416885][ T32] r5:84e5378c r4:84e53400 [ 885.416907][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.416957][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.416979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.417030][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.417053][ T32] r4:84e0be80 [ 885.417072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.417123][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.417147][ T32] r4:00000001 [ 885.417189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.417261][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.417299][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.417405][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.417463][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.417499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.417523][ T32] r4:84d87ac0 [ 885.417546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.417597][ T32] INFO: task kworker/1:379:4448 blocked for more than 462 seconds. [ 885.417632][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.417658][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.417680][ T32] task:kworker/1:379 state:D stack:0 pid:4448 tgid:4448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.417758][ T32] Workqueue: events bpf_prog_free_deferred [ 885.417800][ T32] Call trace: [ 885.417832][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.417884][ T32] r10:8291a684 r9:eae41d84 r8:00000002 r7:60000013 r6:eae41d8c r5:852b6c00 [ 885.417909][ T32] r4:852b6c00 [ 885.417930][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.417976][ T32] r5:852b6c00 r4:8291a680 [ 885.418024][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.418084][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.418148][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae41e08 [ 885.418180][ T32] r4:00000000 [ 885.418213][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.418256][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.418320][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.418371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0bc0 [ 885.418394][ T32] r4:00000000 [ 885.418439][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.418492][ T32] r9:83018205 r8:852b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 885.418539][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.418591][ T32] r5:00001000 r4:e07ed000 [ 885.418618][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.418663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.439365][ T32] r5:85237b8c r4:85237800 [ 885.439547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.439704][ T32] r7:ddde2d80 r6:83018200 r5:85237b8c r4:84d53880 [ 885.439760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.439868][ T32] r10:61c88647 r9:852b6c00 r8:84d538ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.439922][ T32] r4:84d53880 [ 885.439969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.440077][ T32] r10:00000000 r9:84d53880 r8:80287e08 r7:eae39e60 r6:84e16e00 r5:852b6c00 [ 885.440130][ T32] r4:00000001 [ 885.440187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.440295][ T32] Exception stack(0xeae41fb0 to 0xeae41ff8) [ 885.440372][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.440444][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.440510][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.440584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.440634][ T32] r4:847e0c00 [ 885.441278][ T32] INFO: task kworker/1:379:4448 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.441391][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.441572][ T32] Workqueue: events bpf_prog_free_deferred [ 885.441673][ T32] Call trace: [ 885.441740][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.441860][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.441933][ T32] r4:00000000 [ 885.442013][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.442105][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.442175][ T32] 1d20: e5150000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.442244][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.442297][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.442348][ T32] r5:800f0013 r4:80239bb0 [ 885.442389][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.442477][ T32] r4:82ac21e4 [ 885.442519][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.442627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.442696][ T32] r4:dffe1dc0 [ 885.442738][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.442847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.442911][ T32] r4:00000000 [ 885.442970][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.443089][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.443152][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.443275][ T32] r5:00001000 r4:dfeb3000 [ 885.443328][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.443416][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.443510][ T32] r5:84e5378c r4:84e53400 [ 885.443555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.443655][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.443704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.443805][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.443879][ T32] r4:84e0be80 [ 885.443928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.444033][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.444104][ T32] r4:00000001 [ 885.444152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.444242][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.444305][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.444369][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.444457][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.444532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.444584][ T32] r4:84d87ac0 [ 885.444651][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.444777][ T32] INFO: task kworker/1:380:4449 blocked for more than 462 seconds. [ 885.444856][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.444935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.444991][ T32] task:kworker/1:380 state:D stack:0 pid:4449 tgid:4449 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.445171][ T32] Workqueue: events bpf_prog_free_deferred [ 885.445271][ T32] Call trace: [ 885.445364][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.445474][ T32] r10:8291a684 r9:eae45d84 r8:00000002 r7:60000113 r6:eae45d8c r5:852b6000 [ 885.445528][ T32] r4:852b6000 [ 885.445575][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.445672][ T32] r5:852b6000 r4:8291a680 [ 885.445720][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.445806][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.445904][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae45e08 [ 885.445959][ T32] r4:00000000 [ 885.446002][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.446078][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.446155][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.446258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0dc0 [ 885.446311][ T32] r4:00000000 [ 885.446356][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.446455][ T32] r9:83018205 r8:852b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 885.446503][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.446595][ T32] r5:00001000 r4:e083f000 [ 885.446640][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.446727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.446844][ T32] r5:85237f8c r4:85237c00 [ 885.446905][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.447046][ T32] r7:ddde2d80 r6:83018200 r5:85237f8c r4:84d53980 [ 885.447101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.447215][ T32] r10:61c88647 r9:852b6000 r8:84d539ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.447268][ T32] r4:84d53980 [ 885.447310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.447408][ T32] r10:00000000 r9:84d53980 r8:80287e08 r7:eae39e60 r6:84e16e80 r5:852b6000 [ 885.447464][ T32] r4:00000001 [ 885.447517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.447617][ T32] Exception stack(0xeae45fb0 to 0xeae45ff8) [ 885.447700][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 885.447770][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.447844][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.447917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.447982][ T32] r4:847e0c00 [ 885.448293][ T32] INFO: task kworker/1:380:4449 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.448368][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.448496][ T32] Workqueue: events bpf_prog_free_deferred [ 885.448588][ T32] Call trace: [ 885.448654][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.479308][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.479500][ T32] r4:00000000 [ 885.479562][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.479696][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.479774][ T32] 1d20: e55a4000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.479845][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.479907][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.479984][ T32] r5:800f0013 r4:80239bb0 [ 885.480036][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.480149][ T32] r4:82ac21e4 [ 885.480211][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.480312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 3 printk messages dropped ** [ 885.480567][ T32] r4:00000000 ** 10 printk messages dropped ** [ 885.481489][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 885.482118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 885.483195][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 885.484255][ T32] r5:8527178c r4:85271400 [ 885.484303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 885.484795][ T32] r10:00000000 r9:84d53a00 r8:80287e08 r7:eae39e60 r6:84e16f00 r5:851e6c00 ** 12 printk messages dropped ** [ 885.486334][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) ** 14 printk messages dropped ** [ 885.487344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 14 printk messages dropped ** [ 885.488518][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 11 printk messages dropped ** [ 885.501659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 885.502715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae61e08 ** 12 printk messages dropped ** [ 885.503796][ T32] r5:8527078c r4:85270400 ** 3 printk messages dropped ** [ 885.504136][ T32] r10:61c88647 r9:84f00c00 r8:84d5392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 885.504682][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.504765][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.504838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.504889][ T32] r4:84d54f80 [ 885.505540][ T32] INFO: task kworker/1:382:4454 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.505624][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.505753][ T32] Workqueue: events bpf_prog_free_deferred [ 885.505867][ T32] Call trace: [ 885.505971][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.506093][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.506145][ T32] r4:00000000 [ 885.506204][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.506291][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.506357][ T32] 1d20: e55a4000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.506424][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.506503][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.506565][ T32] r5:800f0013 r4:80239bb0 [ 885.506632][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.506752][ T32] r4:82ac21e4 [ 885.506804][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.506916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.506971][ T32] r4:dffe1dc0 [ 885.507016][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.507109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.507166][ T32] r4:00000000 [ 885.507210][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.507309][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.507355][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.507444][ T32] r5:00001000 r4:dfeb3000 [ 885.507488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.507577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.507670][ T32] r5:84e5378c r4:84e53400 [ 885.507716][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.507820][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.507868][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.507972][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.508024][ T32] r4:84e0be80 [ 885.508091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.508217][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.508274][ T32] r4:00000001 [ 885.508316][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.508395][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.508458][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.508522][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.508574][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.508630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.508680][ T32] r4:84d87ac0 [ 885.539732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.539964][ T32] INFO: task kworker/1:383:4455 blocked for more than 462 seconds. [ 885.540070][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.540145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.540214][ T32] task:kworker/1:383 state:D stack:0 pid:4455 tgid:4455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.540373][ T32] Workqueue: events bpf_prog_free_deferred [ 885.540523][ T32] Call trace: [ 885.540601][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.540733][ T32] r10:8291a684 r9:eae65d84 r8:00000002 r7:60000113 r6:eae65d8c r5:84f01800 [ 885.540785][ T32] r4:84f01800 [ 885.540831][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.540920][ T32] r5:84f01800 r4:8291a680 [ 885.540996][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.541123][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.541237][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae65e08 [ 885.541288][ T32] r4:00000000 [ 885.541364][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.541452][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.541561][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.541667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d54dc0 [ 885.541721][ T32] r4:00000000 [ 885.541764][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.541868][ T32] r9:83018205 r8:84f01800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 885.541917][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.542028][ T32] r5:00001000 r4:e8969000 [ 885.542086][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.542232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.542356][ T32] r5:85270b8c r4:85270800 [ 885.542429][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.542559][ T32] r7:ddde2d80 r6:83018200 r5:85270b8c r4:84d53a80 ** 5 printk messages dropped ** [ 885.543039][ T32] r4:00000001 ** 8 printk messages dropped ** [ 885.544325][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 885.544595][ T32] Call trace: [ 885.544675][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.544788][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.544839][ T32] r4:00000000 [ 885.544887][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.544994][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.545091][ T32] 1d20: e59ae000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.545173][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.545257][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.545316][ T32] r5:800f0013 r4:80239bb0 [ 885.545415][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.545517][ T32] r4:82ac21e4 [ 885.545563][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.545656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.545708][ T32] r4:dffe1dc0 [ 885.545750][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.545841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.545890][ T32] r4:00000000 [ 885.545935][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.546035][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.546108][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.546222][ T32] r5:00001000 r4:dfeb3000 [ 885.546271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 885.546451][ T32] r5:84e5378c r4:84e53400 ** 4 printk messages dropped ** [ 885.546823][ T32] r4:84e0be80 ** 4 printk messages dropped ** [ 885.547194][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 6 printk messages dropped ** [ 885.547684][ T32] INFO: task kworker/1:384:4457 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 885.548564][ T32] r5:84f00000 r4:8291a680 ** 7 printk messages dropped ** [ 885.570356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f63000 ** 7 printk messages dropped ** [ 885.571005][ T32] r5:85270f8c r4:85270c00 ** 1 printk messages dropped ** [ 885.571165][ T32] r7:ddde2d80 r6:83018200 r5:85270f8c r4:84d53b00 ** 5 printk messages dropped ** [ 885.571559][ T32] r4:00000001 ** 6 printk messages dropped ** [ 885.571986][ T32] r4:847e0f80 ** 3 printk messages dropped ** [ 885.573099][ T32] Call trace: ** 6 printk messages dropped ** [ 885.573679][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 8 printk messages dropped ** [ 885.574363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 9 printk messages dropped ** [ 885.575089][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 5 printk messages dropped ** [ 885.575539][ T32] r4:00000001 ** 4 printk messages dropped ** [ 885.575901][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 885.576611][ T32] Call trace: ** 4 printk messages dropped ** [ 885.577009][ T32] r5:84f02400 r4:8291a680 ** 3 printk messages dropped ** [ 885.577387][ T32] r4:00000000 ** 4 printk messages dropped ** [ 885.577798][ T32] r4:00000000 ** 5 printk messages dropped ** [ 885.578241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 885.609720][ T32] r4:84d53c00 ** 5 printk messages dropped ** [ 885.610438][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 885.611639][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 885.612437][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 8 printk messages dropped ** [ 885.613097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 6 printk messages dropped ** [ 885.613683][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.613774][ T32] r5:84e5378c r4:84e53400 [ 885.613817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.613929][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.613998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.614105][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.614163][ T32] r4:84e0be80 [ 885.614204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.614319][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.614415][ T32] r4:00000001 [ 885.614458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.614548][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.614614][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.614686][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.614748][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.614813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.614860][ T32] r4:84d87ac0 [ 885.614907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.614993][ T32] INFO: task kworker/1:386:4461 blocked for more than 462 seconds. [ 885.615065][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.615139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.615214][ T32] task:kworker/1:386 state:D stack:0 pid:4461 tgid:4461 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.615347][ T32] Workqueue: events bpf_prog_free_deferred [ 885.615459][ T32] Call trace: [ 885.615586][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.615716][ T32] r10:8291a684 r9:eae79d84 r8:00000002 r7:60000113 r6:eae79d8c r5:84f03c00 [ 885.615782][ T32] r4:84f03c00 [ 885.615844][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.615943][ T32] r5:84f03c00 r4:8291a680 [ 885.615987][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.616112][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.616233][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae79e08 [ 885.616299][ T32] r4:00000000 [ 885.616347][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.616425][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.616523][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.616624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f63840 [ 885.616679][ T32] r4:00000000 [ 885.616722][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.616837][ T32] r9:83018205 r8:84f03c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 885.616887][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.616974][ T32] r5:00001000 r4:ead05000 [ 885.617016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.617098][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.617209][ T32] r5:8527278c r4:85272400 [ 885.617251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.617381][ T32] r7:ddde2d80 r6:83018200 r5:8527278c r4:84d53b80 [ 885.617434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.617536][ T32] r10:61c88647 r9:84f03c00 r8:84d53bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.617607][ T32] r4:84d53b80 [ 885.617652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.617749][ T32] r10:00000000 r9:84d53b80 r8:80287e08 r7:eae4de60 r6:84f67180 r5:84f03c00 [ 885.617797][ T32] r4:00000001 [ 885.617834][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.617902][ T32] Exception stack(0xeae79fb0 to 0xeae79ff8) [ 885.617955][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 885.618013][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.618069][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.618131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.618190][ T32] r4:84f632c0 [ 885.618619][ T32] INFO: task kworker/1:386:4461 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.618783][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.646620][ T32] Workqueue: events bpf_prog_free_deferred [ 885.646762][ T32] Call trace: [ 885.646835][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.646958][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.647010][ T32] r4:00000000 [ 885.647056][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.647145][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.647222][ T32] 1d20: e5fa5000 eca77000 00000001 80239b98 7f035000 00000001 ** 5 printk messages dropped ** [ 885.647623][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 885.648534][ T32] r5:84e5378c r4:84e53400 ** 6 printk messages dropped ** [ 885.654484][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 5 printk messages dropped ** [ 885.654886][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 885.655509][ T32] Call trace: ** 4 printk messages dropped ** [ 885.655893][ T32] r5:84f04800 r4:8291a680 ** 5 printk messages dropped ** [ 885.656373][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 885.657198][ T32] r5:85271b8c r4:85271800 ** 1 printk messages dropped ** [ 885.657405][ T32] r7:ddde2d80 r6:83018200 r5:85271b8c r4:84d53d00 ** 7 printk messages dropped ** [ 885.657910][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) ** 1 printk messages dropped ** [ 885.658035][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.658099][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.658170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.658220][ T32] r4:84f63540 [ 885.679881][ T32] INFO: task kworker/1:387:4463 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.680120][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.680300][ T32] Workqueue: events bpf_prog_free_deferred [ 885.680448][ T32] Call trace: [ 885.680542][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.680666][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.680722][ T32] r4:00000000 [ 885.680764][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.680846][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.680924][ T32] 1d20: e6206000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.680995][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.681084][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.681190][ T32] r5:800f0013 r4:80239bb0 [ 885.681239][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.681361][ T32] r4:82ac21e4 [ 885.681411][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.681527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.681603][ T32] r4:dffe1dc0 [ 885.681651][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.681748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.681796][ T32] r4:00000000 [ 885.681839][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.681937][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.681984][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.682072][ T32] r5:00001000 r4:dfeb3000 [ 885.682115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.682208][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.682301][ T32] r5:84e5378c r4:84e53400 [ 885.682347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.682465][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.682523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.682627][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.682697][ T32] r4:84e0be80 [ 885.682759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.682861][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.682927][ T32] r4:00000001 [ 885.682974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.683050][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.683111][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.683185][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.683264][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.683333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.683387][ T32] r4:84d87ac0 [ 885.683441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.683524][ T32] INFO: task kworker/1:388:4465 blocked for more than 462 seconds. [ 885.683618][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.683679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.683740][ T32] task:kworker/1:388 state:D stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.683852][ T32] Workqueue: events bpf_prog_free_deferred [ 885.683965][ T32] Call trace: [ 885.684034][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.684138][ T32] r10:8291a684 r9:eae85d84 r8:00000002 r7:60000113 r6:eae85d8c r5:84f06000 ** 2 printk messages dropped ** [ 885.684394][ T32] r5:84f06000 r4:8291a680 ** 5 printk messages dropped ** [ 885.684854][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 885.685020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f634c0 [ 885.685067][ T32] r4:00000000 [ 885.685109][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.685228][ T32] r9:83018205 r8:84f06000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 885.685278][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.685394][ T32] r5:00001000 r4:eaccd000 [ 885.685436][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.685515][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.685596][ T32] r5:85271f8c r4:85271c00 [ 885.685635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.685743][ T32] r7:ddde2d80 r6:83018200 r5:85271f8c r4:84d53d80 [ 885.685846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.685947][ T32] r10:61c88647 r9:84f06000 r8:84d53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.685994][ T32] r4:84d53d80 [ 885.686033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.686126][ T32] r10:00000000 r9:84d53d80 r8:80287e08 r7:eae79e60 r6:84f67280 r5:84f06000 [ 885.686177][ T32] r4:00000001 [ 885.686216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.686290][ T32] Exception stack(0xeae85fb0 to 0xeae85ff8) ** 2 printk messages dropped ** [ 885.686515][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 885.687803][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 885.688392][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 885.709788][ T32] r4:dffe1dc0 ** 4 printk messages dropped ** [ 885.710253][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 9 printk messages dropped ** [ 885.711081][ T32] r4:84e0be80 ** 2 printk messages dropped ** [ 885.711305][ T32] r4:00000001 ** 4 printk messages dropped ** [ 885.711711][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 885.712556][ T32] Call trace: ** 4 printk messages dropped ** [ 885.712957][ T32] r5:85238000 r4:8291a680 ** 2 printk messages dropped ** [ 885.713202][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae05e08 ** 8 printk messages dropped ** [ 885.713912][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 885.714421][ T32] r7:ddde2d80 r6:83018200 r5:8527238c r4:84d53e00 ** 1 printk messages dropped ** [ 885.714583][ T32] r10:61c88647 r9:85238000 r8:84d53e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.714633][ T32] r4:84d53e00 [ 885.714678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.714784][ T32] r10:00000000 r9:84d53e00 r8:80287e08 r7:eae79e60 r6:84d53e80 r5:85238000 [ 885.714922][ T32] r4:00000001 [ 885.714990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.715077][ T32] Exception stack(0xeae05fb0 to 0xeae05ff8) [ 885.715146][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 885.715226][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.715308][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.715384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.715456][ T32] r4:84f63780 [ 885.716089][ T32] INFO: task kworker/1:389:4467 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.716179][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.716347][ T32] Workqueue: events bpf_prog_free_deferred [ 885.716491][ T32] Call trace: [ 885.716559][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.716688][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.716759][ T32] r4:00000000 [ 885.716806][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.716910][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.716976][ T32] 1d20: e6264000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.717046][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.717126][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.717199][ T32] r5:800f0013 r4:80239bb0 [ 885.717245][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.717364][ T32] r4:82ac21e4 [ 885.717435][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.717538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.717589][ T32] r4:dffe1dc0 [ 885.717631][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.717724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.717809][ T32] r4:00000000 [ 885.717896][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.718057][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.718112][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.718224][ T32] r5:00001000 r4:dfeb3000 [ 885.718301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.718395][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.718489][ T32] r5:84e5378c r4:84e53400 [ 885.718532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.718650][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.749696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.750004][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.750061][ T32] r4:84e0be80 [ 885.750108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.750225][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.750276][ T32] r4:00000001 [ 885.750343][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.750435][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.750504][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.750570][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 885.751161][ T32] task:kworker/1:390 state:D stack:0 pid:4470 tgid:4470 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 885.752018][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae8de08 ** 9 printk messages dropped ** [ 885.752732][ T32] r5:00001000 r4:eae53000 ** 2 printk messages dropped ** [ 885.752946][ T32] r5:85272b8c r4:85272800 [ 885.753010][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 885.753324][ T32] r4:84d53c80 ** 5 printk messages dropped ** [ 885.753805][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 885.755171][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 885.755733][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 4 printk messages dropped ** [ 885.756091][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 885.756940][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 885.757878][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 885.758395][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 885.779650][ T32] Workqueue: events bpf_prog_free_deferred [ 885.779869][ T32] Call trace: [ 885.779943][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.780067][ T32] r10:8291a684 r9:eae91d84 r8:00000002 r7:60000113 r6:eae91d8c r5:8523a400 [ 885.780123][ T32] r4:8523a400 [ 885.780239][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.780346][ T32] r5:8523a400 r4:8291a680 [ 885.780432][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.780533][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.780636][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae91e08 [ 885.780710][ T32] r4:00000000 [ 885.780771][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.780853][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.780934][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.781030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f63f40 [ 885.781083][ T32] r4:00000000 [ 885.781179][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.781295][ T32] r9:83018205 r8:8523a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 885.781449][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.781701][ T32] r5:00001000 r4:eaeb7000 [ 885.781770][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.781871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.781974][ T32] r5:85273b8c r4:85273800 [ 885.782042][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.782161][ T32] r7:ddde2d80 r6:83018200 r5:85273b8c r4:84d53f80 [ 885.782215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.782321][ T32] r10:61c88647 r9:8523a400 r8:84d53fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.782376][ T32] r4:84d53f80 [ 885.782443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.782572][ T32] r10:00000000 r9:84d53f80 r8:80287e08 r7:eae8de60 r6:84d53700 r5:8523a400 [ 885.782644][ T32] r4:00000001 [ 885.782709][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.782793][ T32] Exception stack(0xeae91fb0 to 0xeae91ff8) [ 885.782876][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.782943][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.783021][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.783093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.783145][ T32] r4:84f63900 [ 885.783777][ T32] INFO: task kworker/1:391:4472 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.783864][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.784009][ T32] Workqueue: events bpf_prog_free_deferred [ 885.784133][ T32] Call trace: [ 885.784235][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 885.784355][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 885.784409][ T32] r4:00000000 [ 885.784454][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.784571][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 885.784643][ T32] 1d20: e66e7000 eca77000 00000001 80239b98 7f035000 00000001 [ 885.784709][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 885.784799][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 885.784863][ T32] r5:800f0013 r4:80239bb0 [ 885.784935][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.785033][ T32] r4:82ac21e4 [ 885.785110][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.785219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 885.785271][ T32] r4:dffe1dc0 [ 885.785315][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.785446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 885.785497][ T32] r4:00000000 [ 885.785541][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.785635][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 885.785700][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.785793][ T32] r5:00001000 r4:dfeb3000 [ 885.785838][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.785928][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.786017][ T32] r5:84e5378c r4:84e53400 [ 885.786059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 885.786340][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 885.786799][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 885.787295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 885.787870][ T32] r4:8523b000 ** 4 printk messages dropped ** [ 885.788237][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae99e08 ** 5 printk messages dropped ** [ 885.788746][ T32] r4:00000000 ** 2 printk messages dropped ** [ 885.829992][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 885.830580][ T32] r7:ddde2d80 r6:83018200 r5:85272f8c r4:84d80000 ** 4 printk messages dropped ** [ 885.830943][ T32] r10:00000000 r9:84d80000 r8:80287e08 r7:eae91e60 r6:84d80180 r5:8523b000 ** 9 printk messages dropped ** [ 885.832348][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 885.833410][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 6 printk messages dropped ** [ 885.833966][ T32] r4:dffe1dc0 ** 4 printk messages dropped ** [ 885.834409][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 7 printk messages dropped ** [ 885.835071][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.835193][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.835289][ T32] r4:84e0be80 [ 885.835354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.835488][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.835595][ T32] r4:00000001 [ 885.835663][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.835763][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.835843][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.835917][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.835979][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.836047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.836096][ T32] r4:84d87ac0 [ 885.836171][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.836239][ T32] INFO: task kworker/1:393:4476 blocked for more than 462 seconds. [ 885.836309][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.836364][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.836413][ T32] task:kworker/1:393 state:D stack:0 pid:4476 tgid:4476 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.836520][ T32] Workqueue: events bpf_prog_free_deferred [ 885.836630][ T32] Call trace: [ 885.836720][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.836824][ T32] r10:8291a684 r9:eaea1d84 r8:00000002 r7:60000013 r6:eaea1d8c r5:8523bc00 [ 885.836889][ T32] r4:8523bc00 [ 885.836939][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.837051][ T32] r5:8523bc00 r4:8291a680 [ 885.837101][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.837198][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.837300][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea1e08 [ 885.837384][ T32] r4:00000000 [ 885.837440][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.837512][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.837582][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.837671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f63c40 [ 885.837719][ T32] r4:00000000 [ 885.837766][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.837860][ T32] r9:83018205 r8:8523bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 885.837908][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.837993][ T32] r5:00001000 r4:eaea3000 [ 885.838034][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.838183][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.838331][ T32] r5:8527338c r4:85273000 [ 885.838398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.838527][ T32] r7:ddde2d80 r6:83018200 r5:8527338c r4:84d80080 ** 1 printk messages dropped ** [ 885.838751][ T32] r10:61c88647 r9:8523bc00 r8:84d800ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 885.863395][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 885.863690][ T32] r4:84f63b80 ** 4 printk messages dropped ** [ 885.864772][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 885.865297][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 885.865747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 9 printk messages dropped ** [ 885.866497][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 885.867287][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.867345][ T32] r4:00000001 [ 885.867408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.867486][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.867575][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.867645][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.867707][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.867771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.867820][ T32] r4:84d87ac0 [ 885.867866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.867960][ T32] INFO: task kworker/1:394:4478 blocked for more than 462 seconds. [ 885.868052][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.868113][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.868167][ T32] task:kworker/1:394 state:D stack:0 pid:4478 tgid:4478 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.868269][ T32] Workqueue: events bpf_prog_free_deferred [ 885.868376][ T32] Call trace: [ 885.868477][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.868585][ T32] r10:8291a684 r9:eaeb5d84 r8:00000002 r7:60000013 r6:eaeb5d8c r5:8523c800 [ 885.868671][ T32] r4:8523c800 [ 885.884138][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.884448][ T32] r5:8523c800 r4:8291a680 [ 885.884499][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.884618][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.884743][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb5e08 [ 885.884803][ T32] r4:00000000 [ 885.884845][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.884930][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.885024][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.885122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f63dc0 [ 885.885178][ T32] r4:00000000 [ 885.885222][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.885326][ T32] r9:83018205 r8:8523c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 885.885410][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.885510][ T32] r5:00001000 r4:eaea9000 [ 885.885557][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.885644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.885756][ T32] r5:8527378c r4:85273400 [ 885.885804][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.885905][ T32] r7:ddde2d80 r6:83018200 r5:8527378c r4:84d80100 [ 885.885975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.886082][ T32] r10:61c88647 r9:8523c800 r8:84d8012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.886147][ T32] r4:84d80100 [ 885.886205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.886312][ T32] r10:00000000 r9:84d80100 r8:80287e08 r7:eae91e60 r6:84d80380 r5:8523c800 [ 885.886377][ T32] r4:00000001 [ 885.886450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.886540][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 885.886607][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 885.886687][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.886749][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.886828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.886882][ T32] r4:84f63d80 [ 885.887512][ T32] INFO: task kworker/1:394:4478 is blocked on a mutex likely owned by task kworker/0:123:3540. ** 2 printk messages dropped ** [ 885.887880][ T32] Call trace: ** 4 printk messages dropped ** [ 885.888392][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 885.904725][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 885.904979][ T32] r4:dffe1dc0 ** 5 printk messages dropped ** [ 885.905502][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.905624][ T32] r5:00001000 r4:dfeb3000 [ 885.905678][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.905769][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.905862][ T32] r5:84e5378c r4:84e53400 [ 885.905915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.906028][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.906081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.906198][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.906271][ T32] r4:84e0be80 [ 885.906329][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.906455][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.906520][ T32] r4:00000001 [ 885.906574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.906676][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.906755][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.906838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.906937][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.907010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.907086][ T32] r4:84d87ac0 [ 885.907146][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.907218][ T32] INFO: task kworker/1:395:4479 blocked for more than 462 seconds. [ 885.907288][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.907345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.907414][ T32] task:kworker/1:395 state:D stack:0 pid:4479 tgid:4479 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.907567][ T32] Workqueue: events bpf_prog_free_deferred [ 885.907661][ T32] Call trace: [ 885.907753][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.907872][ T32] r10:8291a684 r9:eadf9d84 r8:00000002 r7:60000013 r6:eadf9d8c r5:8523d400 [ 885.907939][ T32] r4:8523d400 [ 885.907993][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.908161][ T32] r5:8523d400 r4:8291a680 [ 885.908227][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.908314][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.908413][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf9e08 [ 885.908486][ T32] r4:00000000 [ 885.908544][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.908627][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.908706][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 885.924376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d0a040 [ 885.924571][ T32] r4:00000000 [ 885.924627][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 885.924772][ T32] r9:83018205 r8:8523d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 885.924829][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 885.924932][ T32] r5:00001000 r4:eaebd000 [ 885.925000][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 885.925119][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.925262][ T32] r5:85273f8c r4:85273c00 [ 885.925316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.925466][ T32] r7:ddde2d80 r6:83018200 r5:85273f8c r4:84d80200 [ 885.925521][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.925635][ T32] r10:61c88647 r9:8523d400 r8:84d8022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.925876][ T32] r4:84d80200 [ 885.925937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.926041][ T32] r10:00000000 r9:84d80200 r8:80287e08 r7:eae91e60 r6:84d80300 r5:8523d400 [ 885.926094][ T32] r4:00000001 [ 885.926135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.926233][ T32] Exception stack(0xeadf9fb0 to 0xeadf9ff8) [ 885.926326][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 885.926675][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.926749][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.926815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.926862][ T32] r4:84f63d80 [ 885.927513][ T32] INFO: task kworker/1:395:4479 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 885.927583][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.927717][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 885.927989][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 4 printk messages dropped ** [ 885.928448][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 2 printk messages dropped ** [ 885.928643][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 885.954277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 3 printk messages dropped ** [ 885.954585][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 885.955003][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.955111][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 885.955171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.955283][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 885.955341][ T32] r4:84e0be80 [ 885.955389][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.955497][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.955548][ T32] r4:00000001 [ 885.955593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.955674][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.955741][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.955809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.955870][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.955935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.955984][ T32] r4:84d87ac0 [ 885.956035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.956101][ T32] INFO: task kworker/1:396:4482 blocked for more than 462 seconds. [ 885.956204][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.956269][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.956318][ T32] task:kworker/1:396 state:D stack:0 pid:4482 tgid:4482 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.956463][ T32] Workqueue: events bpf_prog_free_deferred [ 885.956557][ T32] Call trace: [ 885.956622][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.956730][ T32] r10:8291a684 r9:eaec1d84 r8:00000002 r7:60000113 r6:eaec1d8c r5:8523e000 [ 885.956781][ T32] r4:8523e000 [ 885.956826][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.956925][ T32] r5:8523e000 r4:8291a680 ** 1 printk messages dropped ** [ 885.957055][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 885.957586][ T32] r4:00000000 ** 5 printk messages dropped ** [ 885.958451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.958544][ T32] r5:8527c38c r4:8527c000 [ 885.958586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.958687][ T32] r7:ddde2d80 r6:83018200 r5:8527c38c r4:84d80400 ** 1 printk messages dropped ** [ 885.969994][ T32] r10:61c88647 r9:8523e000 r8:84d8042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 885.970219][ T32] r10:00000000 r9:84d80400 r8:80287e08 r7:eadf9e60 r6:84d80580 r5:8523e000 ** 4 printk messages dropped ** [ 885.970521][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 885.971411][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 885.971868][ T32] r4:00000000 ** 3 printk messages dropped ** [ 885.972131][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 3 printk messages dropped ** [ 885.972418][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 885.972614][ T32] r4:dffe1dc0 ** 2 printk messages dropped ** [ 885.972796][ T32] r4:00000000 ** 1 printk messages dropped ** [ 885.972934][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 5 printk messages dropped ** [ 885.973462][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 885.973913][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 885.973960][ T32] r4:00000001 [ 885.974002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.974079][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 885.974141][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.974214][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.974277][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.974342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.974391][ T32] r4:84d87ac0 [ 885.974442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.974532][ T32] INFO: task kworker/1:397:4485 blocked for more than 463 seconds. [ 885.974609][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.974691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.975143][ T32] task:kworker/1:397 state:D stack:0 pid:4485 tgid:4485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.976159][ T32] Workqueue: events bpf_prog_free_deferred [ 885.977232][ T32] Call trace: [ 885.977304][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 885.977458][ T32] r10:8291a684 r9:eaee1d84 r8:00000002 r7:60000013 r6:eaee1d8c r5:84f05400 [ 885.977509][ T32] r4:84f05400 [ 885.977573][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 885.978139][ T32] r5:84f05400 r4:8291a680 [ 885.978216][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.978310][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 885.978407][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee1e08 [ 885.978460][ T32] r4:00000000 [ 885.978505][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 885.978584][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 885.978664][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.007837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d0a300 [ 886.008031][ T32] r4:00000000 [ 886.008089][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.008247][ T32] r9:83018205 r8:84f05400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 886.008302][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.008402][ T32] r5:00001000 r4:eaed1000 [ 886.008451][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.008560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.008662][ T32] r5:8527c78c r4:8527c400 [ 886.009260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.009443][ T32] r7:ddde2d80 r6:83018200 r5:8527c78c r4:84d80480 [ 886.009512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.009616][ T32] r10:61c88647 r9:84f05400 r8:84d804ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.009669][ T32] r4:84d80480 [ 886.009711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.009815][ T32] r10:00000000 r9:84d80480 r8:80287e08 r7:eaec1e60 r6:84f67300 r5:84f05400 ** 3 printk messages dropped ** [ 886.010059][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 886.011302][ T32] Workqueue: events bpf_prog_free_deferred [ 886.011448][ T32] Call trace: [ 886.011526][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 886.011658][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 886.011717][ T32] r4:00000000 [ 886.011762][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.011853][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 886.011917][ T32] 1d20: e74a8000 eca77000 00000001 80239b98 7f035000 00000001 [ 886.011998][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 886.012060][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.012128][ T32] r5:800f0013 r4:80239bb0 [ 886.012184][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.012292][ T32] r4:82ac21e4 [ 886.012346][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.012447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 886.012518][ T32] r4:dffe1dc0 [ 886.012584][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.012682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 886.012741][ T32] r4:00000000 [ 886.012788][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.012905][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 886.012958][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.013051][ T32] r5:00001000 r4:dfeb3000 [ 886.013111][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.013221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.013326][ T32] r5:84e5378c r4:84e53400 [ 886.013401][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.013520][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 886.013572][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.013671][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 886.013901][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 13 printk messages dropped ** [ 886.015115][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 886.016205][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 886.017020][ T32] r5:8527cb8c r4:8527c800 ** 4 printk messages dropped ** [ 886.017491][ T32] r4:84d80600 ** 6 printk messages dropped ** [ 886.017998][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.018067][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.018140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.018207][ T32] r4:84d0a280 [ 886.018596][ T32] INFO: task kworker/1:398:4486 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 886.018677][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.058455][ T32] Workqueue: events bpf_prog_free_deferred [ 886.058595][ T32] Call trace: [ 886.058731][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 886.059333][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 886.059401][ T32] r4:00000000 [ 886.059465][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.059585][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 886.059661][ T32] 1d20: e785b000 eca77000 00000001 80239b98 7f035000 00000001 [ 886.059730][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 886.059792][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.059850][ T32] r5:800f0013 r4:80239bb0 [ 886.059897][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.059990][ T32] r4:82ac21e4 [ 886.060037][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.060137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 886.060218][ T32] r4:dffe1dc0 [ 886.060272][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.060374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 886.060437][ T32] r4:00000000 [ 886.060482][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.060588][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 886.060658][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.060764][ T32] r5:00001000 r4:dfeb3000 [ 886.060817][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 886.061390][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 886.062085][ T32] r4:84d87ac0 ** 8 printk messages dropped ** [ 886.062978][ T32] r10:8291a684 r9:eaef5d84 r8:00000002 r7:60000113 r6:eaef5d8c r5:84f03000 ** 11 printk messages dropped ** [ 886.063948][ T32] r4:00000000 ** 6 printk messages dropped ** [ 886.064489][ T32] r5:8527cf8c r4:8527cc00 ** 3 printk messages dropped ** [ 886.064765][ T32] r10:61c88647 r9:84f03000 r8:84d806ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 886.066489][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 886.067399][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 18 printk messages dropped ** [ 886.092860][ T32] r4:84e0be80 ** 8 printk messages dropped ** [ 886.093577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 886.094637][ T32] r5:84f06c00 r4:8291a680 ** 6 printk messages dropped ** [ 886.095125][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 886.096031][ T32] r7:ddde2d80 r6:83018200 r5:8527d38c r4:84d80780 [ 886.096089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.096209][ T32] r10:61c88647 r9:84f06c00 r8:84d807ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.096263][ T32] r4:84d80780 [ 886.096306][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.096424][ T32] r10:00000000 r9:84d80780 r8:80287e08 r7:eaef5e60 r6:84f67480 r5:84f06c00 [ 886.096492][ T32] r4:00000001 [ 886.096536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.096611][ T32] Exception stack(0xeaefdfb0 to 0xeaefdff8) [ 886.096671][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.096731][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.096787][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.096848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.096913][ T32] r4:84d0a5c0 [ 886.097624][ T32] INFO: task kworker/1:400:4490 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 886.097726][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.097900][ T32] Workqueue: events bpf_prog_free_deferred [ 886.098012][ T32] Call trace: [ 886.098074][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 886.098180][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 886.098256][ T32] r4:00000000 [ 886.098343][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.098448][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 886.098539][ T32] 1d20: e7a61000 eca77000 00000001 80239b98 7f035000 00000001 [ 886.098615][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 886.098678][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.098773][ T32] r5:800f0013 r4:80239bb0 [ 886.122480][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.122631][ T32] r4:82ac21e4 [ 886.122694][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.122798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 886.122864][ T32] r4:dffe1dc0 [ 886.122916][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.123043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 886.123108][ T32] r4:00000000 [ 886.123153][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.123264][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 886.123315][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.123432][ T32] r5:00001000 r4:dfeb3000 [ 886.123480][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.123563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.123674][ T32] r5:84e5378c r4:84e53400 [ 886.123718][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.123830][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 886.123896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 886.124278][ T32] r4:00000001 ** 5 printk messages dropped ** [ 886.124750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 886.125385][ T32] Call trace: ** 4 printk messages dropped ** [ 886.125818][ T32] r5:85260000 r4:8291a680 ** 3 printk messages dropped ** [ 886.126155][ T32] r4:00000000 ** 4 printk messages dropped ** [ 886.126618][ T32] r4:00000000 ** 5 printk messages dropped ** [ 886.127123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.127236][ T32] r5:8527d78c r4:8527d400 ** 2 printk messages dropped ** [ 886.127461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 886.128083][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 886.150504][ T32] Call trace: ** 2 printk messages dropped ** [ 886.150768][ T32] r4:00000000 ** 4 printk messages dropped ** [ 886.151108][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 886.151569][ T32] r4:dffe1dc0 ** 4 printk messages dropped ** [ 886.151926][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 11 printk messages dropped ** [ 886.152923][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 6 printk messages dropped ** [ 886.153456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 886.153624][ T32] INFO: task kworker/1:402:4495 blocked for more than 463 seconds. [ 886.153695][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.153776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.153826][ T32] task:kworker/1:402 state:D stack:0 pid:4495 tgid:4495 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.153928][ T32] Workqueue: events bpf_prog_free_deferred [ 886.154030][ T32] Call trace: [ 886.154119][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 886.154230][ T32] r10:8291a684 r9:eaec9d84 r8:00000002 r7:60000113 r6:eaec9d8c r5:85262400 [ 886.154304][ T32] r4:85262400 [ 886.154367][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 886.154475][ T32] r5:85262400 r4:8291a680 [ 886.154523][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.154643][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 886.154761][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec9e08 [ 886.154812][ T32] r4:00000000 [ 886.154872][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 886.154968][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.155044][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.155135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d0ae40 [ 886.155190][ T32] r4:00000000 [ 886.155247][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.155351][ T32] r9:83018205 r8:85262400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 886.155399][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.155516][ T32] r5:00001000 r4:eaf3b000 [ 886.155581][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.155690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.155785][ T32] r5:8527db8c r4:8527d800 [ 886.155831][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.155934][ T32] r7:ddde2d80 r6:83018200 r5:8527db8c r4:84d80700 [ 886.155980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.156083][ T32] r10:61c88647 r9:85262400 r8:84d8072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.156134][ T32] r4:84d80700 [ 886.156203][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.156314][ T32] r10:00000000 r9:84d80700 r8:80287e08 r7:eaedde60 r6:84d80980 r5:85262400 [ 886.156363][ T32] r4:00000001 [ 886.156445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.156556][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 886.156625][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 886.156698][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.156761][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.156829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.156880][ T32] r4:84d0a900 [ 886.157350][ T32] INFO: task kworker/1:402:4495 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 886.157435][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.157590][ T32] Workqueue: events bpf_prog_free_deferred [ 886.157685][ T32] Call trace: [ 886.157766][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 886.157896][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 886.157949][ T32] r4:00000000 [ 886.157995][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 886.158314][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 886.179577][ T32] r4:dffe1dc0 ** 5 printk messages dropped ** [ 886.180153][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 886.181123][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 886.181641][ T32] r4:84d87ac0 ** 4 printk messages dropped ** [ 886.181958][ T32] task:kworker/0:285 state:D stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 886.182843][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf55e08 ** 7 printk messages dropped ** [ 886.183459][ T32] r9:83018005 r8:85263c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 4 printk messages dropped ** [ 886.183893][ T32] r5:842ebb8c r4:842eb800 ** 3 printk messages dropped ** [ 886.184191][ T32] r10:61c88647 r9:85263c00 r8:84f6752c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 886.184968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 886.186222][ T32] r4:00000000 ** 4 printk messages dropped ** [ 886.186578][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 886.187279][ T32] r4:00000000 ** 7 printk messages dropped ** [ 886.187987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.188091][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 886.188137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.188267][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.188326][ T32] r4:84e0be80 [ 886.188384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.188500][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 886.188570][ T32] r4:00000001 [ 886.188684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.219428][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 886.219549][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.219625][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.219691][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.219766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.219842][ T32] r4:84d87ac0 [ 886.219904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.220015][ T32] INFO: task kworker/0:286:4499 blocked for more than 463 seconds. [ 886.220092][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.220165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.220218][ T32] task:kworker/0:286 state:D stack:0 pid:4499 tgid:4499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.220330][ T32] Workqueue: events bpf_prog_free_deferred [ 886.220452][ T32] Call trace: [ 886.220554][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 886.220674][ T32] r10:8291a684 r9:eaf51d84 r8:00000002 r7:60000113 r6:eaf51d8c r5:85263000 [ 886.220721][ T32] r4:85263000 [ 886.220766][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 886.220852][ T32] r5:85263000 r4:8291a680 [ 886.220917][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.221015][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 886.221128][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf51e08 [ 886.221173][ T32] r4:00000000 [ 886.221262][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 886.221391][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.221492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.221606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8458ea80 [ 886.221691][ T32] r4:00000000 [ 886.221773][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.221886][ T32] r9:83018005 r8:85263000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 886.221937][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.222029][ T32] r5:00001000 r4:ead99000 [ 886.222110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.222206][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.222307][ T32] r5:8466878c r4:84668400 [ 886.222356][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.222470][ T32] r7:dddced80 r6:83018000 r5:8466878c r4:84f67600 [ 886.222526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.222633][ T32] r10:61c88647 r9:85263000 r8:84f6762c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.222682][ T32] r4:84f67600 [ 886.222760][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.222882][ T32] r10:00000000 r9:84f67600 r8:80287e08 r7:eaf55e60 r6:84d80c00 r5:85263000 [ 886.222954][ T32] r4:00000001 [ 886.223008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.223094][ T32] Exception stack(0xeaf51fb0 to 0xeaf51ff8) [ 886.223157][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.223245][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.223338][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.223423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.223529][ T32] r4:8458e040 [ 886.224153][ T32] INFO: task kworker/0:286:4499 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 886.224235][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.224380][ T32] Workqueue: events bpf_prog_free_deferred [ 886.224494][ T32] Call trace: [ 886.224585][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 886.224700][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 886.224769][ T32] r4:00000000 [ 886.224819][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.224953][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 886.225036][ T32] 1d20: e8364000 eca77000 00000001 80239b98 7f035000 00000001 [ 886.225100][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 886.225160][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 886.225399][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 886.225737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 11 printk messages dropped ** [ 886.226624][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 886.227150][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 886.227463][ T32] INFO: task kworker/1:403:4500 blocked for more than 463 seconds. [ 886.227521][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.227570][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.227613][ T32] task:kworker/1:403 state:D stack:0 pid:4500 tgid:4500 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.227724][ T32] Workqueue: events bpf_prog_free_deferred [ 886.227814][ T32] Call trace: [ 886.227978][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 886.228121][ T32] r10:8291a684 r9:eaf61d84 r8:00000002 r7:60000113 r6:eaf61d8c r5:85264800 [ 886.228175][ T32] r4:85264800 [ 886.228218][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 886.228310][ T32] r5:85264800 r4:8291a680 [ 886.228349][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.228430][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 886.228517][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf61e08 [ 886.228567][ T32] r4:00000000 [ 886.228607][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 886.228682][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 886.257281][ T32] r5:00001000 r4:dfd4f000 ** 2 printk messages dropped ** [ 886.257597][ T32] r5:8527e78c r4:8527e400 [ 886.257645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 886.257930][ T32] r10:61c88647 r9:85264800 r8:84d80aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 886.258620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 886.267775][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 8 printk messages dropped ** [ 886.268557][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 886.279414][ T32] r4:dffe1dc0 ** 8 printk messages dropped ** [ 886.280178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 886.280834][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 8 printk messages dropped ** [ 886.281445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 886.284022][ T32] r4:85266000 ** 3 printk messages dropped ** [ 886.284341][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 886.284901][ T32] r4:00000000 ** 6 printk messages dropped ** [ 886.285634][ T32] r5:8527df8c r4:8527dc00 ** 2 printk messages dropped ** [ 886.285870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 886.286420][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 886.286696][ T32] r4:84e17100 [ 886.287820][ T32] INFO: task kworker/1:404:4503 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 886.287900][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.288565][ T32] Workqueue: events bpf_prog_free_deferred [ 886.288663][ T32] Call trace: [ 886.316573][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 886.316757][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 886.316814][ T32] r4:00000000 [ 886.316861][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.316953][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 886.317028][ T32] 1d20: e88e8000 eca77000 00000001 80239b98 7f035000 00000001 [ 886.317094][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 886.317152][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.317210][ T32] r5:800f0013 r4:80239bb0 [ 886.317254][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.317373][ T32] r4:82ac21e4 [ 886.317430][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.317529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 886.317582][ T32] r4:dffe1dc0 [ 886.317629][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.317725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 886.317774][ T32] r4:00000000 [ 886.317817][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.317954][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 886.318030][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.318158][ T32] r5:00001000 r4:dfeb3000 [ 886.318220][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.318312][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.318413][ T32] r5:84e5378c r4:84e53400 [ 886.318460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.318564][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 886.318613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.318776][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.319269][ T32] r4:84e0be80 [ 886.319329][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.319469][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 886.319552][ T32] r4:00000001 [ 886.319606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.319696][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 886.319765][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.319833][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.319897][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.319963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.320012][ T32] r4:84d87ac0 [ 886.320061][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.320171][ T32] INFO: task kworker/1:405:4505 blocked for more than 463 seconds. [ 886.320247][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.320319][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.320373][ T32] task:kworker/1:405 state:D stack:0 pid:4505 tgid:4505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.320506][ T32] Workqueue: events bpf_prog_free_deferred [ 886.320647][ T32] Call trace: [ 886.320721][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 886.320851][ T32] r10:8291a684 r9:ead85d84 r8:00000002 r7:60000013 r6:ead85d8c r5:85261800 [ 886.320912][ T32] r4:85261800 [ 886.320961][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 886.321082][ T32] r5:85261800 r4:8291a680 [ 886.321191][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 886.321489][ T32] r4:00000000 ** 4 printk messages dropped ** [ 886.321940][ T32] r4:00000000 ** 3 printk messages dropped ** [ 886.322242][ T32] r5:00001000 r4:dfa0d000 ** 2 printk messages dropped ** [ 886.322509][ T32] r5:8527e38c r4:8527e000 [ 886.322571][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 886.323029][ T32] r10:00000000 r9:84d80c80 r8:80287e08 r7:eaf61e60 r6:84d80e80 r5:85261800 ** 9 printk messages dropped ** [ 886.324278][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 886.325377][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 886.326219][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 886.327235][ T32] r4:00000001 ** 4 printk messages dropped ** [ 886.327556][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 886.328099][ T32] Workqueue: events bpf_prog_free_deferred [ 886.328241][ T32] Call trace: [ 886.328314][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 886.328425][ T32] r10:8291a684 r9:eada1d84 r8:00000002 r7:60000013 r6:eada1d8c r5:8523ec00 [ 886.328476][ T32] r4:8523ec00 [ 886.328538][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 886.328644][ T32] r5:8523ec00 r4:8291a680 [ 886.328747][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.359643][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 886.359840][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada1e08 [ 886.359905][ T32] r4:00000000 [ 886.359982][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 886.360090][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.360202][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.360311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e176c0 [ 886.360371][ T32] r4:00000000 [ 886.360423][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.360542][ T32] r9:83018205 r8:8523ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 886.360599][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.360712][ T32] r5:00001000 r4:dfe9b000 [ 886.360770][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.360894][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.361029][ T32] r5:8527eb8c r4:8527e800 [ 886.361089][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.361253][ T32] r7:ddde2d80 r6:83018200 r5:8527eb8c r4:84d80d00 [ 886.361315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.361459][ T32] r10:61c88647 r9:8523ec00 r8:84d80d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.361521][ T32] r4:84d80d00 [ 886.361596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.361765][ T32] r10:00000000 r9:84d80d00 r8:80287e08 r7:eaf61e60 r6:84d80f80 r5:8523ec00 [ 886.361831][ T32] r4:00000001 [ 886.361902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.362005][ T32] Exception stack(0xeada1fb0 to 0xeada1ff8) [ 886.362080][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.362155][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.362237][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.362316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.362373][ T32] r4:84e17480 [ 886.363010][ T32] INFO: task kworker/1:406:4506 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 886.363098][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.363368][ T32] Workqueue: events bpf_prog_free_deferred [ 886.363491][ T32] Call trace: [ 886.363572][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 886.363702][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 886.363784][ T32] r4:00000000 [ 886.363859][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.363965][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 886.364040][ T32] 1d20: e8c67000 eca77000 00000001 80239b98 7f035000 00000001 ** 7 printk messages dropped ** [ 886.364663][ T32] r4:dffe1dc0 ** 8 printk messages dropped ** [ 886.365473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 886.366207][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 886.366783][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 886.367281][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 886.367904][ T32] r5:85238c00 r4:8291a680 ** 5 printk messages dropped ** [ 886.368385][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 886.393171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 886.393364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.393486][ T32] r7:ddde2d80 r6:83018200 r5:8527ef8c r4:84d80f00 [ 886.393540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.393667][ T32] r10:61c88647 r9:85238c00 r8:84d80f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.393733][ T32] r4:84d80f00 [ 886.393782][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.394138][ T32] r10:00000000 r9:84d80f00 r8:80287e08 r7:eada1e60 r6:84d80e00 r5:85238c00 [ 886.394217][ T32] r4:00000001 [ 886.394266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.394375][ T32] Exception stack(0xeaf6dfb0 to 0xeaf6dff8) [ 886.394457][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.394561][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.394641][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.394740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.394821][ T32] r4:84e17680 [ 886.395457][ T32] INFO: task kworker/1:407:4510 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 886.395575][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.395759][ T32] Workqueue: events bpf_prog_free_deferred [ 886.395874][ T32] Call trace: [ 886.396010][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 886.396170][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 2 printk messages dropped ** [ 886.396432][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 4 printk messages dropped ** [ 886.396802][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 886.398050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 886.413881][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 6 printk messages dropped ** [ 886.414436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 886.415314][ T32] r10:8291a684 r9:eaf29d84 r8:00000002 r7:60000013 r6:eaf29d8c r5:85266c00 ** 5 printk messages dropped ** [ 886.415853][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf29e08 ** 7 printk messages dropped ** [ 886.416596][ T32] r9:83018205 r8:85266c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 ** 4 printk messages dropped ** [ 886.417175][ T32] r5:8527f38c r4:8527f000 ** 2 printk messages dropped ** [ 886.417486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 886.418369][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 886.433605][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 886.434254][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 6 printk messages dropped ** [ 886.434853][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 886.435820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 886.436765][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 3 printk messages dropped ** [ 886.437063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.437168][ T32] r4:84d87ac0 [ 886.437235][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.437302][ T32] INFO: task kworker/1:409:4513 blocked for more than 463 seconds. [ 886.437402][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.437468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.437522][ T32] task:kworker/1:409 state:D stack:0 pid:4513 tgid:4513 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.437632][ T32] Workqueue: events bpf_prog_free_deferred [ 886.437734][ T32] Call trace: [ 886.437838][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 886.437958][ T32] r10:8291a684 r9:eaf35d84 r8:00000002 r7:60000113 r6:eaf35d8c r5:85265400 [ 886.438018][ T32] r4:85265400 [ 886.438088][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 886.438214][ T32] r5:85265400 r4:8291a680 [ 886.438268][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.438391][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 886.438509][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf35e08 [ 886.438570][ T32] r4:00000000 [ 886.438622][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 886.459324][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.459538][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.459658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e17ac0 [ 886.459756][ T32] r4:00000000 [ 886.459815][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.459981][ T32] r9:83018205 r8:85265400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 886.460050][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.460196][ T32] r5:00001000 r4:e066d000 [ 886.460274][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.460400][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.460522][ T32] r5:8527f78c r4:8527f400 [ 886.460573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.460706][ T32] r7:ddde2d80 r6:83018200 r5:8527f78c r4:84de8100 [ 886.460767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.460885][ T32] r10:61c88647 r9:85265400 r8:84de812c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.460944][ T32] r4:84de8100 [ 886.460996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.461131][ T32] r10:00000000 r9:84de8100 r8:80287e08 r7:eaf29e60 r6:84de8280 r5:85265400 [ 886.461220][ T32] r4:00000001 [ 886.461277][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.461397][ T32] Exception stack(0xeaf35fb0 to 0xeaf35ff8) [ 886.461491][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 886.461579][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.461650][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.461728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.461784][ T32] r4:84e17840 [ 886.462406][ T32] INFO: task kworker/1:409:4513 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 886.462495][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.462642][ T32] Workqueue: events bpf_prog_free_deferred [ 886.462749][ T32] Call trace: [ 886.462826][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 886.462952][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 886.463038][ T32] r4:00000000 [ 886.463099][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.463205][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 886.463282][ T32] 1d20: e9284000 eca77000 00000001 80239b98 7f035000 00000001 [ 886.463357][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 886.463420][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.463537][ T32] r5:800f0013 r4:80239bb0 [ 886.463602][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.463722][ T32] r4:82ac21e4 [ 886.463788][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.463907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 886.463988][ T32] r4:dffe1dc0 [ 886.464059][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.464178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 6 printk messages dropped ** [ 886.464805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 886.465623][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 886.466230][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 886.466719][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 886.467488][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 886.468050][ T32] r4:00000000 ** 6 printk messages dropped ** [ 886.468627][ T32] r5:8527fb8c r4:8527f800 ** 1 printk messages dropped ** [ 886.493690][ T32] r7:ddde2d80 r6:83018200 r5:8527fb8c r4:84de8180 ** 5 printk messages dropped ** [ 886.494267][ T32] r4:00000001 ** 5 printk messages dropped ** [ 886.494723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 886.496358][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 7 printk messages dropped ** [ 886.496991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 9 printk messages dropped ** [ 886.497895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 886.509539][ T32] r4:00000001 ** 3 printk messages dropped ** [ 886.509994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 886.510872][ T32] Call trace: ** 4 printk messages dropped ** [ 886.511403][ T32] r5:84688c00 r4:8291a680 ** 3 printk messages dropped ** [ 886.511706][ T32] r4:00000000 ** 3 printk messages dropped ** [ 886.512036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e17e40 [ 886.512088][ T32] r4:00000000 [ 886.512138][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.512270][ T32] r9:83018205 r8:84688c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 886.512328][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.512428][ T32] r5:00001000 r4:e896b000 [ 886.512507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.512615][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.512720][ T32] r5:8527ff8c r4:8527fc00 [ 886.512774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.512912][ T32] r7:ddde2d80 r6:83018200 r5:8527ff8c r4:84de8200 [ 886.512974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.513101][ T32] r10:61c88647 r9:84688c00 r8:84de822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.513171][ T32] r4:84de8200 [ 886.513217][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.513368][ T32] r10:00000000 r9:84de8200 r8:80287e08 r7:eaf81e60 r6:84f67680 r5:84688c00 [ 886.513450][ T32] r4:00000001 [ 886.513509][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.513618][ T32] Exception stack(0xeaf85fb0 to 0xeaf85ff8) [ 886.513690][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 886.513784][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.513878][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.513997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.514063][ T32] r4:84e17c00 [ 886.514694][ T32] INFO: task kworker/1:411:4517 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 886.514791][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.514950][ T32] Workqueue: events bpf_prog_free_deferred [ 886.515051][ T32] Call trace: [ 886.515166][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 886.515318][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 886.515394][ T32] r4:00000000 [ 886.515447][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.515564][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 886.515656][ T32] 1d20: e94e9000 eca77000 00000001 80239b98 7f035000 00000001 [ 886.515726][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 886.515790][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.515853][ T32] r5:800f0013 r4:80239bb0 [ 886.515904][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.516011][ T32] r4:82ac21e4 [ 886.516072][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.516237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 886.516320][ T32] r4:dffe1dc0 [ 886.516389][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.516500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 886.516558][ T32] r4:00000000 [ 886.516627][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.516746][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 886.516799][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.516900][ T32] r5:00001000 r4:dfeb3000 [ 886.516952][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.517060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.517166][ T32] r5:84e5378c r4:84e53400 [ 886.517223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.517367][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 886.517442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.517593][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.517671][ T32] r4:84e0be80 [ 886.517724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.517847][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 886.517911][ T32] r4:00000001 [ 886.517983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.518086][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 886.518170][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.518251][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.518346][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.518441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.518501][ T32] r4:84d87ac0 [ 886.518555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.518654][ T32] INFO: task kworker/1:412:4518 blocked for more than 463 seconds. [ 886.518809][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.549620][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.549726][ T32] task:kworker/1:412 state:D stack:0 pid:4518 tgid:4518 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.549869][ T32] Workqueue: events bpf_prog_free_deferred [ 886.550034][ T32] Call trace: [ 886.550144][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 886.550288][ T32] r10:8291a684 r9:eaf89d84 r8:00000002 r7:60000113 r6:eaf89d8c r5:84688000 [ 886.550372][ T32] r4:84688000 [ 886.550454][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 886.550564][ T32] r5:84688000 r4:8291a680 [ 886.550621][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.550719][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 886.550839][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf89e08 [ 886.550904][ T32] r4:00000000 ** 1 printk messages dropped ** [ 886.551027][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 886.551601][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 886.552023][ T32] r5:8528438c r4:85284000 [ 886.552099][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 886.552750][ T32] r10:00000000 r9:84de8300 r8:80287e08 r7:eaf85e60 r6:84f67580 r5:84688000 ** 7 printk messages dropped ** [ 886.553437][ T32] r4:84e17e00 ** 2 printk messages dropped ** [ 886.554394][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 886.554832][ T32] r4:00000000 ** 1 printk messages dropped ** [ 886.554988][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 4 printk messages dropped ** [ 886.555330][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 886.555980][ T32] r4:00000000 ** 3 printk messages dropped ** [ 886.556375][ T32] r5:00001000 r4:dfeb3000 ** 2 printk messages dropped ** [ 886.556639][ T32] r5:84e5378c r4:84e53400 [ 886.556694][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.556801][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 886.556878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.556993][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.557048][ T32] r4:84e0be80 [ 886.557094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.557213][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 886.557270][ T32] r4:00000001 [ 886.557354][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.557447][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 886.557512][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.557599][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.557691][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.557765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.557821][ T32] r4:84d87ac0 [ 886.557874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.557936][ T32] INFO: task kworker/1:413:4520 blocked for more than 463 seconds. [ 886.558027][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.558168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.558232][ T32] task:kworker/1:413 state:D stack:0 pid:4520 tgid:4520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.558384][ T32] Workqueue: events bpf_prog_free_deferred [ 886.558503][ T32] Call trace: [ 886.558596][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 886.586371][ T32] r10:8291a684 r9:eaf8dd84 r8:00000002 r7:60000013 r6:eaf8dd8c r5:8468a400 [ 886.586581][ T32] r4:8468a400 [ 886.586643][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 886.586790][ T32] r5:8468a400 r4:8291a680 [ 886.586847][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.586947][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 886.587059][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf8de08 [ 886.587121][ T32] r4:00000000 [ 886.587185][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 886.587300][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.587428][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.587541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e173c0 [ 886.587602][ T32] r4:00000000 [ 886.587655][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.587772][ T32] r9:83018205 r8:8468a400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 886.587830][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.587946][ T32] r5:00001000 r4:ea9b1000 [ 886.588002][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.588103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.588220][ T32] r5:8528478c r4:85284400 [ 886.588278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.588402][ T32] r7:ddde2d80 r6:83018200 r5:8528478c r4:84de8500 [ 886.588462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.588577][ T32] r10:61c88647 r9:8468a400 r8:84de852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.588635][ T32] r4:84de8500 [ 886.604308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.604607][ T32] r10:00000000 r9:84de8500 r8:80287e08 r7:eaf89e60 r6:84f67700 r5:8468a400 [ 886.604674][ T32] r4:00000001 [ 886.604732][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 886.604994][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 886.606184][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 886.606928][ T32] 1d20: e9a23000 eca77000 00000001 80239b98 7f035000 00000001 ** 7 printk messages dropped ** [ 886.607623][ T32] r4:dffe1dc0 ** 4 printk messages dropped ** [ 886.608179][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 8 printk messages dropped ** [ 886.620610][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 886.621178][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 886.621507][ T32] r4:84d87ac0 [ 886.621567][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.621656][ T32] INFO: task kworker/1:414:4523 blocked for more than 463 seconds. [ 886.621733][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.621796][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.621852][ T32] task:kworker/1:414 state:D stack:0 pid:4523 tgid:4523 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.622251][ T32] Workqueue: events bpf_prog_free_deferred [ 886.622387][ T32] Call trace: [ 886.622464][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 886.622586][ T32] r10:8291a684 r9:eaf99d84 r8:00000002 r7:60000113 r6:eaf99d8c r5:8468c800 [ 886.622647][ T32] r4:8468c800 [ 886.622694][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 886.622800][ T32] r5:8468c800 r4:8291a680 [ 886.622857][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.622955][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 886.623065][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf99e08 [ 886.623125][ T32] r4:00000000 [ 886.623216][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 886.623319][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.623416][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.623529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84df3040 [ 886.623586][ T32] r4:00000000 [ 886.623638][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.623757][ T32] r9:83018205 r8:8468c800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 886.623821][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.623958][ T32] r5:00001000 r4:ea9dd000 [ 886.624176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.624290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.624396][ T32] r5:85284b8c r4:85284800 [ 886.624454][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.624574][ T32] r7:ddde2d80 r6:83018200 r5:85284b8c r4:84de8400 [ 886.624630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.624750][ T32] r10:61c88647 r9:8468c800 r8:84de842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.624810][ T32] r4:84de8400 [ 886.624863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.624975][ T32] r10:00000000 r9:84de8400 r8:80287e08 r7:eaf8de60 r6:84f67780 r5:8468c800 [ 886.625042][ T32] r4:00000001 [ 886.625095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.625220][ T32] Exception stack(0xeaf99fb0 to 0xeaf99ff8) [ 886.625308][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 886.625415][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.625511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.625597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.625659][ T32] r4:84e17fc0 [ 886.626294][ T32] INFO: task kworker/1:414:4523 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 886.626404][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.627413][ T32] Workqueue: events bpf_prog_free_deferred [ 886.627532][ T32] Call trace: [ 886.627616][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 886.627747][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 886.627809][ T32] r4:00000000 [ 886.627865][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.627969][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 886.628048][ T32] 1d20: e9a23000 eca77000 00000001 80239b98 7f035000 00000001 [ 886.628147][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 886.628234][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.628297][ T32] r5:800f0013 r4:80239bb0 [ 886.628351][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.628454][ T32] r4:82ac21e4 [ 886.628510][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.628617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 886.628671][ T32] r4:dffe1dc0 [ 886.654064][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.654387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 886.654456][ T32] r4:00000000 [ 886.654532][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.654654][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 886.654711][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.654883][ T32] r5:00001000 r4:dfeb3000 [ 886.654945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.655048][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.655173][ T32] r5:84e5378c r4:84e53400 [ 886.655234][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.655350][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 886.655429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.655548][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.655650][ T32] r4:84e0be80 [ 886.655712][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.655828][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 886.655885][ T32] r4:00000001 [ 886.655936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.656026][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 886.656104][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.656190][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.656263][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.656338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.656395][ T32] r4:84d87ac0 [ 886.656456][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.656526][ T32] INFO: task kworker/1:415:4525 blocked for more than 463 seconds. [ 886.656604][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.656667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.656722][ T32] task:kworker/1:415 state:D stack:0 pid:4525 tgid:4525 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.656893][ T32] Workqueue: events bpf_prog_free_deferred [ 886.657002][ T32] Call trace: [ 886.657148][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 886.657278][ T32] r10:8291a684 r9:eafa5d84 r8:00000002 r7:60000113 r6:eafa5d8c r5:8468bc00 [ 886.657360][ T32] r4:8468bc00 [ 886.658167][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 886.658292][ T32] r5:8468bc00 r4:8291a680 [ 886.658346][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.658446][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 886.658555][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa5e08 [ 886.658612][ T32] r4:00000000 [ 886.658660][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 886.683797][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.683970][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.684088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84df3140 [ 886.684151][ T32] r4:00000000 [ 886.684220][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.684342][ T32] r9:83018205 r8:8468bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 886.684399][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.684513][ T32] r5:00001000 r4:eaa23000 [ 886.684567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.684714][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.684831][ T32] r5:85284f8c r4:85284c00 [ 886.684885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.685035][ T32] r7:ddde2d80 r6:83018200 r5:85284f8c r4:84de8580 [ 886.685099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.685263][ T32] r10:61c88647 r9:8468bc00 r8:84de85ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.685353][ T32] r4:84de8580 [ 886.685409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.685554][ T32] r10:00000000 r9:84de8580 r8:80287e08 r7:eaf99e60 r6:84f67800 r5:8468bc00 [ 886.685621][ T32] r4:00000001 [ 886.685676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.685775][ T32] Exception stack(0xeafa5fb0 to 0xeafa5ff8) [ 886.685856][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 886.685968][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.686050][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.686134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.686205][ T32] r4:84df3240 [ 886.686841][ T32] INFO: task kworker/1:415:4525 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 886.686928][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.687163][ T32] Workqueue: events bpf_prog_free_deferred [ 886.687297][ T32] Call trace: [ 886.687394][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 886.687526][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 886.687589][ T32] r4:00000000 [ 886.687641][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.687742][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 886.687822][ T32] 1d20: e9ed0000 eca77000 00000001 80239b98 7f035000 00000001 [ 886.687902][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 886.687970][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.688036][ T32] r5:800f0013 r4:80239bb0 [ 886.688088][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.688196][ T32] r4:82ac21e4 [ 886.688247][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.688377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 886.688443][ T32] r4:dffe1dc0 [ 886.688513][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.688620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 886.688675][ T32] r4:00000000 [ 886.709573][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.709878][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 886.709939][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.710051][ T32] r5:00001000 r4:dfeb3000 [ 886.710105][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.710219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.710321][ T32] r5:84e5378c r4:84e53400 [ 886.710370][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.710491][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 886.710550][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.710673][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.710732][ T32] r4:84e0be80 [ 886.710787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.710905][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 886.710974][ T32] r4:00000001 [ 886.711029][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.711121][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 886.711207][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.711281][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.711379][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.711462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.711519][ T32] r4:84d87ac0 [ 886.711578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.711647][ T32] INFO: task kworker/1:416:4527 blocked for more than 463 seconds. [ 886.711726][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.711787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.711843][ T32] task:kworker/1:416 state:D stack:0 pid:4527 tgid:4527 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.711973][ T32] Workqueue: events bpf_prog_free_deferred [ 886.712073][ T32] Call trace: [ 886.712176][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 886.712347][ T32] r10:8291a684 r9:eafa9d84 r8:00000002 r7:60000013 r6:eafa9d8c r5:8468b000 [ 886.712414][ T32] r4:8468b000 [ 886.712468][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 886.712605][ T32] r5:8468b000 r4:8291a680 [ 886.712691][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.712796][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 886.712907][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa9e08 [ 886.712999][ T32] r4:00000000 [ 886.713055][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 886.713188][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.713323][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.713464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84df3300 [ 886.713524][ T32] r4:00000000 [ 886.713577][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.713687][ T32] r9:83018205 r8:8468b000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 886.713743][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.713868][ T32] r5:00001000 r4:eaabd000 [ 886.713955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.714094][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.714216][ T32] r5:8528538c r4:85285000 [ 886.714304][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.714454][ T32] r7:ddde2d80 r6:83018200 r5:8528538c r4:84de8480 [ 886.714517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.714668][ T32] r10:61c88647 r9:8468b000 r8:84de84ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.714740][ T32] r4:84de8480 [ 886.714791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.714995][ T32] r10:00000000 r9:84de8480 r8:80287e08 r7:eafa5e60 r6:84f67880 r5:8468b000 [ 886.715060][ T32] r4:00000001 [ 886.715110][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.715208][ T32] Exception stack(0xeafa9fb0 to 0xeafa9ff8) [ 886.715279][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 886.715353][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.715426][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.715505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.715589][ T32] r4:84df3100 [ 886.716252][ T32] INFO: task kworker/1:416:4527 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 886.716330][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.716536][ T32] Workqueue: events bpf_prog_free_deferred [ 886.716652][ T32] Call trace: [ 886.716841][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 886.716973][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 886.717035][ T32] r4:00000000 [ 886.717084][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.717186][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 886.717279][ T32] 1d20: ea045000 eca77000 00000001 80239b98 7f035000 00000001 [ 886.717406][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 886.717479][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.717542][ T32] r5:800f0013 r4:80239bb0 [ 886.717621][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.717745][ T32] r4:82ac21e4 [ 886.717805][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.717934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 886.717997][ T32] r4:dffe1dc0 [ 886.718056][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.718174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 886.718237][ T32] r4:00000000 [ 886.718314][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.718432][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 886.718486][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.718616][ T32] r5:00001000 r4:dfeb3000 [ 886.718675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.743965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.744190][ T32] r5:84e5378c r4:84e53400 [ 886.744254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.744373][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 886.744452][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.744574][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.744635][ T32] r4:84e0be80 [ 886.744689][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.744811][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 886.744866][ T32] r4:00000001 [ 886.744912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.745073][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 886.745174][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.745252][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.745381][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.745470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.745531][ T32] r4:84d87ac0 [ 886.745624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.745741][ T32] INFO: task kworker/1:417:4529 blocked for more than 463 seconds. [ 886.745862][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.745931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.746052][ T32] task:kworker/1:417 state:D stack:0 pid:4529 tgid:4529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.746199][ T32] Workqueue: events bpf_prog_free_deferred [ 886.746304][ T32] Call trace: [ 886.746380][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 886.746505][ T32] r10:8291a684 r9:eafb1d84 r8:00000002 r7:60000013 r6:eafb1d8c r5:8468d400 [ 886.746583][ T32] r4:8468d400 [ 886.746674][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 886.746800][ T32] r5:8468d400 r4:8291a680 [ 886.746860][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.746957][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 886.747064][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb1e08 [ 886.747122][ T32] r4:00000000 [ 886.747180][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 886.747269][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.747363][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 886.747692][ T32] r9:83018205 r8:8468d400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 ** 6 printk messages dropped ** [ 886.748266][ T32] r7:ddde2d80 r6:83018200 r5:85285b8c r4:84de8680 ** 5 printk messages dropped ** [ 886.760443][ T32] r4:00000001 ** 4 printk messages dropped ** [ 886.760917][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 886.762008][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 886.762611][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 886.762687][ T32] 1d20: ea2e7000 eca77000 00000001 80239b98 7f035000 00000001 [ 886.762786][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 886.762879][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.762970][ T32] r5:800f0013 r4:80239bb0 [ 886.763046][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.763155][ T32] r4:82ac21e4 [ 886.763223][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.763342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 886.763410][ T32] r4:dffe1dc0 [ 886.763466][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.763572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 886.763650][ T32] r4:00000000 [ 886.763713][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.763848][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 886.763913][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.764018][ T32] r5:00001000 r4:dfeb3000 [ 886.764066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.764177][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.764306][ T32] r5:84e5378c r4:84e53400 [ 886.764386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.764512][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 886.764571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.764712][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.764780][ T32] r4:84e0be80 [ 886.764836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.764955][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 886.765017][ T32] r4:00000001 [ 886.765071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.765189][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 886.765267][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.765394][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.765477][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.765557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.765617][ T32] r4:84d87ac0 [ 886.765673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.765739][ T32] INFO: task kworker/1:418:4530 blocked for more than 463 seconds. [ 886.765811][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.765874][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.765927][ T32] task:kworker/1:418 state:D stack:0 pid:4530 tgid:4530 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.766067][ T32] Workqueue: events bpf_prog_free_deferred [ 886.766187][ T32] Call trace: [ 886.766272][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 886.766393][ T32] r10:8291a684 r9:eaf7dd84 r8:00000002 r7:60000113 r6:eaf7dd8c r5:85268000 [ 886.766456][ T32] r4:85268000 [ 886.766510][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 886.766616][ T32] r5:85268000 r4:8291a680 [ 886.766672][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.766768][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 886.766880][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf7de08 [ 886.766941][ T32] r4:00000000 [ 886.767017][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 886.767121][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.767225][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.767330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84df3380 [ 886.767387][ T32] r4:00000000 [ 886.767440][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.767575][ T32] r9:83018205 r8:85268000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 886.767639][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 886.768007][ T32] r5:8528578c r4:85285400 [ 886.768063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 886.768637][ T32] r4:00000001 ** 5 printk messages dropped ** [ 886.800586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 886.802239][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 886.802981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 8 printk messages dropped ** [ 886.803681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 886.804562][ T32] r4:00000001 ** 3 printk messages dropped ** [ 886.804885][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 886.805684][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 886.806466][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 886.807657][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 886.808163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 886.808770][ T32] Exception stack(0xeafb5fb0 to 0xeafb5ff8) ** 7 printk messages dropped ** [ 886.840573][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 886.842162][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 886.844183][ T32] r4:dffe1dc0 ** 11 printk messages dropped ** [ 886.846722][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 5 printk messages dropped ** [ 886.847034][ T32] r4:00000001 ** 1 printk messages dropped ** [ 886.847099][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 886.847132][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.847173][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.847206][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.847242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.847267][ T32] r4:84d87ac0 [ 886.847316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.847356][ T32] INFO: task kworker/1:420:4536 blocked for more than 463 seconds. [ 886.847396][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.847481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.847513][ T32] task:kworker/1:420 state:D stack:0 pid:4536 tgid:4536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.847625][ T32] Workqueue: events bpf_prog_free_deferred [ 886.847703][ T32] Call trace: [ 886.847744][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 886.847798][ T32] r10:8291a684 r9:eafb9d84 r8:00000002 r7:60000113 r6:eafb9d8c r5:8526b000 [ 886.847823][ T32] r4:8526b000 [ 886.847844][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 886.847889][ T32] r5:8526b000 r4:8291a680 [ 886.847929][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.848052][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 886.848109][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb9e08 [ 886.848166][ T32] r4:00000000 [ 886.848191][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 886.848231][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.848269][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.848317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84df3700 [ 886.848343][ T32] r4:00000000 [ 886.848364][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.848413][ T32] r9:83018205 r8:8526b000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 886.848435][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.848480][ T32] r5:00001000 r4:eabef000 [ 886.848500][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.848558][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.848634][ T32] r5:85285f8c r4:85285c00 [ 886.848665][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.871631][ T32] r7:ddde2d80 r6:83018200 r5:85285f8c r4:84de8800 [ 886.871736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.871819][ T32] r10:61c88647 r9:8526b000 r8:84de882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.871844][ T32] r4:84de8800 [ 886.871866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.872242][ T32] r10:00000000 r9:84de8800 r8:80287e08 r7:eafb5e60 r6:84de8980 r5:8526b000 [ 886.872273][ T32] r4:00000001 [ 886.872465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.872565][ T32] Exception stack(0xeafb9fb0 to 0xeafb9ff8) [ 886.872630][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 886.872766][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.872800][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.872839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.872866][ T32] r4:84df3640 [ 886.873250][ T32] INFO: task kworker/1:420:4536 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 886.873296][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.873504][ T32] Workqueue: events bpf_prog_free_deferred [ 886.873562][ T32] Call trace: [ 886.873595][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 886.873653][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 886.873679][ T32] r4:00000000 [ 886.873699][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.873742][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 886.873773][ T32] 1d20: eadd6000 eca77000 00000001 80239b98 7f035000 00000001 [ 886.873805][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 886.873833][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.873859][ T32] r5:800f0013 r4:80239bb0 [ 886.873881][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.874113][ T32] r4:82ac21e4 [ 886.874174][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.874229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 886.874281][ T32] r4:dffe1dc0 [ 886.874308][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.874357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 886.874381][ T32] r4:00000000 [ 886.874403][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.874476][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 886.874504][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.874577][ T32] r5:00001000 r4:dfeb3000 [ 886.874627][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.874684][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.874731][ T32] r5:84e5378c r4:84e53400 [ 886.874768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.874826][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 886.874849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.874901][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.874930][ T32] r4:84e0be80 [ 886.874957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 886.875066][ T32] r4:00000001 ** 5 printk messages dropped ** [ 886.875330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 886.875680][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 886.876188][ T32] r4:00000000 ** 6 printk messages dropped ** [ 886.876634][ T32] r9:83018205 r8:8526bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 6 printk messages dropped ** [ 886.877125][ T32] r7:ddde2d80 r6:83018200 r5:8528638c r4:84de8a00 ** 5 printk messages dropped ** [ 886.877356][ T32] r4:00000001 ** 3 printk messages dropped ** [ 886.877511][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.877539][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.877791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.877822][ T32] r4:84df3640 [ 886.878189][ T32] INFO: task kworker/1:421:4537 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 886.878229][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.878315][ T32] Workqueue: events bpf_prog_free_deferred [ 886.878394][ T32] Call trace: [ 886.878467][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 886.878558][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 886.878589][ T32] r4:00000000 [ 886.878636][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.878684][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 886.878716][ T32] 1d20: eadd6000 eca77000 00000001 80239b98 7f035000 00000001 [ 886.890394][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 886.890532][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.890571][ T32] r5:800f0013 r4:80239bb0 [ 886.890626][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.890696][ T32] r4:82ac21e4 [ 886.890749][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.890802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 886.890857][ T32] r4:dffe1dc0 [ 886.890884][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.890950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 886.890980][ T32] r4:00000000 [ 886.891003][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 886.891173][ T32] r5:00001000 r4:dfeb3000 ** 5 printk messages dropped ** [ 886.891526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 886.891916][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 886.892402][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 886.892685][ T32] r5:8526c800 r4:8291a680 ** 2 printk messages dropped ** [ 886.892835][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc1e08 [ 886.892919][ T32] r4:00000000 [ 886.892947][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 886.892992][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.893032][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.893079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84df3a00 [ 886.893127][ T32] r4:00000000 [ 886.893153][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.893210][ T32] r9:83018205 r8:8526c800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 886.893234][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.893280][ T32] r5:00001000 r4:eac5d000 [ 886.893347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.893397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.893449][ T32] r5:8528678c r4:85286400 [ 886.893471][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.893529][ T32] r7:ddde2d80 r6:83018200 r5:8528678c r4:84de8a80 [ 886.893556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.893610][ T32] r10:61c88647 r9:8526c800 r8:84de8aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.893635][ T32] r4:84de8a80 [ 886.893687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.893743][ T32] r10:00000000 r9:84de8a80 r8:80287e08 r7:eafb5e60 r6:84de8b80 r5:8526c800 [ 886.893767][ T32] r4:00000001 [ 886.893788][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.893827][ T32] Exception stack(0xeafc1fb0 to 0xeafc1ff8) [ 886.893857][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.893889][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.893919][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.893975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.894004][ T32] r4:84df39c0 [ 886.894356][ T32] INFO: task kworker/1:422:4539 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 886.894423][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.894523][ T32] Workqueue: events bpf_prog_free_deferred [ 886.894681][ T32] Call trace: [ 886.894778][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) ** 2 printk messages dropped ** [ 886.894984][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 14 printk messages dropped ** [ 886.895629][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 12 printk messages dropped ** [ 886.896253][ T32] r4:00000001 ** 5 printk messages dropped ** [ 886.896451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 886.896693][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 886.897215][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 886.897610][ T32] r9:83018205 r8:8526d400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 6 printk messages dropped ** [ 886.897953][ T32] r7:ddde2d80 r6:83018200 r5:85286b8c r4:84de8c00 ** 5 printk messages dropped ** [ 886.898258][ T32] r4:00000001 ** 5 printk messages dropped ** [ 886.898551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 886.919772][ T32] r4:00000000 ** 3 printk messages dropped ** [ 886.919910][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 8 printk messages dropped ** [ 886.920376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 ** 10 printk messages dropped ** [ 886.920956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 886.921283][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 886.921644][ T32] task:kworker/1:424 state:D stack:0 pid:4543 tgid:4543 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.921720][ T32] Workqueue: events bpf_prog_free_deferred [ 886.921827][ T32] Call trace: [ 886.921863][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 886.921947][ T32] r10:8291a684 r9:eafc9d84 r8:00000002 r7:60000113 r6:eafc9d8c r5:8526e000 [ 886.922041][ T32] r4:8526e000 [ 886.922100][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 886.922153][ T32] r5:8526e000 r4:8291a680 [ 886.922269][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.922354][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 886.922408][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc9e08 [ 886.922463][ T32] r4:00000000 [ 886.922487][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 886.922527][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 886.922595][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.922676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84df3cc0 [ 886.922703][ T32] r4:00000000 [ 886.922724][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.922773][ T32] r9:83018205 r8:8526e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 886.922796][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.922843][ T32] r5:00001000 r4:eac8f000 [ 886.922863][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.922905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.922951][ T32] r5:85286f8c r4:85286c00 [ 886.922972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.923021][ T32] r7:ddde2d80 r6:83018200 r5:85286f8c r4:84de8b00 [ 886.923042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.923109][ T32] r10:61c88647 r9:8526e000 r8:84de8b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.923137][ T32] r4:84de8b00 [ 886.923192][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.923312][ T32] r10:00000000 r9:84de8b00 r8:80287e08 r7:eafb5e60 r6:84de8e00 r5:8526e000 [ 886.923340][ T32] r4:00000001 [ 886.923393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.923465][ T32] Exception stack(0xeafc9fb0 to 0xeafc9ff8) [ 886.923499][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 886.923561][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.923593][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.923695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.923723][ T32] r4:84df3c80 [ 886.924079][ T32] INFO: task kworker/1:424:4543 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 886.924116][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.924230][ T32] Workqueue: events bpf_prog_free_deferred [ 886.924312][ T32] Call trace: [ 886.924439][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 886.924532][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 886.924574][ T32] r4:00000000 [ 886.924599][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.924649][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 886.924683][ T32] 1d20: eb2d5000 eca77000 00000001 80239b98 7f035000 00000001 [ 886.924747][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 886.924778][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 886.924805][ T32] r5:800f0013 r4:80239bb0 [ 886.924858][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.924907][ T32] r4:82ac21e4 [ 886.924957][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.925038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 886.925065][ T32] r4:dffe1dc0 [ 886.925116][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.925200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 886.925228][ T32] r4:00000000 [ 886.925251][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 886.925307][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 886.925354][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 886.925404][ T32] r5:00001000 r4:dfeb3000 [ 886.925426][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 886.925469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.925514][ T32] r5:84e5378c r4:84e53400 [ 886.925535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.925587][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 886.925609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.925692][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.925721][ T32] r4:84e0be80 [ 886.925741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.925794][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 886.925822][ T32] r4:00000001 [ 886.925858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.925931][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 886.925965][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.925999][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 886.926234][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 7 printk messages dropped ** [ 886.926588][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 886.927095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84df3f80 ** 7 printk messages dropped ** [ 886.927536][ T32] r5:8528778c r4:85287400 [ 886.927556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 886.927870][ T32] r4:00000001 ** 5 printk messages dropped ** [ 886.928092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 886.928601][ T32] r4:00000000 ** 4 printk messages dropped ** [ 886.956569][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 886.957023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 8 printk messages dropped ** [ 886.957504][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 886.958286][ T32] r4:00000001 ** 5 printk messages dropped ** [ 886.974550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 886.977903][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 886.992571][ T32] r4:00000000 ** 4 printk messages dropped ** [ 886.993180][ T32] r4:00000000 ** 5 printk messages dropped ** [ 886.994078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 886.995712][ T32] r4:84debf80 ** 3 printk messages dropped ** [ 886.997250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 886.997996][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 886.998203][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 886.998594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 886.998622][ T32] r4:dffe1dc0 [ 886.998645][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 886.998696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 887.019195][ T32] r4:00000000 [ 887.019284][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.019366][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 887.019392][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.019447][ T32] r5:00001000 r4:dfeb3000 [ 887.019470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.019522][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.019575][ T32] r5:84e5378c r4:84e53400 [ 887.019599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.019656][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 887.019681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.019739][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.019766][ T32] r4:84e0be80 [ 887.019789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.019847][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.019873][ T32] r4:00000001 [ 887.019921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.020000][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.020040][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.020077][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.020140][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.020185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.020238][ T32] r4:84d87ac0 [ 887.020268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.020313][ T32] INFO: task kworker/1:427:4548 blocked for more than 464 seconds. [ 887.020356][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.020388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.020438][ T32] task:kworker/1:427 state:D stack:0 pid:4548 tgid:4548 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.020532][ T32] Workqueue: events bpf_prog_free_deferred [ 887.020585][ T32] Call trace: [ 887.020621][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.020684][ T32] r10:8291a684 r9:eaf91d84 r8:00000002 r7:60000113 r6:eaf91d8c r5:85240c00 [ 887.020736][ T32] r4:85240c00 [ 887.020763][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.020813][ T32] r5:85240c00 r4:8291a680 [ 887.020834][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.020876][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.020949][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf91e08 [ 887.020977][ T32] r4:00000000 [ 887.020998][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.021036][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.021138][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.021197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850526c0 [ 887.021224][ T32] r4:00000000 [ 887.021320][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.021422][ T32] r9:83018205 r8:85240c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 887.021450][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.021498][ T32] r5:00001000 r4:eadc5000 [ 887.021519][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.021562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.021631][ T32] r5:8529038c r4:85290000 [ 887.021656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.021708][ T32] r7:ddde2d80 r6:83018200 r5:8529038c r4:84de8d80 [ 887.021760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.021841][ T32] r10:61c88647 r9:85240c00 r8:84de8dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.021869][ T32] r4:84de8d80 [ 887.021890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.021941][ T32] r10:00000000 r9:84de8d80 r8:80287e08 r7:eafd1e60 r6:84de8e80 r5:85240c00 [ 887.021966][ T32] r4:00000001 [ 887.021987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.022025][ T32] Exception stack(0xeaf91fb0 to 0xeaf91ff8) ** 2 printk messages dropped ** [ 887.022443][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 887.022939][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 887.023257][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 9 printk messages dropped ** [ 887.023616][ T32] r4:00000000 ** 8 printk messages dropped ** [ 887.024022][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 ** 7 printk messages dropped ** [ 887.024468][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 6 printk messages dropped ** [ 887.024764][ T32] INFO: task kworker/1:428:4550 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 887.025162][ T32] r4:85241800 ** 3 printk messages dropped ** [ 887.025306][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 887.025853][ T32] r5:00001000 r4:eadb9000 ** 2 printk messages dropped ** [ 887.025964][ T32] r5:85287f8c r4:85287c00 ** 4 printk messages dropped ** [ 887.026185][ T32] r4:84de8f80 ** 4 printk messages dropped ** [ 887.026486][ T32] Exception stack(0xeafd9fb0 to 0xeafd9ff8) ** 2 printk messages dropped ** [ 887.026660][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.026698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.026724][ T32] r4:85052180 [ 887.026858][ T32] INFO: task kworker/1:428:4550 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.026890][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.026977][ T32] Workqueue: events bpf_prog_free_deferred [ 887.027158][ T32] Call trace: [ 887.027201][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.027258][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.027319][ T32] r4:00000000 [ 887.027344][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.027414][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.027500][ T32] 1d20: ec0b8000 eca77000 00000001 80239b98 7f035000 00000001 [ 887.027538][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.027593][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.027628][ T32] r5:800f0013 r4:80239bb0 [ 887.027677][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.027730][ T32] r4:82ac21e4 [ 887.027779][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.027831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.027856][ T32] r4:dffe1dc0 [ 887.027876][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.027923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 887.027949][ T32] r4:00000000 [ 887.027970][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.028018][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 887.028040][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.028085][ T32] r5:00001000 r4:dfeb3000 [ 887.028123][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.028177][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.028226][ T32] r5:84e5378c r4:84e53400 [ 887.028247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.028297][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 887.028321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.028373][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.028401][ T32] r4:84e0be80 [ 887.028451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.028518][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.028549][ T32] r4:00000001 [ 887.028572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.028611][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.028640][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.028671][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.028747][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.051237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.051284][ T32] r4:84d87ac0 [ 887.051312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.051344][ T32] INFO: task kworker/0:287:4553 blocked for more than 464 seconds. [ 887.051405][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.051437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.051485][ T32] task:kworker/0:287 state:D stack:0 pid:4553 tgid:4553 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.051549][ T32] Workqueue: events bpf_prog_free_deferred [ 887.051616][ T32] Call trace: [ 887.051653][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.051714][ T32] r10:8291a684 r9:eafe5d84 r8:00000002 r7:60000113 r6:eafe5d8c r5:85242400 [ 887.051763][ T32] r4:85242400 [ 887.051825][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.051877][ T32] r5:85242400 r4:8291a680 [ 887.051923][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.051985][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.052065][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe5e08 [ 887.052163][ T32] r4:00000000 [ 887.052213][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.052256][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 887.052373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8458e440 ** 2 printk messages dropped ** [ 887.052535][ T32] r9:83018005 r8:85242400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 ** 4 printk messages dropped ** [ 887.052760][ T32] r5:8529078c r4:85290400 [ 887.052864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.053013][ T32] r7:dddced80 r6:83018000 r5:8529078c r4:84f67980 [ 887.053040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 887.053152][ T32] r4:84f67980 ** 1 printk messages dropped ** [ 887.053286][ T32] r10:00000000 r9:84f67980 r8:80287e08 r7:eaf55e60 r6:85051000 r5:85242400 ** 4 printk messages dropped ** [ 887.053516][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 887.053615][ T32] r4:8458e440 ** 2 printk messages dropped ** [ 887.054162][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 887.054325][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 1 printk messages dropped ** [ 887.054409][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.054482][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.054517][ T32] 1d20: ec35f000 eca77000 00000001 80239b98 7f035000 00000001 [ 887.054551][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.054579][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.054605][ T32] r5:800f0013 r4:80239bb0 [ 887.054626][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.054671][ T32] r4:82ac21e4 [ 887.054719][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.054772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.054797][ T32] r4:dffe1dc0 [ 887.054817][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.054875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 887.054908][ T32] r4:00000000 [ 887.054931][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.054987][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 887.055035][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.055111][ T32] r5:00001000 r4:dfeb3000 [ 887.055152][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.055207][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.055279][ T32] r5:84e5378c r4:84e53400 [ 887.055331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.055387][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 887.055410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.055462][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.055502][ T32] r4:84e0be80 [ 887.055553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.055634][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.055673][ T32] r4:00000001 [ 887.055697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.055736][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.055765][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.055802][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.055834][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.055866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.055890][ T32] r4:84d87ac0 [ 887.055911][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.055937][ T32] INFO: task kworker/1:429:4556 blocked for more than 464 seconds. [ 887.055978][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.056008][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.056055][ T32] task:kworker/1:429 state:D stack:0 pid:4556 tgid:4556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.056133][ T32] Workqueue: events bpf_prog_free_deferred [ 887.056231][ T32] Call trace: [ 887.056266][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.056331][ T32] r10:8291a684 r9:eafd5d84 r8:00000002 r7:60000113 r6:eafd5d8c r5:85243c00 [ 887.056385][ T32] r4:85243c00 [ 887.056434][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.056485][ T32] r5:85243c00 r4:8291a680 [ 887.056509][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.056551][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.056623][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd5e08 [ 887.056652][ T32] r4:00000000 [ 887.056673][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.056711][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.056750][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.056819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85052cc0 [ 887.056848][ T32] r4:00000000 [ 887.056871][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.056963][ T32] r9:83018205 r8:85243c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 887.056990][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.057061][ T32] r5:00001000 r4:eaf71000 [ 887.057086][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.057132][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.057185][ T32] r5:85290f8c r4:85290c00 [ 887.057231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.057287][ T32] r7:ddde2d80 r6:83018200 r5:85290f8c r4:85051180 [ 887.057310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.057407][ T32] r10:61c88647 r9:85243c00 r8:850511ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.057440][ T32] r4:85051180 [ 887.057462][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.057525][ T32] r10:00000000 r9:85051180 r8:80287e08 r7:eaf91e60 r6:85051200 r5:85243c00 [ 887.057553][ T32] r4:00000001 [ 887.057573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.057612][ T32] Exception stack(0xeafd5fb0 to 0xeafd5ff8) [ 887.057642][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 887.057672][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.057700][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.057733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.057930][ T32] r4:85052680 [ 887.058103][ T32] INFO: task kworker/1:429:4556 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.058139][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.058205][ T32] Workqueue: events bpf_prog_free_deferred [ 887.058282][ T32] Call trace: [ 887.058324][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.058382][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.058406][ T32] r4:00000000 [ 887.058427][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.058468][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.058639][ T32] 1d20: ec35f000 eca77000 00000001 80239b98 7f035000 00000001 [ 887.058676][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.075592][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.075697][ T32] r5:800f0013 r4:80239bb0 [ 887.075754][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.075851][ T32] r4:82ac21e4 [ 887.075878][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.075929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.075954][ T32] r4:dffe1dc0 [ 887.075992][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.076069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 887.076133][ T32] r4:00000000 [ 887.076165][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.076274][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 887.076319][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.076387][ T32] r5:00001000 r4:dfeb3000 [ 887.076436][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.076484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.076557][ T32] r5:84e5378c r4:84e53400 [ 887.076583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.076636][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 887.076714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.076795][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.076823][ T32] r4:84e0be80 [ 887.076845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.076899][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.076924][ T32] r4:00000001 [ 887.076944][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.076990][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.077022][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.077053][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.077082][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.077114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.077138][ T32] r4:84d87ac0 [ 887.077169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.077201][ T32] INFO: task kworker/1:430:4559 blocked for more than 464 seconds. [ 887.077260][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.077292][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.077316][ T32] task:kworker/1:430 state:D stack:0 pid:4559 tgid:4559 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.077421][ T32] Workqueue: events bpf_prog_free_deferred [ 887.077480][ T32] Call trace: [ 887.077542][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.077603][ T32] r10:8291a684 r9:eafedd84 r8:00000002 r7:60000113 r6:eafedd8c r5:85245400 [ 887.077629][ T32] r4:85245400 [ 887.077650][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.077695][ T32] r5:85245400 r4:8291a680 [ 887.077736][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.077818][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.077925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafede08 [ 887.077960][ T32] r4:00000000 [ 887.077985][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.078027][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.078066][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.078113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85052b00 [ 887.078159][ T32] r4:00000000 [ 887.078211][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.078266][ T32] r9:83018205 r8:85245400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 887.078290][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.078335][ T32] r5:00001000 r4:eade3000 [ 887.078355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.078397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.078446][ T32] r5:85290b8c r4:85290800 [ 887.078491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.078547][ T32] r7:ddde2d80 r6:83018200 r5:85290b8c r4:85051100 [ 887.078570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.078622][ T32] r10:61c88647 r9:85245400 r8:8505112c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.078646][ T32] r4:85051100 [ 887.078666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.078731][ T32] r10:00000000 r9:85051100 r8:80287e08 r7:eafd5e60 r6:85051380 r5:85245400 [ 887.092355][ T32] r4:00000001 [ 887.092435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.092517][ T32] Exception stack(0xeafedfb0 to 0xeafedff8) [ 887.092564][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.092600][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.092631][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.092841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.092897][ T32] r4:85052ac0 [ 887.093249][ T32] INFO: task kworker/1:430:4559 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.093288][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.093397][ T32] Workqueue: events bpf_prog_free_deferred [ 887.093504][ T32] Call trace: [ 887.093616][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.093733][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.094013][ T32] r4:00000000 [ 887.094068][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.094118][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.094168][ T32] 1d20: ec941000 eca77000 00000001 80239b98 7f035000 00000001 [ 887.094205][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.094233][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.094259][ T32] r5:800f0013 r4:80239bb0 [ 887.094281][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.094328][ T32] r4:82ac21e4 [ 887.094450][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.094503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.094527][ T32] r4:dffe1dc0 [ 887.094652][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.094709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 887.094733][ T32] r4:00000000 [ 887.094754][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.094806][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 887.094931][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.095007][ T32] r5:00001000 r4:dfeb3000 [ 887.095037][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.095092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.095143][ T32] r5:84e5378c r4:84e53400 [ 887.095360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.095536][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 887.095565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.095624][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.095831][ T32] r4:84e0be80 [ 887.095858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.095925][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.095989][ T32] r4:00000001 [ 887.096015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.096060][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.096093][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.096126][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.096163][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.096197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.096249][ T32] r4:84d87ac0 [ 887.096301][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.096384][ T32] INFO: task kworker/1:431:4561 blocked for more than 464 seconds. [ 887.096422][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.096449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.096471][ T32] task:kworker/1:431 state:D stack:0 pid:4561 tgid:4561 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.096536][ T32] Workqueue: events bpf_prog_free_deferred [ 887.096637][ T32] Call trace: [ 887.096697][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.096755][ T32] r10:8291a684 r9:eafe9d84 r8:00000002 r7:60000113 r6:eafe9d8c r5:85244800 [ 887.096782][ T32] r4:85244800 [ 887.096804][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.096850][ T32] r5:85244800 r4:8291a680 [ 887.096871][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.096938][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.096993][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe9e08 [ 887.097017][ T32] r4:00000000 [ 887.097038][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.097075][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.097132][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.097209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85052e00 [ 887.097263][ T32] r4:00000000 [ 887.097289][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.097405][ T32] r9:83018205 r8:85244800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 887.097438][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.097486][ T32] r5:00001000 r4:eaff3000 [ 887.097532][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.097593][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.097645][ T32] r5:8529138c r4:85291000 [ 887.097666][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.097717][ T32] r7:ddde2d80 r6:83018200 r5:8529138c r4:85051280 [ 887.097892][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.097951][ T32] r10:61c88647 r9:85244800 r8:850512ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.097975][ T32] r4:85051280 [ 887.098007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.098064][ T32] r10:00000000 r9:85051280 r8:80287e08 r7:eafd5e60 r6:85051480 r5:85244800 [ 887.098088][ T32] r4:00000001 [ 887.098109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.098163][ T32] Exception stack(0xeafe9fb0 to 0xeafe9ff8) [ 887.098219][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.098254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.098285][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.098318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.098346][ T32] r4:85052c80 [ 887.098492][ T32] INFO: task kworker/1:431:4561 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.098525][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.098717][ T32] Workqueue: events bpf_prog_free_deferred [ 887.110883][ T32] Call trace: [ 887.110957][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.111036][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.111088][ T32] r4:00000000 [ 887.111141][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.111205][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.111269][ T32] 1d20: ec941000 eca77000 00000001 80239b98 7f035000 00000001 [ 887.111331][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.111383][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.111448][ T32] r5:800f0013 r4:80239bb0 [ 887.111481][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.111530][ T32] r4:82ac21e4 [ 887.111577][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.111637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.111661][ T32] r4:dffe1dc0 [ 887.111681][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.111729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 887.111754][ T32] r4:00000000 [ 887.111789][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.111845][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 887.111868][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.111917][ T32] r5:00001000 r4:dfeb3000 [ 887.111964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.112015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.112116][ T32] r5:84e5378c r4:84e53400 [ 887.112249][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.112378][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 887.112457][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.112552][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.112605][ T32] r4:84e0be80 [ 887.112635][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.112715][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.112750][ T32] r4:00000001 [ 887.112772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.112812][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.112843][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.112898][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.112957][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.113033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.113062][ T32] r4:84d87ac0 [ 887.113087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.113117][ T32] INFO: task kworker/0:288:4562 blocked for more than 464 seconds. [ 887.113170][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.113227][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.113254][ T32] task:kworker/0:288 state:D stack:0 pid:4562 tgid:4562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.113319][ T32] Workqueue: events bpf_prog_free_deferred [ 887.113478][ T32] Call trace: [ 887.113553][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.113631][ T32] r10:8291a684 r9:eaffdd84 r8:00000002 r7:60000113 r6:eaffdd8c r5:85246000 [ 887.113685][ T32] r4:85246000 [ 887.113761][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.113815][ T32] r5:85246000 r4:8291a680 [ 887.113888][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.113968][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.114021][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaffde08 [ 887.114047][ T32] r4:00000000 [ 887.114067][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.114106][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.114144][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.114198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845743c0 [ 887.114223][ T32] r4:00000000 [ 887.114243][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.114292][ T32] r9:83018005 r8:85246000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 887.114326][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.114377][ T32] r5:00001000 r4:eb1e9000 [ 887.114397][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.114466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.114517][ T32] r5:842eb78c r4:842eb400 [ 887.114538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.114587][ T32] r7:dddced80 r6:83018000 r5:842eb78c r4:84f67a00 [ 887.114611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.114663][ T32] r10:61c88647 r9:85246000 r8:84f67a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.114712][ T32] r4:84f67a00 [ 887.114736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.114787][ T32] r10:00000000 r9:84f67a00 r8:80287e08 r7:eaf55e60 r6:85051300 r5:85246000 [ 887.114810][ T32] r4:00000001 [ 887.114830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.114968][ T32] Exception stack(0xeaffdfb0 to 0xeaffdff8) [ 887.115027][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.115062][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.115093][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.115127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.115169][ T32] r4:84e03000 [ 887.115481][ T32] INFO: task kworker/0:288:4562 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.115519][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.115601][ T32] Workqueue: events bpf_prog_free_deferred [ 887.115660][ T32] Call trace: [ 887.115691][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.115749][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.115775][ T32] r4:00000000 [ 887.115795][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.115838][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.115870][ T32] 1d20: ec941000 eca77000 00000001 80239b98 7f035000 00000001 [ 887.115926][ T32] 1d40: 82ac15a0 7f035000 eca77000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.115959][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 887.116018][ T32] r5:800f0013 r4:80239bb0 [ 887.116043][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.116089][ T32] r4:82ac21e4 [ 887.116110][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.116235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.116275][ T32] r4:dffe1dc0 [ 887.116333][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.116392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfa040 [ 887.116419][ T32] r4:00000000 [ 887.116453][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.116508][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 887.116531][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.116655][ T32] r5:00001000 r4:dfeb3000 [ 887.116771][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.116825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.116890][ T32] r5:84e5378c r4:84e53400 [ 887.116937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.117000][ T32] r7:dddced80 r6:83018000 r5:84e5378c r4:84e0be80 [ 887.117026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.117080][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.117103][ T32] r4:84e0be80 [ 887.117169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.117253][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.117357][ T32] r4:00000001 [ 887.117441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.117512][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.117571][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.117608][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.117689][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.117725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.117750][ T32] r4:84d87ac0 [ 887.117771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.117797][ T32] INFO: task kworker/1:432:4564 blocked for more than 464 seconds. [ 887.117827][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.117853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.117901][ T32] task:kworker/1:432 state:D stack:0 pid:4564 tgid:4564 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.117955][ T32] Workqueue: events bpf_prog_free_deferred [ 887.118060][ T32] Call trace: [ 887.118098][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.118154][ T32] r10:8291a684 r9:eafe1d84 r8:00000002 r7:60000113 r6:eafe1d8c r5:85246c00 [ 887.118184][ T32] r4:85246c00 [ 887.118205][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.118252][ T32] r5:85246c00 r4:8291a680 [ 887.118273][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.118314][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.118495][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe1e08 [ 887.118524][ T32] r4:00000000 [ 887.118547][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.118596][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.118661][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.118766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85052780 [ 887.149683][ T32] r4:00000000 [ 887.149731][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.149813][ T32] r9:83018205 r8:85246c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 887.149838][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.149892][ T32] r5:00001000 r4:eaff9000 [ 887.149915][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.149960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.150011][ T32] r5:8529178c r4:85291400 [ 887.150032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.150113][ T32] r7:ddde2d80 r6:83018200 r5:8529178c r4:85051580 [ 887.150142][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.150238][ T32] r10:61c88647 r9:85246c00 r8:850515ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.150293][ T32] r4:85051580 [ 887.150344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.150422][ T32] r10:00000000 r9:85051580 r8:80287e08 r7:eafe9e60 r6:85051400 r5:85246c00 [ 887.150452][ T32] r4:00000001 [ 887.150475][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.150519][ T32] Exception stack(0xeafe1fb0 to 0xeafe1ff8) [ 887.150555][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.150589][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.150619][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.150653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.150679][ T32] r4:85052d40 [ 887.151055][ T32] INFO: task kworker/1:432:4564 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.151118][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.151211][ T32] Workqueue: events bpf_prog_free_deferred [ 887.151308][ T32] Call trace: [ 887.151382][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.151451][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.151478][ T32] r4:00000000 [ 887.151500][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.151592][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.151696][ T32] 1d20: 7f483000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.151734][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.152157][ T32] 1d60: 80230ad0 80239bb0 90070013 ffffffff [ 887.152221][ T32] r5:90070013 r4:80239bb0 [ 887.152248][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.152297][ T32] r4:82ac21e4 [ 887.152325][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.152411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.152441][ T32] r4:dffe1dc0 [ 887.152463][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.152511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.152536][ T32] r4:00000000 [ 887.152581][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.152754][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.152783][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.152859][ T32] r5:00001000 r4:dfa13000 [ 887.152886][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.152931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.152977][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.152998][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.153051][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 887.153075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 887.153272][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 11 printk messages dropped ** [ 887.153777][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 887.153855][ T32] Workqueue: events bpf_prog_free_deferred [ 887.153902][ T32] Call trace: [ 887.153976][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.154033][ T32] r10:8291a684 r9:eb005d84 r8:00000002 r7:60000113 r6:eb005d8c r5:85240000 [ 887.154065][ T32] r4:85240000 [ 887.154104][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.154255][ T32] r5:85240000 r4:8291a680 [ 887.154289][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.154361][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.154423][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb005e08 [ 887.154451][ T32] r4:00000000 [ 887.154500][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.154544][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.154585][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.154632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d8040 [ 887.154656][ T32] r4:00000000 [ 887.154677][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.154775][ T32] r9:83018205 r8:85240000 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 ** 4 printk messages dropped ** [ 887.155038][ T32] r5:85291b8c r4:85291800 ** 2 printk messages dropped ** [ 887.155169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 887.155885][ T32] r4:850520c0 ** 7 printk messages dropped ** [ 887.156756][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 16 printk messages dropped ** [ 887.157691][ T32] r5:00001000 r4:dfa13000 ** 9 printk messages dropped ** [ 887.158231][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 6 printk messages dropped ** [ 887.158536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 887.169576][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 887.170113][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae81e08 ** 9 printk messages dropped ** [ 887.170646][ T32] r5:00001000 r4:dfadb000 ** 2 printk messages dropped ** [ 887.170794][ T32] r5:85291f8c r4:85291c00 ** 4 printk messages dropped ** [ 887.171025][ T32] r4:85051600 ** 4 printk messages dropped ** [ 887.171314][ T32] Exception stack(0xeae81fb0 to 0xeae81ff8) ** 7 printk messages dropped ** [ 887.172017][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 887.172258][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 887.175137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 8 printk messages dropped ** [ 887.175861][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 887.177581][ T32] r4:00000001 ** 3 printk messages dropped ** [ 887.177912][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 887.178274][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.178327][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.178373][ T32] task:kworker/1:435 state:D stack:0 pid:4570 tgid:4570 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.178554][ T32] Workqueue: events bpf_prog_free_deferred [ 887.178690][ T32] Call trace: [ 887.210255][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.210466][ T32] r10:8291a684 r9:eaeadd84 r8:00000002 r7:60000013 r6:eaeadd8c r5:8468ec00 [ 887.210533][ T32] r4:8468ec00 [ 887.210620][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.210746][ T32] r5:8468ec00 r4:8291a680 [ 887.210841][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.210930][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.211028][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeade08 [ 887.211162][ T32] r4:00000000 [ 887.211240][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.211335][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.211429][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.212245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d82c0 [ 887.212334][ T32] r4:00000000 [ 887.212405][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.212598][ T32] r9:83018205 r8:8468ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 887.212661][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.212798][ T32] r5:00001000 r4:dfff1000 [ 887.212852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.212977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.213082][ T32] r5:8529238c r4:85292000 [ 887.213131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.213277][ T32] r7:ddde2d80 r6:83018200 r5:8529238c r4:85051780 [ 887.213381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.213531][ T32] r10:61c88647 r9:8468ec00 r8:850517ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.213601][ T32] r4:85051780 [ 887.213660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.213773][ T32] r10:00000000 r9:85051780 r8:80287e08 r7:eae81e60 r6:84f67b00 r5:8468ec00 [ 887.213893][ T32] r4:00000001 [ 887.213950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.214071][ T32] Exception stack(0xeaeadfb0 to 0xeaeadff8) [ 887.214165][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.214438][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.214534][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.214607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 887.215510][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 887.216089][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 887.216553][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 887.216991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 7 printk messages dropped ** [ 887.217809][ T32] r5:85ef9f8c r4:85ef9c00 ** 7 printk messages dropped ** [ 887.218435][ T32] r4:00000001 ** 3 printk messages dropped ** [ 887.250735][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 887.251218][ T32] INFO: task kworker/1:436:4572 blocked for more than 464 seconds. [ 887.251299][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.251356][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.251424][ T32] task:kworker/1:436 state:D stack:0 pid:4572 tgid:4572 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.251561][ T32] Workqueue: events bpf_prog_free_deferred [ 887.251715][ T32] Call trace: [ 887.251787][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.251904][ T32] r10:8291a684 r9:eb00dd84 r8:00000002 r7:60000113 r6:eb00dd8c r5:84398000 [ 887.251956][ T32] r4:84398000 [ 887.252002][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.252096][ T32] r5:84398000 r4:8291a680 [ 887.252140][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.252259][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.252413][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb00de08 [ 887.252483][ T32] r4:00000000 [ 887.252547][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.252648][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.252740][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.252849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d8740 [ 887.252928][ T32] r4:00000000 [ 887.253005][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.253162][ T32] r9:83018205 r8:84398000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 887.253231][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.253357][ T32] r5:00001000 r4:e05fd000 [ 887.253408][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.253497][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.253581][ T32] r5:8529338c r4:85293000 [ 887.253657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.253773][ T32] r7:ddde2d80 r6:83018200 r5:8529338c r4:85051800 [ 887.253819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.253913][ T32] r10:61c88647 r9:84398000 r8:8505182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.253963][ T32] r4:85051800 [ 887.254022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.254130][ T32] r10:00000000 r9:85051800 r8:80287e08 r7:eaeade60 r6:84f67b80 r5:84398000 [ 887.254192][ T32] r4:00000001 [ 887.254235][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.254319][ T32] Exception stack(0xeb00dfb0 to 0xeb00dff8) [ 887.254379][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.254443][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.254525][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.254600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.254674][ T32] r4:847d8140 [ 887.255308][ T32] INFO: task kworker/1:436:4572 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.255391][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.255520][ T32] Workqueue: events bpf_prog_free_deferred [ 887.255614][ T32] Call trace: [ 887.255676][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.255791][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.255841][ T32] r4:00000000 [ 887.255885][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.255969][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.256057][ T32] 1d20: 7fa10000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.256141][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.256211][ T32] 1d60: 80230ad0 80239bb0 90070013 ffffffff [ 887.256284][ T32] r5:90070013 r4:80239bb0 [ 887.256352][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.256451][ T32] r4:82ac21e4 [ 887.256531][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.256635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.256686][ T32] r4:dffe1dc0 [ 887.256729][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 887.256869][ T32] r4:00000000 ** 4 printk messages dropped ** [ 887.257260][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 887.257816][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 887.258419][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 887.270826][ T32] task:kworker/1:437 state:D stack:0 pid:4573 tgid:4573 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 887.271866][ T32] r4:00000000 ** 4 printk messages dropped ** [ 887.272402][ T32] r4:00000000 ** 4 printk messages dropped ** [ 887.272791][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 887.273459][ T32] r10:61c88647 r9:84398c00 r8:850518ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 887.273765][ T32] r4:00000001 ** 5 printk messages dropped ** [ 887.274201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 887.275501][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 8 printk messages dropped ** [ 887.276098][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 887.276505][ T32] r4:00000000 ** 4 printk messages dropped ** [ 887.276903][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 887.277659][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 887.278222][ T32] r4:84d87ac0 [ 887.278262][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.278313][ T32] INFO: task kworker/1:438:4575 blocked for more than 464 seconds. [ 887.278378][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.278433][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.278477][ T32] task:kworker/1:438 state:D stack:0 pid:4575 tgid:4575 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.278596][ T32] Workqueue: events bpf_prog_free_deferred [ 887.303495][ T32] Call trace: [ 887.303622][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.303722][ T32] r10:8291a684 r9:eb019d84 r8:00000002 r7:60000013 r6:eb019d8c r5:8439a400 [ 887.303755][ T32] r4:8439a400 [ 887.303779][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.303828][ T32] r5:8439a400 r4:8291a680 [ 887.303850][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.303894][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.303943][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb019e08 [ 887.303967][ T32] r4:00000000 [ 887.303987][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.304042][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.304089][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.304156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d8580 [ 887.304185][ T32] r4:00000000 [ 887.304207][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.304260][ T32] r9:83018205 r8:8439a400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 887.304283][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.304332][ T32] r5:00001000 r4:e04f1000 [ 887.304471][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.304521][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.304569][ T32] r5:85292b8c r4:85292800 [ 887.304590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.304643][ T32] r7:ddde2d80 r6:83018200 r5:85292b8c r4:85051980 [ 887.304665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.304731][ T32] r10:61c88647 r9:8439a400 r8:850519ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.304760][ T32] r4:85051980 [ 887.304782][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.304835][ T32] r10:00000000 r9:85051980 r8:80287e08 r7:eb00de60 r6:84f67c80 r5:8439a400 [ 887.304877][ T32] r4:00000001 [ 887.304903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.305035][ T32] Exception stack(0xeb019fb0 to 0xeb019ff8) [ 887.305180][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.305230][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.305264][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.305297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.305321][ T32] r4:847d8340 [ 887.305686][ T32] INFO: task kworker/1:438:4575 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.305745][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.305838][ T32] Workqueue: events bpf_prog_free_deferred [ 887.305924][ T32] Call trace: [ 887.306347][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.306406][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.306439][ T32] r4:00000000 [ 887.306532][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.307144][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.307716][ T32] 1d20: 7fd25000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.307754][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.307783][ T32] 1d60: 80230ad0 80239bb0 90070013 ffffffff [ 887.307827][ T32] r5:90070013 r4:80239bb0 [ 887.307854][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.308050][ T32] r4:82ac21e4 [ 887.308107][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.308159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.308643][ T32] r4:dffe1dc0 [ 887.327665][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.327795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.327832][ T32] r4:00000000 [ 887.327979][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.328040][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.328083][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.328181][ T32] r5:00001000 r4:dfa13000 [ 887.328210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.328256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.328336][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.328363][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.328418][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 887.328441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.328492][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.328516][ T32] r4:84e0be80 [ 887.328537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.328589][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.328614][ T32] r4:00000001 [ 887.328670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.333501][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.333558][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.333624][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.333658][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.333694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.333718][ T32] r4:84d87ac0 [ 887.333743][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.333774][ T32] INFO: task kworker/1:439:4577 blocked for more than 464 seconds. [ 887.333844][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.333876][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 887.333960][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 887.334280][ T32] r4:8439bc00 ** 1 printk messages dropped ** [ 887.334422][ T32] r5:8439bc00 r4:8291a680 ** 2 printk messages dropped ** [ 887.334578][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb029e08 [ 887.334602][ T32] r4:00000000 [ 887.334623][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.334692][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.334738][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.334815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d86c0 [ 887.334844][ T32] r4:00000000 [ 887.334866][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.334919][ T32] r9:83018205 r8:8439bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 887.334942][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.335020][ T32] r5:00001000 r4:e057f000 [ 887.335047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.335091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.335169][ T32] r5:85292f8c r4:85292c00 [ 887.335277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.335385][ T32] r7:ddde2d80 r6:83018200 r5:85292f8c r4:85051a00 [ 887.335412][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.335465][ T32] r10:61c88647 r9:8439bc00 r8:85051a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.335491][ T32] r4:85051a00 [ 887.335529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.335585][ T32] r10:00000000 r9:85051a00 r8:80287e08 r7:eb00de60 r6:84f67d00 r5:8439bc00 [ 887.335624][ T32] r4:00000001 [ 887.335648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.335815][ T32] Exception stack(0xeb029fb0 to 0xeb029ff8) [ 887.335849][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.335881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.335948][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.335984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.336008][ T32] r4:847d8540 [ 887.336378][ T32] INFO: task kworker/1:439:4577 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.336417][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.336779][ T32] Workqueue: events bpf_prog_free_deferred [ 887.337369][ T32] Call trace: [ 887.337402][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.337461][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.337519][ T32] r4:00000000 [ 887.337546][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.337848][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.337886][ T32] 1d20: 80111000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.338356][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.338390][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 887.338794][ T32] r5:80070013 r4:80239bb0 [ 887.358478][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.358598][ T32] r4:82ac21e4 [ 887.358625][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.358716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.358772][ T32] r4:dffe1dc0 [ 887.359393][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.359523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.359555][ T32] r4:00000000 [ 887.359577][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.359706][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.359764][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.359862][ T32] r5:00001000 r4:dfa13000 [ 887.359910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.360008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.360114][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.360145][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.360214][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 887.360240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.360296][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.360322][ T32] r4:84e0be80 [ 887.360344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.360397][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.360425][ T32] r4:00000001 [ 887.360500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.360550][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.360588][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.360620][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 887.360687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 887.360901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 887.361144][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 887.361469][ T32] r5:8439b000 r4:8291a680 ** 2 printk messages dropped ** [ 887.361664][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb035e08 ** 3 printk messages dropped ** [ 887.361818][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 887.362031][ T32] r9:83018205 r8:8439b000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 4 printk messages dropped ** [ 887.362271][ T32] r5:8529378c r4:85293400 [ 887.362325][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.362416][ T32] r7:ddde2d80 r6:83018200 r5:8529378c r4:85051a80 ** 1 printk messages dropped ** [ 887.362503][ T32] r10:61c88647 r9:8439b000 r8:85051aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 887.362587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.362755][ T32] r10:00000000 r9:85051a80 r8:80287e08 r7:eb00de60 r6:84f67d80 r5:8439b000 [ 887.362787][ T32] r4:00000001 [ 887.362810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.362866][ T32] Exception stack(0xeb035fb0 to 0xeb035ff8) [ 887.362937][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 887.362974][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.363004][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.363038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.363063][ T32] r4:847d88c0 [ 887.363416][ T32] INFO: task kworker/1:440:4580 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.363453][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.363549][ T32] Workqueue: events bpf_prog_free_deferred [ 887.363602][ T32] Call trace: [ 887.363637][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.363788][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.363821][ T32] r4:00000000 [ 887.363843][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.363889][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.363941][ T32] 1d20: 8049f000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.363979][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.364040][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 887.364073][ T32] r5:80070013 r4:80239bb0 [ 887.364097][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.364172][ T32] r4:82ac21e4 [ 887.364199][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.364399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.364432][ T32] r4:dffe1dc0 [ 887.364455][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.364527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.364558][ T32] r4:00000000 [ 887.364613][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.364669][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.364694][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.364768][ T32] r5:00001000 r4:dfa13000 [ 887.364795][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.364971][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.365027][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.365140][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.365207][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 887.365233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.365287][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.365312][ T32] r4:84e0be80 [ 887.365366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.365431][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.365488][ T32] r4:00000001 [ 887.365515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.365558][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.365590][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.365622][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.365684][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.365805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.365837][ T32] r4:84d87ac0 [ 887.365860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.365887][ T32] INFO: task kworker/1:441:4583 blocked for more than 464 seconds. [ 887.366053][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.366119][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.366147][ T32] task:kworker/1:441 state:D stack:0 pid:4583 tgid:4583 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.366206][ T32] Workqueue: events bpf_prog_free_deferred [ 887.366305][ T32] Call trace: [ 887.366342][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.366399][ T32] r10:8291a684 r9:eb041d84 r8:00000002 r7:60000113 r6:eb041d8c r5:8439c800 [ 887.366426][ T32] r4:8439c800 [ 887.366448][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.366497][ T32] r5:8439c800 r4:8291a680 [ 887.366518][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.366563][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.366613][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb041e08 [ 887.366713][ T32] r4:00000000 [ 887.366773][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.366820][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.366892][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.367203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d8a40 [ 887.367236][ T32] r4:00000000 [ 887.367285][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.367375][ T32] r9:83018205 r8:8439c800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 887.367404][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.367455][ T32] r5:00001000 r4:e07e3000 [ 887.367477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.367525][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.367573][ T32] r5:85293b8c r4:85293800 [ 887.367594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.367648][ T32] r7:ddde2d80 r6:83018200 r5:85293b8c r4:85051b00 [ 887.367672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.367727][ T32] r10:61c88647 r9:8439c800 r8:85051b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.367752][ T32] r4:85051b00 [ 887.368117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.368182][ T32] r10:00000000 r9:85051b00 r8:80287e08 r7:eb035e60 r6:84f67e00 r5:8439c800 [ 887.368229][ T32] r4:00000001 [ 887.368287][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.368332][ T32] Exception stack(0xeb041fb0 to 0xeb041ff8) [ 887.368398][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.368438][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.368470][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.368503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.368559][ T32] r4:847d8940 [ 887.368702][ T32] INFO: task kworker/1:441:4583 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.368786][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.401436][ T32] Workqueue: events bpf_prog_free_deferred [ 887.401520][ T32] Call trace: [ 887.401611][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.401697][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.401760][ T32] r4:00000000 [ 887.401793][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.401865][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.401933][ T32] 1d20: 80e4d000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.401970][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.402001][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 887.402028][ T32] r5:80070013 r4:80239bb0 [ 887.402049][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.402096][ T32] r4:82ac21e4 [ 887.402118][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.402171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.402197][ T32] r4:dffe1dc0 [ 887.402218][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.402265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.402289][ T32] r4:00000000 [ 887.402309][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.402359][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.402383][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.402430][ T32] r5:00001000 r4:dfa13000 [ 887.402452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.402494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.402540][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.402573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.402631][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 887.402679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.402738][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.402763][ T32] r4:84e0be80 [ 887.402810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.402867][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.402907][ T32] r4:00000001 [ 887.402935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.402977][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.403007][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.403054][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.403109][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.403181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.403239][ T32] r4:84d87ac0 [ 887.403303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.403351][ T32] INFO: task kworker/1:442:4584 blocked for more than 464 seconds. [ 887.403388][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.403417][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.403441][ T32] task:kworker/1:442 state:D stack:0 pid:4584 tgid:4584 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.403492][ T32] Workqueue: events bpf_prog_free_deferred [ 887.403589][ T32] Call trace: [ 887.403655][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.403710][ T32] r10:8291a684 r9:eb045d84 r8:00000002 r7:60000113 r6:eb045d8c r5:8439e000 [ 887.403755][ T32] r4:8439e000 [ 887.403804][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.403856][ T32] r5:8439e000 r4:8291a680 [ 887.403879][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.403923][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.403998][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb045e08 [ 887.404053][ T32] r4:00000000 [ 887.404077][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.404196][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.404241][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.404312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505c4c0 [ 887.404390][ T32] r4:00000000 [ 887.404413][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.404541][ T32] r9:83018205 r8:8439e000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 887.404568][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.404616][ T32] r5:00001000 r4:eae0f000 [ 887.404686][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.404747][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.404823][ T32] r5:85299b8c r4:85299800 [ 887.404847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.404929][ T32] r7:ddde2d80 r6:83018200 r5:85299b8c r4:85051900 [ 887.404980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.405037][ T32] r10:61c88647 r9:8439e000 r8:8505192c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.405087][ T32] r4:85051900 [ 887.405111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.405162][ T32] r10:00000000 r9:85051900 r8:80287e08 r7:eb041e60 r6:84f67e80 r5:8439e000 [ 887.405191][ T32] r4:00000001 [ 887.405212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.405277][ T32] Exception stack(0xeb045fb0 to 0xeb045ff8) [ 887.405312][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 887.405383][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.405419][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.405452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.405478][ T32] r4:847d8940 [ 887.405825][ T32] INFO: task kworker/1:442:4584 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.405860][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.405920][ T32] Workqueue: events bpf_prog_free_deferred [ 887.405967][ T32] Call trace: [ 887.406027][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.406086][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.406112][ T32] r4:00000000 [ 887.406160][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.406236][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.406272][ T32] 1d20: 80e4d000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.406306][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.406333][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 887.406360][ T32] r5:80070013 r4:80239bb0 [ 887.406381][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.406424][ T32] r4:82ac21e4 [ 887.406445][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.406541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.406578][ T32] r4:dffe1dc0 [ 887.406600][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.406659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.406722][ T32] r4:00000000 [ 887.406752][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.406819][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.406870][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.406923][ T32] r5:00001000 r4:dfa13000 [ 887.406945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.406987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.407058][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.407083][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.407136][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 887.407159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.407245][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.407298][ T32] r4:84e0be80 [ 887.407409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.407482][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.407511][ T32] r4:00000001 [ 887.407532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.407597][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.407631][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.407665][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.407724][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.407764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.407790][ T32] r4:84d87ac0 [ 887.407848][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.407878][ T32] INFO: task kworker/1:443:4586 blocked for more than 464 seconds. [ 887.407907][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.407937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.407961][ T32] task:kworker/1:443 state:D stack:0 pid:4586 tgid:4586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.408008][ T32] Workqueue: events bpf_prog_free_deferred [ 887.408079][ T32] Call trace: [ 887.408152][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.408211][ T32] r10:8291a684 r9:eb04dd84 r8:00000002 r7:60000113 r6:eb04dd8c r5:8439d400 [ 887.408236][ T32] r4:8439d400 [ 887.408257][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.408431][ T32] r5:8439d400 r4:8291a680 [ 887.408556][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.408604][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.408654][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb04de08 [ 887.408678][ T32] r4:00000000 [ 887.408755][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.420986][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.421077][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.421163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d8c00 [ 887.421222][ T32] r4:00000000 [ 887.421249][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.421306][ T32] r9:83018205 r8:8439d400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 887.421389][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.421460][ T32] r5:00001000 r4:e086c000 [ 887.421533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.421587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.421639][ T32] r5:85293f8c r4:85293c00 [ 887.421661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.421760][ T32] r7:ddde2d80 r6:83018200 r5:85293f8c r4:85051b80 [ 887.421803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.421860][ T32] r10:61c88647 r9:8439d400 r8:85051bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.421884][ T32] r4:85051b80 [ 887.421906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.421959][ T32] r10:00000000 r9:85051b80 r8:80287e08 r7:eb045e60 r6:84f67f00 r5:8439d400 [ 887.421982][ T32] r4:00000001 [ 887.422028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.422099][ T32] Exception stack(0xeb04dfb0 to 0xeb04dff8) [ 887.422138][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.422178][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.422208][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.422240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.422264][ T32] r4:847d8c80 [ 887.422636][ T32] INFO: task kworker/1:443:4586 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.422680][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.422786][ T32] Workqueue: events bpf_prog_free_deferred [ 887.422889][ T32] Call trace: [ 887.422930][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.423014][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.423044][ T32] r4:00000000 [ 887.423066][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.423134][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.423176][ T32] 1d20: 80e4d000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.423211][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.423239][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 887.423284][ T32] r5:80070013 r4:80239bb0 [ 887.423323][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.423380][ T32] r4:82ac21e4 [ 887.423403][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.423450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.423474][ T32] r4:dffe1dc0 [ 887.423496][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.423569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.423598][ T32] r4:00000000 [ 887.423650][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.423705][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.423733][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.423781][ T32] r5:00001000 r4:dfa13000 [ 887.423808][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.423854][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.423900][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.423940][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.423998][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 887.424021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.424074][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.424123][ T32] r4:84e0be80 [ 887.424147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.424205][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.424254][ T32] r4:00000001 [ 887.424279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.424320][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.424384][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.424420][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.424451][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.424512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.424539][ T32] r4:84d87ac0 [ 887.424615][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.424649][ T32] INFO: task kworker/1:444:4587 blocked for more than 464 seconds. [ 887.424684][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.424710][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.424731][ T32] task:kworker/1:444 state:D stack:0 pid:4587 tgid:4587 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.424779][ T32] Workqueue: events bpf_prog_free_deferred [ 887.424830][ T32] Call trace: [ 887.424862][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.424915][ T32] r10:8291a684 r9:eb051d84 r8:00000002 r7:60000113 r6:eb051d8c r5:84399800 [ 887.424941][ T32] r4:84399800 [ 887.425004][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.425056][ T32] r5:84399800 r4:8291a680 [ 887.425078][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.425126][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.425181][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb051e08 [ 887.425224][ T32] r4:00000000 [ 887.425298][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.425382][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.425428][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.425491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d8d00 [ 887.425547][ T32] r4:00000000 [ 887.425573][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.425625][ T32] r9:83018205 r8:84399800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 887.425698][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.425843][ T32] r5:00001000 r4:e8931000 [ 887.425868][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.425961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.426011][ T32] r5:8529838c r4:85298000 [ 887.426032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.426085][ T32] r7:ddde2d80 r6:83018200 r5:8529838c r4:85051c80 [ 887.426163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.426271][ T32] r10:61c88647 r9:84399800 r8:85051cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.426302][ T32] r4:85051c80 [ 887.426322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.426373][ T32] r10:00000000 r9:85051c80 r8:80287e08 r7:eb045e60 r6:84f67f80 r5:84399800 [ 887.426396][ T32] r4:00000001 [ 887.426416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.426454][ T32] Exception stack(0xeb051fb0 to 0xeb051ff8) [ 887.426485][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.426542][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.426592][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.426669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.426721][ T32] r4:847d8bc0 [ 887.426862][ T32] INFO: task kworker/1:444:4587 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.426897][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.426984][ T32] Workqueue: events bpf_prog_free_deferred [ 887.427053][ T32] Call trace: [ 887.427089][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.427148][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.427205][ T32] r4:00000000 [ 887.427231][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.427279][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.427314][ T32] 1d20: 80e4d000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.427346][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.427384][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 887.427414][ T32] r5:80070013 r4:80239bb0 [ 887.427435][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.427479][ T32] r4:82ac21e4 [ 887.427506][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.427555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.427603][ T32] r4:dffe1dc0 [ 887.427681][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.427759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.427786][ T32] r4:00000000 [ 887.427808][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.427857][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.427880][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.427926][ T32] r5:00001000 r4:dfa13000 [ 887.427946][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.428001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.428075][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.428100][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.428153][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 887.428206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.428312][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.428341][ T32] r4:84e0be80 [ 887.428362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.428413][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.428438][ T32] r4:00000001 [ 887.428458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.428497][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.428527][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.428558][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.428587][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.428633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.428661][ T32] r4:84d87ac0 [ 887.428715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.453312][ T32] INFO: task kworker/1:445:4589 blocked for more than 464 seconds. [ 887.453415][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.453446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.453470][ T32] task:kworker/1:445 state:D stack:0 pid:4589 tgid:4589 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.453602][ T32] Workqueue: events bpf_prog_free_deferred [ 887.453718][ T32] Call trace: [ 887.453802][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.453922][ T32] r10:8291a684 r9:eb059d84 r8:00000002 r7:60000013 r6:eb059d8c r5:8439ec00 [ 887.453973][ T32] r4:8439ec00 [ 887.454017][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.454102][ T32] r5:8439ec00 r4:8291a680 [ 887.454150][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.454218][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.454268][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb059e08 [ 887.454292][ T32] r4:00000000 [ 887.454313][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.454368][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.454419][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.454469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d8ec0 [ 887.454519][ T32] r4:00000000 [ 887.454569][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.454627][ T32] r9:83018205 r8:8439ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 887.454656][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.454731][ T32] r5:00001000 r4:eab05000 [ 887.454782][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.454831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.454880][ T32] r5:8529878c r4:85298400 [ 887.454901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.454978][ T32] r7:ddde2d80 r6:83018200 r5:8529878c r4:85051d00 [ 887.455005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.455084][ T32] r10:61c88647 r9:8439ec00 r8:85051d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.455137][ T32] r4:85051d00 [ 887.455162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.455247][ T32] r10:00000000 r9:85051d00 r8:80287e08 r7:eb045e60 r6:8505e000 r5:8439ec00 [ 887.455276][ T32] r4:00000001 [ 887.455317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.455433][ T32] Exception stack(0xeb059fb0 to 0xeb059ff8) [ 887.455471][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.455503][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.455534][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.455588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.455616][ T32] r4:847d8f00 [ 887.455963][ T32] INFO: task kworker/1:445:4589 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.456017][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.456142][ T32] Workqueue: events bpf_prog_free_deferred [ 887.456259][ T32] Call trace: [ 887.456311][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.456377][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.456418][ T32] r4:00000000 [ 887.456457][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.456506][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.456540][ T32] 1d20: 811b8000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.456573][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.456602][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 887.456641][ T32] r5:80070013 r4:80239bb0 [ 887.456678][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.456749][ T32] r4:82ac21e4 [ 887.456774][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.456825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.456855][ T32] r4:dffe1dc0 [ 887.456879][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.456926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.456976][ T32] r4:00000000 [ 887.457003][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.457055][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.457086][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.457194][ T32] r5:00001000 r4:dfa13000 [ 887.457235][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.457282][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.457413][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.457472][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.457531][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 887.457555][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.457634][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.457663][ T32] r4:84e0be80 [ 887.457683][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.457749][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.457777][ T32] r4:00000001 [ 887.457800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.457840][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.457869][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.457900][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.457931][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.457963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.457987][ T32] r4:84d87ac0 [ 887.458009][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.458034][ T32] INFO: task kworker/1:446:4591 blocked for more than 464 seconds. [ 887.458064][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.458089][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.458179][ T32] task:kworker/1:446 state:D stack:0 pid:4591 tgid:4591 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.458287][ T32] Workqueue: events bpf_prog_free_deferred [ 887.458332][ T32] Call trace: [ 887.458363][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.458421][ T32] r10:8291a684 r9:eb061d84 r8:00000002 r7:60000013 r6:eb061d8c r5:851e3000 [ 887.458446][ T32] r4:851e3000 [ 887.458467][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.458513][ T32] r5:851e3000 r4:8291a680 [ 887.458535][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.458578][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.458625][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb061e08 [ 887.458662][ T32] r4:00000000 [ 887.458688][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.472113][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.472207][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.472259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d8f80 [ 887.472287][ T32] r4:00000000 [ 887.472322][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.472381][ T32] r9:83018205 r8:851e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 887.472423][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.472505][ T32] r5:00001000 r4:eab21000 [ 887.472532][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.472609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.472701][ T32] r5:85298b8c r4:85298800 [ 887.472732][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.472801][ T32] r7:ddde2d80 r6:83018200 r5:85298b8c r4:85051d80 [ 887.472828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.472883][ T32] r10:61c88647 r9:851e3000 r8:85051dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.472919][ T32] r4:85051d80 [ 887.472945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.473004][ T32] r10:00000000 r9:85051d80 r8:80287e08 r7:eb045e60 r6:8505e080 r5:851e3000 [ 887.473054][ T32] r4:00000001 [ 887.473080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.473121][ T32] Exception stack(0xeb061fb0 to 0xeb061ff8) [ 887.473173][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.473211][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.473242][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.473275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.473325][ T32] r4:847d8fc0 [ 887.473704][ T32] INFO: task kworker/1:446:4591 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.473741][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.473870][ T32] Workqueue: events bpf_prog_free_deferred [ 887.474060][ T32] Call trace: [ 887.474149][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.474227][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.474253][ T32] r4:00000000 [ 887.474275][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.474347][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.474384][ T32] 1d20: 81696000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.474427][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.474465][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 887.474494][ T32] r5:80070013 r4:80239bb0 [ 887.474516][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.474562][ T32] r4:82ac21e4 [ 887.474609][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.474661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.474704][ T32] r4:dffe1dc0 [ 887.474754][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.474805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.474854][ T32] r4:00000000 [ 887.474879][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.474948][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.475007][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.475058][ T32] r5:00001000 r4:dfa13000 [ 887.475105][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.475153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.475206][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.475227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.475278][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 887.475302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.475365][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.475428][ T32] r4:84e0be80 [ 887.475452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.475506][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.475532][ T32] r4:00000001 [ 887.475552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.475591][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.475645][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.475681][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.475710][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.475744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.475772][ T32] r4:84d87ac0 [ 887.475796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.475825][ T32] INFO: task kworker/1:447:4593 blocked for more than 464 seconds. [ 887.475872][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.475903][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.475926][ T32] task:kworker/1:447 state:D stack:0 pid:4593 tgid:4593 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.475976][ T32] Workqueue: events bpf_prog_free_deferred [ 887.476056][ T32] Call trace: [ 887.476162][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.476257][ T32] r10:8291a684 r9:eb069d84 r8:00000002 r7:60000113 r6:eb069d8c r5:85248c00 [ 887.476288][ T32] r4:85248c00 [ 887.476338][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.476392][ T32] r5:85248c00 r4:8291a680 [ 887.476418][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.476466][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.476539][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb069e08 [ 887.476570][ T32] r4:00000000 [ 887.476635][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.476710][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.476752][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.476797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505c000 [ 887.476821][ T32] r4:00000000 [ 887.476842][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.476917][ T32] r9:83018205 r8:85248c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 887.476945][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.476993][ T32] r5:00001000 r4:eab8b000 [ 887.477039][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.477100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.477203][ T32] r5:85298f8c r4:85298c00 [ 887.477231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.477285][ T32] r7:ddde2d80 r6:83018200 r5:85298f8c r4:85051e00 [ 887.477307][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.477415][ T32] r10:61c88647 r9:85248c00 r8:85051e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.477459][ T32] r4:85051e00 [ 887.477482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.477548][ T32] r10:00000000 r9:85051e00 r8:80287e08 r7:eb045e60 r6:8505e100 r5:85248c00 [ 887.477575][ T32] r4:00000001 [ 887.477621][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.477665][ T32] Exception stack(0xeb069fb0 to 0xeb069ff8) [ 887.477697][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.477730][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.477758][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.477790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.477812][ T32] r4:844d7b00 [ 887.477962][ T32] INFO: task kworker/1:447:4593 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.477999][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.478091][ T32] Workqueue: events bpf_prog_free_deferred [ 887.478138][ T32] Call trace: [ 887.478175][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.478313][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.478343][ T32] r4:00000000 [ 887.478419][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.478466][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.478499][ T32] 1d20: 81696000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.478531][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.478586][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 887.478641][ T32] r5:80070013 r4:80239bb0 [ 887.478667][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.478713][ T32] r4:82ac21e4 [ 887.501674][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.501880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.501911][ T32] r4:dffe1dc0 [ 887.501934][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.502105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.502143][ T32] r4:00000000 [ 887.502172][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.502230][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.502254][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.502305][ T32] r5:00001000 r4:dfa13000 [ 887.502331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.502377][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.502424][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.502444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.502497][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 887.502547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.502619][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.502648][ T32] r4:84e0be80 [ 887.502720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.502777][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.502828][ T32] r4:00000001 [ 887.502858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.502902][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.502936][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.502970][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.503000][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.503032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.503082][ T32] r4:84d87ac0 [ 887.503116][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.503193][ T32] INFO: task kworker/1:448:4595 blocked for more than 464 seconds. [ 887.503234][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.503263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.503304][ T32] task:kworker/1:448 state:D stack:0 pid:4595 tgid:4595 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.503400][ T32] Workqueue: events bpf_prog_free_deferred [ 887.503452][ T32] Call trace: [ 887.503532][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.503673][ T32] r10:8291a684 r9:eafddd84 r8:00000002 r7:60000013 r6:eafddd8c r5:85243000 [ 887.503705][ T32] r4:85243000 [ 887.503750][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.503804][ T32] r5:85243000 r4:8291a680 [ 887.503836][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.503928][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.503981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafdde08 [ 887.504030][ T32] r4:00000000 [ 887.504080][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.504148][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.504198][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.504245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505c140 ** 5 printk messages dropped ** [ 887.504493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 887.504604][ T32] r5:8529938c r4:85299000 ** 1 printk messages dropped ** [ 887.504690][ T32] r7:ddde2d80 r6:83018200 r5:8529938c r4:85051680 ** 4 printk messages dropped ** [ 887.504947][ T32] r10:00000000 r9:85051680 r8:80287e08 r7:eb045e60 r6:85051e80 r5:85243000 ** 7 printk messages dropped ** [ 887.505300][ T32] r4:8505c240 ** 2 printk messages dropped ** [ 887.505819][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 887.506134][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 7 printk messages dropped ** [ 887.506561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 8 printk messages dropped ** [ 887.506976][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 887.507411][ T32] r4:00000001 ** 5 printk messages dropped ** [ 887.507719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 887.507958][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 887.508387][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 887.523472][ T32] r4:00000000 ** 4 printk messages dropped ** [ 887.523767][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 887.524049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 887.524265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 887.525001][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 887.525274][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 887.525514][ T32] r4:82ac21e4 [ 887.525577][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.525631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.525655][ T32] r4:dffe1dc0 [ 887.525676][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.525723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.525748][ T32] r4:00000000 [ 887.525770][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.525820][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.525843][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.525913][ T32] r5:00001000 r4:dfa13000 [ 887.525941][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.525986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.526045][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.526095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.526151][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 887.526180][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.526233][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.526257][ T32] r4:84e0be80 [ 887.526278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.526330][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.526355][ T32] r4:00000001 [ 887.526376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.526414][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.526442][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.526473][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.526501][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.526535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.526558][ T32] r4:84d87ac0 [ 887.526579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.526682][ T32] INFO: task kworker/1:450:4600 blocked for more than 464 seconds. [ 887.526748][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.526785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.526810][ T32] task:kworker/1:450 state:D stack:0 pid:4600 tgid:4600 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.526896][ T32] Workqueue: events bpf_prog_free_deferred [ 887.526966][ T32] Call trace: [ 887.527027][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.527083][ T32] r10:8291a684 r9:eb075d84 r8:00000002 r7:60000013 r6:eb075d8c r5:85250c00 [ 887.527135][ T32] r4:85250c00 [ 887.527160][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.527217][ T32] r5:85250c00 r4:8291a680 [ 887.527263][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.527311][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.527359][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb075e08 [ 887.527383][ T32] r4:00000000 [ 887.527404][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.527447][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.527500][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.527550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505c900 [ 887.527616][ T32] r4:00000000 [ 887.527642][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.527693][ T32] r9:83018205 r8:85250c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 887.527716][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.527761][ T32] r5:00001000 r4:eae2b000 [ 887.527806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.527854][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.527902][ T32] r5:8529a38c r4:8529a000 [ 887.527937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.527992][ T32] r7:ddde2d80 r6:83018200 r5:8529a38c r4:85063080 [ 887.528015][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.528065][ T32] r10:61c88647 r9:85250c00 r8:850630ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.528097][ T32] r4:85063080 [ 887.528149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.528210][ T32] r10:00000000 r9:85063080 r8:80287e08 r7:eb045e60 r6:85063000 r5:85250c00 [ 887.528249][ T32] r4:00000001 [ 887.528275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.528329][ T32] Exception stack(0xeb075fb0 to 0xeb075ff8) [ 887.528389][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 887.528424][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.528453][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.528498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.528525][ T32] r4:8505c080 [ 887.528665][ T32] INFO: task kworker/1:450:4600 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.541239][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.541441][ T32] Workqueue: events bpf_prog_free_deferred [ 887.541515][ T32] Call trace: [ 887.541550][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.541615][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.541747][ T32] r4:00000000 [ 887.541775][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.541828][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.541890][ T32] 1d20: 81e84000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.541929][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.541958][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 887.541984][ T32] r5:80070013 r4:80239bb0 [ 887.542006][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.542066][ T32] r4:82ac21e4 [ 887.542093][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.542157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.542194][ T32] r4:dffe1dc0 [ 887.542217][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.542265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.542289][ T32] r4:00000000 [ 887.542310][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.542360][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.542426][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.542499][ T32] r5:00001000 r4:dfa13000 [ 887.542525][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.542571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 887.542993][ T32] r4:00000001 ** 5 printk messages dropped ** [ 887.543230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 887.543568][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 887.543895][ T32] r5:85253000 r4:8291a680 ** 3 printk messages dropped ** [ 887.544111][ T32] r4:00000000 ** 4 printk messages dropped ** [ 887.544318][ T32] r4:00000000 ** 5 printk messages dropped ** [ 887.544745][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 887.545019][ T32] r4:85063100 ** 4 printk messages dropped ** [ 887.545269][ T32] Exception stack(0xeb079fb0 to 0xeb079ff8) ** 4 printk messages dropped ** [ 887.545497][ T32] r4:8505c6c0 ** 5 printk messages dropped ** [ 887.546251][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 8 printk messages dropped ** [ 887.546566][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 887.546680][ T32] r4:dffe1dc0 ** 7 printk messages dropped ** [ 887.547234][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 887.547750][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 887.548158][ T32] r4:84d87ac0 [ 887.548187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.548214][ T32] INFO: task kworker/1:452:4604 blocked for more than 464 seconds. [ 887.548244][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.548271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.548294][ T32] task:kworker/1:452 state:D stack:0 pid:4604 tgid:4604 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.548341][ T32] Workqueue: events bpf_prog_free_deferred [ 887.548384][ T32] Call trace: [ 887.548415][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.548467][ T32] r10:8291a684 r9:eae31d84 r8:00000002 r7:60000013 r6:eae31d8c r5:85253c00 [ 887.548491][ T32] r4:85253c00 [ 887.548512][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.548559][ T32] r5:85253c00 r4:8291a680 [ 887.548618][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.548711][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.569323][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae31e08 [ 887.569414][ T32] r4:00000000 [ 887.569442][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.569504][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.569557][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.569608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505cb00 [ 887.569633][ T32] r4:00000000 [ 887.569654][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.569708][ T32] r9:83018205 r8:85253c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.569731][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.569780][ T32] r5:00001000 r4:eae47000 [ 887.569801][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.569868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.569925][ T32] r5:8529a78c r4:8529a400 ** 1 printk messages dropped ** [ 887.570001][ T32] r7:ddde2d80 r6:83018200 r5:8529a78c r4:85063180 ** 7 printk messages dropped ** [ 887.570430][ T32] Exception stack(0xeae31fb0 to 0xeae31ff8) ** 6 printk messages dropped ** [ 887.571026][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 887.571429][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 8 printk messages dropped ** [ 887.571767][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 887.572023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 887.572565][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 5 printk messages dropped ** [ 887.572776][ T32] r4:00000001 ** 5 printk messages dropped ** [ 887.573035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 887.573482][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 887.573921][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 887.574198][ T32] r5:00001000 r4:eae51000 ** 2 printk messages dropped ** [ 887.574349][ T32] r5:8529ab8c r4:8529a800 ** 3 printk messages dropped ** [ 887.574508][ T32] r10:61c88647 r9:8524a400 r8:8506322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 887.574873][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 887.575419][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 5 printk messages dropped ** [ 887.575657][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 887.575750][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 887.575996][ T32] r4:00000000 ** 4 printk messages dropped ** [ 887.576158][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 887.576524][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.576548][ T32] r4:84e0be80 [ 887.576570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.576622][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.576647][ T32] r4:00000001 [ 887.576667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.576729][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.576789][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.576936][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.577030][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.577066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.577092][ T32] r4:84d87ac0 [ 887.577112][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.577169][ T32] INFO: task kworker/1:454:4608 blocked for more than 464 seconds. [ 887.577231][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.577260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.577283][ T32] task:kworker/1:454 state:D stack:0 pid:4608 tgid:4608 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.577357][ T32] Workqueue: events bpf_prog_free_deferred [ 887.577471][ T32] Call trace: [ 887.577512][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.577594][ T32] r10:8291a684 r9:eb08dd84 r8:00000002 r7:60000013 r6:eb08dd8c r5:8524bc00 [ 887.577625][ T32] r4:8524bc00 [ 887.577646][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.577711][ T32] r5:8524bc00 r4:8291a680 [ 887.577736][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.577781][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.577828][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb08de08 [ 887.577851][ T32] r4:00000000 [ 887.577872][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.577934][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.577978][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.578024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505cd40 [ 887.578053][ T32] r4:00000000 [ 887.578076][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.578151][ T32] r9:83018205 r8:8524bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 887.578185][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.578232][ T32] r5:00001000 r4:eae5d000 [ 887.578268][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.578315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.578366][ T32] r5:8529af8c r4:8529ac00 [ 887.578414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.578469][ T32] r7:ddde2d80 r6:83018200 r5:8529af8c r4:85063400 [ 887.578518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.578611][ T32] r10:61c88647 r9:8524bc00 r8:8506342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.578664][ T32] r4:85063400 [ 887.578699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.578793][ T32] r10:00000000 r9:85063400 r8:80287e08 r7:eb085e60 r6:8505e200 r5:8524bc00 [ 887.609502][ T32] r4:00000001 [ 887.609553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.609654][ T32] Exception stack(0xeb08dfb0 to 0xeb08dff8) [ 887.609723][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.609760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.609791][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.609853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.609907][ T32] r4:8505cbc0 [ 887.610282][ T32] INFO: task kworker/1:454:4608 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.610324][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.610396][ T32] Workqueue: events bpf_prog_free_deferred [ 887.610499][ T32] Call trace: [ 887.610539][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.610603][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.610652][ T32] r4:00000000 [ 887.610690][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.610762][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.610824][ T32] 1d20: 827ad000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.610862][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.610889][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 887.610925][ T32] r5:80070013 r4:80239bb0 [ 887.611081][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.611178][ T32] r4:82ac21e4 [ 887.611226][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.611317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.611397][ T32] r4:dffe1dc0 [ 887.611452][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.611562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.611672][ T32] r4:00000000 [ 887.611737][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.611888][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.611945][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.612034][ T32] r5:00001000 r4:dfa13000 [ 887.612094][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.612206][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.612296][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.612357][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.612478][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 887.612566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.612634][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.612658][ T32] r4:84e0be80 [ 887.612692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.612785][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.612832][ T32] r4:00000001 [ 887.612854][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.612895][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.612949][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.612986][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.613017][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.613049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.613154][ T32] r4:84d87ac0 [ 887.613218][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.613259][ T32] INFO: task kworker/1:455:4610 blocked for more than 464 seconds. [ 887.613296][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.613324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.613386][ T32] task:kworker/1:455 state:D stack:0 pid:4610 tgid:4610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.613482][ T32] Workqueue: events bpf_prog_free_deferred [ 887.613531][ T32] Call trace: [ 887.613563][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.613656][ T32] r10:8291a684 r9:eb091d84 r8:00000002 r7:60000013 r6:eb091d8c r5:85249800 [ 887.613686][ T32] r4:85249800 [ 887.613733][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.613883][ T32] r5:85249800 r4:8291a680 [ 887.613943][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.614036][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.614115][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb091e08 [ 887.614158][ T32] r4:00000000 [ 887.614198][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.614285][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.614360][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.614454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85061040 [ 887.614524][ T32] r4:00000000 [ 887.614552][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.614604][ T32] r9:83018205 r8:85249800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 887.614650][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.614701][ T32] r5:00001000 r4:eae89000 [ 887.614725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.614798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.614849][ T32] r5:8529b78c r4:8529b400 [ 887.614870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.614938][ T32] r7:ddde2d80 r6:83018200 r5:8529b78c r4:85063480 [ 887.614972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.615069][ T32] r10:61c88647 r9:85249800 r8:850634ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.615124][ T32] r4:85063480 [ 887.615148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.615230][ T32] r10:00000000 r9:85063480 r8:80287e08 r7:eb08de60 r6:8505e280 r5:85249800 [ 887.615255][ T32] r4:00000001 [ 887.615299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.615380][ T32] Exception stack(0xeb091fb0 to 0xeb091ff8) [ 887.615438][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.615520][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.615590][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.615656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.615710][ T32] r4:8505cc80 [ 887.615952][ T32] INFO: task kworker/1:455:4610 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.616013][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.616113][ T32] Workqueue: events bpf_prog_free_deferred [ 887.616264][ T32] Call trace: [ 887.616327][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.616386][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.616411][ T32] r4:00000000 [ 887.616457][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.616540][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.616591][ T32] 1d20: 827ad000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.616678][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.616711][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 887.616773][ T32] r5:80070013 r4:80239bb0 [ 887.616850][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.616899][ T32] r4:82ac21e4 [ 887.616938][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.616998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.617030][ T32] r4:dffe1dc0 [ 887.617082][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.617243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.617327][ T32] r4:00000000 [ 887.617400][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.617459][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.617495][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.617596][ T32] r5:00001000 r4:dfa13000 [ 887.617646][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.617737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.617825][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.617857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 887.618258][ T32] r4:00000001 ** 3 printk messages dropped ** [ 887.618444][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 887.633514][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 887.633900][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 887.634281][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 887.634514][ T32] r5:8529b38c r4:8529b000 ** 3 printk messages dropped ** [ 887.634744][ T32] r10:61c88647 r9:8524c800 r8:850635ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 887.635388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 887.636138][ T32] r4:00000000 ** 4 printk messages dropped ** [ 887.636345][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 887.636678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 887.637173][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 6 printk messages dropped ** [ 887.637471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 887.637861][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 887.638467][ T32] r4:8524ec00 ** 3 printk messages dropped ** [ 887.638644][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.656902][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a1e08 [ 887.657094][ T32] r4:00000000 [ 887.657165][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.657404][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.657578][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.657760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85061140 [ 887.657832][ T32] r4:00000000 [ 887.657903][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.658051][ T32] r9:83018205 r8:8524ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 887.658115][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.658240][ T32] r5:00001000 r4:eaea7000 [ 887.658296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.658425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.658568][ T32] r5:8529bb8c r4:8529b800 [ 887.658644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.666483][ T32] r7:ddde2d80 r6:83018200 r5:8529bb8c r4:85063300 [ 887.666561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.666696][ T32] r10:61c88647 r9:8524ec00 r8:8506332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.666754][ T32] r4:85063300 [ 887.666824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.666955][ T32] r10:00000000 r9:85063300 r8:80287e08 r7:eb091e60 r6:8505e380 r5:8524ec00 [ 887.667017][ T32] r4:00000001 [ 887.667071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.667178][ T32] Exception stack(0xeb0a1fb0 to 0xeb0a1ff8) [ 887.667280][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.667366][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.667442][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.667541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.667630][ T32] r4:85061240 [ 887.668279][ T32] INFO: task kworker/1:457:4615 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.668365][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.668571][ T32] Workqueue: events bpf_prog_free_deferred [ 887.668745][ T32] Call trace: [ 887.684320][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.684485][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.684547][ T32] r4:00000000 [ 887.684601][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.684733][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.684840][ T32] 1d20: 82d35000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.684925][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.684995][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 887.685059][ T32] r5:80070013 r4:80239bb0 [ 887.685116][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.685231][ T32] r4:82ac21e4 [ 887.685284][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.685414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.685476][ T32] r4:dffe1dc0 [ 887.685528][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.685638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.685700][ T32] r4:00000000 [ 887.685754][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.685861][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.685919][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.686026][ T32] r5:00001000 r4:dfa13000 [ 887.686107][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.686246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.686352][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.686430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.686555][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 887.686615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.686754][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.686824][ T32] r4:84e0be80 [ 887.686878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.687019][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.687107][ T32] r4:00000001 [ 887.687174][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.687267][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.687338][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.687415][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.687499][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.687582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.687642][ T32] r4:84d87ac0 [ 887.687705][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.687776][ T32] INFO: task kworker/1:458:4616 blocked for more than 464 seconds. [ 887.687856][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.687921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.687978][ T32] task:kworker/1:458 state:D stack:0 pid:4616 tgid:4616 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.688106][ T32] Workqueue: events bpf_prog_free_deferred [ 887.688305][ T32] Call trace: [ 887.688394][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.688507][ T32] r10:8291a684 r9:eb0a9d84 r8:00000002 r7:60000013 r6:eb0a9d8c r5:85248000 [ 887.688570][ T32] r4:85248000 [ 887.688625][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.699469][ T32] r5:85248000 r4:8291a680 [ 887.699542][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.699674][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.699790][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a9e08 [ 887.699865][ T32] r4:00000000 [ 887.699916][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.700006][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.700097][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.700206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850612c0 [ 887.700265][ T32] r4:00000000 [ 887.700317][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.700440][ T32] r9:83018205 r8:85248000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 887.700503][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.700608][ T32] r5:00001000 r4:eaeb9000 [ 887.700661][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.700758][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.700860][ T32] r5:8529bf8c r4:8529bc00 [ 887.700906][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.701018][ T32] r7:ddde2d80 r6:83018200 r5:8529bf8c r4:85063500 [ 887.701074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.701222][ T32] r10:61c88647 r9:85248000 r8:8506352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.701280][ T32] r4:85063500 [ 887.701348][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.701465][ T32] r10:00000000 r9:85063500 r8:80287e08 r7:eb0a1e60 r6:8505e400 r5:85248000 [ 887.701526][ T32] r4:00000001 [ 887.701578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.701683][ T32] Exception stack(0xeb0a9fb0 to 0xeb0a9ff8) [ 887.701761][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.701856][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.701936][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.702018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.702076][ T32] r4:850613c0 [ 887.702704][ T32] INFO: task kworker/1:458:4616 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.702795][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.702955][ T32] Workqueue: events bpf_prog_free_deferred [ 887.703101][ T32] Call trace: [ 887.703191][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.703337][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.703419][ T32] r4:00000000 [ 887.703475][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.703592][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.703683][ T32] 1d20: 82d35000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.703849][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.703933][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 887.703998][ T32] r5:80070013 r4:80239bb0 [ 887.704054][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.704176][ T32] r4:82ac21e4 [ 887.704254][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.704383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.704448][ T32] r4:dffe1dc0 [ 887.704519][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.704635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.704710][ T32] r4:00000000 [ 887.704765][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.704874][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.704930][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.705039][ T32] r5:00001000 r4:dfa13000 [ 887.705111][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.705228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.705354][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.705411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.705550][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 887.705613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.705753][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 887.706083][ T32] r4:00000001 ** 5 printk messages dropped ** [ 887.706671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 887.707369][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 887.708144][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 887.731724][ T32] r5:00001000 r4:eaec5000 ** 1 printk messages dropped ** [ 887.731788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 887.732231][ T32] Exception stack(0xeb0b1fb0 to 0xeb0b1ff8) ** 6 printk messages dropped ** [ 887.732895][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 887.733530][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 887.733787][ T32] r4:dffe1dc0 ** 6 printk messages dropped ** [ 887.734152][ T32] r5:00001000 r4:dfa13000 ** 6 printk messages dropped ** [ 887.734510][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 887.734762][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 6 printk messages dropped ** [ 887.735047][ T32] INFO: task kworker/1:460:4620 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 887.735439][ T32] r4:8524e000 ** 4 printk messages dropped ** [ 887.735722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b5e08 ** 8 printk messages dropped ** [ 887.736251][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 887.736434][ T32] r5:8529c78c r4:8529c400 [ 887.736486][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.736566][ T32] r7:ddde2d80 r6:83018200 r5:8529c78c r4:85063780 [ 887.736591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.736644][ T32] r10:61c88647 r9:8524e000 r8:850637ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.736718][ T32] r4:85063780 [ 887.736741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.736793][ T32] r10:00000000 r9:85063780 r8:80287e08 r7:eb0b1e60 r6:8505e500 r5:8524e000 [ 887.736868][ T32] r4:00000001 [ 887.736919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.736965][ T32] Exception stack(0xeb0b5fb0 to 0xeb0b5ff8) [ 887.737014][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 887.737050][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.737080][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.737139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.737195][ T32] r4:85061340 [ 887.737418][ T32] INFO: task kworker/1:460:4620 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.737459][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.737519][ T32] Workqueue: events bpf_prog_free_deferred [ 887.737642][ T32] Call trace: [ 887.737676][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.737734][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.737760][ T32] r4:00000000 [ 887.737802][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.737850][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.737882][ T32] 1d20: 82f4c000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.737938][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.737995][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 887.738062][ T32] r5:80070013 r4:80239bb0 [ 887.738128][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.738233][ T32] r4:82ac21e4 [ 887.738284][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.738374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.738402][ T32] r4:dffe1dc0 [ 887.738430][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.738478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.738508][ T32] r4:00000000 [ 887.738531][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.738581][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.738604][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.738679][ T32] r5:00001000 r4:dfa13000 [ 887.758390][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.758588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.758670][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.758767][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.759194][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 887.759227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.759292][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.759316][ T32] r4:84e0be80 [ 887.759336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.759412][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.759496][ T32] r4:00000001 [ 887.759523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.759591][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.759637][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.759671][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.759700][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.759735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.759759][ T32] r4:84d87ac0 [ 887.759783][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.759839][ T32] INFO: task kworker/1:461:4622 blocked for more than 464 seconds. [ 887.759905][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.759960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.759986][ T32] task:kworker/1:461 state:D stack:0 pid:4622 tgid:4622 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.760073][ T32] Workqueue: events bpf_prog_free_deferred [ 887.760151][ T32] Call trace: [ 887.760270][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.760445][ T32] r10:8291a684 r9:eb0b9d84 r8:00000002 r7:60000113 r6:eb0b9d8c r5:8524b000 ** 4 printk messages dropped ** [ 887.760679][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 887.761027][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 887.761346][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 887.761606][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 887.761964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 887.762719][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 887.762855][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.762887][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 887.762912][ T32] r5:80070013 r4:80239bb0 [ 887.762935][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.762981][ T32] r4:82ac21e4 [ 887.763001][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.763048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.763077][ T32] r4:dffe1dc0 [ 887.763099][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.763157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.763190][ T32] r4:00000000 [ 887.763238][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.763291][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.763362][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.763412][ T32] r5:00001000 r4:dfa13000 [ 887.763459][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.763506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.763551][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.763572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.763663][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 887.763690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.763778][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.763806][ T32] r4:84e0be80 [ 887.763827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.763905][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.763993][ T32] r4:00000001 [ 887.764017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.764058][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.764087][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.764166][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.764221][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.764259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.764319][ T32] r4:84d87ac0 [ 887.764344][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.764373][ T32] INFO: task kworker/1:462:4624 blocked for more than 464 seconds. [ 887.764403][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.764428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.764450][ T32] task:kworker/1:462 state:D stack:0 pid:4624 tgid:4624 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 887.764774][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 887.765180][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 887.765454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 887.765659][ T32] r10:61c88647 r9:8524d400 r8:850638ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 887.765991][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 887.766436][ T32] Workqueue: events bpf_prog_free_deferred [ 887.766484][ T32] Call trace: [ 887.766540][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.766617][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.766672][ T32] r4:00000000 [ 887.766698][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.766752][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.766789][ T32] 1d20: 8320d000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.766822][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.766850][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 887.766886][ T32] r5:80070013 r4:80239bb0 [ 887.766912][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.766956][ T32] r4:82ac21e4 [ 887.766977][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.767023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.767087][ T32] r4:dffe1dc0 [ 887.767153][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.767211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.767262][ T32] r4:00000000 [ 887.767287][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.767337][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.767360][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.767417][ T32] r5:00001000 r4:dfa13000 [ 887.767442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.767510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.767561][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.767582][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.767633][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 887.767655][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.767731][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.767760][ T32] r4:84e0be80 [ 887.767781][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.767957][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.767986][ T32] r4:00000001 [ 887.768044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 887.768252][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 887.768466][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 887.802366][ T32] r4:852c8c00 ** 4 printk messages dropped ** [ 887.802633][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c5e08 ** 4 printk messages dropped ** [ 887.802832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85061c40 [ 887.802860][ T32] r4:00000000 [ 887.802884][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.802938][ T32] r9:83018205 r8:852c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 887.802962][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.803013][ T32] r5:00001000 r4:eaf5d000 [ 887.803046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.803136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.803199][ T32] r5:8529db8c r4:8529d800 [ 887.803222][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.803275][ T32] r7:ddde2d80 r6:83018200 r5:8529db8c r4:85063980 [ 887.803299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.803365][ T32] r10:61c88647 r9:852c8c00 r8:850639ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.803394][ T32] r4:85063980 [ 887.803416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.803469][ T32] r10:00000000 r9:85063980 r8:80287e08 r7:eb0bde60 r6:8505e680 r5:852c8c00 [ 887.803495][ T32] r4:00000001 [ 887.803538][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.803599][ T32] Exception stack(0xeb0c5fb0 to 0xeb0c5ff8) [ 887.803666][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 887.803809][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.803877][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.803941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.803977][ T32] r4:85061880 [ 887.804343][ T32] INFO: task kworker/1:463:4626 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.804382][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 887.804974][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 887.805368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 887.805811][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 8 printk messages dropped ** [ 887.806186][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 887.806600][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 887.806881][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 887.807210][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 887.807482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 887.807780][ T32] r4:00000001 ** 5 printk messages dropped ** [ 887.807996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 887.808571][ T32] r4:00000000 ** 3 printk messages dropped ** [ 887.815497][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 9 printk messages dropped ** [ 887.816023][ T32] r4:00000000 ** 5 printk messages dropped ** [ 887.816337][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 887.816665][ T32] r4:00000001 ** 5 printk messages dropped ** [ 887.817004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 887.817682][ T32] r10:8291a684 r9:eb0d1d84 r8:00000002 r7:60000013 r6:eb0d1d8c r5:852c8000 ** 8 printk messages dropped ** [ 887.818092][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 887.818477][ T32] r5:00001000 r4:eaf37000 ** 2 printk messages dropped ** [ 887.818622][ T32] r5:8529d78c r4:8529d400 ** 3 printk messages dropped ** [ 887.831700][ T32] r10:61c88647 r9:852c8000 r8:85063b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 887.832038][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 887.832629][ T32] Call trace: ** 2 printk messages dropped ** [ 887.832749][ T32] r4:00000000 [ 887.832771][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.832816][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.832850][ T32] 1d20: 83a94000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.832883][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.832911][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 887.832937][ T32] r5:80070013 r4:80239bb0 [ 887.832959][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.833023][ T32] r4:82ac21e4 [ 887.833050][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.833128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.833158][ T32] r4:dffe1dc0 [ 887.833186][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.833235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.833261][ T32] r4:00000000 [ 887.833281][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.833357][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.833386][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.833458][ T32] r5:00001000 r4:dfa13000 [ 887.833484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.833529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.833575][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.833628][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.833691][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 887.833717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.833771][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.833795][ T32] r4:84e0be80 [ 887.833815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.833867][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.833921][ T32] r4:00000001 [ 887.833946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.833988][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.834019][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.834065][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.834099][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.834184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.834215][ T32] r4:84d87ac0 [ 887.834238][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.834268][ T32] INFO: task kworker/1:466:4631 blocked for more than 464 seconds. [ 887.834302][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.834330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.834385][ T32] task:kworker/1:466 state:D stack:0 pid:4631 tgid:4631 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.834473][ T32] Workqueue: events bpf_prog_free_deferred [ 887.834544][ T32] Call trace: [ 887.834581][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.834634][ T32] r10:8291a684 r9:eb0d9d84 r8:00000002 r7:60000113 r6:eb0d9d8c r5:852cbc00 [ 887.834660][ T32] r4:852cbc00 [ 887.834707][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.834759][ T32] r5:852cbc00 r4:8291a680 [ 887.834781][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.834825][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.834875][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d9e08 [ 887.834900][ T32] r4:00000000 [ 887.834919][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.834957][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.834996][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.835066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f9180 [ 887.835095][ T32] r4:00000000 [ 887.835117][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 887.835321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 887.835500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 887.835798][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 887.836338][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 7 printk messages dropped ** [ 887.836598][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 887.837094][ T32] r5:00001000 r4:dfa13000 ** 7 printk messages dropped ** [ 887.837482][ T32] r4:84e0be80 ** 4 printk messages dropped ** [ 887.837643][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 4 printk messages dropped ** [ 887.837902][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 887.838130][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 887.838429][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 887.856925][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 887.857218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.857269][ T32] r5:8529df8c r4:8529dc00 [ 887.857306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.857385][ T32] r7:ddde2d80 r6:83018200 r5:8529df8c r4:85063c00 [ 887.857410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.857489][ T32] r10:61c88647 r9:852cb000 r8:85063c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.857543][ T32] r4:85063c00 [ 887.857568][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.857636][ T32] r10:00000000 r9:85063c00 r8:80287e08 r7:eb0d9e60 r6:8505e880 r5:852cb000 [ 887.857670][ T32] r4:00000001 [ 887.857707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.857754][ T32] Exception stack(0xeb0e5fb0 to 0xeb0e5ff8) [ 887.857818][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 887.857879][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.857912][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.857972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.858002][ T32] r4:85061c00 [ 887.858375][ T32] INFO: task kworker/1:467:4633 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.858441][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.858523][ T32] Workqueue: events bpf_prog_free_deferred [ 887.858573][ T32] Call trace: [ 887.858628][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.869129][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.869223][ T32] r4:00000000 [ 887.869250][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.869317][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.869378][ T32] 1d20: 83f71000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.869458][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.869526][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 887.869583][ T32] r5:80070013 r4:80239bb0 [ 887.869631][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.869728][ T32] r4:82ac21e4 [ 887.869777][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.869875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.869947][ T32] r4:dffe1dc0 [ 887.870016][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.870102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.870130][ T32] r4:00000000 ** 3 printk messages dropped ** [ 887.870312][ T32] r5:00001000 r4:dfa13000 ** 4 printk messages dropped ** [ 887.870496][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 6 printk messages dropped ** [ 887.870825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 887.871152][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 4 printk messages dropped ** [ 887.871457][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 887.871853][ T32] r4:00000000 ** 3 printk messages dropped ** [ 887.872087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85061e40 ** 6 printk messages dropped ** [ 887.872340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 887.872481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 887.873022][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 887.873665][ T32] Call trace: ** 4 printk messages dropped ** [ 887.873846][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 4 printk messages dropped ** [ 887.874018][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 887.874408][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 887.874821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 887.875074][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 887.875412][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 887.875767][ T32] r4:00000000 ** 3 printk messages dropped ** [ 887.875977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8458ec00 ** 6 printk messages dropped ** [ 887.876342][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 887.876668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 887.877037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 887.877731][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 887.878041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 7 printk messages dropped ** [ 887.878421][ T32] r5:00001000 r4:dfa13000 [ 887.878443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.878485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.878531][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.878552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.878603][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 887.878650][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.900624][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.900732][ T32] r4:84e0be80 [ 887.900790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.900873][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.900922][ T32] r4:00000001 [ 887.900953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.901000][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.901034][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.901161][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.901203][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.901236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.901284][ T32] r4:84d87ac0 [ 887.901312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.901366][ T32] INFO: task kworker/1:470:4639 blocked for more than 464 seconds. [ 887.901403][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.901431][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.901455][ T32] task:kworker/1:470 state:D stack:0 pid:4639 tgid:4639 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.901516][ T32] Workqueue: events bpf_prog_free_deferred [ 887.901566][ T32] Call trace: [ 887.901625][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.901687][ T32] r10:8291a684 r9:eb109d84 r8:00000002 r7:60000113 r6:eb109d8c r5:852cec00 [ 887.901713][ T32] r4:852cec00 [ 887.901734][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.901779][ T32] r5:852cec00 r4:8291a680 [ 887.901805][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.901942][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.901995][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb109e08 [ 887.902021][ T32] r4:00000000 [ 887.902042][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.902085][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.902130][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.902207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e035c0 [ 887.902236][ T32] r4:00000000 [ 887.902262][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.902318][ T32] r9:83018205 r8:852cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 887.902366][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.902417][ T32] r5:00001000 r4:eb101000 [ 887.902441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.902483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.902530][ T32] r5:8529eb8c r4:8529e800 [ 887.902551][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.902614][ T32] r7:ddde2d80 r6:83018200 r5:8529eb8c r4:85063900 [ 887.902666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.902723][ T32] r10:61c88647 r9:852cec00 r8:8506392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.902747][ T32] r4:85063900 [ 887.902768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.902836][ T32] r10:00000000 r9:85063900 r8:80287e08 r7:eb0d9e60 r6:8505ea00 r5:852cec00 [ 887.902864][ T32] r4:00000001 [ 887.902913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.902958][ T32] Exception stack(0xeb109fb0 to 0xeb109ff8) [ 887.903012][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.903072][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.903105][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.903150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.903187][ T32] r4:85061840 [ 887.903540][ T32] INFO: task kworker/1:470:4639 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.903576][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.903637][ T32] Workqueue: events bpf_prog_free_deferred [ 887.903682][ T32] Call trace: [ 887.903846][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.903906][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.903930][ T32] r4:00000000 [ 887.903957][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.904002][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.904033][ T32] 1d20: 841a8000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.904065][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.904093][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 887.904120][ T32] r5:80070013 r4:80239bb0 [ 887.904173][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.904250][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 887.904349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 9 printk messages dropped ** [ 887.904777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 887.905321][ T32] r4:00000001 ** 4 printk messages dropped ** [ 887.905592][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 887.905690][ T32] r4:84d87ac0 [ 887.905711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.905738][ T32] INFO: task kworker/1:471:4641 blocked for more than 464 seconds. [ 887.905771][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.905797][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.905872][ T32] task:kworker/1:471 state:D stack:0 pid:4641 tgid:4641 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.905953][ T32] Workqueue: events bpf_prog_free_deferred [ 887.906080][ T32] Call trace: [ 887.906115][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 887.906173][ T32] r10:8291a684 r9:eb11dd84 r8:00000002 r7:60000113 r6:eb11dd8c r5:852d0000 [ 887.906221][ T32] r4:852d0000 [ 887.906246][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 887.906306][ T32] r5:852d0000 r4:8291a680 [ 887.906331][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.906375][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 887.906422][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb11de08 [ 887.906445][ T32] r4:00000000 [ 887.906466][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 887.906505][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 887.906567][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.906642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505c380 [ 887.906719][ T32] r4:00000000 [ 887.906841][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.906907][ T32] r9:83018205 r8:852d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 887.906960][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.907017][ T32] r5:00001000 r4:eb113000 [ 887.907066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.907112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.907162][ T32] r5:8529ef8c r4:8529ec00 [ 887.907191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.907244][ T32] r7:ddde2d80 r6:83018200 r5:8529ef8c r4:85063d00 [ 887.907292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.907350][ T32] r10:61c88647 r9:852d0000 r8:85063d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.907374][ T32] r4:85063d00 [ 887.907393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.907444][ T32] r10:00000000 r9:85063d00 r8:80287e08 r7:eb0d9e60 r6:8505ea80 r5:852d0000 [ 887.907469][ T32] r4:00000001 [ 887.907514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.907639][ T32] Exception stack(0xeb11dfb0 to 0xeb11dff8) [ 887.907676][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.907710][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.907740][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.907847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 887.908211][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 887.908513][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 4 printk messages dropped ** [ 887.929237][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 887.930385][ T32] r4:00000000 ** 5 printk messages dropped ** [ 887.930829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 887.931622][ T32] r4:00000001 ** 2 printk messages dropped ** [ 887.931842][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 887.932761][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 887.933557][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 887.934446][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 887.935057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 887.935848][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 887.937319][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 7 printk messages dropped ** [ 887.937953][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 887.975704][ T32] r5:00001000 r4:dfa13000 ** 4 printk messages dropped ** [ 887.976137][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 7 printk messages dropped ** [ 887.976809][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 4 printk messages dropped ** [ 887.977234][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 887.977767][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 887.978420][ T32] r5:852d3000 r4:8291a680 ** 2 printk messages dropped ** [ 887.978788][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb139e08 ** 8 printk messages dropped ** [ 887.987934][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 887.988211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.988322][ T32] r5:8529fb8c r4:8529f800 [ 887.988377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.988502][ T32] r7:ddde2d80 r6:83018200 r5:8529fb8c r4:85063e00 [ 887.988560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.988675][ T32] r10:61c88647 r9:852d3000 r8:85063e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.993377][ T32] r4:85063e00 [ 887.993542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.993707][ T32] r10:00000000 r9:85063e00 r8:80287e08 r7:eb0d9e60 r6:8505eb80 r5:852d3000 [ 887.993770][ T32] r4:00000001 [ 887.993821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.993916][ T32] Exception stack(0xeb139fb0 to 0xeb139ff8) [ 887.994013][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.994102][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.994181][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.994257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.994332][ T32] r4:852f9280 [ 887.994970][ T32] INFO: task kworker/1:473:4645 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 887.995052][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.995244][ T32] Workqueue: events bpf_prog_free_deferred [ 887.995356][ T32] Call trace: [ 887.995470][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 887.995620][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 887.995683][ T32] r4:00000000 [ 887.995733][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.995829][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 887.995901][ T32] 1d20: 847e6000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 887.995976][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 887.996039][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 887.996097][ T32] r5:80070013 r4:80239bb0 [ 887.996148][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.996359][ T32] r4:82ac21e4 [ 887.996469][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.996629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 887.996734][ T32] r4:dffe1dc0 [ 887.996829][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 887.996970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 887.997034][ T32] r4:00000000 [ 887.997112][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 887.997255][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 887.997320][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 887.997479][ T32] r5:00001000 r4:dfa13000 [ 887.997545][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 887.997670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.997779][ T32] r5:85ef9f8c r4:85ef9c00 [ 887.997823][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.997926][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 887.998004][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.998120][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.998179][ T32] r4:84e0be80 [ 887.998229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.998343][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 887.998401][ T32] r4:00000001 [ 887.998459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.998559][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 887.998645][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 888.017279][ T32] INFO: task kworker/1:474:4647 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 888.018315][ T32] r5:852d2400 r4:8291a680 ** 5 printk messages dropped ** [ 888.029527][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 888.030331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 888.030801][ T32] r10:61c88647 r9:852d2400 r8:85063eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 888.031484][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 888.032538][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 888.033139][ T32] 1d20: 84a9c000 dfeb5000 00000001 80239b98 7f081000 00000001 ** 6 printk messages dropped ** [ 888.033666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 6 printk messages dropped ** [ 888.034083][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 888.034870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 888.035578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 888.036303][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 888.036832][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 888.037786][ T32] r5:00001000 r4:dfa21000 ** 1 printk messages dropped ** [ 888.037951][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 888.038430][ T32] r4:85063d80 [ 888.038496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.038626][ T32] r10:00000000 r9:85063d80 r8:80287e08 r7:eb141e60 r6:8505ec80 r5:852d4800 [ 888.038697][ T32] r4:00000001 [ 888.064962][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.065294][ T32] Exception stack(0xeb14dfb0 to 0xeb14dff8) [ 888.065482][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.065578][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.065648][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.065724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.065782][ T32] r4:852f92c0 [ 888.066424][ T32] INFO: task kworker/1:475:4649 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.066503][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.066659][ T32] Workqueue: events bpf_prog_free_deferred [ 888.066769][ T32] Call trace: [ 888.066960][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.067088][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.067145][ T32] r4:00000000 [ 888.067204][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.067300][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.067373][ T32] 1d20: 84c6f000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.067505][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.067660][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.067727][ T32] r5:80070013 r4:80239bb0 [ 888.067780][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.067882][ T32] r4:82ac21e4 [ 888.067934][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.068075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 888.068165][ T32] r4:dffe1dc0 [ 888.068222][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.068326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 888.068405][ T32] r4:00000000 [ 888.068462][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.068576][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 888.068633][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.068829][ T32] r5:00001000 r4:dfa13000 [ 888.079952][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.080129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.080246][ T32] r5:85ef9f8c r4:85ef9c00 [ 888.080298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.080406][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 888.080458][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.080566][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.080651][ T32] r4:84e0be80 [ 888.080713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.080832][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 888.080889][ T32] r4:00000001 [ 888.080970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.081349][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 888.081479][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.081560][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.081670][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.081761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.081853][ T32] r4:84d87ac0 [ 888.081917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.081988][ T32] INFO: task kworker/1:476:4651 blocked for more than 465 seconds. [ 888.082062][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.082119][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.082177][ T32] task:kworker/1:476 state:D stack:0 pid:4651 tgid:4651 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.082307][ T32] Workqueue: events bpf_prog_free_deferred [ 888.082406][ T32] Call trace: [ 888.082486][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 888.082641][ T32] r10:8291a684 r9:eb15dd84 r8:00000002 r7:60000013 r6:eb15dd8c r5:852d3c00 [ 888.082704][ T32] r4:852d3c00 [ 888.082754][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 888.082853][ T32] r5:852d3c00 r4:8291a680 [ 888.082901][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.082992][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 888.083094][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb15de08 [ 888.083146][ T32] r4:00000000 [ 888.083217][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 888.083301][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.083392][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.083495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f9580 [ 888.083549][ T32] r4:00000000 [ 888.083601][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.083715][ T32] r9:83018205 r8:852d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 888.083770][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.083867][ T32] r5:00001000 r4:eb155000 [ 888.083917][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.084007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.084108][ T32] r5:852a038c r4:852a0000 [ 888.084157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.084277][ T32] r7:ddde2d80 r6:83018200 r5:852a038c r4:85051c00 [ 888.084327][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.084464][ T32] r10:61c88647 r9:852d3c00 r8:85051c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.084527][ T32] r4:85051c00 [ 888.084575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.084681][ T32] r10:00000000 r9:85051c00 r8:80287e08 r7:eb14de60 r6:8505ed00 r5:852d3c00 [ 888.084738][ T32] r4:00000001 [ 888.084784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.084868][ T32] Exception stack(0xeb15dfb0 to 0xeb15dff8) [ 888.084933][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.085001][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.085092][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.085176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.085255][ T32] r4:852f9440 [ 888.085929][ T32] INFO: task kworker/1:476:4651 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.086007][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.086187][ T32] Workqueue: events bpf_prog_free_deferred [ 888.086285][ T32] Call trace: [ 888.086401][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.086522][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.086578][ T32] r4:00000000 [ 888.086628][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.086721][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.086791][ T32] 1d20: 84df1000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.086862][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.086923][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.086980][ T32] r5:80070013 r4:80239bb0 [ 888.087057][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.087171][ T32] r4:82ac21e4 [ 888.087224][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.087326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 888.087379][ T32] r4:dffe1dc0 [ 888.087427][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.087530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 888.087618][ T32] r4:00000000 [ 888.087673][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.087779][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 888.087851][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.087955][ T32] r5:00001000 r4:dfa13000 [ 888.088006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.088098][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.088208][ T32] r5:85ef9f8c r4:85ef9c00 [ 888.088258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.088369][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 888.088422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.088534][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.088631][ T32] r4:84e0be80 [ 888.088723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.119998][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 888.120096][ T32] r4:00000001 [ 888.120148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.120322][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 888.120411][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.120491][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.120584][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.120666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.120724][ T32] r4:84d87ac0 [ 888.120782][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.120872][ T32] INFO: task kworker/1:477:4653 blocked for more than 465 seconds. [ 888.120952][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.121015][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.121141][ T32] task:kworker/1:477 state:D stack:0 pid:4653 tgid:4653 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.121299][ T32] Workqueue: events bpf_prog_free_deferred [ 888.121432][ T32] Call trace: [ 888.121554][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 888.121686][ T32] r10:8291a684 r9:eb07dd84 r8:00000002 r7:60000113 r6:eb07dd8c r5:85252400 [ 888.122056][ T32] r4:85252400 [ 888.122127][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 888.122235][ T32] r5:85252400 r4:8291a680 [ 888.122400][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.122501][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 888.122585][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb07de08 [ 888.122624][ T32] r4:00000000 [ 888.122688][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 888.122756][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.122822][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.122898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f96c0 [ 888.122936][ T32] r4:00000000 [ 888.122968][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.123544][ T32] r9:83018205 r8:85252400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 888.123629][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.123708][ T32] r5:00001000 r4:eb167000 [ 888.123787][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.123935][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.124222][ T32] r5:852a078c r4:852a0400 [ 888.124295][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.124382][ T32] r7:ddde2d80 r6:83018200 r5:852a078c r4:85051f80 [ 888.124530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 888.125383][ T32] r4:00000001 ** 5 printk messages dropped ** [ 888.126312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 888.127555][ T32] r4:00000000 ** 2 printk messages dropped ** [ 888.127743][ T32] 1d20: 851b8000 dfeb5000 00000001 80239b98 7f081000 00000001 ** 7 printk messages dropped ** [ 888.154571][ T32] r4:dffe1dc0 ** 5 printk messages dropped ** [ 888.154814][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.154864][ T32] r5:00001000 r4:dfa13000 [ 888.155146][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.155266][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.155349][ T32] r5:85ef9f8c r4:85ef9c00 [ 888.155376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.155998][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 888.156026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.156081][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.156105][ T32] r4:84e0be80 [ 888.156126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.156185][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 888.156211][ T32] r4:00000001 [ 888.156257][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.156303][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 4 printk messages dropped ** [ 888.156635][ T32] r4:84d87ac0 ** 4 printk messages dropped ** [ 888.156873][ T32] task:kworker/1:478 state:D stack:0 pid:4656 tgid:4656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 888.157566][ T32] r4:00000000 ** 3 printk messages dropped ** [ 888.158414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f9840 ** 6 printk messages dropped ** [ 888.179464][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 888.179685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 888.180145][ T32] Exception stack(0xeb171fb0 to 0xeb171ff8) ** 6 printk messages dropped ** [ 888.181049][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 888.181935][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 888.182283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 11 printk messages dropped ** [ 888.182924][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 888.183176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 888.183452][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 888.183963][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 888.184277][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 888.184568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e8000 ** 3 printk messages dropped ** [ 888.184739][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.184811][ T32] r5:00001000 r4:e0119000 [ 888.184837][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.184885][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.184935][ T32] r5:852a1b8c r4:852a1800 [ 888.184956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.185006][ T32] r7:ddde2d80 r6:83018200 r5:852a1b8c r4:85307100 [ 888.185029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.185079][ T32] r10:61c88647 r9:85256c00 r8:8530712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.185142][ T32] r4:85307100 [ 888.185197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.185253][ T32] r10:00000000 r9:85307100 r8:80287e08 r7:eb14de60 r6:85307180 r5:85256c00 [ 888.185278][ T32] r4:00000001 [ 888.185325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.185410][ T32] Exception stack(0xeada5fb0 to 0xeada5ff8) [ 888.185444][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.185476][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.185531][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.185568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.185594][ T32] r4:852f9a80 [ 888.185739][ T32] INFO: task kworker/1:479:4659 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.185772][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.185872][ T32] Workqueue: events bpf_prog_free_deferred [ 888.185924][ T32] Call trace: [ 888.185956][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.186039][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.186068][ T32] r4:00000000 [ 888.186089][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.186163][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.186200][ T32] 1d20: 85618000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.186259][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.186291][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.186318][ T32] r5:80070013 r4:80239bb0 [ 888.186341][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.186386][ T32] r4:82ac21e4 [ 888.186407][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.186453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 888.186498][ T32] r4:dffe1dc0 [ 888.186522][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.186569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 888.186636][ T32] r4:00000000 [ 888.186661][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.186737][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 888.186764][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.186835][ T32] r5:00001000 r4:dfa13000 [ 888.186896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.186952][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.187000][ T32] r5:85ef9f8c r4:85ef9c00 [ 888.187021][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.187252][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 888.187288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.187344][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.187369][ T32] r4:84e0be80 [ 888.187487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.187569][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 888.187623][ T32] r4:00000001 [ 888.187649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.187690][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 888.187719][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.187775][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.187810][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 888.187892][ T32] r4:84d87ac0 ** 4 printk messages dropped ** [ 888.188045][ T32] task:kworker/1:480 state:D stack:0 pid:4660 tgid:4660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 888.188599][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb081e08 ** 8 printk messages dropped ** [ 888.218857][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 888.220293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 888.221179][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 888.222312][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 888.222998][ T32] 1d20: 85bcc000 dfeb5000 00000001 80239b98 7f081000 00000001 ** 6 printk messages dropped ** [ 888.223511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 7 printk messages dropped ** [ 888.224185][ T32] r5:00001000 r4:dfa13000 ** 1 printk messages dropped ** [ 888.224330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.224431][ T32] r5:85ef9f8c r4:85ef9c00 [ 888.224480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.224588][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 888.224641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.224960][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.225026][ T32] r4:84e0be80 [ 888.225075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.225221][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 888.225286][ T32] r4:00000001 [ 888.225355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.225440][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 888.225572][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.225674][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.225743][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.225886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.225943][ T32] r4:84d87ac0 [ 888.225991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.226046][ T32] INFO: task kworker/1:481:4661 blocked for more than 465 seconds. [ 888.226108][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.226166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.226218][ T32] task:kworker/1:481 state:D stack:0 pid:4661 tgid:4661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.226327][ T32] Workqueue: events bpf_prog_free_deferred [ 888.226419][ T32] Call trace: [ 888.226539][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 888.226894][ T32] r10:8291a684 r9:eb17dd84 r8:00000002 r7:60000113 r6:eb17dd8c r5:85254800 [ 888.226959][ T32] r4:85254800 [ 888.227043][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 888.227176][ T32] r5:85254800 r4:8291a680 [ 888.227247][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.227343][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 888.228681][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb17de08 [ 888.249457][ T32] r4:00000000 [ 888.249512][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 888.249576][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.249622][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.249704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f9c40 [ 888.249755][ T32] r4:00000000 [ 888.249781][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.249837][ T32] r9:83018205 r8:85254800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 888.249966][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.250075][ T32] r5:00001000 r4:dff97000 ** 1 printk messages dropped ** [ 888.250241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 888.250371][ T32] r7:ddde2d80 r6:83018200 r5:852a178c r4:85307300 ** 5 printk messages dropped ** [ 888.250635][ T32] r4:00000001 ** 3 printk messages dropped ** [ 888.250820][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 888.251582][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 7 printk messages dropped ** [ 888.251982][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 888.252700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 888.253195][ T32] r4:00000001 ** 2 printk messages dropped ** [ 888.253447][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 888.254048][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.254452][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 888.254876][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 888.255064][ T32] r5:852a238c r4:852a2000 ** 4 printk messages dropped ** [ 888.255276][ T32] r4:85307400 ** 4 printk messages dropped ** [ 888.255522][ T32] Exception stack(0xeb179fb0 to 0xeb179ff8) ** 6 printk messages dropped ** [ 888.255957][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 888.256714][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 888.256979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 11 printk messages dropped ** [ 888.257556][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 888.257767][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 888.257845][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.257905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.257957][ T32] r4:84d87ac0 [ 888.257982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.258009][ T32] INFO: task kworker/1:483:4666 blocked for more than 465 seconds. [ 888.258040][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.258091][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.258142][ T32] task:kworker/1:483 state:D stack:0 pid:4666 tgid:4666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.258247][ T32] Workqueue: events bpf_prog_free_deferred [ 888.258320][ T32] Call trace: [ 888.258409][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 888.258487][ T32] r10:8291a684 r9:eb185d84 r8:00000002 r7:60000013 r6:eb185d8c r5:85259800 [ 888.258516][ T32] r4:85259800 [ 888.258538][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 888.258584][ T32] r5:85259800 r4:8291a680 [ 888.258630][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.258678][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 888.292116][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb185e08 [ 888.292268][ T32] r4:00000000 [ 888.292301][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 888.292373][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.292421][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.292547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f9f00 [ 888.292584][ T32] r4:00000000 [ 888.292610][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.292665][ T32] r9:83018205 r8:85259800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 888.292688][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.292765][ T32] r5:00001000 r4:e48ab000 [ 888.292816][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.292865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.292914][ T32] r5:852a1f8c r4:852a1c00 [ 888.292934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.292986][ T32] r7:ddde2d80 r6:83018200 r5:852a1f8c r4:85307600 [ 888.293009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.293061][ T32] r10:61c88647 r9:85259800 r8:8530762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.293085][ T32] r4:85307600 [ 888.293132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.293194][ T32] r10:00000000 r9:85307600 r8:80287e08 r7:eb179e60 r6:85307580 r5:85259800 [ 888.293244][ T32] r4:00000001 [ 888.293269][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.293361][ T32] Exception stack(0xeb185fb0 to 0xeb185ff8) [ 888.293409][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.293470][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.293504][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.293538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.293561][ T32] r4:852e8180 [ 888.293908][ T32] INFO: task kworker/1:483:4666 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.293944][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.294058][ T32] Workqueue: events bpf_prog_free_deferred [ 888.294138][ T32] Call trace: [ 888.294186][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.294248][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.294301][ T32] r4:00000000 [ 888.294350][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.294398][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.294459][ T32] 1d20: 863c1000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.294498][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.294526][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.294552][ T32] r5:80070013 r4:80239bb0 [ 888.294574][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.294652][ T32] r4:82ac21e4 [ 888.294707][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 888.294925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 12 printk messages dropped ** [ 888.295647][ T32] r4:84e0be80 ** 3 printk messages dropped ** [ 888.295903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 888.296587][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 4 printk messages dropped ** [ 888.297030][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 888.297138][ T32] r10:8291a684 r9:eb189d84 r8:00000002 r7:60000113 r6:eb189d8c r5:8525a400 [ 888.297198][ T32] r4:8525a400 [ 888.297243][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 888.297350][ T32] r5:8525a400 r4:8291a680 [ 888.297396][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.297489][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 888.297582][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb189e08 [ 888.297673][ T32] r4:00000000 [ 888.297722][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 888.297802][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.297892][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.297989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84574200 [ 888.298039][ T32] r4:00000000 [ 888.298085][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.298197][ T32] r9:83018205 r8:8525a400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 888.298243][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.298338][ T32] r5:00001000 r4:e8971000 [ 888.298386][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.298470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.298558][ T32] r5:84668f8c r4:84668c00 [ 888.298598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.309414][ T32] r7:ddde2d80 r6:83018200 r5:84668f8c r4:85307480 [ 888.309603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.309771][ T32] r10:61c88647 r9:8525a400 r8:853074ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.309837][ T32] r4:85307480 [ 888.309898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.310038][ T32] r10:00000000 r9:85307480 r8:80287e08 r7:eb179e60 r6:85307680 r5:8525a400 [ 888.310099][ T32] r4:00000001 [ 888.310151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.310264][ T32] Exception stack(0xeb189fb0 to 0xeb189ff8) [ 888.310335][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 888.310416][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.310488][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.310559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.310637][ T32] r4:845741c0 [ 888.311268][ T32] INFO: task kworker/1:484:4667 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.311355][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.311492][ T32] Workqueue: events bpf_prog_free_deferred [ 888.311594][ T32] Call trace: ** 2 printk messages dropped ** [ 888.311853][ T32] r4:00000000 ** 4 printk messages dropped ** [ 888.312261][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 888.312809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 888.313633][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 5 printk messages dropped ** [ 888.314088][ T32] r4:00000001 ** 2 printk messages dropped ** [ 888.314281][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.314346][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.314411][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.314484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.314555][ T32] r4:84d87ac0 [ 888.314618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.314687][ T32] INFO: task kworker/1:485:4670 blocked for more than 465 seconds. [ 888.314762][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.314834][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.314883][ T32] task:kworker/1:485 state:D stack:0 pid:4670 tgid:4670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.314982][ T32] Workqueue: events bpf_prog_free_deferred [ 888.315085][ T32] Call trace: [ 888.315153][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 888.315261][ T32] r10:8291a684 r9:eb181d84 r8:00000002 r7:60000013 r6:eb181d8c r5:85258c00 [ 888.315312][ T32] r4:85258c00 [ 888.315360][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 888.315483][ T32] r5:85258c00 r4:8291a680 [ 888.315539][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.315628][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 888.315937][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 888.316477][ T32] r5:00001000 r4:eaa03000 ** 1 printk messages dropped ** [ 888.316612][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 888.317173][ T32] r4:85307700 ** 4 printk messages dropped ** [ 888.317602][ T32] Exception stack(0xeb181fb0 to 0xeb181ff8) ** 6 printk messages dropped ** [ 888.318315][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 888.347827][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 888.353647][ T32] r5:00001000 r4:dfa13000 ** 4 printk messages dropped ** [ 888.354144][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 5 printk messages dropped ** [ 888.354622][ T32] r4:00000001 ** 4 printk messages dropped ** [ 888.355009][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 888.355480][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 888.356166][ T32] r4:8525bc00 ** 4 printk messages dropped ** [ 888.356682][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb18de08 ** 9 printk messages dropped ** [ 888.357665][ T32] r5:00001000 r4:eaabb000 ** 1 printk messages dropped ** [ 888.357840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 888.358611][ T32] r4:00000001 ** 5 printk messages dropped ** [ 888.377428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 888.383722][ T32] r4:00000000 ** 4 printk messages dropped ** [ 888.384126][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 888.384906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 888.385831][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 7 printk messages dropped ** [ 888.386585][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 6 printk messages dropped ** [ 888.387175][ T32] INFO: task kworker/1:487:4674 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 888.387903][ T32] r4:8525c800 ** 3 printk messages dropped ** [ 888.388231][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 888.407749][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.407857][ T32] r5:00001000 r4:eac3f000 [ 888.407909][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.408008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.408108][ T32] r5:84668b8c r4:84668800 [ 888.408160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.408281][ T32] r7:ddde2d80 r6:83018200 r5:84668b8c r4:85307980 [ 888.408339][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.408467][ T32] r10:61c88647 r9:8525c800 r8:853079ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.408529][ T32] r4:85307980 [ 888.408604][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.419539][ T32] r10:00000000 r9:85307980 r8:80287e08 r7:eb18de60 r6:85307a80 r5:8525c800 [ 888.419713][ T32] r4:00000001 [ 888.419772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.419901][ T32] Exception stack(0xeb195fb0 to 0xeb195ff8) [ 888.419978][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.420054][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.420235][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.420843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.420926][ T32] r4:8530e200 [ 888.421638][ T32] INFO: task kworker/1:487:4674 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.421734][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.422085][ T32] Workqueue: events bpf_prog_free_deferred [ 888.422213][ T32] Call trace: [ 888.422525][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.422655][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.422713][ T32] r4:00000000 [ 888.423369][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.423525][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.423606][ T32] 1d20: 86a1a000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.423680][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.423746][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.423893][ T32] r5:80070013 r4:80239bb0 [ 888.423956][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.424056][ T32] r4:82ac21e4 [ 888.424106][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.424212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 888.424273][ T32] r4:dffe1dc0 [ 888.424354][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.424481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 888.424545][ T32] r4:00000000 [ 888.424663][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.424792][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 888.424968][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.425083][ T32] r5:00001000 r4:dfa13000 [ 888.425141][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.425242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.425424][ T32] r5:85ef9f8c r4:85ef9c00 [ 888.425488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.426056][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 888.426136][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.426257][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.426415][ T32] r4:84e0be80 [ 888.426475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.426602][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 888.426662][ T32] r4:00000001 [ 888.426753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.426848][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 888.426916][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.426992][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.427245][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.427333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.427422][ T32] r4:84d87ac0 [ 888.427518][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.427640][ T32] INFO: task kworker/1:488:4676 blocked for more than 465 seconds. [ 888.427727][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.427791][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.427880][ T32] task:kworker/1:488 state:D stack:0 pid:4676 tgid:4676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.428002][ T32] Workqueue: events bpf_prog_free_deferred [ 888.428101][ T32] Call trace: [ 888.428176][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 888.428288][ T32] r10:8291a684 r9:eb191d84 r8:00000002 r7:60000113 r6:eb191d8c r5:8525e000 [ 888.428345][ T32] r4:8525e000 [ 888.428395][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 888.428511][ T32] r5:8525e000 r4:8291a680 ** 1 printk messages dropped ** [ 888.428662][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 888.450056][ T32] r4:00000000 ** 5 printk messages dropped ** [ 888.450586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 888.451067][ T32] r10:61c88647 r9:8525e000 r8:8530782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 888.451741][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 888.452889][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 888.453523][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 888.454033][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 888.454654][ T32] r4:00000000 [ 888.454747][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.454886][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 888.454957][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.455175][ T32] r5:00001000 r4:dfa13000 [ 888.455271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.455394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.455516][ T32] r5:85ef9f8c r4:85ef9c00 [ 888.455608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.455731][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 888.455823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.455944][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.456018][ T32] r4:84e0be80 [ 888.456110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.456273][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 888.456378][ T32] r4:00000001 [ 888.456585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.456684][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 888.456750][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.456834][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.456907][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.456981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.457083][ T32] r4:84d87ac0 [ 888.457142][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.457208][ T32] INFO: task kworker/1:489:4677 blocked for more than 465 seconds. [ 888.457279][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.457456][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.457527][ T32] task:kworker/1:489 state:D stack:0 pid:4677 tgid:4677 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.457637][ T32] Workqueue: events bpf_prog_free_deferred [ 888.457736][ T32] Call trace: [ 888.457809][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 888.457923][ T32] r10:8291a684 r9:eb19dd84 r8:00000002 r7:60000013 r6:eb19dd8c r5:8525ec00 [ 888.457982][ T32] r4:8525ec00 [ 888.458035][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 888.458138][ T32] r5:8525ec00 r4:8291a680 [ 888.458229][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.458375][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 888.458511][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb19de08 [ 888.458574][ T32] r4:00000000 [ 888.458697][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 888.492459][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.492627][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.492733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530e700 [ 888.493396][ T32] r4:00000000 [ 888.493466][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.493587][ T32] r9:83018205 r8:8525ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 888.493649][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.493748][ T32] r5:00001000 r4:eabe7000 [ 888.493832][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.493939][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.494420][ T32] r5:852a338c r4:852a3000 [ 888.494490][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.494610][ T32] r7:ddde2d80 r6:83018200 r5:852a338c r4:85307a00 [ 888.495393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.495536][ T32] r10:61c88647 r9:8525ec00 r8:85307a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.495604][ T32] r4:85307a00 [ 888.495655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.495775][ T32] r10:00000000 r9:85307a00 r8:80287e08 r7:eb195e60 r6:8505ee00 r5:8525ec00 [ 888.495994][ T32] r4:00000001 [ 888.496383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.496511][ T32] Exception stack(0xeb19dfb0 to 0xeb19dff8) [ 888.496593][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.496720][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.497283][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.497423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.497490][ T32] r4:8530e580 ** 1 printk messages dropped ** [ 888.498635][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 888.520792][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 888.521181][ T32] r4:dffe1dc0 ** 5 printk messages dropped ** [ 888.521717][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 888.522708][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 888.523235][ T32] r4:84d87ac0 ** 4 printk messages dropped ** [ 888.523634][ T32] task:kworker/1:490 state:D stack:0 pid:4680 tgid:4680 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 888.524668][ T32] r4:00000000 ** 3 printk messages dropped ** [ 888.525003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530eb40 ** 6 printk messages dropped ** [ 888.525628][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 888.526098][ T32] r10:61c88647 r9:852d6000 r8:85307b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.526158][ T32] r4:85307b00 [ 888.526212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.526326][ T32] r10:00000000 r9:85307b00 r8:80287e08 r7:eb195e60 r6:8505ee80 r5:852d6000 [ 888.526382][ T32] r4:00000001 [ 888.526440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.526535][ T32] Exception stack(0xeb1a5fb0 to 0xeb1a5ff8) [ 888.526609][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.526708][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.526798][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.526879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.526943][ T32] r4:8530eac0 [ 888.527568][ T32] INFO: task kworker/1:490:4680 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.527675][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.527843][ T32] Workqueue: events bpf_prog_free_deferred [ 888.527964][ T32] Call trace: [ 888.528086][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.528213][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.528273][ T32] r4:00000000 [ 888.528323][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.528425][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.528499][ T32] 1d20: 872ef000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.528594][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.528677][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.559305][ T32] r5:80070013 r4:80239bb0 [ 888.559489][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.559656][ T32] r4:82ac21e4 [ 888.559736][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.559855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 888.559947][ T32] r4:dffe1dc0 [ 888.560006][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.560113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 888.560179][ T32] r4:00000000 [ 888.560234][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.560353][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 888.560411][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.560530][ T32] r5:00001000 r4:dfa13000 [ 888.560585][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.560681][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.560785][ T32] r5:85ef9f8c r4:85ef9c00 [ 888.560837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 888.561386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 888.562111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 888.563044][ T32] r10:8291a684 r9:eb1add84 r8:00000002 r7:60000013 r6:eb1add8c r5:852d0c00 ** 8 printk messages dropped ** [ 888.563846][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 888.564730][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.564863][ T32] r5:852a378c r4:852a3400 [ 888.565004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.565168][ T32] r7:ddde2d80 r6:83018200 r5:852a378c r4:85307c00 [ 888.565232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.565387][ T32] r10:61c88647 r9:852d0c00 r8:85307c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.565465][ T32] r4:85307c00 [ 888.565518][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.565632][ T32] r10:00000000 r9:85307c00 r8:80287e08 r7:eb1a5e60 r6:8505ed80 r5:852d0c00 [ 888.565691][ T32] r4:00000001 [ 888.565746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.565836][ T32] Exception stack(0xeb1adfb0 to 0xeb1adff8) [ 888.565908][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.565989][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.566066][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.566144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.566267][ T32] r4:8530e980 [ 888.566928][ T32] INFO: task kworker/1:491:4682 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.567035][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.567243][ T32] Workqueue: events bpf_prog_free_deferred [ 888.567422][ T32] Call trace: [ 888.567522][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.567648][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.567730][ T32] r4:00000000 [ 888.567785][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.567884][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.567962][ T32] 1d20: 8756b000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.568042][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.568109][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.568196][ T32] r5:80070013 r4:80239bb0 [ 888.568285][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.568403][ T32] r4:82ac21e4 [ 888.568472][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.568599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 7 printk messages dropped ** [ 888.592606][ T32] r5:00001000 r4:dfa13000 ** 6 printk messages dropped ** [ 888.592917][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 888.593471][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 888.594125][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.595450][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 888.595727][ T32] r4:00000000 ** 5 printk messages dropped ** [ 888.597269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 888.597650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 888.598062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 888.619769][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 888.620399][ T32] r4:dffe1dc0 ** 6 printk messages dropped ** [ 888.620762][ T32] r5:00001000 r4:dfa13000 ** 7 printk messages dropped ** [ 888.621435][ T32] r4:84e0be80 ** 2 printk messages dropped ** [ 888.621650][ T32] r4:00000001 ** 5 printk messages dropped ** [ 888.621891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 888.622210][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 888.622362][ T32] r5:852cd400 r4:8291a680 [ 888.622407][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.622459][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 888.622509][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1bde08 [ 888.622534][ T32] r4:00000000 [ 888.622556][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 888.622594][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.622632][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.622677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530ebc0 [ 888.622700][ T32] r4:00000000 [ 888.622719][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.622767][ T32] r9:83018205 r8:852cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 888.622793][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.622838][ T32] r5:00001000 r4:ead2d000 [ 888.622859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.622923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.622976][ T32] r5:852a3f8c r4:852a3c00 [ 888.623013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.623068][ T32] r7:ddde2d80 r6:83018200 r5:852a3f8c r4:85307d80 [ 888.623090][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.623155][ T32] r10:61c88647 r9:852cd400 r8:85307dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.623182][ T32] r4:85307d80 [ 888.623227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.623283][ T32] r10:00000000 r9:85307d80 r8:80287e08 r7:eb1b5e60 r6:8505ef80 r5:852cd400 [ 888.623308][ T32] r4:00000001 [ 888.623351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.623394][ T32] Exception stack(0xeb1bdfb0 to 0xeb1bdff8) [ 888.623426][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.623464][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.623514][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.623551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.623575][ T32] r4:8530eb00 [ 888.623885][ T32] INFO: task kworker/1:493:4686 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.623919][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.623976][ T32] Workqueue: events bpf_prog_free_deferred [ 888.624019][ T32] Call trace: [ 888.624068][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.624126][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.624171][ T32] r4:00000000 [ 888.624197][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.624241][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.624272][ T32] 1d20: 87c8d000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.624304][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.624331][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.624358][ T32] r5:80070013 r4:80239bb0 [ 888.624380][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.624424][ T32] r4:82ac21e4 [ 888.624451][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.624514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 888.624543][ T32] r4:dffe1dc0 [ 888.624579][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.624632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 4 printk messages dropped ** [ 888.624899][ T32] r5:00001000 r4:dfa13000 ** 6 printk messages dropped ** [ 888.625211][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 888.625635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 888.625862][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.626289][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 888.626689][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 888.626801][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 888.627202][ T32] r4:00000001 ** 4 printk messages dropped ** [ 888.627374][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 888.627707][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 888.627962][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 888.628175][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 888.628397][ T32] r4:00000000 ** 5 printk messages dropped ** [ 888.628634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 888.659283][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 888.659532][ T32] r4:84d87ac0 ** 4 printk messages dropped ** [ 888.659713][ T32] task:kworker/1:495 state:D stack:0 pid:4689 tgid:4689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 888.660445][ T32] r4:00000000 ** 4 printk messages dropped ** [ 888.660739][ T32] r4:00000000 ** 5 printk messages dropped ** [ 888.660989][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 888.661346][ T32] r4:85307f80 [ 888.661369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.661420][ T32] r10:00000000 r9:85307f80 r8:80287e08 r7:eb1b5e60 r6:8535d080 r5:85251800 [ 888.661476][ T32] r4:00000001 [ 888.661501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.661542][ T32] Exception stack(0xeb1c9fb0 to 0xeb1c9ff8) [ 888.661601][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 888.661667][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.661701][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.661768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.661833][ T32] r4:8530ee00 [ 888.662088][ T32] INFO: task kworker/1:495:4689 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.662123][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.662232][ T32] Workqueue: events bpf_prog_free_deferred [ 888.662280][ T32] Call trace: [ 888.662328][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.662390][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.662417][ T32] r4:00000000 [ 888.662444][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.662493][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.662565][ T32] 1d20: 881f5000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.662602][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.662635][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.662675][ T32] r5:80070013 r4:80239bb0 [ 888.662724][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.662807][ T32] r4:82ac21e4 [ 888.662833][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.662883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 888.662907][ T32] r4:dffe1dc0 [ 888.662949][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.663012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 888.663053][ T32] r4:00000000 [ 888.663078][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.663130][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 888.663153][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.663197][ T32] r5:00001000 r4:dfa13000 [ 888.663224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.663269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.663329][ T32] r5:85ef9f8c r4:85ef9c00 [ 888.663369][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.663426][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 888.663454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 888.663626][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 9 printk messages dropped ** [ 888.663942][ T32] INFO: task kworker/1:496:4692 blocked for more than 465 seconds. ** 10 printk messages dropped ** [ 888.664370][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 888.664775][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 888.664944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 888.665244][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 888.665615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 888.666166][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 888.666569][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 888.666745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 888.667292][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 4 printk messages dropped ** [ 888.667509][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 888.667803][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 888.668171][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.668739][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 888.679458][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 888.679574][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.679621][ T32] r5:85390f8c r4:85390c00 [ 888.679641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.679692][ T32] r7:ddde2d80 r6:83018200 r5:85390f8c r4:85063b80 [ 888.679716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.679767][ T32] r10:61c88647 r9:853c8000 r8:85063bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.679820][ T32] r4:85063b80 [ 888.679846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.679902][ T32] r10:00000000 r9:85063b80 r8:80287e08 r7:eb1b5e60 r6:8535d180 r5:853c8000 [ 888.679941][ T32] r4:00000001 [ 888.679966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.680010][ T32] Exception stack(0xeb1d9fb0 to 0xeb1d9ff8) [ 888.680043][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 888.680076][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.680120][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.680155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.680180][ T32] r4:8535e240 [ 888.680443][ T32] INFO: task kworker/1:497:4693 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.680482][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.680571][ T32] Workqueue: events bpf_prog_free_deferred [ 888.680620][ T32] Call trace: [ 888.680674][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.680737][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.680762][ T32] r4:00000000 [ 888.680797][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.680845][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.680877][ T32] 1d20: 882c4000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.680911][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.680939][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.680964][ T32] r5:80070013 r4:80239bb0 [ 888.681012][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.681229][ T32] r4:82ac21e4 [ 888.681349][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.681406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 888.681439][ T32] r4:dffe1dc0 [ 888.681640][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.682535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 888.682572][ T32] r4:00000000 [ 888.682853][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.682932][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 888.682959][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.683009][ T32] r5:00001000 r4:dfa13000 [ 888.683044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.683092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.683138][ T32] r5:85ef9f8c r4:85ef9c00 [ 888.683190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.683272][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 888.683306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.683416][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.683479][ T32] r4:84e0be80 [ 888.683504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.683558][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 888.683608][ T32] r4:00000001 [ 888.683659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.683703][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 888.683732][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.683763][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.683896][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.683933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.684154][ T32] r4:84d87ac0 [ 888.684258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.684308][ T32] INFO: task kworker/1:498:4696 blocked for more than 465 seconds. [ 888.684344][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.684376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.684400][ T32] task:kworker/1:498 state:D stack:0 pid:4696 tgid:4696 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.684475][ T32] Workqueue: events bpf_prog_free_deferred [ 888.684536][ T32] Call trace: [ 888.684594][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 888.684652][ T32] r10:8291a684 r9:eb1e5d84 r8:00000002 r7:60000013 r6:eb1e5d8c r5:853c8c00 [ 888.684679][ T32] r4:853c8c00 [ 888.684752][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 888.684970][ T32] r4:00000000 ** 3 printk messages dropped ** [ 888.685346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535e380 ** 6 printk messages dropped ** [ 888.685644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 888.685991][ T32] r4:00000001 ** 5 printk messages dropped ** [ 888.686185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 888.686672][ T32] r4:00000000 ** 4 printk messages dropped ** [ 888.686827][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 888.686982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 7 printk messages dropped ** [ 888.687258][ T32] r5:00001000 r4:dfa13000 ** 6 printk messages dropped ** [ 888.688014][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 888.688420][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.688457][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.688487][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.688520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.688543][ T32] r4:84d87ac0 [ 888.688565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.688591][ T32] INFO: task kworker/1:499:4698 blocked for more than 465 seconds. [ 888.688700][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.721577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.721642][ T32] task:kworker/1:499 state:D stack:0 pid:4698 tgid:4698 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.721702][ T32] Workqueue: events bpf_prog_free_deferred [ 888.721775][ T32] Call trace: [ 888.721808][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 888.721870][ T32] r10:8291a684 r9:eb1edd84 r8:00000002 r7:60000013 r6:eb1edd8c r5:853cb000 [ 888.721896][ T32] r4:853cb000 [ 888.721919][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 888.721973][ T32] r5:853cb000 r4:8291a680 [ 888.722012][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.722060][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 888.722109][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1ede08 [ 888.722146][ T32] r4:00000000 [ 888.722171][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 888.722243][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.722298][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.722357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535e6c0 [ 888.722385][ T32] r4:00000000 [ 888.722408][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.722469][ T32] r9:83018205 r8:853cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 888.722494][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.722569][ T32] r5:00001000 r4:eaff7000 [ 888.722595][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.722640][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.722712][ T32] r5:85391f8c r4:85391c00 [ 888.722763][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.722821][ T32] r7:ddde2d80 r6:83018200 r5:85391f8c r4:85362080 [ 888.722845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.722897][ T32] r10:61c88647 r9:853cb000 r8:853620ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.722922][ T32] r4:85362080 [ 888.722980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.723037][ T32] r10:00000000 r9:85362080 r8:80287e08 r7:eb1e5e60 r6:8535d580 r5:853cb000 [ 888.723062][ T32] r4:00000001 [ 888.723135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.723225][ T32] Exception stack(0xeb1edfb0 to 0xeb1edff8) [ 888.723290][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.723356][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 888.723492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 888.724593][ T32] r4:00000000 ** 3 printk messages dropped ** [ 888.724888][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.724963][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.725019][ T32] r5:80070013 r4:80239bb0 [ 888.725068][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.725194][ T32] r4:82ac21e4 [ 888.725252][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.725378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 888.725443][ T32] r4:dffe1dc0 [ 888.725491][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.725606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 888.725681][ T32] r4:00000000 [ 888.725740][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.725869][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 888.725925][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.726022][ T32] r5:00001000 r4:dfa13000 [ 888.726088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.726187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.726289][ T32] r5:85ef9f8c r4:85ef9c00 [ 888.726339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.726451][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 888.726522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.726642][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.726696][ T32] r4:84e0be80 [ 888.726741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.726864][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 888.726923][ T32] r4:00000001 [ 888.726968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.727054][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 888.727119][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.727180][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.727241][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.727331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.727397][ T32] r4:84d87ac0 [ 888.727449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.727521][ T32] INFO: task kworker/1:500:4699 blocked for more than 465 seconds. ** 5 printk messages dropped ** [ 888.728037][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 888.728527][ T32] r4:00000000 ** 3 printk messages dropped ** [ 888.749388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535e580 ** 6 printk messages dropped ** [ 888.750025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 888.750363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 888.751078][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 888.751897][ T32] r4:00000000 ** 3 printk messages dropped ** [ 888.752077][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 8 printk messages dropped ** [ 888.752480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 11 printk messages dropped ** [ 888.753015][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 888.753377][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 888.753685][ T32] task:kworker/1:501 state:D stack:0 pid:4701 tgid:4701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 888.754110][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 888.754260][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.754297][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.754348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535eac0 [ 888.754424][ T32] r4:00000000 [ 888.754453][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.754507][ T32] r9:83018205 r8:853ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 888.754560][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.754639][ T32] r5:00001000 r4:eb217000 [ 888.754665][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.754711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.754757][ T32] r5:85392b8c r4:85392800 [ 888.754778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.754828][ T32] r7:ddde2d80 r6:83018200 r5:85392b8c r4:85362100 [ 888.754850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.754901][ T32] r10:61c88647 r9:853ca400 r8:8536212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.755025][ T32] r4:85362100 [ 888.755079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.755139][ T32] r10:00000000 r9:85362100 r8:80287e08 r7:eb1ede60 r6:8535d200 r5:853ca400 [ 888.755165][ T32] r4:00000001 [ 888.755186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.755251][ T32] Exception stack(0xeb1f9fb0 to 0xeb1f9ff8) [ 888.755286][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 888.755369][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.755403][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.755441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.755467][ T32] r4:8535e540 [ 888.755622][ T32] INFO: task kworker/1:501:4701 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.755657][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.755766][ T32] Workqueue: events bpf_prog_free_deferred [ 888.755846][ T32] Call trace: [ 888.755960][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.756023][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.756049][ T32] r4:00000000 [ 888.756106][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.756154][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.756185][ T32] 1d20: 889a3000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.756242][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.756286][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.756315][ T32] r5:80070013 r4:80239bb0 [ 888.756337][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.756381][ T32] r4:82ac21e4 [ 888.756403][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.756455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 888.756479][ T32] r4:dffe1dc0 [ 888.756499][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.756546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 888.756595][ T32] r4:00000000 [ 888.756645][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.756723][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 6 printk messages dropped ** [ 888.757021][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 5 printk messages dropped ** [ 888.757285][ T32] r4:00000001 ** 3 printk messages dropped ** [ 888.757461][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 888.757744][ T32] task:kworker/1:502 state:D stack:0 pid:4703 tgid:4703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 888.758151][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb209e08 ** 9 printk messages dropped ** [ 888.758577][ T32] r5:00001000 r4:eb1ff000 ** 2 printk messages dropped ** [ 888.758789][ T32] r5:8539238c r4:85392000 ** 4 printk messages dropped ** [ 888.782112][ T32] r4:85362280 ** 5 printk messages dropped ** [ 888.782592][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 888.784005][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 10 printk messages dropped ** [ 888.784804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 7 printk messages dropped ** [ 888.785487][ T32] r5:00001000 r4:dfa13000 ** 4 printk messages dropped ** [ 888.785883][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 5 printk messages dropped ** [ 888.786322][ T32] r4:00000001 ** 3 printk messages dropped ** [ 888.786638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 888.787296][ T32] Call trace: ** 6 printk messages dropped ** [ 888.787932][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 888.788691][ T32] r9:83018205 r8:853cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 ** 4 printk messages dropped ** [ 888.809570][ T32] r5:8539278c r4:85392400 ** 4 printk messages dropped ** [ 888.809999][ T32] r4:85362380 ** 4 printk messages dropped ** [ 888.810405][ T32] Exception stack(0xeb215fb0 to 0xeb215ff8) [ 888.810494][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.810572][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.810637][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.810707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.810751][ T32] r4:8535ea00 [ 888.811008][ T32] INFO: task kworker/1:503:4706 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.811043][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.811138][ T32] Workqueue: events bpf_prog_free_deferred [ 888.811190][ T32] Call trace: [ 888.811227][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.811288][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.811312][ T32] r4:00000000 [ 888.811334][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.811377][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.811428][ T32] 1d20: 88e5c000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.811482][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.811513][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.811540][ T32] r5:80070013 r4:80239bb0 [ 888.811561][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.811609][ T32] r4:82ac21e4 [ 888.811661][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.811726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 888.811754][ T32] r4:dffe1dc0 [ 888.811775][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.811822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 888.811847][ T32] r4:00000000 [ 888.811868][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.811923][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 888.811948][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.812007][ T32] r5:00001000 r4:dfa13000 [ 888.812033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.812078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.812125][ T32] r5:85ef9f8c r4:85ef9c00 [ 888.812180][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.812238][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 888.812262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.812327][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.812356][ T32] r4:84e0be80 [ 888.812378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.812437][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 888.812490][ T32] r4:00000001 [ 888.812554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.812599][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 888.812629][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.812661][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.812690][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.812722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.812745][ T32] r4:84d87ac0 [ 888.812766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.812807][ T32] INFO: task kworker/1:504:4708 blocked for more than 465 seconds. [ 888.812843][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.812870][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.812892][ T32] task:kworker/1:504 state:D stack:0 pid:4708 tgid:4708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.812940][ T32] Workqueue: events bpf_prog_free_deferred [ 888.813008][ T32] Call trace: [ 888.813055][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 888.813110][ T32] r10:8291a684 r9:eb221d84 r8:00000002 r7:60000113 r6:eb221d8c r5:853cec00 [ 888.813148][ T32] r4:853cec00 [ 888.813174][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 888.813223][ T32] r5:853cec00 r4:8291a680 [ 888.813246][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.813303][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 888.813370][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb221e08 [ 888.813396][ T32] r4:00000000 [ 888.813416][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 888.813474][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.813531][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.813582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535ec40 [ 888.813618][ T32] r4:00000000 [ 888.813643][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.813693][ T32] r9:83018205 r8:853cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 888.813716][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.813762][ T32] r5:00001000 r4:eb21d000 [ 888.813783][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.813849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.813900][ T32] r5:85392f8c r4:85392c00 [ 888.813920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.813971][ T32] r7:ddde2d80 r6:83018200 r5:85392f8c r4:85362400 [ 888.813994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.814045][ T32] r10:61c88647 r9:853cec00 r8:8536242c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 888.814344][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.814376][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.814407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.814435][ T32] r4:8535ea80 [ 888.814564][ T32] INFO: task kworker/1:504:4708 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.814599][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.814674][ T32] Workqueue: events bpf_prog_free_deferred [ 888.814731][ T32] Call trace: [ 888.814767][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.814826][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.814853][ T32] r4:00000000 [ 888.814874][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.814915][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.814946][ T32] 1d20: 88e5c000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.814995][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.815029][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.815078][ T32] r5:80070013 r4:80239bb0 [ 888.815103][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.815148][ T32] r4:82ac21e4 [ 888.815194][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.815251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 888.815296][ T32] r4:dffe1dc0 [ 888.815321][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.815405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 4 printk messages dropped ** [ 888.815626][ T32] r5:00001000 r4:dfa13000 ** 4 printk messages dropped ** [ 888.815821][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 2 printk messages dropped ** [ 888.815973][ T32] r4:84e0be80 ** 1 printk messages dropped ** [ 888.816104][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 6 printk messages dropped ** [ 888.816370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 888.816570][ T32] task:kworker/1:505 state:D stack:0 pid:4710 tgid:4710 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 888.817239][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 888.817527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535edc0 ** 7 printk messages dropped ** [ 888.817928][ T32] r5:8539338c r4:85393000 [ 888.817959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 888.818104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 888.818378][ T32] Exception stack(0xeb229fb0 to 0xeb229ff8) ** 4 printk messages dropped ** [ 888.818540][ T32] r4:8535ec00 ** 2 printk messages dropped ** [ 888.843450][ T32] Workqueue: events bpf_prog_free_deferred [ 888.843522][ T32] Call trace: [ 888.843587][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.843654][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.843679][ T32] r4:00000000 [ 888.843701][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.843746][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.843780][ T32] 1d20: 89295000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.843814][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.843843][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.843869][ T32] r5:80070013 r4:80239bb0 [ 888.843903][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.843953][ T32] r4:82ac21e4 [ 888.843977][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.844037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 888.844066][ T32] r4:dffe1dc0 [ 888.844112][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.844165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 888.844189][ T32] r4:00000000 [ 888.844260][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.844317][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 888.844341][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.844387][ T32] r5:00001000 r4:dfa13000 [ 888.844408][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.844482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.844535][ T32] r5:85ef9f8c r4:85ef9c00 [ 888.844583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.844640][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 888.844663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.844740][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.844770][ T32] r4:84e0be80 [ 888.844791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.844844][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 888.844868][ T32] r4:00000001 [ 888.844890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.844929][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 888.844958][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.844993][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.845034][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.845071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.845120][ T32] r4:84d87ac0 [ 888.845148][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.845178][ T32] INFO: task kworker/1:506:4712 blocked for more than 465 seconds. [ 888.845214][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.845244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.845267][ T32] task:kworker/1:506 state:D stack:0 pid:4712 tgid:4712 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.845374][ T32] Workqueue: events bpf_prog_free_deferred [ 888.845423][ T32] Call trace: [ 888.845475][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 888.845532][ T32] r10:8291a684 r9:eb235d84 r8:00000002 r7:60000113 r6:eb235d8c r5:852d6c00 [ 888.845557][ T32] r4:852d6c00 [ 888.845606][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 888.845658][ T32] r5:852d6c00 r4:8291a680 [ 888.845704][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.845753][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 888.845804][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb235e08 [ 888.845840][ T32] r4:00000000 [ 888.845865][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 888.845944][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 888.846452][ T32] r5:8539378c r4:85393400 [ 888.846480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 888.846715][ T32] r4:85362500 ** 4 printk messages dropped ** [ 888.846958][ T32] Exception stack(0xeb235fb0 to 0xeb235ff8) ** 4 printk messages dropped ** [ 888.847177][ T32] r4:8535ed80 ** 2 printk messages dropped ** [ 888.847565][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 888.847739][ T32] r4:00000000 ** 1 printk messages dropped ** [ 888.847805][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 2 printk messages dropped ** [ 888.847965][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 888.848243][ T32] r4:dffe1dc0 ** 2 printk messages dropped ** [ 888.848351][ T32] r4:00000000 ** 6 printk messages dropped ** [ 888.864438][ T32] r5:85ef9f8c r4:85ef9c00 ** 6 printk messages dropped ** [ 888.864846][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 5 printk messages dropped ** [ 888.865036][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 888.865499][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 888.865743][ T32] r10:8291a684 r9:eb249d84 r8:00000002 r7:60000013 r6:eb249d8c r5:84d40000 [ 888.865769][ T32] r4:84d40000 [ 888.865792][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 888.865866][ T32] r5:84d40000 r4:8291a680 [ 888.865919][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.865968][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 888.866018][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb249e08 [ 888.866047][ T32] r4:00000000 [ 888.866070][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 888.866134][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.866286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.866366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85304d80 [ 888.866401][ T32] r4:00000000 [ 888.866425][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.866487][ T32] r9:83018205 r8:84d40000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 888.866512][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.866558][ T32] r5:00001000 r4:eb23b000 [ 888.866605][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.866654][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.866701][ T32] r5:85393b8c r4:85393800 [ 888.866748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.866803][ T32] r7:ddde2d80 r6:83018200 r5:85393b8c r4:85362580 [ 888.866825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.866890][ T32] r10:61c88647 r9:84d40000 r8:853625ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.866919][ T32] r4:85362580 [ 888.866941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.866993][ T32] r10:00000000 r9:85362580 r8:80287e08 r7:eb235e60 r6:8535d680 r5:84d40000 [ 888.867023][ T32] r4:00000001 [ 888.867046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.867091][ T32] Exception stack(0xeb249fb0 to 0xeb249ff8) [ 888.867123][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 888.867156][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.867261][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.867298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.867324][ T32] r4:8535ee40 [ 888.867580][ T32] INFO: task kworker/1:507:4714 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.867671][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.867801][ T32] Workqueue: events bpf_prog_free_deferred [ 888.867903][ T32] Call trace: [ 888.867952][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.868016][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.868068][ T32] r4:00000000 [ 888.868094][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.868171][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.868208][ T32] 1d20: 89561000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.868269][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.868352][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.868383][ T32] r5:80070013 r4:80239bb0 [ 888.868406][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.868490][ T32] r4:82ac21e4 [ 888.868566][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.868655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 888.868684][ T32] r4:dffe1dc0 [ 888.868719][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.883479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 888.883521][ T32] r4:00000000 [ 888.883547][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.883611][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 888.883635][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.883686][ T32] r5:00001000 r4:dfa13000 [ 888.883710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.883841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.883896][ T32] r5:85ef9f8c r4:85ef9c00 [ 888.884240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.884316][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 888.884343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.884559][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.884593][ T32] r4:84e0be80 [ 888.884922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.884983][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 888.885009][ T32] r4:00000001 [ 888.885031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.885072][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 888.885104][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.885362][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.885402][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.885442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.885469][ T32] r4:84d87ac0 [ 888.885506][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.885540][ T32] INFO: task kworker/1:508:4716 blocked for more than 465 seconds. [ 888.885572][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.885599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.885623][ T32] task:kworker/1:508 state:D stack:0 pid:4716 tgid:4716 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.886299][ T32] Workqueue: events bpf_prog_free_deferred [ 888.886840][ T32] Call trace: [ 888.886900][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 888.886962][ T32] r10:8291a684 r9:eb251d84 r8:00000002 r7:60000013 r6:eb251d8c r5:84d40c00 [ 888.887002][ T32] r4:84d40c00 [ 888.887028][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 888.887078][ T32] r5:84d40c00 r4:8291a680 [ 888.887100][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.887143][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 888.887292][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb251e08 [ 888.887321][ T32] r4:00000000 [ 888.887344][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 888.887385][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.887424][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.887478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535ea40 [ 888.887502][ T32] r4:00000000 [ 888.887548][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.887828][ T32] r9:83018205 r8:84d40c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 888.888153][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.888206][ T32] r5:00001000 r4:eb241000 [ 888.888229][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.888278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.888416][ T32] r5:85393f8c r4:85393c00 [ 888.888446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.888501][ T32] r7:ddde2d80 r6:83018200 r5:85393f8c r4:85362600 [ 888.888542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.888600][ T32] r10:61c88647 r9:84d40c00 r8:8536262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.888625][ T32] r4:85362600 [ 888.888645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.888757][ T32] r10:00000000 r9:85362600 r8:80287e08 r7:eb249e60 r6:8535d700 r5:84d40c00 [ 888.899173][ T32] r4:00000001 [ 888.899207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.899262][ T32] Exception stack(0xeb251fb0 to 0xeb251ff8) [ 888.899302][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.899373][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.899409][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.899450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.899477][ T32] r4:852f9f80 [ 888.899742][ T32] INFO: task kworker/1:508:4716 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.899777][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.899873][ T32] Workqueue: events bpf_prog_free_deferred [ 888.899929][ T32] Call trace: [ 888.899993][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.900054][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.900087][ T32] r4:00000000 [ 888.900137][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.900185][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.900221][ T32] 1d20: 89956000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.900255][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.900283][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.900308][ T32] r5:80070013 r4:80239bb0 [ 888.900329][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.900374][ T32] r4:82ac21e4 [ 888.900421][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.900508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 888.900537][ T32] r4:dffe1dc0 [ 888.900609][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.900662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 888.900686][ T32] r4:00000000 [ 888.900709][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.900760][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 888.900798][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.900848][ T32] r5:00001000 r4:dfa13000 [ 888.900895][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.900944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.901015][ T32] r5:85ef9f8c r4:85ef9c00 [ 888.901043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.901111][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 888.901135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.901188][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.901214][ T32] r4:84e0be80 [ 888.901253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.901342][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 888.901373][ T32] r4:00000001 [ 888.901396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.901441][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 888.901473][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.901503][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.901532][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.901565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.901603][ T32] r4:84d87ac0 [ 888.901629][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.901667][ T32] INFO: task kworker/1:509:4719 blocked for more than 465 seconds. [ 888.901699][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.901726][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.901749][ T32] task:kworker/1:509 state:D stack:0 pid:4719 tgid:4719 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.901815][ T32] Workqueue: events bpf_prog_free_deferred [ 888.901860][ T32] Call trace: [ 888.901891][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 888.901945][ T32] r10:8291a684 r9:eb199d84 r8:00000002 r7:60000113 r6:eb199d8c r5:84d41800 [ 888.901969][ T32] r4:84d41800 [ 888.901990][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 888.902037][ T32] r5:84d41800 r4:8291a680 [ 888.902058][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.902114][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 888.902168][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb199e08 [ 888.902192][ T32] r4:00000000 [ 888.902212][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 888.902249][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.902287][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.902338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536e100 [ 888.902388][ T32] r4:00000000 [ 888.902451][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.902507][ T32] r9:83018205 r8:84d41800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 888.902531][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.902579][ T32] r5:00001000 r4:eb259000 [ 888.902605][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.902655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.902702][ T32] r5:8539438c r4:85394000 [ 888.902724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.902774][ T32] r7:ddde2d80 r6:83018200 r5:8539438c r4:85362180 [ 888.902819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.902899][ T32] r10:61c88647 r9:84d41800 r8:853621ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.902927][ T32] r4:85362180 [ 888.902948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.902998][ T32] r10:00000000 r9:85362180 r8:80287e08 r7:eb251e60 r6:8535d780 r5:84d41800 [ 888.903022][ T32] r4:00000001 [ 888.903048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.903113][ T32] Exception stack(0xeb199fb0 to 0xeb199ff8) [ 888.903147][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 888.903181][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.903210][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.903241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.903264][ T32] r4:8535e740 [ 888.903412][ T32] INFO: task kworker/1:509:4719 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.903455][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.903550][ T32] Workqueue: events bpf_prog_free_deferred [ 888.903613][ T32] Call trace: [ 888.903660][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.903769][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.903797][ T32] r4:00000000 [ 888.903832][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.903880][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.903925][ T32] 1d20: 89956000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.903974][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.904005][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.904040][ T32] r5:80070013 r4:80239bb0 [ 888.904062][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.904120][ T32] r4:82ac21e4 [ 888.904145][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.904196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 888.904257][ T32] r4:dffe1dc0 [ 888.904282][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.904330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 888.904354][ T32] r4:00000000 [ 888.904375][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.904442][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 888.904470][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.904524][ T32] r5:00001000 r4:dfa13000 [ 888.904599][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.904702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.904765][ T32] r5:85ef9f8c r4:85ef9c00 [ 888.904797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.904851][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 888.904875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.904953][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.904988][ T32] r4:84e0be80 [ 888.905009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.905061][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 888.905085][ T32] r4:00000001 [ 888.905129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.905193][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 888.905253][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.905293][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.905325][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.905380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.905407][ T32] r4:84d87ac0 [ 888.905428][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.905470][ T32] INFO: task kworker/1:510:4721 blocked for more than 465 seconds. [ 888.905526][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.905556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.905579][ T32] task:kworker/1:510 state:D stack:0 pid:4721 tgid:4721 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.905669][ T32] Workqueue: events bpf_prog_free_deferred [ 888.905735][ T32] Call trace: [ 888.905769][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 888.905824][ T32] r10:8291a684 r9:eb265d84 r8:00000002 r7:60000113 r6:eb265d8c r5:84d43000 [ 888.905850][ T32] r4:84d43000 [ 888.905876][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 888.905925][ T32] r5:84d43000 r4:8291a680 [ 888.905945][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.906013][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 888.906068][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb265e08 [ 888.906093][ T32] r4:00000000 [ 888.906115][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 888.906152][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.906190][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.906235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536e240 [ 888.906260][ T32] r4:00000000 [ 888.906280][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.906328][ T32] r9:83018205 r8:84d43000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 888.906351][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.906410][ T32] r5:00001000 r4:eb267000 [ 888.906442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.906488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.906534][ T32] r5:8539478c r4:85394400 [ 888.906555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.906605][ T32] r7:ddde2d80 r6:83018200 r5:8539478c r4:85362680 [ 888.906656][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.906741][ T32] r10:61c88647 r9:84d43000 r8:853626ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.906772][ T32] r4:85362680 [ 888.906874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.906930][ T32] r10:00000000 r9:85362680 r8:80287e08 r7:eb199e60 r6:8535d900 r5:84d43000 [ 888.906955][ T32] r4:00000001 [ 888.906982][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.907035][ T32] Exception stack(0xeb265fb0 to 0xeb265ff8) [ 888.907068][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.907124][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.907169][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.907218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.907246][ T32] r4:8536e0c0 [ 888.907383][ T32] INFO: task kworker/1:510:4721 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.907416][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.907501][ T32] Workqueue: events bpf_prog_free_deferred [ 888.907617][ T32] Call trace: [ 888.907706][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.907817][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.907847][ T32] r4:00000000 [ 888.907870][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.907914][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.907970][ T32] 1d20: 89956000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.908037][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.908068][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.908096][ T32] r5:80070013 r4:80239bb0 [ 888.908143][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.908194][ T32] r4:82ac21e4 [ 888.908215][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.908261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 888.908323][ T32] r4:dffe1dc0 [ 888.908347][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.908525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 888.908585][ T32] r4:00000000 [ 888.908611][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.908767][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 888.941880][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.941956][ T32] r5:00001000 r4:dfa13000 [ 888.941987][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.942035][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.942114][ T32] r5:85ef9f8c r4:85ef9c00 [ 888.942142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.942197][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 888.942225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.942280][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.942304][ T32] r4:84e0be80 [ 888.942327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.942379][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 888.942454][ T32] r4:00000001 [ 888.942482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.942525][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 888.942613][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.942650][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.942680][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.942714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.942738][ T32] r4:84d87ac0 [ 888.942760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.942787][ T32] INFO: task kworker/1:511:4723 blocked for more than 465 seconds. [ 888.942819][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.942844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.942867][ T32] task:kworker/1:511 state:D stack:0 pid:4723 tgid:4723 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.942922][ T32] Workqueue: events bpf_prog_free_deferred [ 888.942968][ T32] Call trace: [ 888.943000][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 888.943066][ T32] r10:8291a684 r9:eb275d84 r8:00000002 r7:60000113 r6:eb275d8c r5:84d44800 [ 888.943097][ T32] r4:84d44800 [ 888.943150][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 888.943235][ T32] r5:84d44800 r4:8291a680 [ 888.943294][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.943377][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 888.943435][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb275e08 [ 888.943463][ T32] r4:00000000 [ 888.943511][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 888.943555][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.943595][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.943643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536e680 [ 888.943667][ T32] r4:00000000 [ 888.943738][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.943793][ T32] r9:83018205 r8:84d44800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 888.943867][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.943928][ T32] r5:00001000 r4:eb289000 [ 888.943950][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.943992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.944054][ T32] r5:8539538c r4:85395000 [ 888.944168][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.944223][ T32] r7:ddde2d80 r6:83018200 r5:8539538c r4:85362780 [ 888.944247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.944298][ T32] r10:61c88647 r9:84d44800 r8:853627ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.944322][ T32] r4:85362780 [ 888.944342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.944406][ T32] r10:00000000 r9:85362780 r8:80287e08 r7:eb265e60 r6:8535d800 r5:84d44800 [ 888.944439][ T32] r4:00000001 [ 888.944461][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.944527][ T32] Exception stack(0xeb275fb0 to 0xeb275ff8) [ 888.944561][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.944596][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.944627][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.944659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.944683][ T32] r4:8536e180 [ 888.944946][ T32] INFO: task kworker/1:511:4723 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.944995][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.945060][ T32] Workqueue: events bpf_prog_free_deferred [ 888.945106][ T32] Call trace: [ 888.945170][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.945245][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.945274][ T32] r4:00000000 [ 888.945310][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.945373][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.945420][ T32] 1d20: 8a093000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.945464][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.945493][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.945546][ T32] r5:80070013 r4:80239bb0 [ 888.945581][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.945626][ T32] r4:82ac21e4 [ 888.945659][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.945710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 888.945734][ T32] r4:dffe1dc0 [ 888.945754][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.945803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 888.945827][ T32] r4:00000000 [ 888.945847][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.945897][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 888.945920][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.945965][ T32] r5:00001000 r4:dfa13000 [ 888.945986][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.946028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.946105][ T32] r5:85ef9f8c r4:85ef9c00 [ 888.946130][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.946211][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 888.946239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.946294][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.946344][ T32] r4:84e0be80 [ 888.946369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.946422][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 888.946452][ T32] r4:00000001 [ 888.946499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.946548][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 888.946603][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.946663][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.946696][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.946731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.946781][ T32] r4:84d87ac0 [ 888.946807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.946834][ T32] INFO: task kworker/1:512:4724 blocked for more than 465 seconds. [ 888.946864][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.946889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.946910][ T32] task:kworker/1:512 state:D stack:0 pid:4724 tgid:4724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.946999][ T32] Workqueue: events bpf_prog_free_deferred [ 888.947046][ T32] Call trace: [ 888.947078][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 888.947131][ T32] r10:8291a684 r9:eb27dd84 r8:00000002 r7:60000013 r6:eb27dd8c r5:84d42400 [ 888.947155][ T32] r4:84d42400 [ 888.947177][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 888.947223][ T32] r5:84d42400 r4:8291a680 [ 888.947276][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.947324][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 888.947373][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb27de08 [ 888.947397][ T32] r4:00000000 [ 888.947418][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 888.947489][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.947532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.947578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536e3c0 [ 888.947625][ T32] r4:00000000 [ 888.947650][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.947775][ T32] r9:83018205 r8:84d42400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 888.947802][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.947875][ T32] r5:00001000 r4:eb26d000 [ 888.947924][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.947970][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.948017][ T32] r5:85394b8c r4:85394800 [ 888.948040][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.948089][ T32] r7:ddde2d80 r6:83018200 r5:85394b8c r4:85362700 [ 888.948116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.948169][ T32] r10:61c88647 r9:84d42400 r8:8536272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.948243][ T32] r4:85362700 [ 888.948267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.948321][ T32] r10:00000000 r9:85362700 r8:80287e08 r7:eb275e60 r6:8535d880 r5:84d42400 [ 888.948346][ T32] r4:00000001 [ 888.948367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.948418][ T32] Exception stack(0xeb27dfb0 to 0xeb27dff8) [ 888.948456][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.948489][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.948544][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.948596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.948624][ T32] r4:8536e4c0 [ 888.958177][ T32] INFO: task kworker/1:512:4724 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.958251][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.958320][ T32] Workqueue: events bpf_prog_free_deferred [ 888.958403][ T32] Call trace: [ 888.958482][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.958601][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.958633][ T32] r4:00000000 [ 888.958655][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.958700][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.958959][ T32] 1d20: 8a093000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.959019][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.959050][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.959077][ T32] r5:80070013 r4:80239bb0 [ 888.959099][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.959152][ T32] r4:82ac21e4 [ 888.959174][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.959249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 888.959286][ T32] r4:dffe1dc0 [ 888.959358][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.959412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 888.959442][ T32] r4:00000000 [ 888.959490][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.959564][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 888.959617][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.959671][ T32] r5:00001000 r4:dfa13000 [ 888.959694][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.959791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.959843][ T32] r5:85ef9f8c r4:85ef9c00 [ 888.959865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.959917][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 888.959939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.959993][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.960042][ T32] r4:84e0be80 [ 888.960067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.960146][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 888.960297][ T32] r4:00000001 [ 888.960322][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.960367][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 888.960399][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.960435][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.960486][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.960572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.960600][ T32] r4:84d87ac0 [ 888.960639][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.960697][ T32] INFO: task kworker/1:513:4727 blocked for more than 466 seconds. [ 888.960732][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.960760][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.960808][ T32] task:kworker/1:513 state:D stack:0 pid:4727 tgid:4727 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.960866][ T32] Workqueue: events bpf_prog_free_deferred [ 888.960912][ T32] Call trace: [ 888.960944][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 888.961011][ T32] r10:8291a684 r9:eb291d84 r8:00000002 r7:60000113 r6:eb291d8c r5:84d46000 [ 888.961040][ T32] r4:84d46000 [ 888.961062][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 888.961123][ T32] r5:84d46000 r4:8291a680 [ 888.961144][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.961213][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 888.961292][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb291e08 [ 888.961343][ T32] r4:00000000 [ 888.961371][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 888.961412][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.961489][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.961593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536e500 [ 888.961734][ T32] r4:00000000 [ 888.961759][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.961815][ T32] r9:83018205 r8:84d46000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 888.961841][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.961888][ T32] r5:00001000 r4:eb283000 [ 888.961914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.961958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.962009][ T32] r5:85394f8c r4:85394c00 [ 888.962031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.962083][ T32] r7:ddde2d80 r6:83018200 r5:85394f8c r4:85362800 [ 888.962132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.962189][ T32] r10:61c88647 r9:84d46000 r8:8536282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.962215][ T32] r4:85362800 [ 888.962237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.962287][ T32] r10:00000000 r9:85362800 r8:80287e08 r7:eb275e60 r6:8535d980 r5:84d46000 [ 888.962310][ T32] r4:00000001 [ 888.962345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.962415][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 888.962484][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.962545][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.962604][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.962726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.962755][ T32] r4:8536e380 [ 888.963027][ T32] INFO: task kworker/1:513:4727 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.963064][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.963123][ T32] Workqueue: events bpf_prog_free_deferred [ 888.963168][ T32] Call trace: [ 888.963200][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.963257][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.963330][ T32] r4:00000000 [ 888.963356][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.963399][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.963437][ T32] 1d20: 8a093000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.963472][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.963500][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.963526][ T32] r5:80070013 r4:80239bb0 [ 888.963568][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.963615][ T32] r4:82ac21e4 [ 888.963636][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.963682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 888.963707][ T32] r4:dffe1dc0 [ 888.963799][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.963851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 888.963876][ T32] r4:00000000 [ 888.963900][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.963951][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 888.964012][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.964121][ T32] r5:00001000 r4:dfa13000 [ 888.964165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.964240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.964315][ T32] r5:85ef9f8c r4:85ef9c00 [ 888.964342][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.964532][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 888.964575][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.964658][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.964686][ T32] r4:84e0be80 [ 888.964722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.964778][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 888.964803][ T32] r4:00000001 [ 888.964827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.964869][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 888.964922][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.964959][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.965001][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.965037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.965061][ T32] r4:84d87ac0 [ 888.965084][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.965110][ T32] INFO: task kworker/1:514:4728 blocked for more than 466 seconds. [ 888.965140][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.965166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.965212][ T32] task:kworker/1:514 state:D stack:0 pid:4728 tgid:4728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.965296][ T32] Workqueue: events bpf_prog_free_deferred [ 888.965378][ T32] Call trace: [ 888.965427][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 888.965489][ T32] r10:8291a684 r9:eb295d84 r8:00000002 r7:60000013 r6:eb295d8c r5:84d45400 [ 888.965513][ T32] r4:84d45400 [ 888.965544][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 888.965654][ T32] r5:84d45400 r4:8291a680 [ 888.965688][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.965736][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 888.965786][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb295e08 [ 888.965811][ T32] r4:00000000 [ 888.965833][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 888.965871][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 888.965908][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.965954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536e700 [ 888.965977][ T32] r4:00000000 [ 888.965998][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.966045][ T32] r9:83018205 r8:84d45400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 888.966077][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.966125][ T32] r5:00001000 r4:eb2a3000 [ 888.966148][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.966191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.966236][ T32] r5:8539578c r4:85395400 [ 888.966257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.966306][ T32] r7:ddde2d80 r6:83018200 r5:8539578c r4:85362880 [ 888.966353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.966427][ T32] r10:61c88647 r9:84d45400 r8:853628ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.966487][ T32] r4:85362880 [ 888.966535][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.966590][ T32] r10:00000000 r9:85362880 r8:80287e08 r7:eb275e60 r6:8535da00 r5:84d45400 [ 888.966632][ T32] r4:00000001 [ 888.966662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.966706][ T32] Exception stack(0xeb295fb0 to 0xeb295ff8) [ 888.966748][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.966785][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.966816][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.966847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.966871][ T32] r4:8536e440 [ 888.967000][ T32] INFO: task kworker/1:514:4728 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 888.967034][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.967123][ T32] Workqueue: events bpf_prog_free_deferred [ 888.967180][ T32] Call trace: [ 888.967255][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 888.967317][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 888.967343][ T32] r4:00000000 [ 888.967364][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.967418][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 888.967458][ T32] 1d20: 8a093000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 888.967519][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 888.967552][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 888.967637][ T32] r5:80070013 r4:80239bb0 [ 888.967663][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.967708][ T32] r4:82ac21e4 [ 888.967729][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.967792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 888.967825][ T32] r4:dffe1dc0 [ 888.967848][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 888.967902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 888.967925][ T32] r4:00000000 [ 888.967945][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 888.967994][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 888.968017][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 888.968063][ T32] r5:00001000 r4:dfa13000 [ 888.968085][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 888.968127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.968172][ T32] r5:85ef9f8c r4:85ef9c00 [ 888.968194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.968293][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 888.968321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.968374][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.968398][ T32] r4:84e0be80 [ 888.968418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.968500][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 888.968532][ T32] r4:00000001 [ 888.968552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.968597][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 888.968626][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.968726][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.003410][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.003488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.003546][ T32] r4:84d87ac0 [ 889.003577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.003645][ T32] INFO: task kworker/1:515:4730 blocked for more than 466 seconds. [ 889.003683][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.003711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.003734][ T32] task:kworker/1:515 state:D stack:0 pid:4730 tgid:4730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.003833][ T32] Workqueue: events bpf_prog_free_deferred [ 889.003920][ T32] Call trace: [ 889.003986][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.004050][ T32] r10:8291a684 r9:eb2a1d84 r8:00000002 r7:60000113 r6:eb2a1d8c r5:84d43c00 [ 889.004083][ T32] r4:84d43c00 [ 889.004109][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.004172][ T32] r5:84d43c00 r4:8291a680 [ 889.004200][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.004271][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.004326][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a1e08 [ 889.004403][ T32] r4:00000000 [ 889.004459][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.004504][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.004574][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.004658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536ec40 [ 889.004715][ T32] r4:00000000 [ 889.004742][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.004796][ T32] r9:83018205 r8:84d43c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 889.004820][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.004875][ T32] r5:00001000 r4:eb2bd000 [ 889.004927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.004979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.005027][ T32] r5:8539638c r4:85396000 [ 889.005051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.005103][ T32] r7:ddde2d80 r6:83018200 r5:8539638c r4:85362900 [ 889.005153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.005210][ T32] r10:61c88647 r9:84d43c00 r8:8536292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.005239][ T32] r4:85362900 [ 889.005286][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.005358][ T32] r10:00000000 r9:85362900 r8:80287e08 r7:eb295e60 r6:8535da80 r5:84d43c00 [ 889.005387][ T32] r4:00000001 [ 889.005460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.005508][ T32] Exception stack(0xeb2a1fb0 to 0xeb2a1ff8) [ 889.005541][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.005587][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.005656][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.005694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.005745][ T32] r4:8536e640 [ 889.006001][ T32] INFO: task kworker/1:515:4730 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.006038][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.006112][ T32] Workqueue: events bpf_prog_free_deferred [ 889.006163][ T32] Call trace: [ 889.006195][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.006254][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.006280][ T32] r4:00000000 [ 889.006301][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.006346][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.006379][ T32] 1d20: 8a90a000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.006463][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.006548][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.006582][ T32] r5:80070013 r4:80239bb0 [ 889.006656][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.006708][ T32] r4:82ac21e4 [ 889.006737][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.006790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.006842][ T32] r4:dffe1dc0 [ 889.006873][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.006926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.006952][ T32] r4:00000000 [ 889.006987][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.007041][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.007066][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.007114][ T32] r5:00001000 r4:dfa13000 [ 889.007137][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.007181][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.007252][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.007312][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.007371][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.007396][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.007457][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.007509][ T32] r4:84e0be80 [ 889.007542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.007647][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.007677][ T32] r4:00000001 [ 889.007701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.007742][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.007779][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.007814][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.007868][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.007906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.007934][ T32] r4:84d87ac0 [ 889.008004][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.008037][ T32] INFO: task kworker/1:516:4732 blocked for more than 466 seconds. [ 889.008069][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.008097][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.008123][ T32] task:kworker/1:516 state:D stack:0 pid:4732 tgid:4732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.008179][ T32] Workqueue: events bpf_prog_free_deferred [ 889.008253][ T32] Call trace: [ 889.008316][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.008391][ T32] r10:8291a684 r9:eb20dd84 r8:00000002 r7:60000113 r6:eb20dd8c r5:847e8000 [ 889.008422][ T32] r4:847e8000 [ 889.008452][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.008502][ T32] r5:847e8000 r4:8291a680 [ 889.008524][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.008608][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.008692][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb20de08 [ 889.018261][ T32] r4:00000000 [ 889.018320][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.018379][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.018426][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.018486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536e8c0 [ 889.018513][ T32] r4:00000000 [ 889.018552][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.018612][ T32] r9:83018205 r8:847e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 889.018665][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.019485][ T32] r5:00001000 r4:eb2a9000 [ 889.019519][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.019576][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.019625][ T32] r5:85395b8c r4:85395800 [ 889.019648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.019701][ T32] r7:ddde2d80 r6:83018200 r5:85395b8c r4:85362a00 [ 889.019726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.019806][ T32] r10:61c88647 r9:847e8000 r8:85362a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.019838][ T32] r4:85362a00 [ 889.019863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.019968][ T32] r10:00000000 r9:85362a00 r8:80287e08 r7:eb2a1e60 r6:85362980 r5:847e8000 [ 889.020023][ T32] r4:00000001 [ 889.020055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.020101][ T32] Exception stack(0xeb20dfb0 to 0xeb20dff8) [ 889.020134][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.020167][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.020229][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.020267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.020344][ T32] r4:8536e740 [ 889.020603][ T32] INFO: task kworker/1:516:4732 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.020642][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.020738][ T32] Workqueue: events bpf_prog_free_deferred [ 889.020811][ T32] Call trace: [ 889.020848][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.020909][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.020936][ T32] r4:00000000 [ 889.020959][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.021029][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.021068][ T32] 1d20: 8a90a000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.021138][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.021172][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.021200][ T32] r5:80070013 r4:80239bb0 [ 889.021224][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.021271][ T32] r4:82ac21e4 [ 889.021295][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.021359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.021387][ T32] r4:dffe1dc0 [ 889.021438][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.021495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.021522][ T32] r4:00000000 [ 889.021546][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.021631][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.021661][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.021817][ T32] r5:00001000 r4:dfa13000 [ 889.021848][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.021895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.021944][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.021966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.022175][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.022207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.022313][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.022368][ T32] r4:84e0be80 [ 889.022399][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.022561][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.022592][ T32] r4:00000001 [ 889.022614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.022658][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.022697][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.022755][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.022790][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.022827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.022852][ T32] r4:84d87ac0 [ 889.023013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.023053][ T32] INFO: task kworker/1:517:4735 blocked for more than 466 seconds. [ 889.023085][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.023111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.023134][ T32] task:kworker/1:517 state:D stack:0 pid:4735 tgid:4735 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.023207][ T32] Workqueue: events bpf_prog_free_deferred [ 889.023269][ T32] Call trace: [ 889.023355][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.023417][ T32] r10:8291a684 r9:eb2add84 r8:00000002 r7:60000113 r6:eb2add8c r5:847e8c00 [ 889.023476][ T32] r4:847e8c00 [ 889.023504][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.023553][ T32] r5:847e8c00 r4:8291a680 [ 889.023573][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.023617][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.023665][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ade08 [ 889.023689][ T32] r4:00000000 [ 889.023709][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.023769][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.023812][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.023859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536ea00 [ 889.023882][ T32] r4:00000000 [ 889.023903][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.023964][ T32] r9:83018205 r8:847e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 889.023989][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.024035][ T32] r5:00001000 r4:eb2b7000 [ 889.024056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.024107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.024174][ T32] r5:85395f8c r4:85395c00 [ 889.024219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.024285][ T32] r7:ddde2d80 r6:83018200 r5:85395f8c r4:85362a80 [ 889.024312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.024365][ T32] r10:61c88647 r9:847e8c00 r8:85362aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.024389][ T32] r4:85362a80 [ 889.024409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.024463][ T32] r10:00000000 r9:85362a80 r8:80287e08 r7:eb2a1e60 r6:85362b80 r5:847e8c00 [ 889.024488][ T32] r4:00000001 [ 889.024508][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.024546][ T32] Exception stack(0xeb2adfb0 to 0xeb2adff8) [ 889.024575][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.024608][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.024638][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.024669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.024693][ T32] r4:8536e940 [ 889.024820][ T32] INFO: task kworker/1:517:4735 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.024852][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.024940][ T32] Workqueue: events bpf_prog_free_deferred [ 889.024985][ T32] Call trace: [ 889.025017][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.025099][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.025128][ T32] r4:00000000 [ 889.025150][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.025193][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.025253][ T32] 1d20: 8a90a000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.025292][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.025351][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.025384][ T32] r5:80070013 r4:80239bb0 [ 889.025407][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.025460][ T32] r4:82ac21e4 [ 889.025483][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.025546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.025574][ T32] r4:dffe1dc0 [ 889.025624][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.025675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.025699][ T32] r4:00000000 [ 889.025745][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.025800][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.025830][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.025882][ T32] r5:00001000 r4:dfa13000 [ 889.025980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.026088][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.026139][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.026163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.026214][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.026237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.026314][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.026343][ T32] r4:84e0be80 [ 889.026364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.026433][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.026463][ T32] r4:00000001 [ 889.026484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.026548][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.026583][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.026614][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.026688][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.026726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.026762][ T32] r4:84d87ac0 [ 889.026803][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.026857][ T32] INFO: task kworker/1:518:4736 blocked for more than 466 seconds. [ 889.026891][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.026930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.026956][ T32] task:kworker/1:518 state:D stack:0 pid:4736 tgid:4736 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.027006][ T32] Workqueue: events bpf_prog_free_deferred [ 889.027049][ T32] Call trace: [ 889.027081][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.027134][ T32] r10:8291a684 r9:eb1a1d84 r8:00000002 r7:60000113 r6:eb1a1d8c r5:847ea400 [ 889.027157][ T32] r4:847ea400 [ 889.027209][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.027262][ T32] r5:847ea400 r4:8291a680 [ 889.027284][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.027328][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.027376][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a1e08 [ 889.027424][ T32] r4:00000000 [ 889.027454][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.027494][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.027533][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.027603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536ed00 [ 889.027656][ T32] r4:00000000 [ 889.027697][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.027776][ T32] r9:83018205 r8:847ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 889.027828][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.027912][ T32] r5:00001000 r4:eb2c7000 [ 889.027971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.028020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.028078][ T32] r5:8539678c r4:85396400 [ 889.028103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.028155][ T32] r7:ddde2d80 r6:83018200 r5:8539678c r4:85362300 [ 889.028196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.028327][ T32] r10:61c88647 r9:847ea400 r8:8536232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.028356][ T32] r4:85362300 [ 889.028377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.028454][ T32] r10:00000000 r9:85362300 r8:80287e08 r7:eb2a1e60 r6:85362b00 r5:847ea400 [ 889.028534][ T32] r4:00000001 [ 889.028567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.028634][ T32] Exception stack(0xeb1a1fb0 to 0xeb1a1ff8) [ 889.028667][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.028759][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.028793][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.028849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.028918][ T32] r4:8536e940 [ 889.050069][ T32] INFO: task kworker/1:518:4736 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.050196][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.050299][ T32] Workqueue: events bpf_prog_free_deferred [ 889.050371][ T32] Call trace: [ 889.050448][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.050523][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.050584][ T32] r4:00000000 [ 889.050611][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.050663][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.050741][ T32] 1d20: 8acce000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.050780][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.050809][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.050835][ T32] r5:80070013 r4:80239bb0 [ 889.050857][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.050904][ T32] r4:82ac21e4 [ 889.050925][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.050973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.051036][ T32] r4:dffe1dc0 [ 889.051062][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.051112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.051136][ T32] r4:00000000 [ 889.051198][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.051255][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.051278][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.051343][ T32] r5:00001000 r4:dfa13000 [ 889.051368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.051468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.051548][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.051574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.051628][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.051651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.051704][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.051729][ T32] r4:84e0be80 [ 889.051762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.051820][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.051871][ T32] r4:00000001 [ 889.051921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.051965][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.051997][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.052029][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.052059][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.052091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.052116][ T32] r4:84d87ac0 [ 889.052167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.052205][ T32] INFO: task kworker/1:519:4739 blocked for more than 466 seconds. [ 889.052238][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.052264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.052292][ T32] task:kworker/1:519 state:D stack:0 pid:4739 tgid:4739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.052397][ T32] Workqueue: events bpf_prog_free_deferred [ 889.052451][ T32] Call trace: [ 889.052539][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.052620][ T32] r10:8291a684 r9:eb2c1d84 r8:00000002 r7:60000113 r6:eb2c1d8c r5:847eb000 [ 889.052650][ T32] r4:847eb000 [ 889.052678][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.052728][ T32] r5:847eb000 r4:8291a680 [ 889.052749][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.052792][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.052844][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c1e08 [ 889.052867][ T32] r4:00000000 [ 889.052887][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.052924][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.052964][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.053084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536ee80 [ 889.053119][ T32] r4:00000000 [ 889.053143][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.053194][ T32] r9:83018205 r8:847eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 889.053217][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.053263][ T32] r5:00001000 r4:eb2d7000 [ 889.053284][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.053347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.053399][ T32] r5:85396b8c r4:85396800 [ 889.053420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.053505][ T32] r7:ddde2d80 r6:83018200 r5:85396b8c r4:85362c00 [ 889.053532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.053584][ T32] r10:61c88647 r9:847eb000 r8:85362c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.053609][ T32] r4:85362c00 [ 889.053630][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.053682][ T32] r10:00000000 r9:85362c00 r8:80287e08 r7:eb1a1e60 r6:85362d00 r5:847eb000 [ 889.053706][ T32] r4:00000001 [ 889.053751][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.053808][ T32] Exception stack(0xeb2c1fb0 to 0xeb2c1ff8) [ 889.053866][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.053926][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.053959][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.053992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.054060][ T32] r4:8536ed40 [ 889.054191][ T32] INFO: task kworker/1:519:4739 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.054226][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.054290][ T32] Workqueue: events bpf_prog_free_deferred [ 889.054337][ T32] Call trace: [ 889.054380][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.054448][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.054492][ T32] r4:00000000 [ 889.054540][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.054611][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.054647][ T32] 1d20: 8acce000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.054704][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.054735][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.054762][ T32] r5:80070013 r4:80239bb0 [ 889.054827][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.054876][ T32] r4:82ac21e4 [ 889.054898][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.054959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.055035][ T32] r4:dffe1dc0 [ 889.055095][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.055147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.055212][ T32] r4:00000000 [ 889.055239][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.055291][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.055313][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.055358][ T32] r5:00001000 r4:dfa13000 [ 889.055379][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.055421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.055477][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.055525][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.055599][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.055656][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.055763][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.055827][ T32] r4:84e0be80 [ 889.055877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.055971][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.056023][ T32] r4:00000001 [ 889.056082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.056127][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.056221][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.056326][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.056361][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.056396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.056420][ T32] r4:84d87ac0 [ 889.056447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.056473][ T32] INFO: task kworker/1:520:4741 blocked for more than 466 seconds. [ 889.056503][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.056529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.056551][ T32] task:kworker/1:520 state:D stack:0 pid:4741 tgid:4741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.056599][ T32] Workqueue: events bpf_prog_free_deferred [ 889.056659][ T32] Call trace: [ 889.056701][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.056757][ T32] r10:8291a684 r9:eb2e9d84 r8:00000002 r7:60000113 r6:eb2e9d8c r5:853d0000 [ 889.056782][ T32] r4:853d0000 [ 889.056804][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.056850][ T32] r5:853d0000 r4:8291a680 [ 889.056871][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.056914][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.057002][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e9e08 [ 889.057032][ T32] r4:00000000 [ 889.057054][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.057092][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.057153][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.057229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85381200 [ 889.057281][ T32] r4:00000000 [ 889.057307][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.057383][ T32] r9:83018205 r8:853d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [ 889.057537][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.057591][ T32] r5:00001000 r4:dfa07000 [ 889.057613][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.057704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.057756][ T32] r5:8539778c r4:85397400 [ 889.057778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.057830][ T32] r7:ddde2d80 r6:83018200 r5:8539778c r4:85362d80 [ 889.057853][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.057905][ T32] r10:61c88647 r9:853d0000 r8:85362dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.057929][ T32] r4:85362d80 [ 889.057950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.058000][ T32] r10:00000000 r9:85362d80 r8:80287e08 r7:eb2c1e60 r6:8535db00 r5:853d0000 [ 889.058049][ T32] r4:00000001 [ 889.058100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.058149][ T32] Exception stack(0xeb2e9fb0 to 0xeb2e9ff8) [ 889.058206][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 889.058243][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.058292][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.058328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.058353][ T32] r4:8536ee40 [ 889.058486][ T32] INFO: task kworker/1:520:4741 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.058521][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.058579][ T32] Workqueue: events bpf_prog_free_deferred [ 889.058624][ T32] Call trace: [ 889.058710][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.092102][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.092174][ T32] r4:00000000 [ 889.092252][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.092315][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.092351][ T32] 1d20: 8b2c4000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.092439][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.092481][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.092509][ T32] r5:80070013 r4:80239bb0 [ 889.092559][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.092634][ T32] r4:82ac21e4 [ 889.092709][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.092763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.092789][ T32] r4:dffe1dc0 [ 889.092811][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.092860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.092883][ T32] r4:00000000 [ 889.092952][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.093010][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.093036][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.093110][ T32] r5:00001000 r4:dfa13000 [ 889.093143][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.093218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.093377][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.093433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.093497][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.093522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.093602][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.093680][ T32] r4:84e0be80 [ 889.093737][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.093794][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.093818][ T32] r4:00000001 [ 889.093843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.093882][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.093913][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.093956][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.094016][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.094053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.094078][ T32] r4:84d87ac0 [ 889.094101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.094128][ T32] INFO: task kworker/1:521:4743 blocked for more than 466 seconds. [ 889.094159][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.094187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.094222][ T32] task:kworker/1:521 state:D stack:0 pid:4743 tgid:4743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.094351][ T32] Workqueue: events bpf_prog_free_deferred [ 889.094436][ T32] Call trace: [ 889.094522][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.094729][ T32] r10:8291a684 r9:eb2f5d84 r8:00000002 r7:60000013 r6:eb2f5d8c r5:853d0c00 [ 889.094758][ T32] r4:853d0c00 [ 889.094806][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.094858][ T32] r5:853d0c00 r4:8291a680 [ 889.094881][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.094954][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.095008][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f5e08 [ 889.095032][ T32] r4:00000000 [ 889.095140][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.095184][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.095224][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.095270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536efc0 [ 889.095293][ T32] r4:00000000 [ 889.095313][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.095997][ T32] r9:83018205 r8:853d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 889.096053][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.096104][ T32] r5:00001000 r4:eb2dd000 [ 889.096131][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.096176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.096247][ T32] r5:85396f8c r4:85396c00 [ 889.096274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.096366][ T32] r7:ddde2d80 r6:83018200 r5:85396f8c r4:85362e00 [ 889.096392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.096450][ T32] r10:61c88647 r9:853d0c00 r8:85362e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.096489][ T32] r4:85362e00 [ 889.096513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.096564][ T32] r10:00000000 r9:85362e00 r8:80287e08 r7:eb2e9e60 r6:8535db80 r5:853d0c00 [ 889.096916][ T32] r4:00000001 [ 889.096947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.096989][ T32] Exception stack(0xeb2f5fb0 to 0xeb2f5ff8) [ 889.097020][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 889.097051][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.097081][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.097113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.097171][ T32] r4:8536a8c0 [ 889.097438][ T32] INFO: task kworker/1:521:4743 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.097475][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.097564][ T32] Workqueue: events bpf_prog_free_deferred [ 889.097609][ T32] Call trace: [ 889.097640][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.097718][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.097771][ T32] r4:00000000 [ 889.098111][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.098436][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.098474][ T32] 1d20: 8b2c4000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.098533][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.098885][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.116152][ T32] r5:80070013 r4:80239bb0 [ 889.116207][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.116280][ T32] r4:82ac21e4 [ 889.116303][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.116391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.116427][ T32] r4:dffe1dc0 [ 889.116450][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.116500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.116526][ T32] r4:00000000 [ 889.116575][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.116675][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.116706][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.116758][ T32] r5:00001000 r4:dfa13000 [ 889.116831][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.116882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.116970][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.116997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.117053][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.117076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.117158][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.117213][ T32] r4:84e0be80 [ 889.117268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.117325][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.117411][ T32] r4:00000001 [ 889.117464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.117537][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.117576][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.117609][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.117639][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.117671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.117695][ T32] r4:84d87ac0 [ 889.117725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.117760][ T32] INFO: task kworker/1:522:4744 blocked for more than 466 seconds. [ 889.117796][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.117822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.117847][ T32] task:kworker/1:522 state:D stack:0 pid:4744 tgid:4744 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.118039][ T32] Workqueue: events bpf_prog_free_deferred [ 889.118088][ T32] Call trace: [ 889.118129][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.118197][ T32] r10:8291a684 r9:eb2fdd84 r8:00000002 r7:60000113 r6:eb2fdd8c r5:853d2400 [ 889.118233][ T32] r4:853d2400 [ 889.118284][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.118360][ T32] r5:853d2400 r4:8291a680 [ 889.118387][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.118437][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.118486][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2fde08 [ 889.118511][ T32] r4:00000000 [ 889.118531][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.118582][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.118668][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.118777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85381000 [ 889.125021][ T32] r4:00000000 [ 889.125061][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.125130][ T32] r9:83018205 r8:853d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 889.125212][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.125299][ T32] r5:00001000 r4:eb2ef000 [ 889.125383][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.125450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.125524][ T32] r5:8539738c r4:85397000 [ 889.125564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.125651][ T32] r7:ddde2d80 r6:83018200 r5:8539738c r4:85362e80 [ 889.125683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.125804][ T32] r10:61c88647 r9:853d2400 r8:85362eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.125840][ T32] r4:85362e80 [ 889.125879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.125938][ T32] r10:00000000 r9:85362e80 r8:80287e08 r7:eb2e9e60 r6:8535dc00 r5:853d2400 [ 889.125987][ T32] r4:00000001 [ 889.126053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.126100][ T32] Exception stack(0xeb2fdfb0 to 0xeb2fdff8) [ 889.126162][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.126201][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.126232][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.126264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.126316][ T32] r4:853810c0 [ 889.126675][ T32] INFO: task kworker/1:522:4744 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.126712][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.126780][ T32] Workqueue: events bpf_prog_free_deferred [ 889.126829][ T32] Call trace: [ 889.126863][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.126954][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.126986][ T32] r4:00000000 [ 889.127013][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.127060][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.127109][ T32] 1d20: 8b5c1000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.127147][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.127180][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.127206][ T32] r5:80070013 r4:80239bb0 [ 889.127277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.127350][ T32] r4:82ac21e4 [ 889.127401][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.127456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.127480][ T32] r4:dffe1dc0 [ 889.127501][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.127547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.127595][ T32] r4:00000000 [ 889.127646][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.127701][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.127843][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.127946][ T32] r5:00001000 r4:dfa13000 [ 889.127981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.128028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.128075][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.128120][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.128259][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.128311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.128368][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.128392][ T32] r4:84e0be80 [ 889.128415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.128468][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.128519][ T32] r4:00000001 [ 889.128568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.128614][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.128671][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.128736][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.141972][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.142028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.142079][ T32] r4:84d87ac0 [ 889.142145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.142225][ T32] INFO: task kworker/1:523:4747 blocked for more than 466 seconds. [ 889.142267][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.142325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.142432][ T32] task:kworker/1:523 state:D stack:0 pid:4747 tgid:4747 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.142546][ T32] Workqueue: events bpf_prog_free_deferred [ 889.142603][ T32] Call trace: [ 889.142697][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.142786][ T32] r10:8291a684 r9:eb039d84 r8:00000002 r7:60000113 r6:eb039d8c r5:853d3c00 [ 889.142816][ T32] r4:853d3c00 [ 889.142838][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.142913][ T32] r5:853d3c00 r4:8291a680 [ 889.142940][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.142984][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.143032][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb039e08 [ 889.143056][ T32] r4:00000000 [ 889.143077][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.143196][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.143246][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.143319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85381340 [ 889.143348][ T32] r4:00000000 [ 889.143370][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.143423][ T32] r9:83018205 r8:853d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 889.143447][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.143492][ T32] r5:00001000 r4:dfce3000 [ 889.143513][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.143580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.143655][ T32] r5:85397b8c r4:85397800 [ 889.143705][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.143761][ T32] r7:ddde2d80 r6:83018200 r5:85397b8c r4:85063f80 [ 889.143789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.143868][ T32] r10:61c88647 r9:853d3c00 r8:85063fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.143897][ T32] r4:85063f80 [ 889.143954][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.144010][ T32] r10:00000000 r9:85063f80 r8:80287e08 r7:eb2e9e60 r6:8535dc80 r5:853d3c00 [ 889.144034][ T32] r4:00000001 [ 889.144067][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.144112][ T32] Exception stack(0xeb039fb0 to 0xeb039ff8) [ 889.144143][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 889.144182][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.144212][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.144245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.144276][ T32] r4:853811c0 [ 889.144645][ T32] INFO: task kworker/1:523:4747 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.144688][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.144751][ T32] Workqueue: events bpf_prog_free_deferred [ 889.144796][ T32] Call trace: [ 889.144827][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.144891][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.144994][ T32] r4:00000000 [ 889.145020][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.145071][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.145105][ T32] 1d20: 8bab2000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.145138][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.145200][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.145266][ T32] r5:80070013 r4:80239bb0 [ 889.145304][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.145420][ T32] r4:82ac21e4 [ 889.145448][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.145498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.145524][ T32] r4:dffe1dc0 [ 889.145545][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.145642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.145671][ T32] r4:00000000 [ 889.145694][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.145745][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.145767][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.145863][ T32] r5:00001000 r4:dfa13000 [ 889.145889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.145984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.146036][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.146058][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.146109][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.146132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.146191][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.146227][ T32] r4:84e0be80 [ 889.146251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.146310][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.146336][ T32] r4:00000001 [ 889.146357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.146423][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.146457][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.146488][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.146517][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.146548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.146597][ T32] r4:84d87ac0 [ 889.146646][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.146674][ T32] INFO: task kworker/1:524:4748 blocked for more than 466 seconds. [ 889.146704][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.146754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.146820][ T32] task:kworker/1:524 state:D stack:0 pid:4748 tgid:4748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.146933][ T32] Workqueue: events bpf_prog_free_deferred [ 889.147021][ T32] Call trace: [ 889.147053][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.147168][ T32] r10:8291a684 r9:eb099d84 r8:00000002 r7:60000013 r6:eb099d8c r5:853d4800 [ 889.147214][ T32] r4:853d4800 [ 889.147241][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.147312][ T32] r5:853d4800 r4:8291a680 [ 889.147336][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.147406][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.147461][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb099e08 [ 889.147637][ T32] r4:00000000 [ 889.147661][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.147727][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.147777][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.147841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85381480 [ 889.147873][ T32] r4:00000000 [ 889.147897][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.147947][ T32] r9:83018205 r8:853d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 889.147975][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.148051][ T32] r5:00001000 r4:e005f000 [ 889.148073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.148144][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.148279][ T32] r5:85397f8c r4:85397c00 [ 889.148307][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.148385][ T32] r7:ddde2d80 r6:83018200 r5:85397f8c r4:85362f80 [ 889.148416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.148495][ T32] r10:61c88647 r9:853d4800 r8:85362fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.148523][ T32] r4:85362f80 [ 889.148544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.148595][ T32] r10:00000000 r9:85362f80 r8:80287e08 r7:eb039e60 r6:8535dd00 r5:853d4800 [ 889.148618][ T32] r4:00000001 [ 889.148672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.148747][ T32] Exception stack(0xeb099fb0 to 0xeb099ff8) [ 889.148813][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 889.171560][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.171637][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.171702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.171733][ T32] r4:853811c0 [ 889.172069][ T32] INFO: task kworker/1:524:4748 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.172108][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.172234][ T32] Workqueue: events bpf_prog_free_deferred [ 889.172349][ T32] Call trace: [ 889.172427][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.172488][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.172540][ T32] r4:00000000 [ 889.172567][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.172612][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.172644][ T32] 1d20: 8bf43000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.172676][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.172704][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.172729][ T32] r5:80070013 r4:80239bb0 [ 889.172750][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.172838][ T32] r4:82ac21e4 [ 889.172917][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.172970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.173008][ T32] r4:dffe1dc0 [ 889.173034][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.173083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.173107][ T32] r4:00000000 [ 889.173161][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.173268][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.173401][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.173474][ T32] r5:00001000 r4:dfa13000 [ 889.173501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.173564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.173664][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.173690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.173742][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.173766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.173819][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.173844][ T32] r4:84e0be80 [ 889.173864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.173933][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.173961][ T32] r4:00000001 [ 889.173984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.174024][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.174053][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.174084][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.174113][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.174163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.174216][ T32] r4:84d87ac0 [ 889.174244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.174273][ T32] INFO: task kworker/1:525:4751 blocked for more than 466 seconds. [ 889.174307][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.174334][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.174356][ T32] task:kworker/1:525 state:D stack:0 pid:4751 tgid:4751 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.174404][ T32] Workqueue: events bpf_prog_free_deferred [ 889.174446][ T32] Call trace: [ 889.174541][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.174630][ T32] r10:8291a684 r9:eb10dd84 r8:00000002 r7:60000113 r6:eb10dd8c r5:853d3000 [ 889.174658][ T32] r4:853d3000 [ 889.174681][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.174778][ T32] r5:853d3000 r4:8291a680 [ 889.174803][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.174847][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.174944][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb10de08 [ 889.174997][ T32] r4:00000000 [ 889.175022][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.175068][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.175109][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.175236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853815c0 [ 889.175265][ T32] r4:00000000 [ 889.175290][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.175364][ T32] r9:83018205 r8:853d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 889.175403][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.175452][ T32] r5:00001000 r4:e0513000 [ 889.175474][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.175515][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.175609][ T32] r5:8539838c r4:85398000 [ 889.175633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.175685][ T32] r7:ddde2d80 r6:83018200 r5:8539838c r4:85362f00 [ 889.175707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.175760][ T32] r10:61c88647 r9:853d3000 r8:85362f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.175833][ T32] r4:85362f00 [ 889.175859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.175941][ T32] r10:00000000 r9:85362f00 r8:80287e08 r7:eb099e60 r6:8535dd80 r5:853d3000 [ 889.175968][ T32] r4:00000001 [ 889.176040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.176083][ T32] Exception stack(0xeb10dfb0 to 0xeb10dff8) [ 889.176118][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.176151][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.176188][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.176220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.176244][ T32] r4:85381280 [ 889.176381][ T32] INFO: task kworker/1:525:4751 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.176515][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.176579][ T32] Workqueue: events bpf_prog_free_deferred [ 889.176625][ T32] Call trace: [ 889.176674][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.176735][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.176761][ T32] r4:00000000 [ 889.176783][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.176826][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.176884][ T32] 1d20: 8bf43000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.176921][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.176956][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.176984][ T32] r5:80070013 r4:80239bb0 [ 889.177019][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.177143][ T32] r4:82ac21e4 [ 889.177200][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.177395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.177433][ T32] r4:dffe1dc0 [ 889.177541][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.177621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.177650][ T32] r4:00000000 [ 889.177673][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.177725][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.177773][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.177823][ T32] r5:00001000 r4:dfa13000 [ 889.177847][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.177918][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.177993][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.178019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.178118][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.178148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.178209][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.178282][ T32] r4:84e0be80 [ 889.178323][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.178381][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.178411][ T32] r4:00000001 [ 889.178432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.178473][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.178552][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.178589][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.178625][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.178660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.178685][ T32] r4:84d87ac0 [ 889.189785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.189867][ T32] INFO: task kworker/1:526:4753 blocked for more than 466 seconds. [ 889.189907][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.189957][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.189986][ T32] task:kworker/1:526 state:D stack:0 pid:4753 tgid:4753 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.190046][ T32] Workqueue: events bpf_prog_free_deferred [ 889.190112][ T32] Call trace: [ 889.190195][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.190261][ T32] r10:8291a684 r9:eb121d84 r8:00000002 r7:60000013 r6:eb121d8c r5:853d5400 [ 889.190288][ T32] r4:853d5400 [ 889.190314][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.190361][ T32] r5:853d5400 r4:8291a680 [ 889.190407][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.190475][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.190553][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb121e08 [ 889.190582][ T32] r4:00000000 [ 889.190633][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.190682][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.190726][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.190798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85381780 [ 889.190854][ T32] r4:00000000 [ 889.190915][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.190981][ T32] r9:83018205 r8:853d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 889.191005][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.191052][ T32] r5:00001000 r4:e05fb000 [ 889.191074][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.191117][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.191168][ T32] r5:8539878c r4:85398400 [ 889.191191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.191245][ T32] r7:ddde2d80 r6:83018200 r5:8539878c r4:8504b000 [ 889.191268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.191345][ T32] r10:61c88647 r9:853d5400 r8:8504b02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.191399][ T32] r4:8504b000 [ 889.191475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.191532][ T32] r10:00000000 r9:8504b000 r8:80287e08 r7:eb10de60 r6:8535de00 r5:853d5400 [ 889.191612][ T32] r4:00000001 [ 889.191637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.191729][ T32] Exception stack(0xeb121fb0 to 0xeb121ff8) [ 889.191765][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.191800][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.191831][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.191863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.191887][ T32] r4:85381500 [ 889.192168][ T32] INFO: task kworker/1:526:4753 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.192227][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.192294][ T32] Workqueue: events bpf_prog_free_deferred [ 889.192378][ T32] Call trace: [ 889.192438][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.192500][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.192525][ T32] r4:00000000 [ 889.192546][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.192601][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.192637][ T32] 1d20: 8bf43000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.192675][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.192732][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.192762][ T32] r5:80070013 r4:80239bb0 [ 889.192786][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.192832][ T32] r4:82ac21e4 [ 889.192879][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.192932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.192956][ T32] r4:dffe1dc0 [ 889.192976][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.193022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.193046][ T32] r4:00000000 [ 889.193092][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.193147][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.193176][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.193225][ T32] r5:00001000 r4:dfa13000 [ 889.193309][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.193397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.193474][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.193500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.193559][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.193584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.193638][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.193690][ T32] r4:84e0be80 [ 889.193714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.193769][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.193793][ T32] r4:00000001 [ 889.193813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.193857][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.193888][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.193920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.193949][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.193980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.194005][ T32] r4:84d87ac0 [ 889.194027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.194082][ T32] INFO: task kworker/1:527:4755 blocked for more than 466 seconds. [ 889.194121][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.194234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.194262][ T32] task:kworker/1:527 state:D stack:0 pid:4755 tgid:4755 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.194389][ T32] Workqueue: events bpf_prog_free_deferred [ 889.194436][ T32] Call trace: [ 889.194497][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.194552][ T32] r10:8291a684 r9:eb145d84 r8:00000002 r7:60000113 r6:eb145d8c r5:853d6c00 [ 889.194627][ T32] r4:853d6c00 [ 889.194654][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.194704][ T32] r5:853d6c00 r4:8291a680 [ 889.194732][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.194779][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.194827][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb145e08 [ 889.194851][ T32] r4:00000000 [ 889.194895][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.194938][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.195004][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.195084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853818c0 [ 889.195112][ T32] r4:00000000 [ 889.195133][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.195190][ T32] r9:83018205 r8:853d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 889.195214][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.195260][ T32] r5:00001000 r4:e0715000 [ 889.195332][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.195380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.195452][ T32] r5:85398b8c r4:85398800 [ 889.195521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.195578][ T32] r7:ddde2d80 r6:83018200 r5:85398b8c r4:8504b080 [ 889.195602][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.195654][ T32] r10:61c88647 r9:853d6c00 r8:8504b0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.195689][ T32] r4:8504b080 [ 889.195714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.195766][ T32] r10:00000000 r9:8504b080 r8:80287e08 r7:eb121e60 r6:8535de80 r5:853d6c00 [ 889.195795][ T32] r4:00000001 [ 889.195818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.195882][ T32] Exception stack(0xeb145fb0 to 0xeb145ff8) [ 889.195916][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 889.195952][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.195982][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.196040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.196068][ T32] r4:853813c0 [ 889.196208][ T32] INFO: task kworker/1:527:4755 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.196243][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.196373][ T32] Workqueue: events bpf_prog_free_deferred [ 889.196421][ T32] Call trace: [ 889.196455][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.196517][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.196545][ T32] r4:00000000 ** 1 printk messages dropped ** [ 889.196609][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 4 printk messages dropped ** [ 889.196797][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.196842][ T32] r4:82ac21e4 [ 889.196862][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.197016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.197094][ T32] r4:dffe1dc0 [ 889.197119][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.197173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.197198][ T32] r4:00000000 [ 889.197219][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.197288][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.197314][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.197377][ T32] r5:00001000 r4:dfa13000 [ 889.197421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.197546][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.197648][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.197674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.197726][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.197777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.197852][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.197880][ T32] r4:84e0be80 [ 889.197901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.197953][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.197976][ T32] r4:00000001 [ 889.197996][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.198041][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.198084][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.198121][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.198164][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.198201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.198225][ T32] r4:84d87ac0 [ 889.198245][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.198270][ T32] INFO: task kworker/1:528:4757 blocked for more than 466 seconds. [ 889.198298][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 889.198395][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 889.223824][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 889.224327][ T32] r4:00000000 ** 6 printk messages dropped ** [ 889.224715][ T32] r5:85398f8c r4:85398c00 [ 889.224741][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 889.224871][ T32] r10:61c88647 r9:853d6000 r8:8504b22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 889.225360][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 889.226000][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 889.226473][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 889.226676][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 889.227167][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 5 printk messages dropped ** [ 889.227434][ T32] r4:00000001 ** 4 printk messages dropped ** [ 889.227587][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 889.227884][ T32] task:kworker/1:529 state:D stack:0 pid:4759 tgid:4759 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 889.228360][ T32] r4:00000000 ** 2 printk messages dropped ** [ 889.228487][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.228558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85381c00 [ 889.228609][ T32] r4:00000000 [ 889.228638][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.228690][ T32] r9:83018205 r8:853d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 889.245081][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.245208][ T32] r5:00001000 r4:eab1f000 [ 889.245247][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.245300][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.245380][ T32] r5:8539978c r4:85399400 [ 889.245412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.245467][ T32] r7:ddde2d80 r6:83018200 r5:8539978c r4:8504b280 [ 889.245492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.245569][ T32] r10:61c88647 r9:853d1800 r8:8504b2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.245598][ T32] r4:8504b280 [ 889.245621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.245675][ T32] r10:00000000 r9:8504b280 r8:80287e08 r7:eb301e60 r6:8535df80 r5:853d1800 [ 889.245700][ T32] r4:00000001 [ 889.245721][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.245761][ T32] Exception stack(0xeb309fb0 to 0xeb309ff8) [ 889.245807][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 889.245846][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.245895][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.245942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.245970][ T32] r4:85381940 [ 889.246275][ T32] INFO: task kworker/1:529:4759 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.246312][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.246438][ T32] Workqueue: events bpf_prog_free_deferred [ 889.246487][ T32] Call trace: [ 889.246532][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.246594][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.246632][ T32] r4:00000000 [ 889.246658][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.246701][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.246746][ T32] 1d20: 8c85e000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.246782][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.246812][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.246837][ T32] r5:80070013 r4:80239bb0 [ 889.246859][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.246917][ T32] r4:82ac21e4 [ 889.246943][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.247011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.247058][ T32] r4:dffe1dc0 [ 889.247083][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.247137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.247187][ T32] r4:00000000 [ 889.247213][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.247263][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.247287][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.247344][ T32] r5:00001000 r4:dfa13000 ** 2 printk messages dropped ** [ 889.247489][ T32] r5:85ef9f8c r4:85ef9c00 ** 3 printk messages dropped ** [ 889.247695][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 889.248006][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 889.248606][ T32] r4:847ec800 ** 4 printk messages dropped ** [ 889.259148][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e9e08 ** 5 printk messages dropped ** [ 889.259425][ T32] r4:00000000 ** 6 printk messages dropped ** [ 889.259770][ T32] r5:8539938c r4:85399000 [ 889.259818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 889.259957][ T32] r10:61c88647 r9:847ec800 r8:8504b32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 889.260362][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 889.261073][ T32] r4:00000000 ** 4 printk messages dropped ** [ 889.261277][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 889.261666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 8 printk messages dropped ** [ 889.261991][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 889.262398][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 4 printk messages dropped ** [ 889.262623][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 889.262927][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 889.263321][ T32] r5:847ee000 r4:8291a680 ** 3 printk messages dropped ** [ 889.263525][ T32] r4:00000000 ** 4 printk messages dropped ** [ 889.263996][ T32] r4:00000000 ** 6 printk messages dropped ** [ 889.264322][ T32] r5:85399b8c r4:85399800 [ 889.264344][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 889.264661][ T32] r10:00000000 r9:8504b100 r8:80287e08 r7:eb309e60 r6:8504b180 r5:847ee000 ** 9 printk messages dropped ** [ 889.265166][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 889.265478][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.265504][ T32] r4:00000000 [ 889.265536][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.265583][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.265656][ T32] 1d20: 8cb15000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.265701][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.265765][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.265806][ T32] r5:80070013 r4:80239bb0 [ 889.265856][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.265906][ T32] r4:82ac21e4 [ 889.265928][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.266001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.266029][ T32] r4:dffe1dc0 [ 889.266049][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.266096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.266119][ T32] r4:00000000 [ 889.266172][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.266227][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.266251][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.266297][ T32] r5:00001000 r4:dfa13000 [ 889.266318][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.266361][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.266407][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.266428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.266507][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.266535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.266588][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.266613][ T32] r4:84e0be80 [ 889.266634][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.266684][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.266707][ T32] r4:00000001 [ 889.266728][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.266792][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.266837][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.266872][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.266926][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.266961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.266997][ T32] r4:84d87ac0 [ 889.267046][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.267075][ T32] INFO: task kworker/1:532:4766 blocked for more than 466 seconds. [ 889.267104][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.267129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.267182][ T32] task:kworker/1:532 state:D stack:0 pid:4766 tgid:4766 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.267236][ T32] Workqueue: events bpf_prog_free_deferred [ 889.267293][ T32] Call trace: [ 889.267325][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.267402][ T32] r10:8291a684 r9:eb315d84 r8:00000002 r7:60000113 r6:eb315d8c r5:847eec00 [ 889.267432][ T32] r4:847eec00 [ 889.267453][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.267501][ T32] r5:847eec00 r4:8291a680 [ 889.267535][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.267594][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.267659][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb315e08 [ 889.267687][ T32] r4:00000000 [ 889.267707][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.267746][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.267784][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.267830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85381ec0 [ 889.267903][ T32] r4:00000000 [ 889.267929][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.267980][ T32] r9:83018205 r8:847eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 889.268007][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.268055][ T32] r5:00001000 r4:eacf1000 [ 889.268083][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.268157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.268209][ T32] r5:85399f8c r4:85399c00 [ 889.268261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.268342][ T32] r7:ddde2d80 r6:83018200 r5:85399f8c r4:8504b400 [ 889.268368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.268421][ T32] r10:61c88647 r9:847eec00 r8:8504b42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.268444][ T32] r4:8504b400 [ 889.268478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 889.291772][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 889.292615][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 8 printk messages dropped ** [ 889.292961][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 889.293250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 11 printk messages dropped ** [ 889.293883][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 889.294335][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 889.294695][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 889.295089][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 889.295428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536af00 ** 7 printk messages dropped ** [ 889.295826][ T32] r5:8539a38c r4:8539a000 ** 3 printk messages dropped ** [ 889.296063][ T32] r10:61c88647 r9:847ed400 r8:8504b52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 889.296489][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 889.296931][ T32] Call trace: ** 4 printk messages dropped ** [ 889.297293][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 7 printk messages dropped ** [ 889.297666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 9 printk messages dropped ** [ 889.298240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 889.298598][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 2 printk messages dropped ** [ 889.298808][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.317231][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.317283][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.317326][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.317401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.317432][ T32] r4:84d87ac0 [ 889.317457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.317488][ T32] INFO: task kworker/1:534:4768 blocked for more than 466 seconds. [ 889.317522][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.317548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.317573][ T32] task:kworker/1:534 state:D stack:0 pid:4768 tgid:4768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.317658][ T32] Workqueue: events bpf_prog_free_deferred [ 889.317715][ T32] Call trace: [ 889.317804][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.317869][ T32] r10:8291a684 r9:eb31dd84 r8:00000002 r7:60000113 r6:eb31dd8c r5:847ebc00 [ 889.317899][ T32] r4:847ebc00 [ 889.317923][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.317970][ T32] r5:847ebc00 r4:8291a680 [ 889.318003][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.318051][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.318099][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb31de08 [ 889.318124][ T32] r4:00000000 [ 889.318145][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.318190][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.318230][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.318278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85031000 [ 889.318302][ T32] r4:00000000 [ 889.318322][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.318374][ T32] r9:83018205 r8:847ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 889.318423][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.318476][ T32] r5:00001000 r4:eae25000 [ 889.318500][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.318568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.318626][ T32] r5:8539a78c r4:8539a400 [ 889.318650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.318703][ T32] r7:ddde2d80 r6:83018200 r5:8539a78c r4:8504b600 [ 889.318725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.323179][ T32] r10:61c88647 r9:847ebc00 r8:8504b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.323274][ T32] r4:8504b600 [ 889.323322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.323426][ T32] r10:00000000 r9:8504b600 r8:80287e08 r7:eb2d1e60 r6:8504b680 r5:847ebc00 [ 889.323453][ T32] r4:00000001 [ 889.323499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.323579][ T32] Exception stack(0xeb31dfb0 to 0xeb31dff8) [ 889.323618][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.323651][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.323681][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.323712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.323736][ T32] r4:85381d40 [ 889.324056][ T32] INFO: task kworker/1:534:4768 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.324108][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.324184][ T32] Workqueue: events bpf_prog_free_deferred [ 889.324284][ T32] Call trace: [ 889.324484][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.324543][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.324602][ T32] r4:00000000 [ 889.324628][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.324673][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.324705][ T32] 1d20: 8d1f7000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.324738][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 6 printk messages dropped ** [ 889.325262][ T32] r4:dffe1dc0 ** 4 printk messages dropped ** [ 889.325515][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 9 printk messages dropped ** [ 889.326131][ T32] r4:84e0be80 ** 4 printk messages dropped ** [ 889.326474][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 6 printk messages dropped ** [ 889.326702][ T32] INFO: task kworker/1:535:4772 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 889.327107][ T32] r5:847e9800 r4:8291a680 ** 5 printk messages dropped ** [ 889.327372][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 889.327737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 889.327907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 889.328219][ T32] Exception stack(0xeb319fb0 to 0xeb319ff8) ** 4 printk messages dropped ** [ 889.328444][ T32] r4:85031240 ** 4 printk messages dropped ** [ 889.345218][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 889.345518][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.345544][ T32] r5:80070013 r4:80239bb0 [ 889.345565][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.345612][ T32] r4:82ac21e4 [ 889.345632][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.345705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.345735][ T32] r4:dffe1dc0 [ 889.345757][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.345806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.345829][ T32] r4:00000000 [ 889.345850][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.345900][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.345923][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.345972][ T32] r5:00001000 r4:dfa13000 [ 889.345994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.346037][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.346084][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.346107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.346164][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.346213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.346271][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.346295][ T32] r4:84e0be80 [ 889.346343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.346424][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.346452][ T32] r4:00000001 [ 889.346486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.346554][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.346591][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.346675][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.346709][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.346741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.346806][ T32] r4:84d87ac0 [ 889.346934][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.346998][ T32] INFO: task kworker/1:536:4773 blocked for more than 466 seconds. [ 889.347046][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.347100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.347127][ T32] task:kworker/1:536 state:D stack:0 pid:4773 tgid:4773 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.347192][ T32] Workqueue: events bpf_prog_free_deferred [ 889.347241][ T32] Call trace: [ 889.347304][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.347383][ T32] r10:8291a684 r9:eb325d84 r8:00000002 r7:60000013 r6:eb325d8c r5:8525b000 [ 889.347412][ T32] r4:8525b000 [ 889.347433][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.347480][ T32] r5:8525b000 r4:8291a680 [ 889.347501][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.347543][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.347591][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb325e08 [ 889.347616][ T32] r4:00000000 [ 889.347635][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.347672][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.347710][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.347782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85031540 [ 889.347810][ T32] r4:00000000 [ 889.347855][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.347908][ T32] r9:83018205 r8:8525b000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 889.347954][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.348004][ T32] r5:00001000 r4:eae67000 [ 889.348026][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.348068][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.348129][ T32] r5:8539b38c r4:8539b000 [ 889.348174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.348229][ T32] r7:ddde2d80 r6:83018200 r5:8539b38c r4:8504b800 [ 889.348278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.348334][ T32] r10:61c88647 r9:8525b000 r8:8504b82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.348360][ T32] r4:8504b800 [ 889.348395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.348451][ T32] r10:00000000 r9:8504b800 r8:80287e08 r7:eb319e60 r6:8504b880 r5:8525b000 [ 889.348475][ T32] r4:00000001 [ 889.348495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.348547][ T32] Exception stack(0xeb325fb0 to 0xeb325ff8) [ 889.348580][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 889.348611][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.348640][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.348673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.348731][ T32] r4:85031240 [ 889.361627][ T32] INFO: task kworker/1:536:4773 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.361680][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.361778][ T32] Workqueue: events bpf_prog_free_deferred [ 889.361843][ T32] Call trace: [ 889.361902][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.361995][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.362025][ T32] r4:00000000 [ 889.362046][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.362119][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.362161][ T32] 1d20: 8d7aa000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.362220][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.362257][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.362298][ T32] r5:80070013 r4:80239bb0 [ 889.362324][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.362370][ T32] r4:82ac21e4 [ 889.362391][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.362440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.362464][ T32] r4:dffe1dc0 [ 889.362484][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.362556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.362584][ T32] r4:00000000 [ 889.362655][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.362741][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.362770][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.362819][ T32] r5:00001000 r4:dfa13000 [ 889.362841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.362883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.362949][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.363001][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.363083][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.363110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.363174][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.363203][ T32] r4:84e0be80 [ 889.363225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.363277][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.363315][ T32] r4:00000001 ** 1 printk messages dropped ** [ 889.363380][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.363409][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.363464][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.363498][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.363531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.363555][ T32] r4:84d87ac0 [ 889.363576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.363604][ T32] INFO: task kworker/1:537:4774 blocked for more than 466 seconds. [ 889.363641][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.363693][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.363719][ T32] task:kworker/1:537 state:D stack:0 pid:4774 tgid:4774 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.363770][ T32] Workqueue: events bpf_prog_free_deferred [ 889.363963][ T32] Call trace: [ 889.364000][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.364052][ T32] r10:8291a684 r9:eb321d84 r8:00000002 r7:60000113 r6:eb321d8c r5:84d28000 [ 889.364077][ T32] r4:84d28000 [ 889.364098][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.364144][ T32] r5:84d28000 r4:8291a680 [ 889.364176][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.364223][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.364272][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb321e08 [ 889.364297][ T32] r4:00000000 [ 889.364317][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.364354][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.364390][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.364443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85031340 [ 889.364496][ T32] r4:00000000 [ 889.364528][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.364579][ T32] r9:83018205 r8:84d28000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 889.364643][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.364706][ T32] r5:00001000 r4:eae4f000 [ 889.364742][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.364792][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.364842][ T32] r5:8539af8c r4:8539ac00 [ 889.364864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.364915][ T32] r7:ddde2d80 r6:83018200 r5:8539af8c r4:8504b900 [ 889.364937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.365006][ T32] r10:61c88647 r9:84d28000 r8:8504b92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.365060][ T32] r4:8504b900 [ 889.365110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.365205][ T32] r10:00000000 r9:8504b900 r8:80287e08 r7:eb325e60 r6:8504ba80 r5:84d28000 [ 889.365236][ T32] r4:00000001 [ 889.365284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.365346][ T32] Exception stack(0xeb321fb0 to 0xeb321ff8) [ 889.365431][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.365475][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.365505][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.365537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.365561][ T32] r4:85031300 [ 889.365695][ T32] INFO: task kworker/1:537:4774 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.365729][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.365788][ T32] Workqueue: events bpf_prog_free_deferred [ 889.365832][ T32] Call trace: [ 889.365863][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.365938][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.365968][ T32] r4:00000000 [ 889.365991][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.366034][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.366066][ T32] 1d20: 8d7aa000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.366110][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.366141][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.366173][ T32] r5:80070013 r4:80239bb0 [ 889.366196][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.366291][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 889.366450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 9 printk messages dropped ** [ 889.366909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 889.367290][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 5 printk messages dropped ** [ 889.367465][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 889.367710][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 889.368079][ T32] r5:853d9800 r4:8291a680 ** 3 printk messages dropped ** [ 889.368239][ T32] r4:00000000 ** 2 printk messages dropped ** [ 889.368367][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 889.368550][ T32] r9:83018205 r8:853d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 889.387880][ T32] r5:8539bb8c r4:8539b800 ** 1 printk messages dropped ** [ 889.387965][ T32] r7:ddde2d80 r6:83018200 r5:8539bb8c r4:8504b980 ** 4 printk messages dropped ** [ 889.388209][ T32] r10:00000000 r9:8504b980 r8:80287e08 r7:eb325e60 r6:84df0000 r5:853d9800 ** 7 printk messages dropped ** [ 889.388519][ T32] r4:85031500 ** 3 printk messages dropped ** [ 889.389651][ T32] Call trace: ** 4 printk messages dropped ** [ 889.390038][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 7 printk messages dropped ** [ 889.390507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 6 printk messages dropped ** [ 889.390769][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.390817][ T32] r5:00001000 r4:dfa13000 [ 889.390839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.390883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.390930][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.390951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.391054][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.391082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.391190][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.391249][ T32] r4:84e0be80 [ 889.391300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.391358][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.391383][ T32] r4:00000001 [ 889.391405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.391444][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.391500][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.391561][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.391594][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.391627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.391653][ T32] r4:84d87ac0 [ 889.391700][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.391745][ T32] INFO: task kworker/1:539:4780 blocked for more than 466 seconds. [ 889.391781][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.391809][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.391832][ T32] task:kworker/1:539 state:D stack:0 pid:4780 tgid:4780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.391882][ T32] Workqueue: events bpf_prog_free_deferred [ 889.391927][ T32] Call trace: [ 889.391959][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.392011][ T32] r10:8291a684 r9:eb339d84 r8:00000002 r7:60000113 r6:eb339d8c r5:853db000 [ 889.392037][ T32] r4:853db000 [ 889.392058][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.392105][ T32] r5:853db000 r4:8291a680 [ 889.392126][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.392175][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.392225][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb339e08 [ 889.392249][ T32] r4:00000000 [ 889.392283][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.392326][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.392388][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.392464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85031680 [ 889.392492][ T32] r4:00000000 [ 889.392514][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.392563][ T32] r9:83018205 r8:853db000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 889.392587][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.392656][ T32] r5:00001000 r4:eae87000 [ 889.392681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.392725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.392796][ T32] r5:8539b78c r4:8539b400 [ 889.392924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.393000][ T32] r7:ddde2d80 r6:83018200 r5:8539b78c r4:8504bb80 [ 889.393053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.393135][ T32] r10:61c88647 r9:853db000 r8:8504bbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.393168][ T32] r4:8504bb80 [ 889.393189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.393240][ T32] r10:00000000 r9:8504bb80 r8:80287e08 r7:eb32de60 r6:84df0080 r5:853db000 [ 889.393265][ T32] r4:00000001 [ 889.393285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.393323][ T32] Exception stack(0xeb339fb0 to 0xeb339ff8) [ 889.393382][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 889.393459][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.393494][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.393527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.393551][ T32] r4:850315c0 [ 889.393773][ T32] INFO: task kworker/1:539:4780 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.393907][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.394002][ T32] Workqueue: events bpf_prog_free_deferred [ 889.394073][ T32] Call trace: [ 889.394146][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.394211][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.394236][ T32] r4:00000000 [ 889.394257][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.394338][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.394380][ T32] 1d20: 8db4a000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.394416][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.394444][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.394486][ T32] r5:80070013 r4:80239bb0 [ 889.394527][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.394733][ T32] r4:82ac21e4 [ 889.394784][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.394836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.394861][ T32] r4:dffe1dc0 [ 889.394958][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.395010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.395056][ T32] r4:00000000 [ 889.395082][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.395145][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.395224][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.395379][ T32] r5:00001000 r4:dfa13000 [ 889.395430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.395490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.395542][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.395564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.395639][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.395692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.395749][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.395776][ T32] r4:84e0be80 [ 889.395821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.395877][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.395926][ T32] r4:00000001 [ 889.395974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.396030][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.396064][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.396097][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.396150][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.396218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.396261][ T32] r4:84d87ac0 [ 889.396336][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.396375][ T32] INFO: task kworker/1:540:4781 blocked for more than 466 seconds. [ 889.396417][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.396446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.396469][ T32] task:kworker/1:540 state:D stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.396571][ T32] Workqueue: events bpf_prog_free_deferred [ 889.396644][ T32] Call trace: [ 889.396705][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.396793][ T32] r10:8291a684 r9:eb33dd84 r8:00000002 r7:60000113 r6:eb33dd8c r5:853dbc00 [ 889.396833][ T32] r4:853dbc00 [ 889.396858][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.396906][ T32] r5:853dbc00 r4:8291a680 [ 889.396951][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.396999][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.397057][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb33de08 [ 889.397085][ T32] r4:00000000 [ 889.397131][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.397186][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.397224][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.397295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850318c0 [ 889.397324][ T32] r4:00000000 [ 889.397370][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.397424][ T32] r9:83018205 r8:853dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 889.397448][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.397495][ T32] r5:00001000 r4:eaeb1000 [ 889.397516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.397587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.397638][ T32] r5:8539bf8c r4:8539bc00 [ 889.397659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.397709][ T32] r7:ddde2d80 r6:83018200 r5:8539bf8c r4:8504bb00 [ 889.397733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.397784][ T32] r10:61c88647 r9:853dbc00 r8:8504bb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.397809][ T32] r4:8504bb00 [ 889.397881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.397936][ T32] r10:00000000 r9:8504bb00 r8:80287e08 r7:eb32de60 r6:84df0100 r5:853dbc00 [ 889.398020][ T32] r4:00000001 [ 889.398045][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.398087][ T32] Exception stack(0xeb33dfb0 to 0xeb33dff8) [ 889.398117][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.398149][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.398183][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.398216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.398264][ T32] r4:850315c0 [ 889.398407][ T32] INFO: task kworker/1:540:4781 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.398440][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.398551][ T32] Workqueue: events bpf_prog_free_deferred [ 889.398595][ T32] Call trace: [ 889.398627][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.398747][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 2 printk messages dropped ** [ 889.429723][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 2 printk messages dropped ** [ 889.429962][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 889.430500][ T32] r4:dffe1dc0 ** 1 printk messages dropped ** [ 889.430668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 7 printk messages dropped ** [ 889.431285][ T32] r5:85ef9f8c r4:85ef9c00 ** 3 printk messages dropped ** [ 889.431653][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 889.431973][ T32] r4:00000001 ** 1 printk messages dropped ** [ 889.432127][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 3 printk messages dropped ** [ 889.432265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 889.432529][ T32] task:kworker/1:541 state:D stack:0 pid:4783 tgid:4783 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 889.432787][ T32] r4:853d8c00 ** 3 printk messages dropped ** [ 889.432919][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 889.433077][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 889.433320][ T32] r5:00001000 r4:eb02f000 ** 2 printk messages dropped ** [ 889.433463][ T32] r5:853a1f8c r4:853a1c00 [ 889.433511][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 889.433673][ T32] r10:61c88647 r9:853d8c00 r8:8504bc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 889.433874][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.433911][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.433957][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.433996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.434035][ T32] r4:85031800 [ 889.434385][ T32] INFO: task kworker/1:541:4783 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.434425][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.434531][ T32] Workqueue: events bpf_prog_free_deferred [ 889.434585][ T32] Call trace: [ 889.434615][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.434676][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.434703][ T32] r4:00000000 [ 889.434725][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.434777][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.434810][ T32] 1d20: 8e15a000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.434842][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.434883][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.434912][ T32] r5:80070013 r4:80239bb0 [ 889.434957][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.435004][ T32] r4:82ac21e4 [ 889.435026][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.435089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.435124][ T32] r4:dffe1dc0 [ 889.435144][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.435220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.435252][ T32] r4:00000000 [ 889.435313][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.435367][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.435390][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.435440][ T32] r5:00001000 r4:dfa13000 [ 889.435506][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.435554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.435600][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.435686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.435741][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.435763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.435838][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.435866][ T32] r4:84e0be80 [ 889.435885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.435952][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.435980][ T32] r4:00000001 [ 889.436000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.436039][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.436092][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.436152][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.436184][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.436218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.436280][ T32] r4:84d87ac0 [ 889.436305][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.436356][ T32] INFO: task kworker/1:542:4785 blocked for more than 466 seconds. [ 889.436403][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.436437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.436460][ T32] task:kworker/1:542 state:D stack:0 pid:4785 tgid:4785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.436659][ T32] Workqueue: events bpf_prog_free_deferred [ 889.436784][ T32] Call trace: [ 889.436907][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.436964][ T32] r10:8291a684 r9:eb349d84 r8:00000002 r7:60000013 r6:eb349d8c r5:853dd400 [ 889.437038][ T32] r4:853dd400 [ 889.437064][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.437123][ T32] r5:853dd400 r4:8291a680 [ 889.437163][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.437209][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.437258][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb349e08 [ 889.437282][ T32] r4:00000000 [ 889.437302][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.437360][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.437399][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.437449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85031a80 [ 889.437498][ T32] r4:00000000 [ 889.437523][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.437709][ T32] r9:83018205 r8:853dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 889.437737][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.437783][ T32] r5:00001000 r4:eaecd000 [ 889.437803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.437846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.437906][ T32] r5:853a038c r4:853a0000 [ 889.437929][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.437982][ T32] r7:ddde2d80 r6:83018200 r5:853a038c r4:8504bd00 [ 889.438018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.438074][ T32] r10:61c88647 r9:853dd400 r8:8504bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.438124][ T32] r4:8504bd00 [ 889.438148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.438198][ T32] r10:00000000 r9:8504bd00 r8:80287e08 r7:eb341e60 r6:84df0200 r5:853dd400 [ 889.438223][ T32] r4:00000001 [ 889.438242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.438361][ T32] Exception stack(0xeb349fb0 to 0xeb349ff8) [ 889.438471][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 889.438524][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.438596][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.438632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.438681][ T32] r4:85031980 [ 889.461248][ T32] INFO: task kworker/1:542:4785 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.461528][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.461736][ T32] Workqueue: events bpf_prog_free_deferred [ 889.461887][ T32] Call trace: [ 889.461988][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.462127][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.462243][ T32] r4:00000000 [ 889.462277][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.462327][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 2 printk messages dropped ** [ 889.462480][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 889.462683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 3 printk messages dropped ** [ 889.462803][ T32] r4:00000000 ** 2 printk messages dropped ** [ 889.462928][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 889.463142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 889.463275][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.463301][ T32] r4:84e0be80 [ 889.463322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.463372][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.463421][ T32] r4:00000001 [ 889.463472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.463515][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.463607][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.463645][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.463701][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.463740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.463765][ T32] r4:84d87ac0 [ 889.463786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.463821][ T32] INFO: task kworker/1:543:4788 blocked for more than 466 seconds. [ 889.463858][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.463886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.463935][ T32] task:kworker/1:543 state:D stack:0 pid:4788 tgid:4788 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.463991][ T32] Workqueue: events bpf_prog_free_deferred [ 889.464068][ T32] Call trace: [ 889.464107][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.464193][ T32] r10:8291a684 r9:eb355d84 r8:00000002 r7:60000113 r6:eb355d8c r5:853da400 [ 889.464235][ T32] r4:853da400 [ 889.464261][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.464337][ T32] r5:853da400 r4:8291a680 [ 889.464363][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.464409][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.464489][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb355e08 [ 889.464543][ T32] r4:00000000 [ 889.464567][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.464635][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.464704][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.464782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85031bc0 [ 889.464810][ T32] r4:00000000 [ 889.464846][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.464901][ T32] r9:83018205 r8:853da400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 889.464924][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.464976][ T32] r5:00001000 r4:eaeed000 [ 889.464999][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.465068][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.465145][ T32] r5:853a078c r4:853a0400 [ 889.465170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.465221][ T32] r7:ddde2d80 r6:83018200 r5:853a078c r4:8504bd80 [ 889.465243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.465294][ T32] r10:61c88647 r9:853da400 r8:8504bdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.465346][ T32] r4:8504bd80 [ 889.465374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.465434][ T32] r10:00000000 r9:8504bd80 r8:80287e08 r7:eb341e60 r6:84df0280 r5:853da400 [ 889.465485][ T32] r4:00000001 [ 889.465534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.465592][ T32] Exception stack(0xeb355fb0 to 0xeb355ff8) [ 889.465626][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 889.465659][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.465688][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.465721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.465744][ T32] r4:85031a40 [ 889.465888][ T32] INFO: task kworker/1:543:4788 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.465936][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.466027][ T32] Workqueue: events bpf_prog_free_deferred [ 889.466072][ T32] Call trace: [ 889.466103][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.466159][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.466208][ T32] r4:00000000 [ 889.466234][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.466278][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.466311][ T32] 1d20: 8e407000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.466349][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.466379][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.466405][ T32] r5:80070013 r4:80239bb0 [ 889.466433][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.466477][ T32] r4:82ac21e4 [ 889.466542][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.466595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.466619][ T32] r4:dffe1dc0 [ 889.466639][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.466711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.466739][ T32] r4:00000000 [ 889.466864][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.466925][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.466951][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.466998][ T32] r5:00001000 r4:dfa13000 [ 889.467025][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.467070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.467117][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.467140][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.467191][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.467227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.467339][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.467393][ T32] r4:84e0be80 [ 889.467452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.467621][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.467684][ T32] r4:00000001 [ 889.467824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.467868][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.467899][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 889.468015][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 889.468460][ T32] Call trace: ** 4 printk messages dropped ** [ 889.468762][ T32] r5:853dc800 r4:8291a680 ** 3 printk messages dropped ** [ 889.485970][ T32] r4:00000000 ** 4 printk messages dropped ** [ 889.486191][ T32] r4:00000000 ** 6 printk messages dropped ** [ 889.486491][ T32] r5:853a0b8c r4:853a0800 ** 2 printk messages dropped ** [ 889.486620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 889.487013][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 889.487601][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 889.488184][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 889.488306][ T32] r4:dffe1dc0 ** 1 printk messages dropped ** [ 889.488417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.488447][ T32] r4:00000000 [ 889.488469][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.488521][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.488585][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.488637][ T32] r5:00001000 r4:dfa13000 [ 889.488659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.488743][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.502212][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.502260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.502348][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.502376][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.502432][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.502457][ T32] r4:84e0be80 [ 889.502503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.502586][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.502614][ T32] r4:00000001 [ 889.502660][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.502732][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.502795][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.502857][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.502890][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.502949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.502978][ T32] r4:84d87ac0 [ 889.503056][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.503102][ T32] INFO: task kworker/1:545:4790 blocked for more than 466 seconds. [ 889.503159][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.503194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.503243][ T32] task:kworker/1:545 state:D stack:0 pid:4790 tgid:4790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.503306][ T32] Workqueue: events bpf_prog_free_deferred [ 889.503353][ T32] Call trace: [ 889.503387][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.503445][ T32] r10:8291a684 r9:eb335d84 r8:00000002 r7:60000013 r6:eb335d8c r5:84d2a400 [ 889.503469][ T32] r4:84d2a400 [ 889.503490][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.503538][ T32] r5:84d2a400 r4:8291a680 [ 889.503560][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.503603][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.503651][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb335e08 [ 889.503674][ T32] r4:00000000 [ 889.503707][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.503750][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.503792][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.503865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85031e40 [ 889.503893][ T32] r4:00000000 [ 889.503914][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.503978][ T32] r9:83018205 r8:84d2a400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 889.504006][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.504055][ T32] r5:00001000 r4:eaf2f000 [ 889.504104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.504152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.504204][ T32] r5:853a0f8c r4:853a0c00 [ 889.504250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.504319][ T32] r7:ddde2d80 r6:83018200 r5:853a0f8c r4:8504bc80 [ 889.504369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.504434][ T32] r10:61c88647 r9:84d2a400 r8:8504bcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.504482][ T32] r4:8504bc80 [ 889.504506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.504557][ T32] r10:00000000 r9:8504bc80 r8:80287e08 r7:eb341e60 r6:8504bf00 r5:84d2a400 [ 889.504598][ T32] r4:00000001 [ 889.504621][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.504664][ T32] Exception stack(0xeb335fb0 to 0xeb335ff8) [ 889.504693][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 889.504750][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.504808][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.504843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.504867][ T32] r4:85031c40 [ 889.505209][ T32] INFO: task kworker/1:545:4790 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.505270][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.505391][ T32] Workqueue: events bpf_prog_free_deferred [ 889.505446][ T32] Call trace: [ 889.505489][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.505551][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.505575][ T32] r4:00000000 [ 889.505596][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.505640][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.505672][ T32] 1d20: 8e8ef000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.505730][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.505787][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.505816][ T32] r5:80070013 r4:80239bb0 [ 889.505839][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.505884][ T32] r4:82ac21e4 [ 889.505909][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.505959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.505984][ T32] r4:dffe1dc0 [ 889.506003][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.506049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.506097][ T32] r4:00000000 [ 889.506123][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.506180][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.506223][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.506298][ T32] r5:00001000 r4:dfa13000 [ 889.506324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.506369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.506431][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.506482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.506539][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.506562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.506638][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 889.506775][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 889.507033][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 889.507259][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 889.507642][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 889.508175][ T32] r9:83018205 r8:84d2b000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 ** 4 printk messages dropped ** [ 889.508480][ T32] r5:853a138c r4:853a1000 ** 1 printk messages dropped ** [ 889.508608][ T32] r7:ddde2d80 r6:83018200 r5:853a138c r4:85362c80 ** 5 printk messages dropped ** [ 889.528224][ T32] r4:00000001 ** 4 printk messages dropped ** [ 889.528552][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 889.529587][ T32] Call trace: ** 5 printk messages dropped ** [ 889.529852][ T32] 1d20: 8ebf5000 dfeb5000 00000001 80239b98 7f081000 00000001 ** 6 printk messages dropped ** [ 889.530186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 10 printk messages dropped ** [ 889.530756][ T32] r5:85ef9f8c r4:85ef9c00 ** 5 printk messages dropped ** [ 889.531013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 889.531470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.531498][ T32] r4:84d87ac0 [ 889.531521][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.531551][ T32] INFO: task kworker/1:547:4795 blocked for more than 466 seconds. [ 889.531606][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.531662][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.531701][ T32] task:kworker/1:547 state:D stack:0 pid:4795 tgid:4795 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.531783][ T32] Workqueue: events bpf_prog_free_deferred [ 889.531832][ T32] Call trace: [ 889.531941][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.532001][ T32] r10:8291a684 r9:eb361d84 r8:00000002 r7:60000013 r6:eb361d8c r5:84d2bc00 [ 889.532027][ T32] r4:84d2bc00 [ 889.532075][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.532224][ T32] r5:84d2bc00 r4:8291a680 [ 889.532264][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.532342][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.532430][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb361e08 [ 889.532538][ T32] r4:00000000 [ 889.532563][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.532603][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.532667][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.532717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85385600 [ 889.532743][ T32] r4:00000000 [ 889.532764][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.532813][ T32] r9:83018205 r8:84d2bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 889.532860][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.532912][ T32] r5:00001000 r4:eb009000 [ 889.533008][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.533056][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.533127][ T32] r5:853a178c r4:853a1400 [ 889.533176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.533256][ T32] r7:ddde2d80 r6:83018200 r5:853a178c r4:8504bf80 [ 889.533282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.533382][ T32] r10:61c88647 r9:84d2bc00 r8:8504bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.533411][ T32] r4:8504bf80 [ 889.533467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.533548][ T32] r10:00000000 r9:8504bf80 r8:80287e08 r7:eb341e60 r6:8504be80 r5:84d2bc00 [ 889.533600][ T32] r4:00000001 [ 889.533624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.533663][ T32] Exception stack(0xeb361fb0 to 0xeb361ff8) [ 889.533694][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.533726][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.533758][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.533792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.533816][ T32] r4:85031640 [ 889.533975][ T32] INFO: task kworker/1:547:4795 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.534034][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 889.534404][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 889.534608][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 889.534774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 11 printk messages dropped ** [ 889.535303][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 889.535634][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 889.536081][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 889.536633][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 889.537072][ T32] r9:83018205 r8:84d2c800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 ** 4 printk messages dropped ** [ 889.537285][ T32] r5:853a1b8c r4:853a1800 [ 889.537310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.537383][ T32] r7:ddde2d80 r6:83018200 r5:853a1b8c r4:847e4080 [ 889.537405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.537456][ T32] r10:61c88647 r9:84d2c800 r8:847e40ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.537479][ T32] r4:847e4080 [ 889.537499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.537548][ T32] r10:00000000 r9:847e4080 r8:80287e08 r7:eb341e60 r6:847e4180 r5:84d2c800 [ 889.537572][ T32] r4:00000001 [ 889.537617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.537686][ T32] Exception stack(0xeb369fb0 to 0xeb369ff8) [ 889.537784][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 889.537931][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.537977][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.538019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.538043][ T32] r4:847e1280 [ 889.538178][ T32] INFO: task kworker/1:548:4798 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.538213][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.538270][ T32] Workqueue: events bpf_prog_free_deferred [ 889.538321][ T32] Call trace: [ 889.538430][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.538497][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.538525][ T32] r4:00000000 [ 889.538582][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.538652][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.538711][ T32] 1d20: 8ebf5000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.564460][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.564528][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.564567][ T32] r5:80070013 r4:80239bb0 [ 889.564592][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.564661][ T32] r4:82ac21e4 [ 889.564684][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.564733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.564757][ T32] r4:dffe1dc0 [ 889.564778][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.564825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.564874][ T32] r4:00000000 [ 889.564901][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.564955][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.565001][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.565056][ T32] r5:00001000 r4:dfa13000 ** 2 printk messages dropped ** [ 889.565263][ T32] r5:85ef9f8c r4:85ef9c00 ** 4 printk messages dropped ** [ 889.565495][ T32] r4:84e0be80 ** 3 printk messages dropped ** [ 889.565674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 889.566012][ T32] INFO: task kworker/1:549:4799 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 889.566409][ T32] r4:84d2d400 ** 4 printk messages dropped ** [ 889.566671][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb331e08 ** 10 printk messages dropped ** [ 889.567090][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.567163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.567219][ T32] r5:853a2b8c r4:853a2800 [ 889.567241][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.567291][ T32] r7:ddde2d80 r6:83018200 r5:853a2b8c r4:847e4000 [ 889.567313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.567363][ T32] r10:61c88647 r9:84d2d400 r8:847e402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.567387][ T32] r4:847e4000 [ 889.567420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.567475][ T32] r10:00000000 r9:847e4000 r8:80287e08 r7:eb341e60 r6:847e4100 r5:84d2d400 [ 889.567499][ T32] r4:00000001 [ 889.567526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.567570][ T32] Exception stack(0xeb331fb0 to 0xeb331ff8) [ 889.567601][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.567633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.567662][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.567695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.567745][ T32] r4:847e1280 [ 889.568155][ T32] INFO: task kworker/1:549:4799 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.568197][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.568285][ T32] Workqueue: events bpf_prog_free_deferred [ 889.568393][ T32] Call trace: [ 889.568425][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.568483][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.568508][ T32] r4:00000000 [ 889.568529][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.568571][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.568603][ T32] 1d20: 8ef44000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.568634][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.568662][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.568747][ T32] r5:80070013 r4:80239bb0 [ 889.582514][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.582604][ T32] r4:82ac21e4 [ 889.582630][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.582714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.582768][ T32] r4:dffe1dc0 [ 889.582836][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.582956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.583021][ T32] r4:00000000 [ 889.583102][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 889.583547][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 889.584175][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 889.584713][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 889.585472][ T32] r4:84d2e000 ** 3 printk messages dropped ** [ 889.585678][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 889.586378][ T32] r5:00001000 r4:eb03d000 ** 2 printk messages dropped ** [ 889.586532][ T32] r5:853a238c r4:853a2000 ** 3 printk messages dropped ** [ 889.586740][ T32] r10:61c88647 r9:84d2e000 r8:847e422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 889.587102][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 889.588074][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 2 printk messages dropped ** [ 889.588162][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.588201][ T32] 1d20: 8f385000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.588256][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.588311][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.588365][ T32] r5:80070013 r4:80239bb0 [ 889.588400][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.588450][ T32] r4:82ac21e4 [ 889.588488][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.588566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.588623][ T32] r4:dffe1dc0 [ 889.588691][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.611604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.611683][ T32] r4:00000000 [ 889.611714][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.611788][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.611884][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.611968][ T32] r5:00001000 r4:dfa13000 [ 889.611994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.612054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.612109][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.612132][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.612190][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.612213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.612266][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.612308][ T32] r4:84e0be80 [ 889.612333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.612386][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.612410][ T32] r4:00000001 [ 889.612485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.612543][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.612583][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.612629][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.612687][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.612724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.612748][ T32] r4:84d87ac0 [ 889.612773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.612827][ T32] INFO: task kworker/1:551:4804 blocked for more than 466 seconds. [ 889.612867][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.612895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.612943][ T32] task:kworker/1:551 state:D stack:0 pid:4804 tgid:4804 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 889.613250][ T32] r5:84d2ec00 r4:8291a680 ** 2 printk messages dropped ** [ 889.613404][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb375e08 ** 4 printk messages dropped ** [ 889.613649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e13c0 ** 7 printk messages dropped ** [ 889.614018][ T32] r5:853a278c r4:853a2400 [ 889.614043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 889.614176][ T32] r10:61c88647 r9:84d2ec00 r8:847e42ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 889.614422][ T32] Exception stack(0xeb375fb0 to 0xeb375ff8) ** 1 printk messages dropped ** [ 889.614497][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.614530][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.614586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.614614][ T32] r4:847e1380 [ 889.614963][ T32] INFO: task kworker/1:551:4804 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.615000][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.615090][ T32] Workqueue: events bpf_prog_free_deferred [ 889.615175][ T32] Call trace: [ 889.615210][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.615290][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.615344][ T32] r4:00000000 [ 889.615369][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.615441][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.615478][ T32] 1d20: 8f76b000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.615511][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.615561][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.615631][ T32] r5:80070013 r4:80239bb0 [ 889.615678][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.615725][ T32] r4:82ac21e4 [ 889.615747][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.615852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.615889][ T32] r4:dffe1dc0 [ 889.615941][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.616041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.616111][ T32] r4:00000000 [ 889.616152][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.616216][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.616263][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.616366][ T32] r5:00001000 r4:dfa13000 [ 889.616414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.616502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.616586][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.616630][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.616736][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.616787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.616863][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.616888][ T32] r4:84e0be80 [ 889.616935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.617015][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.617040][ T32] r4:00000001 [ 889.617106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.617205][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.617238][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.617269][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.617299][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 889.617571][ T32] INFO: task kworker/1:552:4805 blocked for more than 466 seconds. ** 10 printk messages dropped ** [ 889.618184][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 889.633393][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 889.633719][ T32] r5:853a2f8c r4:853a2c00 ** 4 printk messages dropped ** [ 889.634029][ T32] r4:847e4300 ** 4 printk messages dropped ** [ 889.634400][ T32] Exception stack(0xeb36dfb0 to 0xeb36dff8) ** 5 printk messages dropped ** [ 889.635309][ T32] INFO: task kworker/1:552:4805 is blocked on a mutex likely owned by task kworker/0:123:3540. ** 5 printk messages dropped ** [ 889.635895][ T32] r4:00000000 ** 4 printk messages dropped ** [ 889.636247][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 889.636898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 6 printk messages dropped ** [ 889.637437][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.637526][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.637573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.637673][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.637704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.637757][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.637789][ T32] r4:84e0be80 [ 889.637835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.637908][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.637931][ T32] r4:00000001 [ 889.637951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.638023][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.638089][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.638154][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.638281][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.638350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.638408][ T32] r4:84d87ac0 [ 889.638460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.638543][ T32] INFO: task kworker/1:553:4808 blocked for more than 466 seconds. [ 889.638614][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.638696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.656273][ T32] task:kworker/1:553 state:D stack:0 pid:4808 tgid:4808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.656517][ T32] Workqueue: events bpf_prog_free_deferred [ 889.656656][ T32] Call trace: [ 889.656753][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.656896][ T32] r10:8291a684 r9:eb379d84 r8:00000002 r7:60000113 r6:eb379d8c r5:84d28c00 [ 889.656954][ T32] r4:84d28c00 [ 889.657001][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.657107][ T32] r5:84d28c00 r4:8291a680 [ 889.657159][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.657256][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.657387][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb379e08 [ 889.657456][ T32] r4:00000000 [ 889.657510][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.657601][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.657697][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.657806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e1800 [ 889.657868][ T32] r4:00000000 [ 889.657945][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.658110][ T32] r9:83018205 r8:84d28c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 889.658189][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.658310][ T32] r5:00001000 r4:eb089000 [ 889.658376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.658478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.658582][ T32] r5:853a338c r4:853a3000 ** 2 printk messages dropped ** [ 889.672901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 889.673939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 889.675171][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 10 printk messages dropped ** [ 889.675992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.676076][ T32] r4:dffe1dc0 [ 889.676153][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.676274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.676348][ T32] r4:00000000 [ 889.676433][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.676572][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.676635][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.676737][ T32] r5:00001000 r4:dfa13000 [ 889.676790][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.676904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.677010][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.677061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.677188][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.677246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.677399][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.677470][ T32] r4:84e0be80 [ 889.677535][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.677651][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.677706][ T32] r4:00000001 [ 889.677757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.677843][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.677935][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.678033][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.678111][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.678183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.678272][ T32] r4:84d87ac0 [ 889.678332][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.678400][ T32] INFO: task kworker/1:554:4810 blocked for more than 466 seconds. [ 889.678484][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.678548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.678640][ T32] task:kworker/1:554 state:D stack:0 pid:4810 tgid:4810 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.693900][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 889.694880][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 889.696230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 889.696700][ T32] r10:61c88647 r9:8525d400 r8:847e46ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 889.698442][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 889.719960][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.720045][ T32] 1d20: 8fdb6000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.720151][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.720236][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.720298][ T32] r5:80070013 r4:80239bb0 [ 889.720351][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.720464][ T32] r4:82ac21e4 [ 889.720530][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.720641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.720693][ T32] r4:dffe1dc0 [ 889.720743][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.720849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.720926][ T32] r4:00000000 [ 889.720988][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.721132][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.721186][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.721291][ T32] r5:00001000 r4:dfa13000 [ 889.721368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.721470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 889.722042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 889.722919][ T32] INFO: task kworker/1:555:4811 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 889.723672][ T32] r4:853f8000 ** 7 printk messages dropped ** [ 889.724340][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 889.725366][ T32] r5:853a378c r4:853a3400 [ 889.725430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.725547][ T32] r7:ddde2d80 r6:83018200 r5:853a378c r4:847e4580 [ 889.725601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.725736][ T32] r10:61c88647 r9:853f8000 r8:847e45ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.725826][ T32] r4:847e4580 [ 889.725882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.725997][ T32] r10:00000000 r9:847e4580 r8:80287e08 r7:eb381e60 r6:847e4880 r5:853f8000 [ 889.726056][ T32] r4:00000001 [ 889.726109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.726217][ T32] Exception stack(0xeb385fb0 to 0xeb385ff8) [ 889.726292][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 889.726384][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.726490][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.726572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.726628][ T32] r4:847e1940 [ 889.727269][ T32] INFO: task kworker/1:555:4811 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.727353][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.727525][ T32] Workqueue: events bpf_prog_free_deferred [ 889.727645][ T32] Call trace: [ 889.727727][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.727847][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.727908][ T32] r4:00000000 [ 889.727952][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.728051][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.728120][ T32] 1d20: 8fdb6000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.728186][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.728247][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.728311][ T32] r5:80070013 r4:80239bb0 [ 889.728360][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.728466][ T32] r4:82ac21e4 [ 889.728519][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.728624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.728712][ T32] r4:dffe1dc0 [ 889.756962][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.757262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.757363][ T32] r4:00000000 [ 889.757449][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.757574][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.757650][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 889.758046][ T32] r5:85ef9f8c r4:85ef9c00 ** 5 printk messages dropped ** [ 889.758553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 889.759532][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 6 printk messages dropped ** [ 889.760158][ T32] INFO: task kworker/1:556:4814 blocked for more than 466 seconds. [ 889.760232][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.760311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.760382][ T32] task:kworker/1:556 state:D stack:0 pid:4814 tgid:4814 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.760517][ T32] Workqueue: events bpf_prog_free_deferred [ 889.760628][ T32] Call trace: [ 889.760710][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.760852][ T32] r10:8291a684 r9:eb389d84 r8:00000002 r7:60000013 r6:eb389d8c r5:853f8c00 [ 889.760928][ T32] r4:853f8c00 [ 889.760980][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.761079][ T32] r5:853f8c00 r4:8291a680 [ 889.761164][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.761263][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.761407][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb389e08 ** 3 printk messages dropped ** [ 889.761738][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 889.762459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.762582][ T32] r5:853a3f8c r4:853a3c00 [ 889.762644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.762759][ T32] r7:ddde2d80 r6:83018200 r5:853a3f8c r4:847e4700 ** 1 printk messages dropped ** [ 889.762936][ T32] r10:61c88647 r9:853f8c00 r8:847e472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 889.763198][ T32] r10:00000000 r9:847e4700 r8:80287e08 r7:eb381e60 r6:847e4980 r5:853f8c00 ** 9 printk messages dropped ** [ 889.764651][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 889.766199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 7 printk messages dropped ** [ 889.766912][ T32] r5:85ef9f8c r4:85ef9c00 ** 4 printk messages dropped ** [ 889.767364][ T32] r4:84e0be80 ** 4 printk messages dropped ** [ 889.767772][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 4 printk messages dropped ** [ 889.768146][ T32] r4:84d87ac0 ** 4 printk messages dropped ** [ 889.768497][ T32] task:kworker/1:557 state:D stack:0 pid:4815 tgid:4815 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 889.801658][ T32] r4:853f9800 ** 3 printk messages dropped ** [ 889.802027][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 889.802776][ T32] r9:83018205 r8:853f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 ** 4 printk messages dropped ** [ 889.803284][ T32] r5:853ac38c r4:853ac000 [ 889.803344][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.803470][ T32] r7:ddde2d80 r6:83018200 r5:853ac38c r4:847e4a00 [ 889.803541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.803662][ T32] r10:61c88647 r9:853f9800 r8:847e4a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.803722][ T32] r4:847e4a00 [ 889.803773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.803890][ T32] r10:00000000 r9:847e4a00 r8:80287e08 r7:eb389e60 r6:847e4800 r5:853f9800 [ 889.803967][ T32] r4:00000001 [ 889.804024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.804121][ T32] Exception stack(0xeb37dfb0 to 0xeb37dff8) [ 889.804196][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.804261][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.804333][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.804406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.804493][ T32] r4:847e1ac0 [ 889.805124][ T32] INFO: task kworker/1:557:4815 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.805236][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.805431][ T32] Workqueue: events bpf_prog_free_deferred [ 889.805560][ T32] Call trace: [ 889.805754][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.805900][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.805983][ T32] r4:00000000 [ 889.806043][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.806162][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.806252][ T32] 1d20: 90423000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.806346][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.806425][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.806488][ T32] r5:80070013 r4:80239bb0 [ 889.806542][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.806642][ T32] r4:82ac21e4 [ 889.806690][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.806818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.806892][ T32] r4:dffe1dc0 [ 889.806941][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.807053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.807133][ T32] r4:00000000 [ 889.807192][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.807304][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.807359][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.807467][ T32] r5:00001000 r4:dfa13000 [ 889.807518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.807659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.807772][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.807820][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.807938][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.807994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.808110][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.808174][ T32] r4:84e0be80 [ 889.808225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.808342][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.808400][ T32] r4:00000001 [ 889.808459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.808566][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.808642][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.808785][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.830038][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.830182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.830255][ T32] r4:84d87ac0 [ 889.830315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.830428][ T32] INFO: task kworker/1:558:4817 blocked for more than 466 seconds. [ 889.830517][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.830580][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.830657][ T32] task:kworker/1:558 state:D stack:0 pid:4817 tgid:4817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.830794][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 889.831255][ T32] r4:853fa400 ** 4 printk messages dropped ** [ 889.831726][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb395e08 ** 10 printk messages dropped ** [ 889.832670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 889.833185][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 889.834022][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 889.834985][ T32] INFO: task kworker/1:558:4817 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.835072][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.835252][ T32] Workqueue: events bpf_prog_free_deferred [ 889.835349][ T32] Call trace: [ 889.835432][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 889.835554][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 889.835611][ T32] r4:00000000 [ 889.835689][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.835799][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 889.835873][ T32] 1d20: 90467000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 889.835960][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 889.836025][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 889.836096][ T32] r5:80070013 r4:80239bb0 [ 889.836152][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.836253][ T32] r4:82ac21e4 [ 889.836307][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.836413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.836481][ T32] r4:dffe1dc0 [ 889.836530][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.836650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.836716][ T32] r4:00000000 [ 889.836772][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.836886][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.836938][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.837065][ T32] r5:00001000 r4:dfa13000 [ 889.837123][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.837226][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.837374][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.837446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.837562][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.837616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.837729][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.837785][ T32] r4:84e0be80 ** 1 printk messages dropped ** [ 889.837942][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 6 printk messages dropped ** [ 889.838468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.838530][ T32] r4:84d87ac0 [ 889.838595][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.838663][ T32] INFO: task kworker/1:559:4819 blocked for more than 466 seconds. [ 889.859461][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.859670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.859731][ T32] task:kworker/1:559 state:D stack:0 pid:4819 tgid:4819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.859866][ T32] Workqueue: events bpf_prog_free_deferred [ 889.860003][ T32] Call trace: [ 889.860115][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.860254][ T32] r10:8291a684 r9:eb399d84 r8:00000002 r7:60000013 r6:eb399d8c r5:853fb000 [ 889.860317][ T32] r4:853fb000 [ 889.860370][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.860480][ T32] r5:853fb000 r4:8291a680 [ 889.860528][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.860626][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.860733][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb399e08 [ 889.860816][ T32] r4:00000000 [ 889.860874][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.860986][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.861125][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.861238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d5a240 ** 2 printk messages dropped ** [ 889.861538][ T32] r9:83018205 r8:853fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 ** 4 printk messages dropped ** [ 889.862023][ T32] r5:853acb8c r4:853ac800 ** 1 printk messages dropped ** [ 889.862198][ T32] r7:ddde2d80 r6:83018200 r5:853acb8c r4:847e4a80 ** 4 printk messages dropped ** [ 889.862632][ T32] r10:00000000 r9:847e4a80 r8:80287e08 r7:eb395e60 r6:847e4b00 r5:853fb000 ** 6 printk messages dropped ** [ 889.863183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 889.864555][ T32] r4:00000000 ** 2 printk messages dropped ** [ 889.864800][ T32] 1d20: 906b9000 dfeb5000 00000001 80239b98 7f081000 00000001 ** 6 printk messages dropped ** [ 889.865513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 7 printk messages dropped ** [ 889.866199][ T32] r5:00001000 r4:dfa13000 ** 4 printk messages dropped ** [ 889.866663][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 5 printk messages dropped ** [ 889.867154][ T32] r4:00000001 ** 2 printk messages dropped ** [ 889.867375][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 889.868069][ T32] task:kworker/1:560 state:D stack:0 pid:4821 tgid:4821 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 889.899720][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 889.900334][ T32] r4:00000000 ** 5 printk messages dropped ** [ 889.900871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 889.901213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 889.901775][ T32] Exception stack(0xeb3a5fb0 to 0xeb3a5ff8) ** 5 printk messages dropped ** [ 889.902796][ T32] INFO: task kworker/1:560:4821 is blocked on a mutex likely owned by task kworker/0:123:3540. ** 8 printk messages dropped ** [ 889.903902][ T32] 1d20: 90b55000 dfeb5000 00000001 80239b98 7f081000 00000001 ** 4 printk messages dropped ** [ 889.904381][ T32] r4:82ac21e4 [ 889.904444][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.904552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 889.904611][ T32] r4:dffe1dc0 [ 889.904662][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.904767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 889.904822][ T32] r4:00000000 [ 889.904877][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.904987][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 889.905077][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.905223][ T32] r5:00001000 r4:dfa13000 [ 889.905355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.905471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.905586][ T32] r5:85ef9f8c r4:85ef9c00 [ 889.905639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.905763][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 889.905822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.905966][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.906050][ T32] r4:84e0be80 [ 889.906111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.906248][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 889.906308][ T32] r4:00000001 [ 889.906356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.906440][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 889.906502][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.906566][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.906626][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.906716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.906767][ T32] r4:84d87ac0 [ 889.906840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.906910][ T32] INFO: task kworker/1:561:4823 blocked for more than 466 seconds. [ 889.907000][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.907072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.907208][ T32] task:kworker/1:561 state:D stack:0 pid:4823 tgid:4823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.907387][ T32] Workqueue: events bpf_prog_free_deferred [ 889.907544][ T32] Call trace: [ 889.907658][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.907766][ T32] r10:8291a684 r9:eb3a9d84 r8:00000002 r7:60000113 r6:eb3a9d8c r5:853fc800 [ 889.907825][ T32] r4:853fc800 [ 889.907898][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.908015][ T32] r5:853fc800 r4:8291a680 [ 889.908065][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.908177][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.908288][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a9e08 [ 889.908345][ T32] r4:00000000 [ 889.908399][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.908487][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.908593][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.908781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d5a6c0 [ 889.937265][ T32] r4:00000000 [ 889.937388][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.937541][ T32] r9:83018205 r8:853fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 889.937644][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.937757][ T32] r5:00001000 r4:eb125000 [ 889.937805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.937895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.938022][ T32] r5:853ad78c r4:853ad400 [ 889.938079][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.938235][ T32] r7:ddde2d80 r6:83018200 r5:853ad78c r4:847e4c80 ** 1 printk messages dropped ** [ 889.938414][ T32] r10:61c88647 r9:853fc800 r8:847e4cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 889.944662][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 889.945930][ T32] Call trace: ** 5 printk messages dropped ** [ 889.946562][ T32] 1d20: 90e1b000 dfeb5000 00000001 80239b98 7f081000 00000001 ** 9 printk messages dropped ** [ 889.947281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 889.948090][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 6 printk messages dropped ** [ 889.948623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 889.969779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.969839][ T32] r4:84d87ac0 [ 889.969901][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.969991][ T32] INFO: task kworker/1:562:4824 blocked for more than 467 seconds. [ 889.970073][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.970170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.970242][ T32] task:kworker/1:562 state:D stack:0 pid:4824 tgid:4824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.970480][ T32] Workqueue: events bpf_prog_free_deferred [ 889.970616][ T32] Call trace: [ 889.970697][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 889.970825][ T32] r10:8291a684 r9:eb3b1d84 r8:00000002 r7:60000113 r6:eb3b1d8c r5:853fd400 [ 889.970885][ T32] r4:853fd400 [ 889.970956][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 889.971069][ T32] r5:853fd400 r4:8291a680 [ 889.971121][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.971245][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 889.971361][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b1e08 [ 889.971421][ T32] r4:00000000 [ 889.971475][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 889.971564][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 889.971659][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 889.971765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d5a640 [ 889.971842][ T32] r4:00000000 [ 889.971908][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 889.972044][ T32] r9:83018205 r8:853fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 889.972124][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 889.972243][ T32] r5:00001000 r4:eb115000 [ 889.972296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 889.972395][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.972512][ T32] r5:853ad38c r4:853ad000 [ 889.972619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.972757][ T32] r7:ddde2d80 r6:83018200 r5:853ad38c r4:847e4d00 [ 889.972824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.972940][ T32] r10:61c88647 r9:853fd400 r8:847e4d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.973009][ T32] r4:847e4d00 [ 889.973063][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.973206][ T32] r10:00000000 r9:847e4d00 r8:80287e08 r7:eb3a9e60 r6:847e4e00 r5:853fd400 [ 889.973270][ T32] r4:00000001 [ 889.973316][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.973427][ T32] Exception stack(0xeb3b1fb0 to 0xeb3b1ff8) [ 889.973510][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.973593][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.973652][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.973731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.973813][ T32] r4:84d5a3c0 [ 889.974469][ T32] INFO: task kworker/1:562:4824 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 889.974555][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.974732][ T32] Workqueue: events bpf_prog_free_deferred [ 889.974864][ T32] Call trace: [ 889.974951][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 889.975302][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 889.975810][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 889.976219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 889.977056][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 5 printk messages dropped ** [ 889.977557][ T32] r4:00000001 ** 4 printk messages dropped ** [ 889.977939][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 889.978547][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 890.010109][ T32] r5:853de000 r4:8291a680 ** 2 printk messages dropped ** [ 890.010412][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3bde08 ** 7 printk messages dropped ** [ 890.011104][ T32] r9:83018205 r8:853de000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 890.011179][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.011284][ T32] r5:00001000 r4:eb131000 [ 890.011329][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.011417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.011542][ T32] r5:853adb8c r4:853ad800 [ 890.011629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.011759][ T32] r7:ddde2d80 r6:83018200 r5:853adb8c r4:847e4f80 [ 890.011816][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.011995][ T32] r10:61c88647 r9:853de000 r8:847e4fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.012094][ T32] r4:847e4f80 [ 890.012169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.012282][ T32] r10:00000000 r9:847e4f80 r8:80287e08 r7:eb3a9e60 r6:84df0380 r5:853de000 [ 890.012338][ T32] r4:00000001 [ 890.012389][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.012478][ T32] Exception stack(0xeb3bdfb0 to 0xeb3bdff8) [ 890.012549][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.012619][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.012695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.012767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.012837][ T32] r4:84d5a8c0 [ 890.013499][ T32] INFO: task kworker/1:563:4827 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.013580][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.013759][ T32] Workqueue: events bpf_prog_free_deferred [ 890.013862][ T32] Call trace: [ 890.013982][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.014119][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.014189][ T32] r4:00000000 [ 890.014237][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.014334][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.014405][ T32] 1d20: 91492000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.014484][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.014549][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.014606][ T32] r5:80070013 r4:80239bb0 [ 890.014654][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.014766][ T32] r4:82ac21e4 [ 890.014825][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.014927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.014982][ T32] r4:dffe1dc0 [ 890.015056][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.015175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.015229][ T32] r4:00000000 [ 890.015278][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.015388][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.015441][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.015539][ T32] r5:00001000 r4:dfa13000 [ 890.015588][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.015680][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 890.015954][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 5 printk messages dropped ** [ 890.016540][ T32] r4:00000001 ** 3 printk messages dropped ** [ 890.016829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 890.017531][ T32] Workqueue: events bpf_prog_free_deferred [ 890.017668][ T32] Call trace: [ 890.017760][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.017876][ T32] r10:8291a684 r9:eb3c5d84 r8:00000002 r7:60000113 r6:eb3c5d8c r5:84d46c00 [ 890.017932][ T32] r4:84d46c00 [ 890.017984][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.018082][ T32] r5:84d46c00 r4:8291a680 [ 890.018147][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.018237][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.018336][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c5e08 [ 890.018392][ T32] r4:00000000 [ 890.018440][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.018520][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.018598][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.018787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062040 [ 890.032332][ T32] r4:00000000 [ 890.032428][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.032590][ T32] r9:83018205 r8:84d46c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [ 890.032665][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.032777][ T32] r5:00001000 r4:eb38b000 [ 890.032828][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.032920][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.033020][ T32] r5:853af78c r4:853af400 [ 890.033070][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.033183][ T32] r7:ddde2d80 r6:83018200 r5:853af78c r4:8536d000 [ 890.033237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.033373][ T32] r10:61c88647 r9:84d46c00 r8:8536d02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.033432][ T32] r4:8536d000 [ 890.033500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.033678][ T32] r10:00000000 r9:8536d000 r8:80287e08 r7:eb3bde60 r6:84df0400 r5:84d46c00 [ 890.033762][ T32] r4:00000001 [ 890.033816][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.033904][ T32] Exception stack(0xeb3c5fb0 to 0xeb3c5ff8) [ 890.033984][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.034045][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.034086][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.034180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.034250][ T32] r4:84d5a800 [ 890.034859][ T32] INFO: task kworker/1:564:4829 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.034941][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.035102][ T32] Workqueue: events bpf_prog_free_deferred [ 890.035265][ T32] Call trace: [ 890.035366][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 890.035779][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 3 printk messages dropped ** [ 890.036099][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 890.036526][ T32] r4:dffe1dc0 ** 5 printk messages dropped ** [ 890.036959][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 890.037786][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 890.038291][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 890.059759][ T32] task:kworker/1:565 state:D stack:0 pid:4830 tgid:4830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 890.060802][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 890.061222][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 890.061762][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 890.062242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 890.062974][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 890.064193][ T32] Call trace: ** 2 printk messages dropped ** [ 890.064500][ T32] r4:00000000 [ 890.064550][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.064643][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.064710][ T32] 1d20: 9167d000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.064779][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.064914][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.064992][ T32] r5:80070013 r4:80239bb0 [ 890.065055][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.065169][ T32] r4:82ac21e4 [ 890.065223][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.065366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.065432][ T32] r4:dffe1dc0 [ 890.065500][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.065605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.065671][ T32] r4:00000000 [ 890.065750][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.065891][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.065950][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.066057][ T32] r5:00001000 r4:dfa13000 [ 890.066107][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.066212][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.066344][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.066398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.066500][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.066573][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.066690][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.066745][ T32] r4:84e0be80 [ 890.066791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.066909][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.066984][ T32] r4:00000001 [ 890.067040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.067149][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.067220][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.067288][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.067351][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 890.068045][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 890.068628][ T32] r5:84c70c00 r4:8291a680 ** 2 printk messages dropped ** [ 890.097560][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d1e08 ** 8 printk messages dropped ** [ 890.098296][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 890.098670][ T32] r5:853ae38c r4:853ae000 [ 890.098777][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 890.114713][ T32] r10:00000000 r9:8536d080 r8:80287e08 r7:eb3c5e60 r6:84df0500 r5:84c70c00 ** 6 printk messages dropped ** [ 890.115298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 890.116644][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 6 printk messages dropped ** [ 890.117208][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 890.117911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 890.118406][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 5 printk messages dropped ** [ 890.118706][ T32] r4:00000001 ** 4 printk messages dropped ** [ 890.126225][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 890.126710][ T32] task:kworker/1:567 state:D stack:0 pid:4834 tgid:4834 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 890.127274][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d9e08 ** 8 printk messages dropped ** [ 890.127650][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 890.127948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 890.128384][ T32] Exception stack(0xeb3d9fb0 to 0xeb3d9ff8) ** 5 printk messages dropped ** [ 890.142919][ T32] INFO: task kworker/1:567:4834 is blocked on a mutex likely owned by task kworker/0:123:3540. ** 7 printk messages dropped ** [ 890.143582][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 890.143847][ T32] r4:82ac21e4 [ 890.143869][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.144025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.144055][ T32] r4:dffe1dc0 [ 890.144077][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.144185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.144214][ T32] r4:00000000 [ 890.144292][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.144374][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.144558][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.144611][ T32] r5:00001000 r4:dfa13000 [ 890.144634][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.144678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.144767][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.144794][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.144849][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.144899][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.144956][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.145064][ T32] r4:84e0be80 [ 890.145090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.145145][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.145171][ T32] r4:00000001 [ 890.145192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.145232][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.145306][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.145398][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.145466][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.145586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.145616][ T32] r4:84d87ac0 [ 890.145672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.145708][ T32] INFO: task kworker/1:568:4836 blocked for more than 467 seconds. [ 890.145744][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.145830][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.145885][ T32] task:kworker/1:568 state:D stack:0 pid:4836 tgid:4836 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.145992][ T32] Workqueue: events bpf_prog_free_deferred [ 890.146049][ T32] Call trace: [ 890.146083][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.146137][ T32] r10:8291a684 r9:eb3e1d84 r8:00000002 r7:60000013 r6:eb3e1d8c r5:84c71800 [ 890.146188][ T32] r4:84c71800 [ 890.146216][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.146265][ T32] r5:84c71800 r4:8291a680 [ 890.146288][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.146359][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.146418][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e1e08 [ 890.146474][ T32] r4:00000000 [ 890.146530][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.146574][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.146613][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.146679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d5ad40 [ 890.146722][ T32] r4:00000000 [ 890.146746][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.146830][ T32] r9:83018205 r8:84c71800 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [ 890.146855][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.146959][ T32] r5:00001000 r4:eb169000 [ 890.147015][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.147073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.147121][ T32] r5:853aeb8c r4:853ae800 [ 890.147142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.147195][ T32] r7:ddde2d80 r6:83018200 r5:853aeb8c r4:8536d300 [ 890.147217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.147268][ T32] r10:61c88647 r9:84c71800 r8:8536d32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.147320][ T32] r4:8536d300 [ 890.147346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.147436][ T32] r10:00000000 r9:8536d300 r8:80287e08 r7:eb3c5e60 r6:84df0600 r5:84c71800 ** 6 printk messages dropped ** [ 890.147747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 890.148372][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 7 printk messages dropped ** [ 890.148667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 10 printk messages dropped ** [ 890.156710][ T32] r5:85ef9f8c r4:85ef9c00 ** 5 printk messages dropped ** [ 890.156976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 890.157436][ T32] r4:84d87ac0 ** 4 printk messages dropped ** [ 890.157658][ T32] task:kworker/1:569 state:D stack:0 pid:4838 tgid:4838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 890.158232][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb405e08 ** 7 printk messages dropped ** [ 890.158549][ T32] r9:83018205 r8:84c70000 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 ** 4 printk messages dropped ** [ 890.174058][ T32] r5:853aef8c r4:853aec00 ** 3 printk messages dropped ** [ 890.174252][ T32] r10:61c88647 r9:84c70000 r8:8536d3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 890.174672][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 890.175434][ T32] r4:00000000 ** 4 printk messages dropped ** [ 890.175604][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 890.175959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 890.176331][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 7 printk messages dropped ** [ 890.176731][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 4 printk messages dropped ** [ 890.176899][ T32] r4:84d87ac0 [ 890.176942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.176977][ T32] INFO: task kworker/1:570:4840 blocked for more than 467 seconds. [ 890.177012][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.177060][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.177087][ T32] task:kworker/1:570 state:D stack:0 pid:4840 tgid:4840 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.177168][ T32] Workqueue: events bpf_prog_free_deferred [ 890.177212][ T32] Call trace: [ 890.177276][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.177392][ T32] r10:8291a684 r9:eb421d84 r8:00000002 r7:60000113 r6:eb421d8c r5:84c73000 [ 890.177447][ T32] r4:84c73000 [ 890.177487][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.177545][ T32] r5:84c73000 r4:8291a680 [ 890.177566][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.177609][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.177679][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb421e08 [ 890.177708][ T32] r4:00000000 [ 890.177759][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.177801][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.177839][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.177907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062180 [ 890.177956][ T32] r4:00000000 [ 890.178001][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.178061][ T32] r9:83018205 r8:84c73000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [ 890.178084][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.178135][ T32] r5:00001000 r4:eb3e5000 [ 890.178157][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.178210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.178289][ T32] r5:853afb8c r4:853af800 [ 890.178313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.178364][ T32] r7:ddde2d80 r6:83018200 r5:853afb8c r4:8536d100 [ 890.178390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.178463][ T32] r10:61c88647 r9:84c73000 r8:8536d12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.178512][ T32] r4:8536d100 [ 890.178535][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.178587][ T32] r10:00000000 r9:8536d100 r8:80287e08 r7:eb3c5e60 r6:84df0700 r5:84c73000 [ 890.178611][ T32] r4:00000001 [ 890.178631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.178679][ T32] Exception stack(0xeb421fb0 to 0xeb421ff8) [ 890.178768][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.191258][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.191357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.191427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.191485][ T32] r4:847e1dc0 [ 890.191868][ T32] INFO: task kworker/1:570:4840 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.191932][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.192102][ T32] Workqueue: events bpf_prog_free_deferred [ 890.192228][ T32] Call trace: [ 890.192295][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.192380][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.192412][ T32] r4:00000000 [ 890.192434][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.192480][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.192513][ T32] 1d20: 92428000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.192567][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.192600][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.192626][ T32] r5:80070013 r4:80239bb0 [ 890.192648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.192695][ T32] r4:82ac21e4 [ 890.192716][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.192786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.192834][ T32] r4:dffe1dc0 [ 890.192882][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.192933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.192980][ T32] r4:00000000 [ 890.193004][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.193080][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.193160][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.193213][ T32] r5:00001000 r4:dfa13000 [ 890.193244][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.193318][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.193427][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.193497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.193562][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.193585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.193638][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.193670][ T32] r4:84e0be80 [ 890.193718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 890.193871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 890.194242][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 890.194649][ T32] r5:84c73c00 r4:8291a680 ** 3 printk messages dropped ** [ 890.194784][ T32] r4:00000000 ** 3 printk messages dropped ** [ 890.194995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850626c0 ** 7 printk messages dropped ** [ 890.195413][ T32] r5:853b0b8c r4:853b0800 ** 2 printk messages dropped ** [ 890.195507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 890.195880][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 890.196387][ T32] Call trace: ** 5 printk messages dropped ** [ 890.196656][ T32] 1d20: 92428000 dfeb5000 00000001 80239b98 7f081000 00000001 ** 9 printk messages dropped ** [ 890.197114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 5 printk messages dropped ** [ 890.197396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.197474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.197591][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.197622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.197701][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.197744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.197801][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.197825][ T32] r4:84e0be80 [ 890.197846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.197898][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.197921][ T32] r4:00000001 [ 890.197951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.198004][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.198037][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.198069][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.198097][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.198151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.198180][ T32] r4:84d87ac0 [ 890.198202][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.198240][ T32] INFO: task kworker/1:572:4844 blocked for more than 467 seconds. [ 890.198285][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.198334][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.198359][ T32] task:kworker/1:572 state:D stack:0 pid:4844 tgid:4844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.198439][ T32] Workqueue: events bpf_prog_free_deferred [ 890.198488][ T32] Call trace: [ 890.198532][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.198596][ T32] r10:8291a684 r9:eb439d84 r8:00000002 r7:60000113 r6:eb439d8c r5:84c76000 [ 890.198641][ T32] r4:84c76000 [ 890.198666][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.198756][ T32] r5:84c76000 r4:8291a680 [ 890.215600][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.215698][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.215780][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 [ 890.215811][ T32] r4:00000000 [ 890.215833][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.215873][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.215938][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.215999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850622c0 [ 890.216052][ T32] r4:00000000 [ 890.216077][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.216136][ T32] r9:83018205 r8:84c76000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 [ 890.216165][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.216215][ T32] r5:00001000 r4:eb433000 [ 890.216236][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.216297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.216350][ T32] r5:853aff8c r4:853afc00 [ 890.216371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.216425][ T32] r7:ddde2d80 r6:83018200 r5:853aff8c r4:8536d580 [ 890.216447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.216497][ T32] r10:61c88647 r9:84c76000 r8:8536d5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.216532][ T32] r4:8536d580 [ 890.216557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.216619][ T32] r10:00000000 r9:8536d580 r8:80287e08 r7:eb429e60 r6:84df0800 r5:84c76000 [ 890.216655][ T32] r4:00000001 [ 890.216679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.216729][ T32] Exception stack(0xeb439fb0 to 0xeb439ff8) [ 890.216764][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.216796][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.216825][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.216857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.216880][ T32] r4:85062140 [ 890.217253][ T32] INFO: task kworker/1:572:4844 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.217293][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 890.217539][ T32] Call trace: ** 7 printk messages dropped ** [ 890.218063][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 15 printk messages dropped ** [ 890.218751][ T32] r5:85ef9f8c r4:85ef9c00 ** 11 printk messages dropped ** [ 890.232540][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 890.233302][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 890.233983][ T32] r5:853b038c r4:853b0000 ** 4 printk messages dropped ** [ 890.234263][ T32] r4:8536d600 ** 4 printk messages dropped ** [ 890.234503][ T32] Exception stack(0xeb445fb0 to 0xeb445ff8) ** 6 printk messages dropped ** [ 890.235080][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 890.235423][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.235454][ T32] 1d20: 92b36000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.235507][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.235545][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.235572][ T32] r5:80070013 r4:80239bb0 [ 890.235625][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.235674][ T32] r4:82ac21e4 [ 890.235718][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.235779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.235806][ T32] r4:dffe1dc0 [ 890.235835][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.235885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.235909][ T32] r4:00000000 [ 890.235929][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.235999][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.236025][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.236095][ T32] r5:00001000 r4:dfa13000 [ 890.236120][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.236192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.236249][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.236271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.236322][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.236382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.236439][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.236484][ T32] r4:84e0be80 [ 890.236507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.236559][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.236583][ T32] r4:00000001 [ 890.236632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.236674][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.236705][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.236757][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.236790][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.236844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.236892][ T32] r4:84d87ac0 [ 890.236925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.236953][ T32] INFO: task kworker/1:574:4848 blocked for more than 467 seconds. [ 890.236985][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.237010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.237053][ T32] task:kworker/1:574 state:D stack:0 pid:4848 tgid:4848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.237107][ T32] Workqueue: events bpf_prog_free_deferred [ 890.237186][ T32] Call trace: [ 890.237261][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.237322][ T32] r10:8291a684 r9:eb455d84 r8:00000002 r7:60000013 r6:eb455d8c r5:84c74800 [ 890.237400][ T32] r4:84c74800 [ 890.237441][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.237509][ T32] r5:84c74800 r4:8291a680 [ 890.237530][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.237629][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.237691][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb455e08 [ 890.237736][ T32] r4:00000000 [ 890.237792][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.237852][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 890.237947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062580 ** 7 printk messages dropped ** [ 890.238374][ T32] r5:853b078c r4:853b0400 [ 890.238444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 890.238654][ T32] r4:8536d680 ** 4 printk messages dropped ** [ 890.258163][ T32] Exception stack(0xeb455fb0 to 0xeb455ff8) ** 3 printk messages dropped ** [ 890.258321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 890.259630][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 8 printk messages dropped ** [ 890.260049][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 890.260231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 890.260655][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 6 printk messages dropped ** [ 890.260936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 890.261280][ T32] INFO: task kworker/1:575:4851 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 890.261863][ T32] r4:84c76c00 ** 4 printk messages dropped ** [ 890.262075][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b9e08 ** 5 printk messages dropped ** [ 890.262319][ T32] r4:00000000 ** 5 printk messages dropped ** [ 890.262547][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 890.262764][ T32] r10:61c88647 r9:84c76c00 r8:8536d72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 890.263093][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 890.263671][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 890.264023][ T32] 1d20: 93005000 dfeb5000 00000001 80239b98 7f081000 00000001 ** 9 printk messages dropped ** [ 890.264513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 12 printk messages dropped ** [ 890.265103][ T32] r4:84e0be80 ** 3 printk messages dropped ** [ 890.265268][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 890.265599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.265625][ T32] r4:84d87ac0 [ 890.265669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.265700][ T32] INFO: task kworker/1:576:4853 blocked for more than 467 seconds. [ 890.265753][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.265813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.265838][ T32] task:kworker/1:576 state:D stack:0 pid:4853 tgid:4853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.266001][ T32] Workqueue: events bpf_prog_free_deferred [ 890.266088][ T32] Call trace: [ 890.266133][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.266224][ T32] r10:8291a684 r9:eb1c5d84 r8:00000002 r7:60000113 r6:eb1c5d8c r5:853d8000 [ 890.266255][ T32] r4:853d8000 [ 890.266277][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.266327][ T32] r5:853d8000 r4:8291a680 [ 890.266348][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.266455][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.266516][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c5e08 [ 890.266558][ T32] r4:00000000 [ 890.266586][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.266626][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.266663][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.266719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062a00 [ 890.266748][ T32] r4:00000000 [ 890.266769][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.266820][ T32] r9:83018205 r8:853d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 890.266852][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.266901][ T32] r5:00001000 r4:ea99d000 [ 890.266931][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.266976][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.267047][ T32] r5:853b138c r4:853b1000 [ 890.267093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.267168][ T32] r7:ddde2d80 r6:83018200 r5:853b138c r4:8536d480 [ 890.267193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.267267][ T32] r10:61c88647 r9:853d8000 r8:8536d4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.267295][ T32] r4:8536d480 [ 890.267316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.267377][ T32] r10:00000000 r9:8536d480 r8:80287e08 r7:eb1b9e60 r6:84df0a00 r5:853d8000 [ 890.267414][ T32] r4:00000001 [ 890.267438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.267479][ T32] Exception stack(0xeb1c5fb0 to 0xeb1c5ff8) [ 890.267509][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.267539][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.267580][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.267623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.267651][ T32] r4:85062800 [ 890.267837][ T32] INFO: task kworker/1:576:4853 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.267893][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.268004][ T32] Workqueue: events bpf_prog_free_deferred [ 890.268049][ T32] Call trace: [ 890.268102][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.268169][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.268195][ T32] r4:00000000 ** 1 printk messages dropped ** [ 890.268258][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 890.268469][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 890.268574][ T32] r4:dffe1dc0 ** 4 printk messages dropped ** [ 890.299291][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 6 printk messages dropped ** [ 890.299640][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 4 printk messages dropped ** [ 890.299867][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 5 printk messages dropped ** [ 890.300154][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 890.300356][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 4 printk messages dropped ** [ 890.300597][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 890.300937][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b5e08 ** 4 printk messages dropped ** [ 890.301209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062a80 ** 7 printk messages dropped ** [ 890.301628][ T32] r5:853b178c r4:853b1400 ** 3 printk messages dropped ** [ 890.301816][ T32] r10:61c88647 r9:853fe000 r8:8536d82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 890.302221][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 890.303005][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 6 printk messages dropped ** [ 890.303260][ T32] r5:80070013 r4:80239bb0 [ 890.303295][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.303344][ T32] r4:82ac21e4 [ 890.303367][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.303426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.303454][ T32] r4:dffe1dc0 [ 890.303475][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.303522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.303545][ T32] r4:00000000 [ 890.303566][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.303625][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.303651][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.303707][ T32] r5:00001000 r4:dfa13000 [ 890.303732][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.303799][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.303867][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.303916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.303993][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.304021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.304075][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.304099][ T32] r4:84e0be80 [ 890.304120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.304176][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.304200][ T32] r4:00000001 [ 890.304221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.304259][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.304289][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.304319][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.304369][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.304409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.304433][ T32] r4:84d87ac0 [ 890.304455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.304481][ T32] INFO: task kworker/1:578:4859 blocked for more than 467 seconds. [ 890.304512][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.304537][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.304560][ T32] task:kworker/1:578 state:D stack:0 pid:4859 tgid:4859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.304608][ T32] Workqueue: events bpf_prog_free_deferred [ 890.304663][ T32] Call trace: [ 890.304695][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.304748][ T32] r10:8291a684 r9:eb3add84 r8:00000002 r7:60000113 r6:eb3add8c r5:853fec00 [ 890.304771][ T32] r4:853fec00 [ 890.304801][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.304852][ T32] r5:853fec00 r4:8291a680 [ 890.304897][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.304959][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.305009][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ade08 [ 890.305056][ T32] r4:00000000 [ 890.305081][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.305162][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.305206][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.305253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062c40 [ 890.305299][ T32] r4:00000000 [ 890.305325][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.305444][ T32] r9:83018205 r8:853fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 890.305538][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.305592][ T32] r5:00001000 r4:eaadf000 [ 890.305615][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.305657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.305703][ T32] r5:853b1b8c r4:853b1800 [ 890.305734][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.305789][ T32] r7:ddde2d80 r6:83018200 r5:853b1b8c r4:8536d200 ** 1 printk messages dropped ** [ 890.305863][ T32] r10:61c88647 r9:853fec00 r8:8536d22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 890.306179][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 890.306595][ T32] Call trace: ** 4 printk messages dropped ** [ 890.306825][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 890.307084][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 890.307273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 11 printk messages dropped ** [ 890.307811][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 890.308139][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 890.308474][ T32] task:kworker/1:579 state:D stack:0 pid:4861 tgid:4861 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 890.331969][ T32] r9:83018205 r8:85400000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 ** 8 printk messages dropped ** [ 890.332420][ T32] r10:61c88647 r9:85400000 r8:8536d92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.332454][ T32] r4:8536d900 [ 890.332499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.332555][ T32] r10:00000000 r9:8536d900 r8:80287e08 r7:eb3ade60 r6:8536da80 r5:85400000 [ 890.332581][ T32] r4:00000001 [ 890.332602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.332641][ T32] Exception stack(0xeb1cdfb0 to 0xeb1cdff8) [ 890.332686][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.332722][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.332773][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.332809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.332835][ T32] r4:85062b80 [ 890.333195][ T32] INFO: task kworker/1:579:4861 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.333233][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.333322][ T32] Workqueue: events bpf_prog_free_deferred [ 890.333459][ T32] Call trace: [ 890.333513][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.333591][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.333620][ T32] r4:00000000 [ 890.333646][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.333739][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.333791][ T32] 1d20: 93c92000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.333847][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.333922][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.333956][ T32] r5:80070013 r4:80239bb0 [ 890.333978][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.334024][ T32] r4:82ac21e4 [ 890.334045][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.334091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.334114][ T32] r4:dffe1dc0 [ 890.334140][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.334187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.334210][ T32] r4:00000000 [ 890.334230][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.334278][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.334301][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.334347][ T32] r5:00001000 r4:dfa13000 [ 890.334399][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.334457][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.334516][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.334562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.334638][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 2 printk messages dropped ** [ 890.334740][ T32] r4:84e0be80 ** 2 printk messages dropped ** [ 890.334859][ T32] r4:00000001 ** 4 printk messages dropped ** [ 890.335075][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 890.335459][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 890.335772][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 890.336020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e1f40 ** 7 printk messages dropped ** [ 890.336401][ T32] r5:853b278c r4:853b2400 [ 890.336425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 890.336570][ T32] r10:61c88647 r9:85400c00 r8:8536d9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 890.336861][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 890.336973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.337000][ T32] r4:85062d80 [ 890.337227][ T32] INFO: task kworker/1:580:4864 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.337265][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.337395][ T32] Workqueue: events bpf_prog_free_deferred [ 890.337498][ T32] Call trace: [ 890.337567][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.337626][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.337673][ T32] r4:00000000 [ 890.337720][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.337788][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.337824][ T32] 1d20: 93c92000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.337855][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.337914][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.337944][ T32] r5:80070013 r4:80239bb0 [ 890.337995][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.338052][ T32] r4:82ac21e4 [ 890.338076][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.338139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.338167][ T32] r4:dffe1dc0 [ 890.338216][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.338269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.338316][ T32] r4:00000000 [ 890.338346][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.338424][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.338459][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.338529][ T32] r5:00001000 r4:dfa13000 [ 890.338586][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.338646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.338738][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.356547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.356738][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 3 printk messages dropped ** [ 890.357037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 890.357447][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.357515][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.357577][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.357644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.357689][ T32] r4:84d87ac0 [ 890.357728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.357810][ T32] INFO: task kworker/1:581:4865 blocked for more than 467 seconds. [ 890.357860][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.357889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.357913][ T32] task:kworker/1:581 state:D stack:0 pid:4865 tgid:4865 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.357972][ T32] Workqueue: events bpf_prog_free_deferred [ 890.358085][ T32] Call trace: [ 890.358164][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.358256][ T32] r10:8291a684 r9:eb44dd84 r8:00000002 r7:60000113 r6:eb44dd8c r5:85401800 [ 890.358298][ T32] r4:85401800 [ 890.358333][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.358412][ T32] r5:85401800 r4:8291a680 [ 890.358448][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.358517][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.358592][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb44de08 [ 890.358635][ T32] r4:00000000 [ 890.358670][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.372478][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.372676][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.372762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062f40 [ 890.372834][ T32] r4:00000000 [ 890.372880][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.372977][ T32] r9:83018205 r8:85401800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 890.373047][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.373146][ T32] r5:00001000 r4:eac5f000 [ 890.373188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.373273][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.373386][ T32] r5:853b238c r4:853b2000 [ 890.373427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.373514][ T32] r7:ddde2d80 r6:83018200 r5:853b238c r4:8536da00 [ 890.373556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.373641][ T32] r10:61c88647 r9:85401800 r8:8536da2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.373702][ T32] r4:8536da00 [ 890.373744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.373831][ T32] r10:00000000 r9:8536da00 r8:80287e08 r7:eb24de60 r6:8536db00 r5:85401800 ** 5 printk messages dropped ** [ 890.374199][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 890.375043][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 890.375715][ T32] 1d20: 9422e000 dfeb5000 00000001 80239b98 7f081000 00000001 ** 9 printk messages dropped ** [ 890.376358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 890.377069][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 6 printk messages dropped ** [ 890.377513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 890.378045][ T32] INFO: task kworker/1:582:4867 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 890.390694][ T32] r5:85402400 r4:8291a680 ** 3 printk messages dropped ** [ 890.390884][ T32] r4:00000000 ** 3 printk messages dropped ** [ 890.391068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fb040 ** 7 printk messages dropped ** [ 890.391419][ T32] r5:853b2b8c r4:853b2800 ** 3 printk messages dropped ** [ 890.391604][ T32] r10:61c88647 r9:85402400 r8:8536dc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 890.391998][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 890.392601][ T32] Call trace: ** 5 printk messages dropped ** [ 890.392846][ T32] 1d20: 9422e000 dfeb5000 00000001 80239b98 7f081000 00000001 ** 7 printk messages dropped ** [ 890.393217][ T32] r4:dffe1dc0 ** 5 printk messages dropped ** [ 890.393551][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 890.393976][ T32] r4:84e0be80 ** 3 printk messages dropped ** [ 890.394123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 890.394479][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 890.394901][ T32] r4:85403000 ** 1 printk messages dropped ** [ 890.394980][ T32] r5:85403000 r4:8291a680 [ 890.395001][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.395072][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.395176][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb281e08 [ 890.395205][ T32] r4:00000000 [ 890.395247][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.395290][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.395330][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.395385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fb380 [ 890.395412][ T32] r4:00000000 [ 890.395454][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.395524][ T32] r9:83018205 r8:85403000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 890.395551][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.395628][ T32] r5:00001000 r4:eadd5000 [ 890.395655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.395699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.395744][ T32] r5:853b338c r4:853b3000 [ 890.395764][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.395813][ T32] r7:ddde2d80 r6:83018200 r5:853b338c r4:8536dd80 [ 890.395834][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.395923][ T32] r10:61c88647 r9:85403000 r8:8536ddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.395978][ T32] r4:8536dd80 [ 890.396024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.396177][ T32] r10:00000000 r9:8536dd80 r8:80287e08 r7:eb25de60 r6:8536de80 r5:85403000 [ 890.396242][ T32] r4:00000001 [ 890.396288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.396376][ T32] Exception stack(0xeb281fb0 to 0xeb281ff8) [ 890.396468][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.396542][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.396580][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.396613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.396635][ T32] r4:852fb2c0 [ 890.396873][ T32] INFO: task kworker/1:583:4869 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.396917][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.397025][ T32] Workqueue: events bpf_prog_free_deferred [ 890.397082][ T32] Call trace: [ 890.397167][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.397229][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.397276][ T32] r4:00000000 [ 890.397315][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.397420][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.397490][ T32] 1d20: 9422e000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.397529][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.397581][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.397634][ T32] r5:80070013 r4:80239bb0 [ 890.397659][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 890.397919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 890.398344][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 3 printk messages dropped ** [ 890.398494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 890.398771][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 890.423159][ T32] r4:84d87ac0 ** 1 printk messages dropped ** [ 890.423274][ T32] INFO: task kworker/1:584:4872 blocked for more than 467 seconds. ** 3 printk messages dropped ** [ 890.423613][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 890.423968][ T32] r4:85403c00 ** 4 printk messages dropped ** [ 890.424284][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb29de08 ** 5 printk messages dropped ** [ 890.424641][ T32] r4:00000000 ** 3 printk messages dropped ** [ 890.424911][ T32] r5:00001000 r4:eaf9f000 [ 890.424949][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.425021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.425110][ T32] r5:853b3b8c r4:853b3800 [ 890.425170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.425261][ T32] r7:ddde2d80 r6:83018200 r5:853b3b8c r4:8536dc80 [ 890.425369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.425489][ T32] r10:61c88647 r9:85403c00 r8:8536dcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.425543][ T32] r4:8536dc80 [ 890.425584][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.425669][ T32] r10:00000000 r9:8536dc80 r8:80287e08 r7:eb281e60 r6:847e4f00 r5:85403c00 [ 890.425734][ T32] r4:00000001 [ 890.425776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.425845][ T32] Exception stack(0xeb29dfb0 to 0xeb29dff8) [ 890.425895][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.425949][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.425998][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.426050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.426114][ T32] r4:852fb340 [ 890.426650][ T32] INFO: task kworker/1:584:4872 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.426744][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.426879][ T32] Workqueue: events bpf_prog_free_deferred [ 890.426962][ T32] Call trace: [ 890.427045][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.427160][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.427208][ T32] r4:00000000 [ 890.427268][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.427345][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.427401][ T32] 1d20: 94806000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.427456][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.427502][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.427547][ T32] r5:80070013 r4:80239bb0 [ 890.427585][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.427699][ T32] r4:82ac21e4 [ 890.427744][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.427837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.427884][ T32] r4:dffe1dc0 [ 890.427921][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.427997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.428061][ T32] r4:00000000 [ 890.428105][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.428196][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.428235][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.428314][ T32] r5:00001000 r4:dfa13000 [ 890.428388][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.428477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.428564][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.428606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.428691][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.447176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.447337][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.447391][ T32] r4:84e0be80 [ 890.447440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.447506][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.447551][ T32] r4:00000001 [ 890.447606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.447652][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.447688][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.447719][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.447768][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.447804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.447830][ T32] r4:84d87ac0 [ 890.447884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.447920][ T32] INFO: task kworker/1:585:4874 blocked for more than 467 seconds. [ 890.447955][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.447981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.448004][ T32] task:kworker/1:585 state:D stack:0 pid:4874 tgid:4874 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.448091][ T32] Workqueue: events bpf_prog_free_deferred [ 890.448159][ T32] Call trace: [ 890.448205][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.448267][ T32] r10:8291a684 r9:eb299d84 r8:00000002 r7:60000113 r6:eb299d8c r5:85404800 [ 890.448315][ T32] r4:85404800 [ 890.448360][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.448449][ T32] r5:85404800 r4:8291a680 [ 890.448484][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.448532][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.448581][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb299e08 [ 890.448604][ T32] r4:00000000 [ 890.448634][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.448677][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.448796][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.459709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fb500 [ 890.459810][ T32] r4:00000000 [ 890.459873][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.460016][ T32] r9:83018205 r8:85404800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 890.460084][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.460170][ T32] r5:00001000 r4:eaf95000 [ 890.460210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.460275][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.460378][ T32] r5:853b378c r4:853b3400 [ 890.460496][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.460635][ T32] r7:ddde2d80 r6:83018200 r5:853b378c r4:85307f00 [ 890.460683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.460790][ T32] r10:61c88647 r9:85404800 r8:85307f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.460845][ T32] r4:85307f00 [ 890.460888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.460989][ T32] r10:00000000 r9:85307f00 r8:80287e08 r7:eb29de60 r6:85307c80 r5:85404800 [ 890.461061][ T32] r4:00000001 [ 890.461159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.461208][ T32] Exception stack(0xeb299fb0 to 0xeb299ff8) [ 890.461301][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.461395][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.461523][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.461572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.461624][ T32] r4:852fb4c0 [ 890.462064][ T32] INFO: task kworker/1:585:4874 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.462110][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.462237][ T32] Workqueue: events bpf_prog_free_deferred [ 890.462356][ T32] Call trace: [ 890.462481][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.462542][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.462599][ T32] r4:00000000 [ 890.462624][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.462669][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.462724][ T32] 1d20: 94f95000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.462780][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.462836][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.462867][ T32] r5:80070013 r4:80239bb0 [ 890.462894][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.462991][ T32] r4:82ac21e4 [ 890.463063][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.463128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.463164][ T32] r4:dffe1dc0 [ 890.463187][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.463234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.463267][ T32] r4:00000000 [ 890.463290][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.463391][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.463445][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.463532][ T32] r5:00001000 r4:dfa13000 [ 890.463584][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.463676][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 890.463891][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 3 printk messages dropped ** [ 890.464085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.464298][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.464345][ T32] r4:00000001 [ 890.464414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.464496][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.464536][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.464598][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.464632][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.464666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.464690][ T32] r4:84d87ac0 [ 890.464713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.464789][ T32] INFO: task kworker/1:586:4876 blocked for more than 467 seconds. [ 890.464830][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.464860][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.464910][ T32] task:kworker/1:586 state:D stack:0 pid:4876 tgid:4876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.465016][ T32] Workqueue: events bpf_prog_free_deferred [ 890.465136][ T32] Call trace: [ 890.465222][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.465324][ T32] r10:8291a684 r9:eb2b1d84 r8:00000002 r7:60000013 r6:eb2b1d8c r5:85405400 [ 890.465427][ T32] r4:85405400 [ 890.465475][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.465576][ T32] r5:85405400 r4:8291a680 [ 890.465624][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.465723][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.465804][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b1e08 [ 890.465859][ T32] r4:00000000 [ 890.465938][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.466056][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.466106][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.466175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fb800 [ 890.466265][ T32] r4:00000000 [ 890.466322][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.466425][ T32] r9:83018205 r8:85405400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 890.466506][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.466602][ T32] r5:00001000 r4:eaff1000 [ 890.466647][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.466715][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.466797][ T32] r5:853b3f8c r4:853b3c00 [ 890.466840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.466924][ T32] r7:ddde2d80 r6:83018200 r5:853b3f8c r4:8536df80 [ 890.467003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.467108][ T32] r10:61c88647 r9:85405400 r8:8536dfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.467181][ T32] r4:8536df80 [ 890.467243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.467373][ T32] r10:00000000 r9:8536df80 r8:80287e08 r7:eb29de60 r6:8536de00 r5:85405400 [ 890.467433][ T32] r4:00000001 [ 890.467456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.467498][ T32] Exception stack(0xeb2b1fb0 to 0xeb2b1ff8) [ 890.467642][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.467682][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.467738][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.467777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.467806][ T32] r4:852fb580 [ 890.468138][ T32] INFO: task kworker/1:586:4876 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.468197][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.468298][ T32] Workqueue: events bpf_prog_free_deferred [ 890.468348][ T32] Call trace: [ 890.468406][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.468528][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.468563][ T32] r4:00000000 [ 890.468592][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.468638][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.468672][ T32] 1d20: 94f95000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.468708][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.489603][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.489720][ T32] r5:80070013 r4:80239bb0 [ 890.489748][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.489819][ T32] r4:82ac21e4 [ 890.489876][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.489959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.490025][ T32] r4:dffe1dc0 [ 890.490050][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.490101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.490125][ T32] r4:00000000 [ 890.490170][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.490234][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.490287][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.490383][ T32] r5:00001000 r4:dfa13000 [ 890.490452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.490565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.490680][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.490758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.490875][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.490925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.491020][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.491046][ T32] r4:84e0be80 [ 890.491081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.491140][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.491228][ T32] r4:00000001 [ 890.491274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.491318][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.491363][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.491428][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.491462][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.491516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.491570][ T32] r4:84d87ac0 [ 890.491619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.491688][ T32] INFO: task kworker/1:587:4878 blocked for more than 467 seconds. [ 890.491759][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.491819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.491864][ T32] task:kworker/1:587 state:D stack:0 pid:4878 tgid:4878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.492026][ T32] Workqueue: events bpf_prog_free_deferred [ 890.492129][ T32] Call trace: [ 890.492216][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.492283][ T32] r10:8291a684 r9:eb2e1d84 r8:00000002 r7:60000013 r6:eb2e1d8c r5:85406000 [ 890.492309][ T32] r4:85406000 [ 890.492330][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.492418][ T32] r5:85406000 r4:8291a680 [ 890.492481][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.492568][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.492664][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e1e08 [ 890.492750][ T32] r4:00000000 [ 890.492839][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.492954][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.493039][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.493138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fb940 [ 890.493222][ T32] r4:00000000 [ 890.493272][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.493426][ T32] r9:83018205 r8:85406000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 890.493511][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.493615][ T32] r5:00001000 r4:eb001000 [ 890.493659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.493744][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.493794][ T32] r5:853bc38c r4:853bc000 [ 890.493814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.494033][ T32] r7:ddde2d80 r6:83018200 r5:853bc38c r4:852e3100 [ 890.494091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.494209][ T32] r10:61c88647 r9:85406000 r8:852e312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.494263][ T32] r4:852e3100 [ 890.494307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.494409][ T32] r10:00000000 r9:852e3100 r8:80287e08 r7:eb2b1e60 r6:852e3180 r5:85406000 [ 890.494458][ T32] r4:00000001 [ 890.494504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.494581][ T32] Exception stack(0xeb2e1fb0 to 0xeb2e1ff8) [ 890.494652][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.494690][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.494741][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.494809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.494892][ T32] r4:852fb7c0 [ 890.495530][ T32] INFO: task kworker/1:587:4878 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.495580][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.495686][ T32] Workqueue: events bpf_prog_free_deferred [ 890.495734][ T32] Call trace: [ 890.495811][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.495958][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.495989][ T32] r4:00000000 [ 890.496026][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.496168][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.496255][ T32] 1d20: 95046000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.496334][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.496393][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.496450][ T32] r5:80070013 r4:80239bb0 [ 890.496494][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.496572][ T32] r4:82ac21e4 [ 890.496626][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.496708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.496745][ T32] r4:dffe1dc0 [ 890.496768][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.496852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.496907][ T32] r4:00000000 [ 890.496962][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.497020][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.497070][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.497151][ T32] r5:00001000 r4:dfa13000 [ 890.497223][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.497278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.497376][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.497431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.497542][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.497595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.497702][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.497752][ T32] r4:84e0be80 [ 890.497800][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.497920][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.497967][ T32] r4:00000001 [ 890.498012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.498089][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.498149][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.498249][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.498312][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.498415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.498481][ T32] r4:84d87ac0 [ 890.498527][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.498585][ T32] INFO: task kworker/1:588:4880 blocked for more than 467 seconds. [ 890.498653][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.498709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.529143][ T32] task:kworker/1:588 state:D stack:0 pid:4880 tgid:4880 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.529275][ T32] Workqueue: events bpf_prog_free_deferred [ 890.529400][ T32] Call trace: [ 890.529468][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.529561][ T32] r10:8291a684 r9:eb45dd84 r8:00000002 r7:60000113 r6:eb45dd8c r5:85406c00 [ 890.529591][ T32] r4:85406c00 [ 890.529614][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.529661][ T32] r5:85406c00 r4:8291a680 [ 890.529682][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.529734][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.529787][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb45de08 [ 890.529833][ T32] r4:00000000 [ 890.529857][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.529917][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.529983][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.530034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fbac0 [ 890.530090][ T32] r4:00000000 [ 890.530115][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.530205][ T32] r9:83018205 r8:85406c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 890.530253][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.530304][ T32] r5:00001000 r4:eb1a7000 [ 890.530346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.530394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.530453][ T32] r5:853bc78c r4:853bc400 [ 890.530477][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.530531][ T32] r7:ddde2d80 r6:83018200 r5:853bc78c r4:852e3000 [ 890.530570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.530626][ T32] r10:61c88647 r9:85406c00 r8:852e302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.530660][ T32] r4:852e3000 [ 890.530684][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.530781][ T32] r10:00000000 r9:852e3000 r8:80287e08 r7:eb2e1e60 r6:852e3280 r5:85406c00 [ 890.530833][ T32] r4:00000001 [ 890.530880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.530982][ T32] Exception stack(0xeb45dfb0 to 0xeb45dff8) [ 890.531049][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.531145][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.531187][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.531255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.531301][ T32] r4:852fb880 [ 890.531757][ T32] INFO: task kworker/1:588:4880 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.531835][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.531955][ T32] Workqueue: events bpf_prog_free_deferred [ 890.532067][ T32] Call trace: [ 890.532150][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.532260][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.532296][ T32] r4:00000000 [ 890.532354][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.532408][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.532478][ T32] 1d20: 9569f000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.532564][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.532626][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.532686][ T32] r5:80070013 r4:80239bb0 [ 890.532710][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.532757][ T32] r4:82ac21e4 [ 890.532801][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.532888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.532947][ T32] r4:dffe1dc0 [ 890.532994][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.533092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.533157][ T32] r4:00000000 [ 890.533207][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.533271][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.533298][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.533396][ T32] r5:00001000 r4:dfa13000 [ 890.533470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.533569][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.533655][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.533676][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.533769][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.533832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.533951][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.534013][ T32] r4:84e0be80 [ 890.534068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.534190][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.534254][ T32] r4:00000001 [ 890.534299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.534353][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.534404][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.534442][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.534492][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.534547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.534601][ T32] r4:84d87ac0 [ 890.534647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.534705][ T32] INFO: task kworker/1:589:4883 blocked for more than 467 seconds. [ 890.534793][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.534859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.534910][ T32] task:kworker/1:589 state:D stack:0 pid:4883 tgid:4883 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.535007][ T32] Workqueue: events bpf_prog_free_deferred [ 890.535146][ T32] Call trace: [ 890.535194][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.535290][ T32] r10:8291a684 r9:eb461d84 r8:00000002 r7:60000013 r6:eb461d8c r5:85408000 [ 890.535325][ T32] r4:85408000 [ 890.535349][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.535424][ T32] r5:85408000 r4:8291a680 [ 890.535454][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.535498][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.535545][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb461e08 [ 890.535568][ T32] r4:00000000 [ 890.535587][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.535623][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.535660][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.535705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fbc40 [ 890.535727][ T32] r4:00000000 [ 890.535748][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.535797][ T32] r9:83018205 r8:85408000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 890.535829][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.535879][ T32] r5:00001000 r4:eb1b1000 [ 890.535899][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.535979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.536030][ T32] r5:853bcb8c r4:853bc800 [ 890.536051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.536135][ T32] r7:ddde2d80 r6:83018200 r5:853bcb8c r4:852e3080 [ 890.536182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.536238][ T32] r10:61c88647 r9:85408000 r8:852e30ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.536263][ T32] r4:852e3080 [ 890.536284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.536334][ T32] r10:00000000 r9:852e3080 r8:80287e08 r7:eb45de60 r6:852e3380 r5:85408000 [ 890.536359][ T32] r4:00000001 [ 890.536394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.536448][ T32] Exception stack(0xeb461fb0 to 0xeb461ff8) [ 890.536481][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.536512][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.536583][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.536644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.536690][ T32] r4:852fba80 [ 890.536876][ T32] INFO: task kworker/1:589:4883 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.536909][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.537033][ T32] Workqueue: events bpf_prog_free_deferred [ 890.537082][ T32] Call trace: [ 890.537137][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.537208][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.537232][ T32] r4:00000000 [ 890.537274][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.537320][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.537405][ T32] 1d20: 9569f000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.537466][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.537530][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.537578][ T32] r5:80070013 r4:80239bb0 [ 890.537602][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.537670][ T32] r4:82ac21e4 [ 890.537717][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.537769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.537793][ T32] r4:dffe1dc0 [ 890.537813][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.537879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.537907][ T32] r4:00000000 [ 890.537927][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.537977][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.537998][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.538043][ T32] r5:00001000 r4:dfa13000 [ 890.538073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.538146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.538197][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.538219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.538291][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.538317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.538382][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.538441][ T32] r4:84e0be80 [ 890.538504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.538616][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.538663][ T32] r4:00000001 [ 890.538758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.554944][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.555005][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.555039][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.555069][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.555159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.555225][ T32] r4:84d87ac0 [ 890.555280][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.555371][ T32] INFO: task kworker/1:590:4885 blocked for more than 467 seconds. [ 890.555452][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.555503][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.555539][ T32] task:kworker/1:590 state:D stack:0 pid:4885 tgid:4885 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.555618][ T32] Workqueue: events bpf_prog_free_deferred [ 890.555714][ T32] Call trace: [ 890.555784][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.555892][ T32] r10:8291a684 r9:eb465d84 r8:00000002 r7:60000013 r6:eb465d8c r5:85409800 [ 890.555955][ T32] r4:85409800 [ 890.555999][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.556095][ T32] r5:85409800 r4:8291a680 [ 890.556144][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.556216][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.556285][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb465e08 [ 890.556345][ T32] r4:00000000 [ 890.556392][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.556478][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.556577][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.556678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fbdc0 [ 890.556731][ T32] r4:00000000 [ 890.556776][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.556911][ T32] r9:83018205 r8:85409800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 890.556965][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.557059][ T32] r5:00001000 r4:eb1df000 [ 890.557105][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.557203][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.557279][ T32] r5:853bcf8c r4:853bcc00 [ 890.557301][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.557419][ T32] r7:ddde2d80 r6:83018200 r5:853bcf8c r4:852e3200 [ 890.557479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.557627][ T32] r10:61c88647 r9:85409800 r8:852e322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.557684][ T32] r4:852e3200 [ 890.557734][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.557837][ T32] r10:00000000 r9:852e3200 r8:80287e08 r7:eb461e60 r6:852e3480 r5:85409800 [ 890.557900][ T32] r4:00000001 [ 890.557928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.557972][ T32] Exception stack(0xeb465fb0 to 0xeb465ff8) [ 890.558002][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.558153][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.558205][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.558252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.558277][ T32] r4:852fbc00 [ 890.558649][ T32] INFO: task kworker/1:590:4885 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.558766][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.572283][ T32] Workqueue: events bpf_prog_free_deferred [ 890.572393][ T32] Call trace: [ 890.572428][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.572492][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.572529][ T32] r4:00000000 [ 890.572554][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.572599][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.572669][ T32] 1d20: 95cb9000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.572715][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.572745][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.572772][ T32] r5:80070013 r4:80239bb0 [ 890.572793][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.572840][ T32] r4:82ac21e4 [ 890.572861][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.572907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.572930][ T32] r4:dffe1dc0 [ 890.572952][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.572998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.573022][ T32] r4:00000000 [ 890.573043][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.573093][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.573126][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.573184][ T32] r5:00001000 r4:dfa13000 [ 890.573227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.573276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.573322][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.573400][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.573480][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.573504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.573555][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.573580][ T32] r4:84e0be80 [ 890.573600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.573652][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.573675][ T32] r4:00000001 [ 890.573738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.573803][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.573837][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.573891][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.573924][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.573974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.574002][ T32] r4:84d87ac0 [ 890.574049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.574095][ T32] INFO: task kworker/1:591:4886 blocked for more than 467 seconds. [ 890.574136][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.574165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.574187][ T32] task:kworker/1:591 state:D stack:0 pid:4886 tgid:4886 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.574248][ T32] Workqueue: events bpf_prog_free_deferred [ 890.574295][ T32] Call trace: [ 890.574328][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.574380][ T32] r10:8291a684 r9:eb46dd84 r8:00000002 r7:60000113 r6:eb46dd8c r5:8540a400 [ 890.574404][ T32] r4:8540a400 [ 890.574425][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.574493][ T32] r5:8540a400 r4:8291a680 [ 890.574525][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.574569][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.574616][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb46de08 [ 890.574639][ T32] r4:00000000 [ 890.574690][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.574754][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.574796][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.574845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f6140 [ 890.574871][ T32] r4:00000000 [ 890.574891][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.574967][ T32] r9:83018205 r8:8540a400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 890.574993][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.575059][ T32] r5:00001000 r4:eb203000 [ 890.575084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.575137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.575185][ T32] r5:8533838c r4:85338000 [ 890.575205][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.575253][ T32] r7:ddde2d80 r6:83018200 r5:8533838c r4:852e3300 [ 890.575292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.575348][ T32] r10:61c88647 r9:8540a400 r8:852e332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.575372][ T32] r4:852e3300 [ 890.575392][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.575443][ T32] r10:00000000 r9:852e3300 r8:80287e08 r7:eb465e60 r6:852e3400 r5:8540a400 [ 890.575468][ T32] r4:00000001 [ 890.575511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.575573][ T32] Exception stack(0xeb46dfb0 to 0xeb46dff8) [ 890.575615][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.575679][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.575711][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.575744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.575767][ T32] r4:852fbc00 [ 890.576111][ T32] INFO: task kworker/1:591:4886 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.576153][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.576246][ T32] Workqueue: events bpf_prog_free_deferred [ 890.576290][ T32] Call trace: [ 890.576321][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.576377][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.576401][ T32] r4:00000000 [ 890.576422][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.576463][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.576512][ T32] 1d20: 95cb9000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.576549][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.576610][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.576640][ T32] r5:80070013 r4:80239bb0 [ 890.576662][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.576706][ T32] r4:82ac21e4 [ 890.576727][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.576774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.576797][ T32] r4:dffe1dc0 [ 890.576817][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.576884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.576933][ T32] r4:00000000 [ 890.576957][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.577029][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.577056][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.577102][ T32] r5:00001000 r4:dfa13000 [ 890.577123][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.577173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.577218][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.577240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.577290][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.577392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.577495][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.577534][ T32] r4:84e0be80 [ 890.577566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.577624][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.577657][ T32] r4:00000001 [ 890.577691][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.577745][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.577803][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.577839][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.577868][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.577900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.577946][ T32] r4:84d87ac0 [ 890.577981][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.578022][ T32] INFO: task kworker/0:289:4889 blocked for more than 467 seconds. [ 890.578064][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.578114][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.578146][ T32] task:kworker/0:289 state:D stack:0 pid:4889 tgid:4889 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.578244][ T32] Workqueue: events bpf_prog_free_deferred [ 890.578314][ T32] Call trace: [ 890.578348][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.578425][ T32] r10:8291a684 r9:eb475d84 r8:00000002 r7:60000013 r6:eb475d8c r5:8540bc00 [ 890.578453][ T32] r4:8540bc00 [ 890.578505][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.578557][ T32] r5:8540bc00 r4:8291a680 [ 890.578587][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.578633][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.578730][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb475e08 [ 890.593286][ T32] r4:00000000 [ 890.593360][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.593511][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.593588][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.593642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f66c0 [ 890.593688][ T32] r4:00000000 [ 890.593735][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.593802][ T32] r9:83018005 r8:8540bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 890.593828][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.593880][ T32] r5:00001000 r4:eb23f000 [ 890.593902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.593945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.593991][ T32] r5:8533938c r4:85339000 [ 890.594011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.594062][ T32] r7:dddced80 r6:83018000 r5:8533938c r4:84df0b80 [ 890.594084][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.594165][ T32] r10:61c88647 r9:8540bc00 r8:84df0bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.594194][ T32] r4:84df0b80 [ 890.594239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.594296][ T32] r10:00000000 r9:84df0b80 r8:80287e08 r7:eaf55e60 r6:852e3500 r5:8540bc00 [ 890.594334][ T32] r4:00000001 [ 890.594379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.594424][ T32] Exception stack(0xeb475fb0 to 0xeb475ff8) [ 890.594482][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.594517][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.594547][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.594579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.594602][ T32] r4:853f6240 [ 890.594977][ T32] INFO: task kworker/0:289:4889 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.595016][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.595135][ T32] Workqueue: events bpf_prog_free_deferred [ 890.595196][ T32] Call trace: [ 890.595228][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.595312][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.595341][ T32] r4:00000000 [ 890.595362][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.595405][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.595436][ T32] 1d20: 95ebc000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.595488][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.595520][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.595547][ T32] r5:80070013 r4:80239bb0 [ 890.595567][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.595632][ T32] r4:82ac21e4 [ 890.595666][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.595718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.595742][ T32] r4:dffe1dc0 [ 890.595782][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.595853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.595880][ T32] r4:00000000 [ 890.595901][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.595951][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.595974][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.596048][ T32] r5:00001000 r4:dfa13000 [ 890.596074][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.596144][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.596196][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.596228][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.596283][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.596335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.596391][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.596415][ T32] r4:84e0be80 [ 890.596456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.596512][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.596553][ T32] r4:00000001 [ 890.596576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.596615][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.596646][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.596676][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.596705][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.596736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.596759][ T32] r4:84d87ac0 [ 890.596802][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.596836][ T32] INFO: task kworker/0:290:4890 blocked for more than 467 seconds. [ 890.596891][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.596947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.596974][ T32] task:kworker/0:290 state:D stack:0 pid:4890 tgid:4890 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.597044][ T32] Workqueue: events bpf_prog_free_deferred [ 890.597109][ T32] Call trace: [ 890.597151][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.597204][ T32] r10:8291a684 r9:eb47dd84 r8:00000002 r7:60000113 r6:eb47dd8c r5:8540c800 [ 890.597251][ T32] r4:8540c800 [ 890.597276][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.597351][ T32] r5:8540c800 r4:8291a680 [ 890.597403][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.597474][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.597524][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb47de08 [ 890.597549][ T32] r4:00000000 [ 890.597569][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.597618][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.597661][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.597708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f6300 [ 890.597753][ T32] r4:00000000 [ 890.597777][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.597828][ T32] r9:83018005 r8:8540c800 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 890.597861][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.597924][ T32] r5:00001000 r4:eb219000 [ 890.597948][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.598014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.598066][ T32] r5:8533878c r4:85338400 [ 890.598087][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.598165][ T32] r7:dddced80 r6:83018000 r5:8533878c r4:84df0c00 [ 890.598192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.598246][ T32] r10:61c88647 r9:8540c800 r8:84df0c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.598291][ T32] r4:84df0c00 [ 890.598316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.598368][ T32] r10:00000000 r9:84df0c00 r8:80287e08 r7:eb475e60 r6:852e3580 r5:8540c800 [ 890.598391][ T32] r4:00000001 [ 890.598410][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.598447][ T32] Exception stack(0xeb47dfb0 to 0xeb47dff8) [ 890.598477][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.598547][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.598580][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.598613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.598667][ T32] r4:853f6240 [ 890.614900][ T32] INFO: task kworker/0:290:4890 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.615002][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.615149][ T32] Workqueue: events bpf_prog_free_deferred [ 890.615252][ T32] Call trace: [ 890.615286][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.615349][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.615396][ T32] r4:00000000 [ 890.615444][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.615503][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.615541][ T32] 1d20: 962f1000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.615595][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.615627][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.615675][ T32] r5:80070013 r4:80239bb0 [ 890.615723][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.615772][ T32] r4:82ac21e4 [ 890.615814][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.615866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.615892][ T32] r4:dffe1dc0 [ 890.615914][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.615961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.616001][ T32] r4:00000000 [ 890.616046][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.616102][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.616126][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.616179][ T32] r5:00001000 r4:dfa13000 [ 890.616222][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.616271][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.616349][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.616375][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.616448][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.616476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.616550][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.616586][ T32] r4:84e0be80 [ 890.616617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.616673][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.616719][ T32] r4:00000001 [ 890.616777][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.616820][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.616851][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.616881][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.616932][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.616968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.617016][ T32] r4:84d87ac0 [ 890.617043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.617093][ T32] INFO: task kworker/1:592:4891 blocked for more than 467 seconds. [ 890.617138][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.617166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.617188][ T32] task:kworker/1:592 state:D stack:0 pid:4891 tgid:4891 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.617262][ T32] Workqueue: events bpf_prog_free_deferred [ 890.617304][ T32] Call trace: [ 890.617366][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.617474][ T32] r10:8291a684 r9:eb481d84 r8:00000002 r7:60000013 r6:eb481d8c r5:8540d400 [ 890.617527][ T32] r4:8540d400 [ 890.617554][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.617602][ T32] r5:8540d400 r4:8291a680 [ 890.617645][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.617692][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.617761][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb481e08 [ 890.617797][ T32] r4:00000000 [ 890.617821][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.617859][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.617920][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.617979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057880 [ 890.618017][ T32] r4:00000000 [ 890.618041][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.618092][ T32] r9:83018205 r8:8540d400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 890.618139][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.618190][ T32] r5:00001000 r4:eb26b000 [ 890.618211][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.618254][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.618300][ T32] r5:853bd38c r4:853bd000 [ 890.618320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.618382][ T32] r7:ddde2d80 r6:83018200 r5:853bd38c r4:852e3600 [ 890.618407][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.618459][ T32] r10:61c88647 r9:8540d400 r8:852e362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.618506][ T32] r4:852e3600 [ 890.618530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.618582][ T32] r10:00000000 r9:852e3600 r8:80287e08 r7:eb46de60 r6:852e3680 r5:8540d400 [ 890.618606][ T32] r4:00000001 [ 890.618626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.618663][ T32] Exception stack(0xeb481fb0 to 0xeb481ff8) [ 890.618692][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.618723][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.618812][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.633218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.633297][ T32] r4:850571c0 [ 890.633714][ T32] INFO: task kworker/1:592:4891 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.633762][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.633896][ T32] Workqueue: events bpf_prog_free_deferred [ 890.633972][ T32] Call trace: [ 890.634009][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.634099][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.634135][ T32] r4:00000000 [ 890.634178][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.634251][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.634289][ T32] 1d20: 96685000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.634347][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.634399][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.634438][ T32] r5:80070013 r4:80239bb0 [ 890.634462][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.634534][ T32] r4:82ac21e4 [ 890.634559][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.634608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.634654][ T32] r4:dffe1dc0 [ 890.634678][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.634726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.634749][ T32] r4:00000000 [ 890.634769][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.634819][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.634842][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.634886][ T32] r5:00001000 r4:dfa13000 [ 890.634907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.634949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.635017][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.635043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.635096][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.635118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.635175][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.635199][ T32] r4:84e0be80 [ 890.635240][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.635326][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.635355][ T32] r4:00000001 [ 890.635385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.635429][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.635469][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.635505][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.635534][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.635588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.635615][ T32] r4:84d87ac0 [ 890.635637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.635666][ T32] INFO: task kworker/0:291:4893 blocked for more than 467 seconds. [ 890.635700][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.635727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.635748][ T32] task:kworker/0:291 state:D stack:0 pid:4893 tgid:4893 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.635795][ T32] Workqueue: events bpf_prog_free_deferred [ 890.635869][ T32] Call trace: [ 890.635945][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.636002][ T32] r10:8291a684 r9:eb489d84 r8:00000002 r7:60000113 r6:eb489d8c r5:8540e000 [ 890.636026][ T32] r4:8540e000 [ 890.636057][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.636107][ T32] r5:8540e000 r4:8291a680 [ 890.636145][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.636192][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.636239][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb489e08 [ 890.636262][ T32] r4:00000000 [ 890.636292][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.636352][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.636412][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.636483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f6480 [ 890.636510][ T32] r4:00000000 [ 890.636552][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.636604][ T32] r9:83018005 r8:8540e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 890.636627][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.636691][ T32] r5:00001000 r4:eb225000 [ 890.636714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.636768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.636818][ T32] r5:85338b8c r4:85338800 [ 890.636838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.636899][ T32] r7:dddced80 r6:83018000 r5:85338b8c r4:84df0a80 [ 890.636946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.637002][ T32] r10:61c88647 r9:8540e000 r8:84df0aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.637026][ T32] r4:84df0a80 [ 890.637066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.637120][ T32] r10:00000000 r9:84df0a80 r8:80287e08 r7:eb475e60 r6:84df0d00 r5:8540e000 [ 890.637154][ T32] r4:00000001 [ 890.637174][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.637240][ T32] Exception stack(0xeb489fb0 to 0xeb489ff8) [ 890.637273][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.637316][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.637380][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.637491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.637521][ T32] r4:853f62c0 [ 890.637669][ T32] INFO: task kworker/0:291:4893 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.637758][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.637819][ T32] Workqueue: events bpf_prog_free_deferred [ 890.637884][ T32] Call trace: [ 890.637919][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.637997][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.638025][ T32] r4:00000000 [ 890.638046][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.638110][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.638173][ T32] 1d20: 96685000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.638231][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.638299][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.638351][ T32] r5:80070013 r4:80239bb0 [ 890.638376][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.638420][ T32] r4:82ac21e4 [ 890.638441][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.638486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.638510][ T32] r4:dffe1dc0 [ 890.638529][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.638574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.638596][ T32] r4:00000000 [ 890.638617][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.638665][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.638686][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.638783][ T32] r5:00001000 r4:dfa13000 [ 890.651251][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.651391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.651448][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.651472][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.651526][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.651548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.651641][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.651668][ T32] r4:84e0be80 [ 890.651691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.651745][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.651769][ T32] r4:00000001 [ 890.651789][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.651829][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.651929][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.651966][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.652139][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.652176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.652200][ T32] r4:84d87ac0 [ 890.652226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.652258][ T32] INFO: task kworker/0:292:4895 blocked for more than 467 seconds. [ 890.652686][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.652720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.652743][ T32] task:kworker/0:292 state:D stack:0 pid:4895 tgid:4895 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.653174][ T32] Workqueue: events bpf_prog_free_deferred [ 890.653622][ T32] Call trace: [ 890.653777][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.654123][ T32] r10:8291a684 r9:eb469d84 r8:00000002 r7:60000113 r6:eb469d8c r5:853e9800 [ 890.654159][ T32] r4:853e9800 [ 890.654273][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.654325][ T32] r5:853e9800 r4:8291a680 [ 890.654346][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.654418][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.654471][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb469e08 [ 890.654496][ T32] r4:00000000 [ 890.654516][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.654554][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.654842][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.654899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f6640 [ 890.654960][ T32] r4:00000000 [ 890.655233][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.655292][ T32] r9:83018005 r8:853e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 890.655315][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.655361][ T32] r5:00001000 r4:eb237000 [ 890.655383][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.655425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.655782][ T32] r5:85338f8c r4:85338c00 [ 890.655816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.655934][ T32] r7:dddced80 r6:83018000 r5:85338f8c r4:84df0b00 [ 890.655992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.656107][ T32] r10:61c88647 r9:853e9800 r8:84df0b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.656169][ T32] r4:84df0b00 [ 890.656248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.656357][ T32] r10:00000000 r9:84df0b00 r8:80287e08 r7:eb475e60 r6:84df0e00 r5:853e9800 [ 890.656408][ T32] r4:00000001 [ 890.656457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.656542][ T32] Exception stack(0xeb469fb0 to 0xeb469ff8) [ 890.656606][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.656765][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.656800][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.656833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.656856][ T32] r4:853f6440 [ 890.657578][ T32] INFO: task kworker/0:292:4895 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.657660][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.657779][ T32] Workqueue: events bpf_prog_free_deferred [ 890.657876][ T32] Call trace: [ 890.657946][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.658074][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.658109][ T32] r4:00000000 [ 890.658136][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.658379][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.658417][ T32] 1d20: 96890000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.658733][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.689456][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.689562][ T32] r5:80070013 r4:80239bb0 [ 890.689613][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.689746][ T32] r4:82ac21e4 [ 890.689800][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.689901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.689953][ T32] r4:dffe1dc0 [ 890.690003][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.690100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.690159][ T32] r4:00000000 [ 890.690204][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.690307][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.690388][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.690496][ T32] r5:00001000 r4:dfa13000 [ 890.690539][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.690645][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.690745][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.690797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.690908][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.690956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.691059][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.691163][ T32] r4:84e0be80 [ 890.691307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.691447][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.691563][ T32] r4:00000001 [ 890.691617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.691709][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.691774][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.691846][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.691908][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.692125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.692207][ T32] r4:84d87ac0 [ 890.692265][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.692343][ T32] INFO: task kworker/1:593:4896 blocked for more than 467 seconds. [ 890.692415][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.692473][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.692577][ T32] task:kworker/1:593 state:D stack:0 pid:4896 tgid:4896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.692975][ T32] Workqueue: events bpf_prog_free_deferred [ 890.693067][ T32] Call trace: [ 890.693109][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.693179][ T32] r10:8291a684 r9:eb471d84 r8:00000002 r7:60000013 r6:eb471d8c r5:853e8000 [ 890.693386][ T32] r4:853e8000 [ 890.693438][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.693525][ T32] r5:853e8000 r4:8291a680 [ 890.693574][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.693775][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.693915][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb471e08 [ 890.693949][ T32] r4:00000000 [ 890.693970][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.694009][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.694073][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.694122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057c40 [ 890.694243][ T32] r4:00000000 [ 890.694278][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.694357][ T32] r9:83018205 r8:853e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [ 890.694384][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.694465][ T32] r5:00001000 r4:dfa1b000 [ 890.694490][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.694533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.694607][ T32] r5:853be78c r4:853be400 [ 890.694781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.694834][ T32] r7:ddde2d80 r6:83018200 r5:853be78c r4:852e3700 [ 890.694942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.694999][ T32] r10:61c88647 r9:853e8000 r8:852e372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.695025][ T32] r4:852e3700 [ 890.695045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.695095][ T32] r10:00000000 r9:852e3700 r8:80287e08 r7:eb481e60 r6:84df0c80 r5:853e8000 [ 890.695275][ T32] r4:00000001 [ 890.695299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.695340][ T32] Exception stack(0xeb471fb0 to 0xeb471ff8) [ 890.695370][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.695421][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.695453][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.695485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.695508][ T32] r4:850573c0 [ 890.695860][ T32] INFO: task kworker/1:593:4896 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.695894][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.695954][ T32] Workqueue: events bpf_prog_free_deferred [ 890.696033][ T32] Call trace: [ 890.696067][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.696198][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.696258][ T32] r4:00000000 [ 890.696305][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.696396][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.696432][ T32] 1d20: 96f3d000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.696489][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.696591][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.696623][ T32] r5:80070013 r4:80239bb0 [ 890.696656][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.696751][ T32] r4:82ac21e4 [ 890.696795][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.696920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.696982][ T32] r4:dffe1dc0 [ 890.697036][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.697123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.697183][ T32] r4:00000000 [ 890.697226][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.697316][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.697414][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.697510][ T32] r5:00001000 r4:dfa13000 [ 890.697540][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.697607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.697659][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.697680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.698175][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.698205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.698260][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.698283][ T32] r4:84e0be80 [ 890.698385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.698441][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.698467][ T32] r4:00000001 [ 890.698498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.698540][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.698570][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.698612][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.698655][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.698765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.721838][ T32] r4:84d87ac0 [ 890.721889][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.721923][ T32] INFO: task kworker/0:293:4900 blocked for more than 467 seconds. [ 890.721959][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.722013][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.722042][ T32] task:kworker/0:293 state:D stack:0 pid:4900 tgid:4900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.722104][ T32] Workqueue: events bpf_prog_free_deferred [ 890.722208][ T32] Call trace: [ 890.722268][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.722333][ T32] r10:8291a684 r9:eb48dd84 r8:00000002 r7:60000113 r6:eb48dd8c r5:853ea400 [ 890.722358][ T32] r4:853ea400 [ 890.722379][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.722426][ T32] r5:853ea400 r4:8291a680 [ 890.722473][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.722522][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.723149][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb48de08 [ 890.723383][ T32] r4:00000000 [ 890.723408][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.723448][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.723490][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.723536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f6880 [ 890.723559][ T32] r4:00000000 [ 890.723579][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.723629][ T32] r9:83018005 r8:853ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 890.723761][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.723811][ T32] r5:00001000 r4:eb25f000 [ 890.723833][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.723904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.723956][ T32] r5:8533978c r4:85339400 [ 890.723978][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.724418][ T32] r7:dddced80 r6:83018000 r5:8533978c r4:84df0d80 [ 890.724447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.724514][ T32] r10:61c88647 r9:853ea400 r8:84df0dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.724541][ T32] r4:84df0d80 [ 890.724562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.724614][ T32] r10:00000000 r9:84df0d80 r8:80287e08 r7:eb475e60 r6:84df0e80 r5:853ea400 [ 890.724668][ T32] r4:00000001 [ 890.725033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.725079][ T32] Exception stack(0xeb48dfb0 to 0xeb48dff8) [ 890.725112][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.725153][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.725239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.725389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.725448][ T32] r4:853f6700 [ 890.725813][ T32] INFO: task kworker/0:293:4900 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.725848][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.725909][ T32] Workqueue: events bpf_prog_free_deferred [ 890.726037][ T32] Call trace: [ 890.726212][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.726284][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.726309][ T32] r4:00000000 [ 890.726330][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.726426][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.726462][ T32] 1d20: 97401000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.726495][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.726653][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.726684][ T32] r5:80070013 r4:80239bb0 [ 890.726706][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.726754][ T32] r4:82ac21e4 [ 890.726775][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.726822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.726845][ T32] r4:dffe1dc0 [ 890.727124][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.727186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.727382][ T32] r4:00000000 [ 890.727996][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.728051][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.728074][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.728119][ T32] r5:00001000 r4:dfa13000 [ 890.728147][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.728190][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.728235][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.728296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.728380][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.728406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.728757][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.743327][ T32] r4:84e0be80 [ 890.743387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.743467][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.743532][ T32] r4:00000001 [ 890.743559][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.743602][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.743880][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.743922][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.743953][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.743986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.744011][ T32] r4:84d87ac0 [ 890.744036][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.744068][ T32] INFO: task kworker/0:294:4902 blocked for more than 467 seconds. [ 890.744103][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.744147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.744176][ T32] task:kworker/0:294 state:D stack:0 pid:4902 tgid:4902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.744485][ T32] Workqueue: events bpf_prog_free_deferred [ 890.744548][ T32] Call trace: [ 890.744582][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.744972][ T32] r10:8291a684 r9:eb495d84 r8:00000002 r7:60000113 r6:eb495d8c r5:853eb000 [ 890.745006][ T32] r4:853eb000 [ 890.745028][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.745077][ T32] r5:853eb000 r4:8291a680 [ 890.745099][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.745229][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.745283][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb495e08 [ 890.745308][ T32] r4:00000000 [ 890.745354][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.745463][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.745523][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.745841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d52700 [ 890.746277][ T32] r4:00000000 [ 890.746304][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.746359][ T32] r9:83018005 r8:853eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 890.746383][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.746501][ T32] r5:00001000 r4:eb653000 [ 890.746527][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.746571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.746618][ T32] r5:8533a78c r4:8533a400 [ 890.746662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.746806][ T32] r7:dddced80 r6:83018000 r5:8533a78c r4:84df0f00 [ 890.746834][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.746886][ T32] r10:61c88647 r9:853eb000 r8:84df0f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.746910][ T32] r4:84df0f00 [ 890.746930][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.746984][ T32] r10:00000000 r9:84df0f00 r8:80287e08 r7:eb48de60 r6:84df0f80 r5:853eb000 [ 890.747009][ T32] r4:00000001 [ 890.747028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.747252][ T32] Exception stack(0xeb495fb0 to 0xeb495ff8) [ 890.747288][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.747319][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.747348][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.747379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.747402][ T32] r4:853f67c0 [ 890.747758][ T32] INFO: task kworker/0:294:4902 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.747792][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.747854][ T32] Workqueue: events bpf_prog_free_deferred [ 890.747899][ T32] Call trace: [ 890.747949][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.748010][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.748035][ T32] r4:00000000 [ 890.748055][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.748096][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.748150][ T32] 1d20: 975b0000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.748186][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.748214][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.748240][ T32] r5:80070013 r4:80239bb0 [ 890.748261][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.748309][ T32] r4:82ac21e4 [ 890.748383][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.748434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.748459][ T32] r4:dffe1dc0 [ 890.748493][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.748544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.748568][ T32] r4:00000000 [ 890.748588][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.748636][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.748683][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.765935][ T32] r5:00001000 r4:dfa13000 [ 890.766019][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.766091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.766150][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.766210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.766270][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.766316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.766397][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.766442][ T32] r4:84e0be80 [ 890.766469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.766547][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.766576][ T32] r4:00000001 [ 890.766618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.766665][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.766700][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.766731][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.766759][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.766802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.766829][ T32] r4:84d87ac0 [ 890.766854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.766885][ T32] INFO: task kworker/0:295:4904 blocked for more than 467 seconds. [ 890.766941][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.766972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.766996][ T32] task:kworker/0:295 state:D stack:0 pid:4904 tgid:4904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.767082][ T32] Workqueue: events bpf_prog_free_deferred [ 890.767144][ T32] Call trace: [ 890.767195][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.767257][ T32] r10:8291a684 r9:eb491d84 r8:00000002 r7:60000113 r6:eb491d8c r5:853ebc00 [ 890.767281][ T32] r4:853ebc00 [ 890.767302][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.767348][ T32] r5:853ebc00 r4:8291a680 [ 890.767369][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.767411][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.767457][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb491e08 [ 890.767480][ T32] r4:00000000 [ 890.767499][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.767536][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.767577][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.767622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d52840 [ 890.767646][ T32] r4:00000000 [ 890.767666][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.767716][ T32] r9:83018005 r8:853ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 890.767749][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.767799][ T32] r5:00001000 r4:eb645000 [ 890.767820][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.767861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.767917][ T32] r5:8533a38c r4:8533a000 [ 890.767943][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.767994][ T32] r7:dddced80 r6:83018000 r5:8533a38c r4:852ed000 [ 890.768016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.768067][ T32] r10:61c88647 r9:853ebc00 r8:852ed02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.768090][ T32] r4:852ed000 [ 890.768110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.768192][ T32] r10:00000000 r9:852ed000 r8:80287e08 r7:eb495e60 r6:852ed080 r5:853ebc00 [ 890.768221][ T32] r4:00000001 [ 890.768241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.768280][ T32] Exception stack(0xeb491fb0 to 0xeb491ff8) [ 890.768320][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.768355][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.768384][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.768417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.768440][ T32] r4:853f67c0 [ 890.774938][ T32] INFO: task kworker/0:295:4904 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.775065][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.775187][ T32] Workqueue: events bpf_prog_free_deferred [ 890.775313][ T32] Call trace: [ 890.775386][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.775521][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.775553][ T32] r4:00000000 [ 890.775576][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.775642][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.775680][ T32] 1d20: 97d18000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.775714][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.775801][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.775879][ T32] r5:80070013 r4:80239bb0 [ 890.775931][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.776023][ T32] r4:82ac21e4 [ 890.776068][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.776151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.776189][ T32] r4:dffe1dc0 [ 890.776214][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.776263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.776286][ T32] r4:00000000 [ 890.776325][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.776441][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.776506][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.776598][ T32] r5:00001000 r4:dfa13000 [ 890.776646][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.776735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.776796][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.776818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.776916][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.776971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.777078][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.777145][ T32] r4:84e0be80 [ 890.777194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.777298][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.777377][ T32] r4:00000001 [ 890.777423][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.777477][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.777507][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.777539][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.777581][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.777638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.777665][ T32] r4:84d87ac0 [ 890.777703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.777744][ T32] INFO: task kworker/1:594:4906 blocked for more than 467 seconds. [ 890.777780][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.777807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.777828][ T32] task:kworker/1:594 state:D stack:0 pid:4906 tgid:4906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.777910][ T32] Workqueue: events bpf_prog_free_deferred [ 890.778003][ T32] Call trace: [ 890.778069][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.778191][ T32] r10:8291a684 r9:eb49dd84 r8:00000002 r7:60000113 r6:eb49dd8c r5:853ec800 [ 890.778243][ T32] r4:853ec800 [ 890.778291][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.778406][ T32] r5:853ec800 r4:8291a680 [ 890.778470][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.778555][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.778604][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb49de08 [ 890.778628][ T32] r4:00000000 [ 890.778648][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.778719][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.791967][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.792064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057900 [ 890.792091][ T32] r4:00000000 [ 890.792113][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.792181][ T32] r9:83018205 r8:853ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 890.792205][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.792292][ T32] r5:00001000 r4:eb277000 [ 890.792344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.792396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.792445][ T32] r5:853bd78c r4:853bd400 [ 890.792517][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.792575][ T32] r7:ddde2d80 r6:83018200 r5:853bd78c r4:852e3780 [ 890.792598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.792649][ T32] r10:61c88647 r9:853ec800 r8:852e37ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.792672][ T32] r4:852e3780 [ 890.792692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.792766][ T32] r10:00000000 r9:852e3780 r8:80287e08 r7:eb471e60 r6:852ed100 r5:853ec800 [ 890.792793][ T32] r4:00000001 [ 890.792842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.792889][ T32] Exception stack(0xeb49dfb0 to 0xeb49dff8) [ 890.792923][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.792987][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.793050][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.793155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.793237][ T32] r4:85057940 [ 890.793896][ T32] INFO: task kworker/1:594:4906 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.793979][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.794158][ T32] Workqueue: events bpf_prog_free_deferred [ 890.794261][ T32] Call trace: [ 890.794333][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.794451][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.794504][ T32] r4:00000000 [ 890.794549][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.794640][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.794696][ T32] 1d20: 98279000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.794730][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.794758][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.794786][ T32] r5:80070013 r4:80239bb0 [ 890.794807][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.794853][ T32] r4:82ac21e4 [ 890.794874][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.794921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.794966][ T32] r4:dffe1dc0 [ 890.794991][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.795039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.795063][ T32] r4:00000000 [ 890.795083][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.795164][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.795189][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.795236][ T32] r5:00001000 r4:dfa13000 [ 890.795257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.795300][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.795347][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.795367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.795422][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.795471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.795554][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.795584][ T32] r4:84e0be80 [ 890.795631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.795686][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.795715][ T32] r4:00000001 [ 890.795772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.795843][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.795876][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.795949][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.796018][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.796103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.796174][ T32] r4:84d87ac0 [ 890.796226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.796290][ T32] INFO: task kworker/1:595:4910 blocked for more than 467 seconds. [ 890.796365][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.796409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.796432][ T32] task:kworker/1:595 state:D stack:0 pid:4910 tgid:4910 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.796493][ T32] Workqueue: events bpf_prog_free_deferred [ 890.796569][ T32] Call trace: [ 890.796601][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.796677][ T32] r10:8291a684 r9:eb4add84 r8:00000002 r7:60000013 r6:eb4add8c r5:853e8c00 [ 890.796724][ T32] r4:853e8c00 [ 890.796747][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.796864][ T32] r5:853e8c00 r4:8291a680 [ 890.796890][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.796935][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.797036][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ade08 [ 890.797093][ T32] r4:00000000 [ 890.797146][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.797229][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.797313][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.797432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057ac0 [ 890.797487][ T32] r4:00000000 [ 890.797537][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.797642][ T32] r9:83018205 r8:853e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 890.797689][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.797791][ T32] r5:00001000 r4:eb287000 [ 890.797841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.797931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.798012][ T32] r5:853bdb8c r4:853bd800 [ 890.798041][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.798164][ T32] r7:ddde2d80 r6:83018200 r5:853bdb8c r4:852e3880 [ 890.798219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.798288][ T32] r10:61c88647 r9:853e8c00 r8:852e38ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.798339][ T32] r4:852e3880 [ 890.798363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.798420][ T32] r10:00000000 r9:852e3880 r8:80287e08 r7:eb471e60 r6:852ed180 r5:853e8c00 [ 890.798444][ T32] r4:00000001 [ 890.798484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.798528][ T32] Exception stack(0xeb4adfb0 to 0xeb4adff8) [ 890.798559][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.798599][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.798631][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.798663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.798712][ T32] r4:85057a00 [ 890.822533][ T32] INFO: task kworker/1:595:4910 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.822719][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.822876][ T32] Workqueue: events bpf_prog_free_deferred [ 890.823018][ T32] Call trace: [ 890.823085][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.823232][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.823292][ T32] r4:00000000 [ 890.823340][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.823431][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.823534][ T32] 1d20: 98898000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.823607][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.823681][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.823743][ T32] r5:80070013 r4:80239bb0 [ 890.823789][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.823884][ T32] r4:82ac21e4 [ 890.823936][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.824038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.824089][ T32] r4:dffe1dc0 [ 890.824161][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.824261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.824384][ T32] r4:00000000 [ 890.824439][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.824547][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.824599][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.824684][ T32] r5:00001000 r4:dfa13000 [ 890.824709][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.824791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.824849][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.824932][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.825021][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.825053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.825108][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.825140][ T32] r4:84e0be80 [ 890.825162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.825220][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.825263][ T32] r4:00000001 [ 890.825287][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.825358][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.825411][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.825444][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.825504][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.825540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.825564][ T32] r4:84d87ac0 [ 890.825590][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.825664][ T32] INFO: task kworker/1:596:4911 blocked for more than 467 seconds. [ 890.825709][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.825737][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.825759][ T32] task:kworker/1:596 state:D stack:0 pid:4911 tgid:4911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.825812][ T32] Workqueue: events bpf_prog_free_deferred [ 890.825856][ T32] Call trace: [ 890.825930][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.826069][ T32] r10:8291a684 r9:eb345d84 r8:00000002 r7:60000113 r6:eb345d8c r5:853ed400 [ 890.826103][ T32] r4:853ed400 [ 890.826126][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.826210][ T32] r5:853ed400 r4:8291a680 [ 890.826235][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.826280][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.826339][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb345e08 [ 890.826374][ T32] r4:00000000 [ 890.826399][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.826461][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.826504][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.826552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057b40 [ 890.826599][ T32] r4:00000000 [ 890.826654][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.826746][ T32] r9:83018205 r8:853ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 890.826773][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.826821][ T32] r5:00001000 r4:eb2a5000 [ 890.826841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.826897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.826947][ T32] r5:853bdf8c r4:853bdc00 [ 890.827025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.827080][ T32] r7:ddde2d80 r6:83018200 r5:853bdf8c r4:852e3900 [ 890.827102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.827187][ T32] r10:61c88647 r9:853ed400 r8:852e392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.827213][ T32] r4:852e3900 [ 890.827233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.827283][ T32] r10:00000000 r9:852e3900 r8:80287e08 r7:eb471e60 r6:852ed200 r5:853ed400 [ 890.827308][ T32] r4:00000001 [ 890.827328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.827428][ T32] Exception stack(0xeb345fb0 to 0xeb345ff8) [ 890.827521][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.827608][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.827673][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.827712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.827737][ T32] r4:85057a00 [ 890.827957][ T32] INFO: task kworker/1:596:4911 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.828024][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.828100][ T32] Workqueue: events bpf_prog_free_deferred [ 890.828183][ T32] Call trace: [ 890.828255][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.828318][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.828343][ T32] r4:00000000 [ 890.828387][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.828458][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.828494][ T32] 1d20: 98898000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.828526][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.828568][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.828620][ T32] r5:80070013 r4:80239bb0 [ 890.828654][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.828702][ T32] r4:82ac21e4 [ 890.828842][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.836866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.836915][ T32] r4:dffe1dc0 [ 890.836939][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.837018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.837044][ T32] r4:00000000 [ 890.837065][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.837144][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.837195][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.837272][ T32] r5:00001000 r4:dfa13000 [ 890.837298][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.837415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.837477][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.837509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.837588][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.837621][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.837675][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.837699][ T32] r4:84e0be80 [ 890.837720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.837771][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.837794][ T32] r4:00000001 [ 890.837814][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.837864][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.837911][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.837957][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.837994][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.838043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.838070][ T32] r4:84d87ac0 [ 890.838096][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.838142][ T32] INFO: task kworker/1:597:4912 blocked for more than 467 seconds. [ 890.838181][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.838208][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.838231][ T32] task:kworker/1:597 state:D stack:0 pid:4912 tgid:4912 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.838301][ T32] Workqueue: events bpf_prog_free_deferred [ 890.838351][ T32] Call trace: [ 890.838419][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.838482][ T32] r10:8291a684 r9:eb34dd84 r8:00000002 r7:60000113 r6:eb34dd8c r5:853ee000 [ 890.838507][ T32] r4:853ee000 [ 890.838528][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.838599][ T32] r5:853ee000 r4:8291a680 [ 890.838646][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.838776][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.852031][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb34de08 [ 890.852081][ T32] r4:00000000 [ 890.852105][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.852183][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.852268][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.852357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057d00 [ 890.852390][ T32] r4:00000000 [ 890.852413][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.852466][ T32] r9:83018205 r8:853ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 890.852490][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.852539][ T32] r5:00001000 r4:eb2b5000 [ 890.852577][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.852646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.852704][ T32] r5:853be38c r4:853be000 [ 890.852748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.852805][ T32] r7:ddde2d80 r6:83018200 r5:853be38c r4:852e3800 [ 890.852828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.852911][ T32] r10:61c88647 r9:853ee000 r8:852e382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.852960][ T32] r4:852e3800 [ 890.852993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.853049][ T32] r10:00000000 r9:852e3800 r8:80287e08 r7:eb471e60 r6:852ed280 r5:853ee000 [ 890.853094][ T32] r4:00000001 [ 890.853124][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.853167][ T32] Exception stack(0xeb34dfb0 to 0xeb34dff8) [ 890.853214][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.853270][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.853303][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.853374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.853420][ T32] r4:85057c40 [ 890.853771][ T32] INFO: task kworker/1:597:4912 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.853807][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.853929][ T32] Workqueue: events bpf_prog_free_deferred [ 890.854010][ T32] Call trace: [ 890.854043][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.854100][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.854125][ T32] r4:00000000 [ 890.854146][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.854187][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.854219][ T32] 1d20: 98d7b000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.854250][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.854277][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.854302][ T32] r5:80070013 r4:80239bb0 [ 890.854340][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.854401][ T32] r4:82ac21e4 [ 890.854428][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.854476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.854500][ T32] r4:dffe1dc0 [ 890.854540][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.854590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.854614][ T32] r4:00000000 [ 890.854635][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.854684][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.854706][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.854796][ T32] r5:00001000 r4:dfa13000 [ 890.854841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.854891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.854949][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.854972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.855024][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.855064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.855121][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.855173][ T32] r4:84e0be80 [ 890.855209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.855266][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.855291][ T32] r4:00000001 [ 890.855310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.855350][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.855386][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.855419][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.855447][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.855479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.855511][ T32] r4:84d87ac0 [ 890.855555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.855594][ T32] INFO: task kworker/1:598:4913 blocked for more than 467 seconds. [ 890.855629][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.855655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.855677][ T32] task:kworker/1:598 state:D stack:0 pid:4913 tgid:4913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.855725][ T32] Workqueue: events bpf_prog_free_deferred [ 890.855769][ T32] Call trace: [ 890.855818][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.855875][ T32] r10:8291a684 r9:eb41dd84 r8:00000002 r7:60000113 r6:eb41dd8c r5:846a0000 [ 890.855914][ T32] r4:846a0000 [ 890.855964][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.856017][ T32] r5:846a0000 r4:8291a680 [ 890.856038][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.856103][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.856163][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb41de08 [ 890.856189][ T32] r4:00000000 [ 890.856210][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.856248][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.856285][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.856332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ec040 [ 890.856355][ T32] r4:00000000 [ 890.856375][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.856432][ T32] r9:83018205 r8:846a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 890.856455][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.856500][ T32] r5:00001000 r4:e063b000 [ 890.856521][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.856562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.856607][ T32] r5:853bf38c r4:853bf000 [ 890.856627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.856701][ T32] r7:ddde2d80 r6:83018200 r5:853bf38c r4:852e3980 [ 890.856728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.856781][ T32] r10:61c88647 r9:846a0000 r8:852e39ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.856804][ T32] r4:852e3980 [ 890.856823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.856872][ T32] r10:00000000 r9:852e3980 r8:80287e08 r7:eb471e60 r6:852ed300 r5:846a0000 [ 890.856894][ T32] r4:00000001 [ 890.856913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.856951][ T32] Exception stack(0xeb41dfb0 to 0xeb41dff8) [ 890.856980][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.857029][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.857089][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.857155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.857203][ T32] r4:85057c40 [ 890.857405][ T32] INFO: task kworker/1:598:4913 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.857455][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.857518][ T32] Workqueue: events bpf_prog_free_deferred [ 890.857570][ T32] Call trace: [ 890.857617][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.857685][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.857724][ T32] r4:00000000 [ 890.857769][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.857826][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.857862][ T32] 1d20: 98d7b000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.857895][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.857922][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.857947][ T32] r5:80070013 r4:80239bb0 [ 890.857968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.858020][ T32] r4:82ac21e4 [ 890.858043][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.858092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.858115][ T32] r4:dffe1dc0 [ 890.858160][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.858211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.858234][ T32] r4:00000000 [ 890.858275][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.858329][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.858351][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.858415][ T32] r5:00001000 r4:dfa13000 [ 890.858439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.858501][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.858560][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.858603][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.858658][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.858717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.873293][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.873441][ T32] r4:84e0be80 [ 890.873473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.873552][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.873577][ T32] r4:00000001 [ 890.873617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.873664][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.873732][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.873768][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.873798][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.873829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.873852][ T32] r4:84d87ac0 [ 890.873877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.873934][ T32] INFO: task kworker/1:599:4916 blocked for more than 467 seconds. [ 890.874010][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.874062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.874090][ T32] task:kworker/1:599 state:D stack:0 pid:4916 tgid:4916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.874181][ T32] Workqueue: events bpf_prog_free_deferred [ 890.874251][ T32] Call trace: [ 890.874295][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.874357][ T32] r10:8291a684 r9:eb42dd84 r8:00000002 r7:60000013 r6:eb42dd8c r5:846a0c00 [ 890.874387][ T32] r4:846a0c00 [ 890.874410][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.874504][ T32] r5:846a0c00 r4:8291a680 [ 890.874539][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.874608][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.874662][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb42de08 [ 890.874686][ T32] r4:00000000 [ 890.874706][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.874744][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.874797][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.874871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057700 [ 890.874909][ T32] r4:00000000 ** 3 printk messages dropped ** [ 890.875120][ T32] r5:00001000 r4:dfea1000 ** 2 printk messages dropped ** [ 890.875337][ T32] r5:853beb8c r4:853be800 [ 890.875362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.875442][ T32] r7:ddde2d80 r6:83018200 r5:853beb8c r4:852e3a00 [ 890.875482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.875565][ T32] r10:61c88647 r9:846a0c00 r8:852e3a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.875591][ T32] r4:852e3a00 [ 890.875612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.875685][ T32] r10:00000000 r9:852e3a00 r8:80287e08 r7:eb41de60 r6:852ed380 r5:846a0c00 [ 890.875713][ T32] r4:00000001 [ 890.875764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.875808][ T32] Exception stack(0xeb42dfb0 to 0xeb42dff8) [ 890.875839][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.875870][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.875921][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.875957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.875980][ T32] r4:85057fc0 [ 890.876326][ T32] INFO: task kworker/1:599:4916 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.876360][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.876461][ T32] Workqueue: events bpf_prog_free_deferred [ 890.876511][ T32] Call trace: [ 890.876543][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.876600][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.876625][ T32] r4:00000000 [ 890.876646][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.876688][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.876719][ T32] 1d20: 98f79000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.876751][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.876779][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.876804][ T32] r5:80070013 r4:80239bb0 [ 890.876826][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.876886][ T32] r4:82ac21e4 [ 890.876912][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.876982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.877031][ T32] r4:dffe1dc0 [ 890.877078][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.877151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.877179][ T32] r4:00000000 [ 890.877201][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.877251][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.877274][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.877362][ T32] r5:00001000 r4:dfa13000 [ 890.877438][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.877489][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.877536][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.877580][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.877638][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.877661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.877713][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.877736][ T32] r4:84e0be80 [ 890.877756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.877807][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.877830][ T32] r4:00000001 [ 890.877850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.877930][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.877973][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.878005][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.878042][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.878088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.878115][ T32] r4:84d87ac0 [ 890.878136][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.878163][ T32] INFO: task kworker/1:600:4917 blocked for more than 467 seconds. [ 890.878193][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.878218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.878239][ T32] task:kworker/1:600 state:D stack:0 pid:4917 tgid:4917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.878314][ T32] Workqueue: events bpf_prog_free_deferred [ 890.878405][ T32] Call trace: [ 890.878463][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.878530][ T32] r10:8291a684 r9:eb4b1d84 r8:00000002 r7:60000113 r6:eb4b1d8c r5:846a1800 [ 890.878559][ T32] r4:846a1800 [ 890.878581][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 890.878658][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.878748][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.893602][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b1e08 [ 890.893671][ T32] r4:00000000 [ 890.893720][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.893786][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.893831][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.893879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850571c0 [ 890.893919][ T32] r4:00000000 [ 890.893964][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.894046][ T32] r9:83018205 r8:846a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 890.894081][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.894148][ T32] r5:00001000 r4:e04cd000 [ 890.894193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.894242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.894290][ T32] r5:853bef8c r4:853bec00 [ 890.894325][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.894389][ T32] r7:ddde2d80 r6:83018200 r5:853bef8c r4:852e3b00 [ 890.894413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.894501][ T32] r10:61c88647 r9:846a1800 r8:852e3b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.894549][ T32] r4:852e3b00 [ 890.894586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.894695][ T32] r10:00000000 r9:852e3b00 r8:80287e08 r7:eb41de60 r6:852ed400 r5:846a1800 [ 890.894728][ T32] r4:00000001 [ 890.894751][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.894803][ T32] Exception stack(0xeb4b1fb0 to 0xeb4b1ff8) [ 890.894842][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.894883][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.894915][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.894949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.894972][ T32] r4:85057e80 [ 890.895320][ T32] INFO: task kworker/1:600:4917 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.895374][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.895454][ T32] Workqueue: events bpf_prog_free_deferred [ 890.895503][ T32] Call trace: [ 890.895535][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.895592][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.895616][ T32] r4:00000000 [ 890.895636][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.895679][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.895711][ T32] 1d20: 992a0000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.895743][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.895789][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.895820][ T32] r5:80070013 r4:80239bb0 [ 890.895843][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.895887][ T32] r4:82ac21e4 [ 890.895909][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.895955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.895979][ T32] r4:dffe1dc0 [ 890.895999][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.896055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.896107][ T32] r4:00000000 [ 890.896144][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.896219][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.896245][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.896292][ T32] r5:00001000 r4:dfa13000 [ 890.896315][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.896357][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.896411][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.896443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.896498][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.896522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.896574][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.896598][ T32] r4:84e0be80 [ 890.896638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.896716][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.896744][ T32] r4:00000001 [ 890.896775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.896827][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.896859][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.896929][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.896961][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.896993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.897017][ T32] r4:84d87ac0 [ 890.897039][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.897068][ T32] INFO: task kworker/1:601:4920 blocked for more than 467 seconds. [ 890.897114][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.897147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.897179][ T32] task:kworker/1:601 state:D stack:0 pid:4920 tgid:4920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.897233][ T32] Workqueue: events bpf_prog_free_deferred [ 890.897275][ T32] Call trace: [ 890.897305][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.897422][ T32] r10:8291a684 r9:eb4a9d84 r8:00000002 r7:60000113 r6:eb4a9d8c r5:8540ec00 [ 890.897452][ T32] r4:8540ec00 [ 890.897500][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.897551][ T32] r5:8540ec00 r4:8291a680 [ 890.897573][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.897649][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.897701][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a9e08 [ 890.897727][ T32] r4:00000000 [ 890.897771][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.897823][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.897865][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.897911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ec340 [ 890.897934][ T32] r4:00000000 [ 890.897955][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.898003][ T32] r9:83018205 r8:8540ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 890.898027][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.898087][ T32] r5:00001000 r4:e8961000 [ 890.898140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.898187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.898255][ T32] r5:853bfb8c r4:853bf800 [ 890.898298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.898354][ T32] r7:ddde2d80 r6:83018200 r5:853bfb8c r4:852e3c00 [ 890.898394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.898474][ T32] r10:61c88647 r9:8540ec00 r8:852e3c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.898534][ T32] r4:852e3c00 [ 890.898572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.898627][ T32] r10:00000000 r9:852e3c00 r8:80287e08 r7:eb41de60 r6:852e3a80 r5:8540ec00 [ 890.898652][ T32] r4:00000001 [ 890.898672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.898754][ T32] Exception stack(0xeb4a9fb0 to 0xeb4a9ff8) [ 890.915265][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.915347][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.915388][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.915426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.915451][ T32] r4:852ec240 [ 890.915802][ T32] INFO: task kworker/1:601:4920 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.915849][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.915977][ T32] Workqueue: events bpf_prog_free_deferred [ 890.916045][ T32] Call trace: [ 890.916125][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.916192][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.916239][ T32] r4:00000000 [ 890.916265][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.916312][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.916364][ T32] 1d20: 996be000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.916431][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.916485][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.916514][ T32] r5:80070013 r4:80239bb0 [ 890.916559][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.916610][ T32] r4:82ac21e4 [ 890.916655][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.916730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.916758][ T32] r4:dffe1dc0 [ 890.916779][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.916827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.916852][ T32] r4:00000000 [ 890.916872][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.916923][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.916946][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.917003][ T32] r5:00001000 r4:dfa13000 [ 890.917027][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.917071][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.917118][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.917141][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.917192][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.917215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.917266][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.917291][ T32] r4:84e0be80 [ 890.917357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.917483][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.917564][ T32] r4:00000001 [ 890.917589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.917652][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.917685][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.917717][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.917763][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.917799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.917822][ T32] r4:84d87ac0 [ 890.917846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.917883][ T32] INFO: task kworker/1:602:4922 blocked for more than 467 seconds. [ 890.917945][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.917974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.917996][ T32] task:kworker/1:602 state:D stack:0 pid:4922 tgid:4922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.918069][ T32] Workqueue: events bpf_prog_free_deferred [ 890.918118][ T32] Call trace: [ 890.918166][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.918223][ T32] r10:8291a684 r9:eb4a1d84 r8:00000002 r7:60000113 r6:eb4a1d8c r5:8540b000 [ 890.918268][ T32] r4:8540b000 [ 890.918294][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.918342][ T32] r5:8540b000 r4:8291a680 [ 890.918363][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.918412][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.918489][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a1e08 [ 890.918517][ T32] r4:00000000 [ 890.918537][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.918595][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.918637][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.918683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ec140 [ 890.918708][ T32] r4:00000000 [ 890.918783][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.932091][ T32] r9:83018205 r8:8540b000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 890.932164][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.932244][ T32] r5:00001000 r4:e0811000 [ 890.932296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.932347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.932401][ T32] r5:853bf78c r4:853bf400 [ 890.932424][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.932500][ T32] r7:ddde2d80 r6:83018200 r5:853bf78c r4:852e3c80 [ 890.932527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.932601][ T32] r10:61c88647 r9:8540b000 r8:852e3cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.932629][ T32] r4:852e3c80 [ 890.932668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.932726][ T32] r10:00000000 r9:852e3c80 r8:80287e08 r7:eb4a9e60 r6:852e3b80 r5:8540b000 [ 890.932776][ T32] r4:00000001 [ 890.932801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.932865][ T32] Exception stack(0xeb4a1fb0 to 0xeb4a1ff8) [ 890.932904][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.932936][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.932965][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.933009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.933035][ T32] r4:852ec240 [ 890.933475][ T32] INFO: task kworker/1:602:4922 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.933542][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.933664][ T32] Workqueue: events bpf_prog_free_deferred [ 890.933747][ T32] Call trace: [ 890.933782][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.933851][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.933880][ T32] r4:00000000 [ 890.933913][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.933997][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.934045][ T32] 1d20: 99a1c000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.934078][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.934106][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.934132][ T32] r5:80070013 r4:80239bb0 [ 890.934155][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.934202][ T32] r4:82ac21e4 [ 890.934224][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.934305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.934333][ T32] r4:dffe1dc0 [ 890.934355][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.934408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.934431][ T32] r4:00000000 [ 890.934451][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.934501][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.934523][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.934579][ T32] r5:00001000 r4:dfa13000 [ 890.934621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.934668][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.934715][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.934735][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.934827][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.934855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.934908][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.934931][ T32] r4:84e0be80 [ 890.934974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.935058][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.935085][ T32] r4:00000001 [ 890.935106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.935152][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.935182][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.935214][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.935243][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.935275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.935297][ T32] r4:84d87ac0 [ 890.935340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.935387][ T32] INFO: task kworker/1:603:4925 blocked for more than 467 seconds. [ 890.935443][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.935474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.935496][ T32] task:kworker/1:603 state:D stack:0 pid:4925 tgid:4925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.935556][ T32] Workqueue: events bpf_prog_free_deferred [ 890.935631][ T32] Call trace: [ 890.935703][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.935780][ T32] r10:8291a684 r9:eb4c5d84 r8:00000002 r7:60000113 r6:eb4c5d8c r5:846a3000 [ 890.935828][ T32] r4:846a3000 [ 890.935862][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.935924][ T32] r5:846a3000 r4:8291a680 [ 890.935948][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.935992][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.936039][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c5e08 [ 890.936061][ T32] r4:00000000 [ 890.936081][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.936144][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.936216][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.936267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ec480 [ 890.936291][ T32] r4:00000000 [ 890.936313][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.936364][ T32] r9:83018205 r8:846a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 890.936396][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.936444][ T32] r5:00001000 r4:eab2d000 [ 890.936466][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.936529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.936579][ T32] r5:853bff8c r4:853bfc00 [ 890.936602][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.936652][ T32] r7:ddde2d80 r6:83018200 r5:853bff8c r4:852e3e00 [ 890.936697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.936766][ T32] r10:61c88647 r9:846a3000 r8:852e3e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.936876][ T32] r4:852e3e00 [ 890.936931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.937000][ T32] r10:00000000 r9:852e3e00 r8:80287e08 r7:eb4a9e60 r6:852ed480 r5:846a3000 [ 890.937047][ T32] r4:00000001 [ 890.937095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.937164][ T32] Exception stack(0xeb4c5fb0 to 0xeb4c5ff8) [ 890.937220][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.937280][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.937313][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.937416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.937448][ T32] r4:852ec300 [ 890.937656][ T32] INFO: task kworker/1:603:4925 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.937703][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.937765][ T32] Workqueue: events bpf_prog_free_deferred [ 890.937853][ T32] Call trace: [ 890.937899][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.937958][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.937985][ T32] r4:00000000 [ 890.938027][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.938074][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.938108][ T32] 1d20: 99a1c000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.938141][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.938171][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.938207][ T32] r5:80070013 r4:80239bb0 [ 890.938233][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.938280][ T32] r4:82ac21e4 [ 890.938302][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.938371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.938427][ T32] r4:dffe1dc0 [ 890.938450][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.938520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.938570][ T32] r4:00000000 [ 890.938650][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.938788][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.949311][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.949566][ T32] r5:00001000 r4:dfa13000 [ 890.949597][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.949664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.949717][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.949741][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.949818][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.949848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.949902][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.949928][ T32] r4:84e0be80 [ 890.949969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.950058][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.950120][ T32] r4:00000001 [ 890.950158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.950222][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.950277][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.950312][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.950343][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.950381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.950407][ T32] r4:84d87ac0 [ 890.950455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.950520][ T32] INFO: task kworker/1:604:4927 blocked for more than 467 seconds. [ 890.950560][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.950590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.950623][ T32] task:kworker/1:604 state:D stack:0 pid:4927 tgid:4927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.950701][ T32] Workqueue: events bpf_prog_free_deferred [ 890.950752][ T32] Call trace: [ 890.950788][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.950848][ T32] r10:8291a684 r9:eb4cdd84 r8:00000002 r7:60000113 r6:eb4cdd8c r5:846a2400 [ 890.950877][ T32] r4:846a2400 [ 890.950952][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.951014][ T32] r5:846a2400 r4:8291a680 [ 890.951040][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.951121][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.951177][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4cde08 [ 890.951204][ T32] r4:00000000 [ 890.951226][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.951266][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.951308][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.951355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ec5c0 [ 890.951385][ T32] r4:00000000 [ 890.951432][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.951507][ T32] r9:83018205 r8:846a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 890.951535][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.951584][ T32] r5:00001000 r4:ead03000 [ 890.951606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.951651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.951697][ T32] r5:853c438c r4:853c4000 [ 890.951743][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.951834][ T32] r7:ddde2d80 r6:83018200 r5:853c438c r4:852e3d00 [ 890.951870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.951959][ T32] r10:61c88647 r9:846a2400 r8:852e3d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.951986][ T32] r4:852e3d00 [ 890.952007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.952080][ T32] r10:00000000 r9:852e3d00 r8:80287e08 r7:eb4c5e60 r6:852ed500 r5:846a2400 [ 890.952117][ T32] r4:00000001 [ 890.952167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.952214][ T32] Exception stack(0xeb4cdfb0 to 0xeb4cdff8) [ 890.952259][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.952297][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.952349][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.952392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.952419][ T32] r4:852ec3c0 [ 890.952819][ T32] INFO: task kworker/1:604:4927 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.952864][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.952952][ T32] Workqueue: events bpf_prog_free_deferred [ 890.953002][ T32] Call trace: [ 890.953037][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.953097][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.953124][ T32] r4:00000000 [ 890.953152][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.953221][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.953259][ T32] 1d20: 99bd9000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.953292][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.953321][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.953444][ T32] r5:80070013 r4:80239bb0 [ 890.953495][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.953545][ T32] r4:82ac21e4 [ 890.953570][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.953683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.953716][ T32] r4:dffe1dc0 [ 890.953741][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.953792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.953817][ T32] r4:00000000 [ 890.953883][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.953975][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.954002][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.954061][ T32] r5:00001000 r4:dfa13000 [ 890.954133][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.954186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.954234][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.954257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.954310][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.954335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.954392][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.954419][ T32] r4:84e0be80 [ 890.954440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.954493][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.954517][ T32] r4:00000001 [ 890.954539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.954614][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.954646][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.954678][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.954708][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.954764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.954794][ T32] r4:84d87ac0 [ 890.954817][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.954846][ T32] INFO: task kworker/1:605:4928 blocked for more than 467 seconds. [ 890.954879][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.954933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.954982][ T32] task:kworker/1:605 state:D stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.955083][ T32] Workqueue: events bpf_prog_free_deferred [ 890.955148][ T32] Call trace: [ 890.955210][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.955266][ T32] r10:8291a684 r9:eb4d1d84 r8:00000002 r7:60000113 r6:eb4d1d8c r5:846a3c00 [ 890.955313][ T32] r4:846a3c00 [ 890.955341][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.955395][ T32] r5:846a3c00 r4:8291a680 [ 890.955418][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.955463][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.955534][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d1e08 [ 890.955629][ T32] r4:00000000 [ 890.955677][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.955723][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.955787][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.955875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ecb00 [ 890.955905][ T32] r4:00000000 [ 890.955960][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.956015][ T32] r9:83018205 r8:846a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 890.956060][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.956145][ T32] r5:00001000 r4:eae93000 [ 890.956186][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.956256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.956306][ T32] r5:853c538c r4:853c5000 [ 890.956327][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.956387][ T32] r7:ddde2d80 r6:83018200 r5:853c538c r4:852e3f00 [ 890.956423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.956479][ T32] r10:61c88647 r9:846a3c00 r8:852e3f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.956512][ T32] r4:852e3f00 [ 890.956558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.956635][ T32] r10:00000000 r9:852e3f00 r8:80287e08 r7:eb4cde60 r6:852ed580 r5:846a3c00 [ 890.956684][ T32] r4:00000001 [ 890.956708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.956770][ T32] Exception stack(0xeb4d1fb0 to 0xeb4d1ff8) [ 890.956803][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.956835][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.956895][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.956931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.956977][ T32] r4:852ec3c0 [ 890.957189][ T32] INFO: task kworker/1:605:4928 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.957248][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.957453][ T32] Workqueue: events bpf_prog_free_deferred [ 890.957509][ T32] Call trace: [ 890.957566][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.957624][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.957648][ T32] r4:00000000 [ 890.957668][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.957710][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.957741][ T32] 1d20: 99bd9000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.957773][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.957801][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.957839][ T32] r5:80070013 r4:80239bb0 [ 890.957864][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.957908][ T32] r4:82ac21e4 [ 890.957929][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.958007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.958063][ T32] r4:dffe1dc0 [ 890.958109][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.958197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.958224][ T32] r4:00000000 [ 890.958245][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.958295][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.958337][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.958395][ T32] r5:00001000 r4:dfa13000 [ 890.958441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.958489][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.958591][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.958641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.958761][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.989225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.989326][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.989396][ T32] r4:84e0be80 [ 890.989441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.989521][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.989574][ T32] r4:00000001 [ 890.989620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.989689][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.989727][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.989761][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.989791][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.989823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.989846][ T32] r4:84d87ac0 [ 890.989871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.989901][ T32] INFO: task kworker/1:606:4929 blocked for more than 468 seconds. [ 890.989936][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.989963][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.990008][ T32] task:kworker/1:606 state:D stack:0 pid:4929 tgid:4929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.990084][ T32] Workqueue: events bpf_prog_free_deferred [ 890.990148][ T32] Call trace: [ 890.990185][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.990243][ T32] r10:8291a684 r9:eb4d5d84 r8:00000002 r7:60000013 r6:eb4d5d8c r5:846a5400 [ 890.990284][ T32] r4:846a5400 [ 890.990319][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.990370][ T32] r5:846a5400 r4:8291a680 [ 890.990397][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.990440][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.990497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d5e08 [ 890.990544][ T32] r4:00000000 [ 890.990590][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.990634][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.990675][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.990744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ec740 [ 890.990851][ T32] r4:00000000 [ 890.990914][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.990971][ T32] r9:83018205 r8:846a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 890.990994][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.991041][ T32] r5:00001000 r4:eae23000 [ 890.991061][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.991104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.991171][ T32] r5:853c478c r4:853c4400 [ 890.991196][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.991248][ T32] r7:ddde2d80 r6:83018200 r5:853c478c r4:8536df00 [ 890.991270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.991344][ T32] r10:61c88647 r9:846a5400 r8:8536df2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.991371][ T32] r4:8536df00 [ 890.991419][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.991504][ T32] r10:00000000 r9:8536df00 r8:80287e08 r7:eb4d1e60 r6:852ed600 r5:846a5400 [ 890.991531][ T32] r4:00000001 [ 890.991551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.991590][ T32] Exception stack(0xeb4d5fb0 to 0xeb4d5ff8) [ 890.991619][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.991650][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.991680][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.991713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.991746][ T32] r4:852ec3c0 [ 890.992111][ T32] INFO: task kworker/1:606:4929 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.992148][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.992208][ T32] Workqueue: events bpf_prog_free_deferred [ 890.992279][ T32] Call trace: [ 890.992334][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.992417][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.992489][ T32] r4:00000000 [ 890.992513][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.992589][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.992628][ T32] 1d20: 9a57f000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.992662][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.992689][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.992714][ T32] r5:80070013 r4:80239bb0 [ 890.992736][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.992780][ T32] r4:82ac21e4 [ 890.992802][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.992871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.992899][ T32] r4:dffe1dc0 [ 890.992928][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.992978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.993001][ T32] r4:00000000 [ 890.993045][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.993099][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.993121][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.993169][ T32] r5:00001000 r4:dfa13000 [ 890.993190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.993232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.993277][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.993349][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.993414][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.993442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.993497][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.993521][ T32] r4:84e0be80 [ 890.993542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.993593][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.993638][ T32] r4:00000001 [ 890.993662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.993701][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.993730][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.993760][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.993799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.993854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.993881][ T32] r4:84d87ac0 [ 890.993902][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.993929][ T32] INFO: task kworker/1:607:4932 blocked for more than 468 seconds. [ 890.993981][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.994010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.994032][ T32] task:kworker/1:607 state:D stack:0 pid:4932 tgid:4932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.994079][ T32] Workqueue: events bpf_prog_free_deferred [ 890.994121][ T32] Call trace: [ 890.994151][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.994203][ T32] r10:8291a684 r9:eb4e1d84 r8:00000002 r7:60000113 r6:eb4e1d8c r5:846a6000 [ 890.994237][ T32] r4:846a6000 [ 890.994262][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.994308][ T32] r5:846a6000 r4:8291a680 [ 890.994329][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.994395][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.994478][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e1e08 [ 890.994517][ T32] r4:00000000 [ 890.994551][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 890.994594][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 890.994654][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.994706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ec880 [ 890.994760][ T32] r4:00000000 [ 890.994807][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.994861][ T32] r9:83018205 r8:846a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 890.994884][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.994930][ T32] r5:00001000 r4:eae3d000 [ 890.994960][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.995027][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.995076][ T32] r5:853c4b8c r4:853c4800 [ 890.995118][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.995173][ T32] r7:ddde2d80 r6:83018200 r5:853c4b8c r4:84dfc000 [ 890.995196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.995248][ T32] r10:61c88647 r9:846a6000 r8:84dfc02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.995294][ T32] r4:84dfc000 [ 890.995340][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.995419][ T32] r10:00000000 r9:84dfc000 r8:80287e08 r7:eb4d1e60 r6:852ed680 r5:846a6000 [ 890.995469][ T32] r4:00000001 [ 890.995494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.995544][ T32] Exception stack(0xeb4e1fb0 to 0xeb4e1ff8) [ 890.995598][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.995633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.995671][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.995720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.995747][ T32] r4:852ec7c0 [ 890.995923][ T32] INFO: task kworker/1:607:4932 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 890.995956][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.996073][ T32] Workqueue: events bpf_prog_free_deferred [ 890.996147][ T32] Call trace: [ 890.996183][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 890.996239][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 890.996286][ T32] r4:00000000 [ 890.996310][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.996353][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 890.996407][ T32] 1d20: 9a57f000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 890.996484][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 890.996516][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 890.996542][ T32] r5:80070013 r4:80239bb0 [ 890.996563][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.996607][ T32] r4:82ac21e4 [ 890.996627][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.996674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 890.996697][ T32] r4:dffe1dc0 [ 890.996717][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 890.996764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 890.996786][ T32] r4:00000000 [ 890.996806][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 890.996855][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 890.996877][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 890.996944][ T32] r5:00001000 r4:dfa13000 [ 890.996970][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 890.997013][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.997059][ T32] r5:85ef9f8c r4:85ef9c00 [ 890.997081][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.997131][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 890.997176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.997253][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.997301][ T32] r4:84e0be80 [ 890.997373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.997437][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 890.997462][ T32] r4:00000001 [ 890.997482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.997549][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 890.997584][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.997617][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.997646][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.997679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.997727][ T32] r4:84d87ac0 [ 890.997862][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.997931][ T32] INFO: task kworker/1:608:4934 blocked for more than 468 seconds. [ 890.998018][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.998084][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.998139][ T32] task:kworker/1:608 state:D stack:0 pid:4934 tgid:4934 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.998266][ T32] Workqueue: events bpf_prog_free_deferred [ 890.998364][ T32] Call trace: [ 890.998427][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 890.998485][ T32] r10:8291a684 r9:eb4e9d84 r8:00000002 r7:60000113 r6:eb4e9d8c r5:85430000 [ 890.998510][ T32] r4:85430000 [ 890.998531][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 890.998605][ T32] r5:85430000 r4:8291a680 [ 890.998630][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.998674][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 890.998769][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e9e08 [ 891.021408][ T32] r4:00000000 [ 891.021475][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.021572][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.021621][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.021669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ec9c0 [ 891.021716][ T32] r4:00000000 [ 891.021764][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.021842][ T32] r9:83018205 r8:85430000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 891.021890][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.021945][ T32] r5:00001000 r4:eae5b000 [ 891.021989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.022036][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.022084][ T32] r5:853c4f8c r4:853c4c00 [ 891.022117][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.022173][ T32] r7:ddde2d80 r6:83018200 r5:853c4f8c r4:84dfc080 [ 891.022196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.022248][ T32] r10:61c88647 r9:85430000 r8:84dfc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.022271][ T32] r4:84dfc080 [ 891.022292][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.022343][ T32] r10:00000000 r9:84dfc080 r8:80287e08 r7:eb4d1e60 r6:852ed700 r5:85430000 [ 891.022389][ T32] r4:00000001 [ 891.022415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.022458][ T32] Exception stack(0xeb4e9fb0 to 0xeb4e9ff8) [ 891.022493][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 891.022524][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.022553][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.022585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.022608][ T32] r4:852ec900 [ 891.022962][ T32] INFO: task kworker/1:608:4934 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.022997][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.023105][ T32] Workqueue: events bpf_prog_free_deferred [ 891.023158][ T32] Call trace: [ 891.023226][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.023288][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.023313][ T32] r4:00000000 [ 891.023334][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.023384][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.023418][ T32] 1d20: 9a7d6000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.023473][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.023505][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.023555][ T32] r5:80070013 r4:80239bb0 [ 891.023581][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.023628][ T32] r4:82ac21e4 [ 891.023649][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.023727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.023756][ T32] r4:dffe1dc0 [ 891.023798][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.023871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.023920][ T32] r4:00000000 [ 891.023953][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.024034][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.024085][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.024137][ T32] r5:00001000 r4:dfa13000 [ 891.024159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.024202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.024281][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.024307][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.024359][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.024389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.024441][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.024466][ T32] r4:84e0be80 [ 891.024485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.024569][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.024599][ T32] r4:00000001 [ 891.024644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.024686][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.024715][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.024748][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.024776][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.024807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.024850][ T32] r4:84d87ac0 [ 891.024900][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.024955][ T32] INFO: task kworker/1:609:4935 blocked for more than 468 seconds. [ 891.024993][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.025020][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.025064][ T32] task:kworker/1:609 state:D stack:0 pid:4935 tgid:4935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.025142][ T32] Workqueue: events bpf_prog_free_deferred [ 891.025188][ T32] Call trace: [ 891.025241][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.025297][ T32] r10:8291a684 r9:eb4edd84 r8:00000002 r7:60000013 r6:eb4edd8c r5:85430c00 [ 891.025321][ T32] r4:85430c00 [ 891.025367][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.025470][ T32] r5:85430c00 r4:8291a680 [ 891.025497][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.025562][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.025614][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ede08 [ 891.025665][ T32] r4:00000000 [ 891.025689][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.025730][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.025768][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.025814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ecdc0 [ 891.025836][ T32] r4:00000000 [ 891.025856][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.025904][ T32] r9:83018205 r8:85430c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 891.025926][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.025970][ T32] r5:00001000 r4:eaecf000 [ 891.025990][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.026032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.026078][ T32] r5:853c5b8c r4:853c5800 [ 891.026116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.026192][ T32] r7:ddde2d80 r6:83018200 r5:853c5b8c r4:84dfc200 [ 891.026217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.026280][ T32] r10:61c88647 r9:85430c00 r8:84dfc22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.026307][ T32] r4:84dfc200 [ 891.026327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.026406][ T32] r10:00000000 r9:84dfc200 r8:80287e08 r7:eb4d1e60 r6:852ed780 r5:85430c00 [ 891.026457][ T32] r4:00000001 [ 891.026480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.026542][ T32] Exception stack(0xeb4edfb0 to 0xeb4edff8) [ 891.026577][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.026617][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.026657][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.026693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.026717][ T32] r4:852ec900 [ 891.026927][ T32] INFO: task kworker/1:609:4935 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.026984][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.027070][ T32] Workqueue: events bpf_prog_free_deferred [ 891.027142][ T32] Call trace: [ 891.027173][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.027238][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.027296][ T32] r4:00000000 [ 891.027362][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.027416][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.027448][ T32] 1d20: 9a7d6000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.027480][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.027507][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.027559][ T32] r5:80070013 r4:80239bb0 [ 891.027605][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.027663][ T32] r4:82ac21e4 [ 891.027699][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.027771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.027798][ T32] r4:dffe1dc0 [ 891.027819][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.027867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.027890][ T32] r4:00000000 [ 891.027910][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.027959][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.027981][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.028025][ T32] r5:00001000 r4:dfa13000 [ 891.028046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.028091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.028139][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.028160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.028211][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.028234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.028285][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.028331][ T32] r4:84e0be80 [ 891.028355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.028416][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.028440][ T32] r4:00000001 [ 891.028460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.028521][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.028563][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.028597][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.028648][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.048299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.048402][ T32] r4:84d87ac0 [ 891.048434][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.048493][ T32] INFO: task kworker/1:610:4938 blocked for more than 468 seconds. [ 891.048563][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.048595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.048619][ T32] task:kworker/1:610 state:D stack:0 pid:4938 tgid:4938 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.048746][ T32] Workqueue: events bpf_prog_free_deferred [ 891.049370][ T32] Call trace: [ 891.049473][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.049609][ T32] r10:8291a684 r9:eb4f9d84 r8:00000002 r7:60000013 r6:eb4f9d8c r5:85433000 [ 891.049664][ T32] r4:85433000 [ 891.049713][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.049824][ T32] r5:85433000 r4:8291a680 [ 891.049876][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.049965][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.050066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f9e08 [ 891.050117][ T32] r4:00000000 [ 891.050195][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.050284][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.050372][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.050518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ecc40 [ 891.050662][ T32] r4:00000000 [ 891.050720][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.050827][ T32] r9:83018205 r8:85433000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 891.051010][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.051139][ T32] r5:00001000 r4:eaeaf000 [ 891.051196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.051286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.051490][ T32] r5:853c578c r4:853c5400 [ 891.051544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.051660][ T32] r7:ddde2d80 r6:83018200 r5:853c578c r4:84dfc280 [ 891.051720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.051836][ T32] r10:61c88647 r9:85433000 r8:84dfc2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.051887][ T32] r4:84dfc280 [ 891.051959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.052087][ T32] r10:00000000 r9:84dfc280 r8:80287e08 r7:eb4ede60 r6:852ed800 r5:85433000 [ 891.052170][ T32] r4:00000001 [ 891.052223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.052316][ T32] Exception stack(0xeb4f9fb0 to 0xeb4f9ff8) [ 891.052428][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 891.052524][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.052596][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.052664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.052727][ T32] r4:852eca40 [ 891.053260][ T32] INFO: task kworker/1:610:4938 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.053316][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.053492][ T32] Workqueue: events bpf_prog_free_deferred [ 891.053541][ T32] Call trace: [ 891.053619][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.053691][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.053720][ T32] r4:00000000 [ 891.053741][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.053783][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.053814][ T32] 1d20: 9ab5e000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.053846][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.053873][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.053898][ T32] r5:80070013 r4:80239bb0 [ 891.053918][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.053963][ T32] r4:82ac21e4 [ 891.053984][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.054052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.054080][ T32] r4:dffe1dc0 [ 891.054170][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.054241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.054269][ T32] r4:00000000 [ 891.054362][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.054462][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.054488][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.054538][ T32] r5:00001000 r4:dfa13000 [ 891.054561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.054604][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.054650][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.054671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.054722][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.054744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.054820][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.054864][ T32] r4:84e0be80 [ 891.054922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.055005][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.055064][ T32] r4:00000001 [ 891.055140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.055209][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.055270][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.055336][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.055395][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.055430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.055454][ T32] r4:84d87ac0 [ 891.055475][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.055505][ T32] INFO: task kworker/1:611:4941 blocked for more than 468 seconds. [ 891.055571][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.055630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.055683][ T32] task:kworker/1:611 state:D stack:0 pid:4941 tgid:4941 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.055763][ T32] Workqueue: events bpf_prog_free_deferred [ 891.055822][ T32] Call trace: [ 891.055895][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.055949][ T32] r10:8291a684 r9:eb501d84 r8:00000002 r7:60000013 r6:eb501d8c r5:85432400 [ 891.055973][ T32] r4:85432400 [ 891.056034][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.056084][ T32] r5:85432400 r4:8291a680 [ 891.056105][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.056148][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.056222][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb501e08 [ 891.056281][ T32] r4:00000000 [ 891.056333][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.056375][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.056422][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.056468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ece40 [ 891.056491][ T32] r4:00000000 [ 891.056511][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.056559][ T32] r9:83018205 r8:85432400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 891.056581][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.056625][ T32] r5:00001000 r4:eaef9000 [ 891.056645][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.056718][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.056827][ T32] r5:853c5f8c r4:853c5c00 [ 891.056855][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.056920][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:84dfc300 [ 891.056946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.056999][ T32] r10:61c88647 r9:85432400 r8:84dfc32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.057022][ T32] r4:84dfc300 [ 891.057042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.057162][ T32] r10:00000000 r9:84dfc300 r8:80287e08 r7:eb4ede60 r6:852ed880 r5:85432400 [ 891.057251][ T32] r4:00000001 [ 891.057304][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.057407][ T32] Exception stack(0xeb501fb0 to 0xeb501ff8) [ 891.057440][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.057471][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.057500][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.057533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.057585][ T32] r4:852ecd80 [ 891.057787][ T32] INFO: task kworker/1:611:4941 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.057823][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.057934][ T32] Workqueue: events bpf_prog_free_deferred [ 891.057983][ T32] Call trace: [ 891.058039][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.058097][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.058122][ T32] r4:00000000 [ 891.058147][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.058200][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.058235][ T32] 1d20: 9ab5e000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.058268][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.058296][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.058344][ T32] r5:80070013 r4:80239bb0 [ 891.058368][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.058418][ T32] r4:82ac21e4 [ 891.058439][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.058486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.058509][ T32] r4:dffe1dc0 [ 891.058548][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.058599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.058622][ T32] r4:00000000 [ 891.058643][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.058693][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.058744][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.089303][ T32] r5:00001000 r4:dfa13000 [ 891.089420][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.089508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.089558][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.089608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.089700][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.089755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.089812][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.089837][ T32] r4:84e0be80 [ 891.089860][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.089944][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.089999][ T32] r4:00000001 [ 891.090023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.090066][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.090153][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.090215][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.090286][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.090323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.090346][ T32] r4:84d87ac0 [ 891.090371][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.090408][ T32] INFO: task kworker/1:612:4942 blocked for more than 468 seconds. [ 891.090442][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.090469][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.090492][ T32] task:kworker/1:612 state:D stack:0 pid:4942 tgid:4942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.090550][ T32] Workqueue: events bpf_prog_free_deferred [ 891.090651][ T32] Call trace: [ 891.090686][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.090774][ T32] r10:8291a684 r9:eb505d84 r8:00000002 r7:60000013 r6:eb505d8c r5:85431800 [ 891.090803][ T32] r4:85431800 [ 891.090825][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.090871][ T32] r5:85431800 r4:8291a680 [ 891.090903][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.090951][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.090999][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb505e08 [ 891.091023][ T32] r4:00000000 [ 891.091043][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.091102][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.091172][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.091223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84574580 [ 891.091268][ T32] r4:00000000 [ 891.091293][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.091346][ T32] r9:83018205 r8:85431800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 891.091368][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.091419][ T32] r5:00001000 r4:eb007000 [ 891.091440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.091482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.091527][ T32] r5:853c678c r4:853c6400 [ 891.091548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.091597][ T32] r7:ddde2d80 r6:83018200 r5:853c678c r4:84dfc180 [ 891.091618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.091668][ T32] r10:61c88647 r9:85431800 r8:84dfc1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.091712][ T32] r4:84dfc180 [ 891.091743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.091795][ T32] r10:00000000 r9:84dfc180 r8:80287e08 r7:eb501e60 r6:852ed900 r5:85431800 [ 891.091819][ T32] r4:00000001 [ 891.091840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.091878][ T32] Exception stack(0xeb505fb0 to 0xeb505ff8) [ 891.091912][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 891.091954][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.091986][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.092042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.092069][ T32] r4:852ece80 [ 891.092458][ T32] INFO: task kworker/1:612:4942 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.092495][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.092566][ T32] Workqueue: events bpf_prog_free_deferred [ 891.092632][ T32] Call trace: [ 891.092674][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.092733][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.092757][ T32] r4:00000000 [ 891.092808][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.092878][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.092948][ T32] 1d20: 9b5f5000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.093006][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.093069][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.093099][ T32] r5:80070013 r4:80239bb0 [ 891.093154][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.093208][ T32] r4:82ac21e4 [ 891.093230][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.093277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.093302][ T32] r4:dffe1dc0 [ 891.093321][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.093424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.093451][ T32] r4:00000000 [ 891.093471][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.093522][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.093543][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.093589][ T32] r5:00001000 r4:dfa13000 [ 891.093609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.093651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.093696][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.093718][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.093770][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.093792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.093866][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.093895][ T32] r4:84e0be80 [ 891.093937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.093992][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.094046][ T32] r4:00000001 [ 891.094078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.094121][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.094151][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.094205][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.094239][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.094271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.094315][ T32] r4:84d87ac0 [ 891.094339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.094388][ T32] INFO: task kworker/1:613:4943 blocked for more than 468 seconds. [ 891.094425][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.094451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.094473][ T32] task:kworker/1:613 state:D stack:0 pid:4943 tgid:4943 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.094520][ T32] Workqueue: events bpf_prog_free_deferred [ 891.094562][ T32] Call trace: [ 891.094593][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.094645][ T32] r10:8291a684 r9:eb509d84 r8:00000002 r7:60000013 r6:eb509d8c r5:85434800 [ 891.094680][ T32] r4:85434800 [ 891.094705][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.094763][ T32] r5:85434800 r4:8291a680 [ 891.094787][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.094839][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.094900][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb509e08 [ 891.094928][ T32] r4:00000000 [ 891.094949][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.095021][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.095063][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.095110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057740 [ 891.095136][ T32] r4:00000000 [ 891.095157][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.095205][ T32] r9:83018205 r8:85434800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 891.095227][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.095272][ T32] r5:00001000 r4:eaf39000 [ 891.095292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.095344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.095420][ T32] r5:853c638c r4:853c6000 [ 891.095454][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.095508][ T32] r7:ddde2d80 r6:83018200 r5:853c638c r4:84dfc380 [ 891.095549][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.095606][ T32] r10:61c88647 r9:85434800 r8:84dfc3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.095631][ T32] r4:84dfc380 [ 891.095651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.095700][ T32] r10:00000000 r9:84dfc380 r8:80287e08 r7:eb505e60 r6:852ed980 r5:85434800 [ 891.095724][ T32] r4:00000001 [ 891.095753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.095795][ T32] Exception stack(0xeb509fb0 to 0xeb509ff8) [ 891.095848][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 891.095885][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.095913][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.095953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.095980][ T32] r4:852ece80 [ 891.096152][ T32] INFO: task kworker/1:613:4943 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.096185][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.096265][ T32] Workqueue: events bpf_prog_free_deferred [ 891.096311][ T32] Call trace: [ 891.096367][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.096444][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.096484][ T32] r4:00000000 [ 891.096508][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.096552][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.096604][ T32] 1d20: 9b5f5000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.096649][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.096680][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.096740][ T32] r5:80070013 r4:80239bb0 [ 891.096821][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.096890][ T32] r4:82ac21e4 [ 891.096912][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.096981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.097030][ T32] r4:dffe1dc0 [ 891.097053][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.097104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.097130][ T32] r4:00000000 [ 891.097156][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.097205][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.097248][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.097300][ T32] r5:00001000 r4:dfa13000 [ 891.097323][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.097428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.097487][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.097521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.097578][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.097601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.097653][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.097676][ T32] r4:84e0be80 [ 891.097717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.097795][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.097835][ T32] r4:00000001 [ 891.097856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.097896][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.097925][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.097977][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.098011][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.098043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.098066][ T32] r4:84d87ac0 [ 891.098087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.098113][ T32] INFO: task kworker/1:614:4946 blocked for more than 468 seconds. [ 891.098167][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.098203][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.098227][ T32] task:kworker/1:614 state:D stack:0 pid:4946 tgid:4946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.098276][ T32] Workqueue: events bpf_prog_free_deferred [ 891.098343][ T32] Call trace: [ 891.098375][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.098456][ T32] r10:8291a684 r9:eb50dd84 r8:00000002 r7:60000113 r6:eb50dd8c r5:85435400 [ 891.098485][ T32] r4:85435400 [ 891.098507][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.098583][ T32] r5:85435400 r4:8291a680 [ 891.098608][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.098681][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.121029][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb50de08 [ 891.121138][ T32] r4:00000000 [ 891.121207][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.121287][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.121475][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.121542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fd000 [ 891.121567][ T32] r4:00000000 [ 891.121590][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.121642][ T32] r9:83018205 r8:85435400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 891.121665][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.121715][ T32] r5:00001000 r4:eb023000 [ 891.121737][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.121798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.121914][ T32] r5:853c6b8c r4:853c6800 [ 891.121941][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.121996][ T32] r7:ddde2d80 r6:83018200 r5:853c6b8c r4:84dfc100 [ 891.122018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.122068][ T32] r10:61c88647 r9:85435400 r8:84dfc12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.122140][ T32] r4:84dfc100 [ 891.122184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.122240][ T32] r10:00000000 r9:84dfc100 r8:80287e08 r7:eb505e60 r6:852eda00 r5:85435400 [ 891.122265][ T32] r4:00000001 [ 891.122285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.122326][ T32] Exception stack(0xeb50dfb0 to 0xeb50dff8) [ 891.122360][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.122400][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.122430][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.122461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.122484][ T32] r4:845744c0 [ 891.122834][ T32] INFO: task kworker/1:614:4946 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.122869][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.122940][ T32] Workqueue: events bpf_prog_free_deferred [ 891.122989][ T32] Call trace: [ 891.123021][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.123145][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.123175][ T32] r4:00000000 [ 891.123196][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.123242][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.123273][ T32] 1d20: 9bb20000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.123318][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.123350][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.123376][ T32] r5:80070013 r4:80239bb0 [ 891.123403][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.123449][ T32] r4:82ac21e4 [ 891.123470][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.123518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.123541][ T32] r4:dffe1dc0 [ 891.123561][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.123608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.123631][ T32] r4:00000000 [ 891.123652][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.123715][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.123741][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.123789][ T32] r5:00001000 r4:dfa13000 [ 891.123810][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.123853][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.123898][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.123919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.123970][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.123992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.124070][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.124095][ T32] r4:84e0be80 [ 891.124136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.124216][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.124245][ T32] r4:00000001 [ 891.124266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.124357][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.124395][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.124427][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.124457][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.124502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.124559][ T32] r4:84d87ac0 [ 891.124790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.124839][ T32] INFO: task kworker/1:615:4948 blocked for more than 468 seconds. [ 891.124879][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.124906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.124929][ T32] task:kworker/1:615 state:D stack:0 pid:4948 tgid:4948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.125019][ T32] Workqueue: events bpf_prog_free_deferred [ 891.125066][ T32] Call trace: [ 891.125098][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.125268][ T32] r10:8291a684 r9:eb515d84 r8:00000002 r7:60000013 r6:eb515d8c r5:85436c00 [ 891.125315][ T32] r4:85436c00 [ 891.125385][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.125443][ T32] r5:85436c00 r4:8291a680 [ 891.125795][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.125877][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.125930][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb515e08 [ 891.125963][ T32] r4:00000000 [ 891.126141][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.126206][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.126249][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.126295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fd140 [ 891.126324][ T32] r4:00000000 [ 891.126411][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.126471][ T32] r9:83018205 r8:85436c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 891.126497][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.126544][ T32] r5:00001000 r4:eb02d000 [ 891.126564][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.126607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.126653][ T32] r5:853c6f8c r4:853c6c00 [ 891.126674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.126747][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:84dfc480 [ 891.126792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.126869][ T32] r10:61c88647 r9:85436c00 r8:84dfc4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.126918][ T32] r4:84dfc480 [ 891.126949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.127006][ T32] r10:00000000 r9:84dfc480 r8:80287e08 r7:eb50de60 r6:852eda80 r5:85436c00 [ 891.127034][ T32] r4:00000001 [ 891.127104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.127160][ T32] Exception stack(0xeb515fb0 to 0xeb515ff8) [ 891.127191][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 891.127222][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.127250][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.127283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.127306][ T32] r4:852fd240 [ 891.127490][ T32] INFO: task kworker/1:615:4948 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.127524][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.127601][ T32] Workqueue: events bpf_prog_free_deferred [ 891.127646][ T32] Call trace: [ 891.127676][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.127733][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.127758][ T32] r4:00000000 [ 891.127778][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.127819][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.127872][ T32] 1d20: 9bb20000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.127928][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.127960][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.127986][ T32] r5:80070013 r4:80239bb0 [ 891.128007][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.128051][ T32] r4:82ac21e4 [ 891.128073][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.128120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.128164][ T32] r4:dffe1dc0 [ 891.128188][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.128235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.128278][ T32] r4:00000000 [ 891.128303][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.128354][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.128383][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.128430][ T32] r5:00001000 r4:dfa13000 [ 891.128464][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.128512][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.128599][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.128624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.151248][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.151341][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.151438][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.151469][ T32] r4:84e0be80 [ 891.151502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.151570][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.151597][ T32] r4:00000001 [ 891.151619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.151682][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.151729][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.151770][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.151812][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.151848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.151872][ T32] r4:84d87ac0 [ 891.151905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.151951][ T32] INFO: task kworker/1:616:4950 blocked for more than 468 seconds. [ 891.152009][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.152040][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.152094][ T32] task:kworker/1:616 state:D stack:0 pid:4950 tgid:4950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.152160][ T32] Workqueue: events bpf_prog_free_deferred [ 891.152211][ T32] Call trace: [ 891.152244][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.152302][ T32] r10:8291a684 r9:eb51dd84 r8:00000002 r7:60000013 r6:eb51dd8c r5:846a4800 [ 891.152326][ T32] r4:846a4800 [ 891.152346][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.152399][ T32] r5:846a4800 r4:8291a680 [ 891.152422][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.152465][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.152534][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb51de08 [ 891.152561][ T32] r4:00000000 [ 891.152581][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.152641][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.152689][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.152735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fd440 [ 891.152782][ T32] r4:00000000 [ 891.152828][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.152883][ T32] r9:83018205 r8:846a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 891.152906][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.152952][ T32] r5:00001000 r4:eb05b000 [ 891.153003][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.153072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.153123][ T32] r5:853c778c r4:853c7400 [ 891.153146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.153221][ T32] r7:ddde2d80 r6:83018200 r5:853c778c r4:84dfc400 [ 891.153270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.153481][ T32] r10:61c88647 r9:846a4800 r8:84dfc42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.153519][ T32] r4:84dfc400 [ 891.153542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.153611][ T32] r10:00000000 r9:84dfc400 r8:80287e08 r7:eb515e60 r6:852edb00 r5:846a4800 [ 891.153638][ T32] r4:00000001 [ 891.153682][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.153725][ T32] Exception stack(0xeb51dfb0 to 0xeb51dff8) [ 891.153756][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.153787][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.153837][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.153875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.153920][ T32] r4:852fd240 [ 891.154284][ T32] INFO: task kworker/1:616:4950 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.154319][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.154384][ T32] Workqueue: events bpf_prog_free_deferred [ 891.154479][ T32] Call trace: [ 891.154525][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.154583][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.154608][ T32] r4:00000000 [ 891.154650][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.154718][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.154753][ T32] 1d20: 9bee5000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.154798][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.154864][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.154912][ T32] r5:80070013 r4:80239bb0 [ 891.154972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.155045][ T32] r4:82ac21e4 [ 891.155091][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.155143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.155168][ T32] r4:dffe1dc0 [ 891.155209][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.155282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.155309][ T32] r4:00000000 [ 891.155339][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.155398][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.155422][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.155490][ T32] r5:00001000 r4:dfa13000 [ 891.155515][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.155559][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.155604][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.155625][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.155707][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.155757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.155813][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.155869][ T32] r4:84e0be80 [ 891.155895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.155947][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.156004][ T32] r4:00000001 [ 891.156027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.156067][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.156096][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.156155][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.156197][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.156254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.156280][ T32] r4:84d87ac0 [ 891.156302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.156328][ T32] INFO: task kworker/1:617:4951 blocked for more than 468 seconds. [ 891.156385][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.156415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.156438][ T32] task:kworker/1:617 state:D stack:0 pid:4951 tgid:4951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.156532][ T32] Workqueue: events bpf_prog_free_deferred [ 891.156599][ T32] Call trace: [ 891.156635][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.156688][ T32] r10:8291a684 r9:eb4f5d84 r8:00000002 r7:60000113 r6:eb4f5d8c r5:85408c00 [ 891.156754][ T32] r4:85408c00 [ 891.156803][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.156853][ T32] r5:85408c00 r4:8291a680 [ 891.156910][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.156979][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.157040][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f5e08 [ 891.157071][ T32] r4:00000000 [ 891.157117][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.157182][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.157239][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.157290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fd300 [ 891.157314][ T32] r4:00000000 [ 891.157357][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.157416][ T32] r9:83018205 r8:85408c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 891.157439][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.157521][ T32] r5:00001000 r4:eb047000 [ 891.157576][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.157623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.157670][ T32] r5:853c738c r4:853c7000 [ 891.157691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.157740][ T32] r7:ddde2d80 r6:83018200 r5:853c738c r4:84dfc580 [ 891.157764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.157848][ T32] r10:61c88647 r9:85408c00 r8:84dfc5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.157876][ T32] r4:84dfc580 [ 891.157896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.157947][ T32] r10:00000000 r9:84dfc580 r8:80287e08 r7:eb51de60 r6:84dfc680 r5:85408c00 [ 891.157969][ T32] r4:00000001 [ 891.158016][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.158061][ T32] Exception stack(0xeb4f5fb0 to 0xeb4f5ff8) [ 891.158091][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 891.158122][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.158150][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.158181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.158205][ T32] r4:852fd100 [ 891.158389][ T32] INFO: task kworker/1:617:4951 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.158455][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.158576][ T32] Workqueue: events bpf_prog_free_deferred [ 891.158624][ T32] Call trace: [ 891.158725][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.181971][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.182057][ T32] r4:00000000 [ 891.182083][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.182166][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.182208][ T32] 1d20: 9c649000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.182241][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.182269][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.182295][ T32] r5:80070013 r4:80239bb0 [ 891.182316][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.182392][ T32] r4:82ac21e4 [ 891.182458][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.182529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.182614][ T32] r4:dffe1dc0 [ 891.182652][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.182732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.182770][ T32] r4:00000000 [ 891.182816][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.182902][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.182934][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.182986][ T32] r5:00001000 r4:dfa13000 [ 891.183030][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.183078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.183125][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.183147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.183221][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.183248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.183300][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.183324][ T32] r4:84e0be80 [ 891.183344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.183423][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.183450][ T32] r4:00000001 [ 891.183472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.183512][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.183563][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.183598][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.183652][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.183688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.183712][ T32] r4:84d87ac0 [ 891.183737][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.183769][ T32] INFO: task kworker/1:618:4954 blocked for more than 468 seconds. [ 891.183804][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.183831][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.183854][ T32] task:kworker/1:618 state:D stack:0 pid:4954 tgid:4954 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.183931][ T32] Workqueue: events bpf_prog_free_deferred [ 891.184002][ T32] Call trace: [ 891.184058][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.184115][ T32] r10:8291a684 r9:eb519d84 r8:00000002 r7:60000113 r6:eb519d8c r5:853eec00 [ 891.184142][ T32] r4:853eec00 [ 891.184163][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.184234][ T32] r5:853eec00 r4:8291a680 [ 891.184285][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.184354][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.184411][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb519e08 [ 891.184435][ T32] r4:00000000 [ 891.184455][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.184492][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.184529][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.184574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fd740 [ 891.184597][ T32] r4:00000000 [ 891.184657][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.184720][ T32] r9:83018205 r8:853eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 891.184747][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.184810][ T32] r5:00001000 r4:eb09d000 [ 891.184838][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.184919][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.184969][ T32] r5:853c7f8c r4:853c7c00 [ 891.185027][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.185106][ T32] r7:ddde2d80 r6:83018200 r5:853c7f8c r4:84dfc780 [ 891.185220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.185443][ T32] r10:61c88647 r9:853eec00 r8:84dfc7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.185514][ T32] r4:84dfc780 [ 891.185559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.185682][ T32] r10:00000000 r9:84dfc780 r8:80287e08 r7:eb51de60 r6:84dfc600 r5:853eec00 [ 891.185754][ T32] r4:00000001 [ 891.185803][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.185978][ T32] Exception stack(0xeb519fb0 to 0xeb519ff8) [ 891.186047][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 891.186506][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.186577][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.186644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.186696][ T32] r4:852fd640 [ 891.187322][ T32] INFO: task kworker/1:618:4954 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.187403][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.187598][ T32] Workqueue: events bpf_prog_free_deferred [ 891.187749][ T32] Call trace: [ 891.187824][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.187939][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.188182][ T32] r4:00000000 [ 891.188235][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.188320][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.188390][ T32] 1d20: 9c649000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.188459][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.188533][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.188615][ T32] r5:80070013 r4:80239bb0 [ 891.188687][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.203151][ T32] r4:82ac21e4 [ 891.203295][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.203479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.203537][ T32] r4:dffe1dc0 [ 891.203584][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.204111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.204186][ T32] r4:00000000 [ 891.204236][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.204434][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.204490][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.204679][ T32] r5:00001000 r4:dfa13000 [ 891.204733][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.204822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.205112][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.205173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.205281][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.205526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.205642][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.206561][ T32] r4:84e0be80 [ 891.206840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.206959][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.207010][ T32] r4:00000001 [ 891.207124][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.207224][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.207296][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.207671][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.207743][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.207812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.207863][ T32] r4:84d87ac0 [ 891.207915][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.207977][ T32] INFO: task kworker/1:619:4955 blocked for more than 468 seconds. [ 891.208050][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.208143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.208199][ T32] task:kworker/1:619 state:D stack:0 pid:4955 tgid:4955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.208321][ T32] Workqueue: events bpf_prog_free_deferred [ 891.208422][ T32] Call trace: [ 891.208495][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.208608][ T32] r10:8291a684 r9:eb4b9d84 r8:00000002 r7:60000113 r6:eb4b9d8c r5:85418000 [ 891.208658][ T32] r4:85418000 [ 891.208720][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.239238][ T32] r5:85418000 r4:8291a680 [ 891.239322][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.239416][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.239473][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b9e08 [ 891.239542][ T32] r4:00000000 [ 891.239632][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.239733][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.239819][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.239880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fd600 [ 891.239913][ T32] r4:00000000 [ 891.239949][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.240006][ T32] r9:83018205 r8:85418000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 891.240029][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.240078][ T32] r5:00001000 r4:eb06d000 [ 891.240110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.240171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.240222][ T32] r5:853c7b8c r4:853c7800 [ 891.240278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.240334][ T32] r7:ddde2d80 r6:83018200 r5:853c7b8c r4:84dfc500 [ 891.240357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.240433][ T32] r10:61c88647 r9:85418000 r8:84dfc52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.240494][ T32] r4:84dfc500 [ 891.240544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.240627][ T32] r10:00000000 r9:84dfc500 r8:80287e08 r7:eb519e60 r6:84dfc880 r5:85418000 [ 891.240655][ T32] r4:00000001 [ 891.240676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.240717][ T32] Exception stack(0xeb4b9fb0 to 0xeb4b9ff8) [ 891.240751][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 891.240784][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.240812][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.240844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.240876][ T32] r4:852fd640 [ 891.241287][ T32] INFO: task kworker/1:619:4955 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.241362][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.241449][ T32] Workqueue: events bpf_prog_free_deferred [ 891.241526][ T32] Call trace: [ 891.241585][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.241682][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.241719][ T32] r4:00000000 [ 891.241741][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.241807][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.241845][ T32] 1d20: 9cd72000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.241877][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.241921][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.241950][ T32] r5:80070013 r4:80239bb0 [ 891.241972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.242026][ T32] r4:82ac21e4 [ 891.242056][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.242193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.242262][ T32] r4:dffe1dc0 [ 891.242286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.242427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.242550][ T32] r4:00000000 [ 891.242601][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.242654][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.242688][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.242737][ T32] r5:00001000 r4:dfa13000 [ 891.242758][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.242801][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.242847][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.242867][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.242939][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.242966][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.243019][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.243042][ T32] r4:84e0be80 [ 891.243061][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.243137][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.243172][ T32] r4:00000001 [ 891.243193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.243256][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.243290][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.243351][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.243383][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.243414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.243437][ T32] r4:84d87ac0 [ 891.243460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.243520][ T32] INFO: task kworker/1:620:4958 blocked for more than 468 seconds. [ 891.243560][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.243588][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.243630][ T32] task:kworker/1:620 state:D stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.243684][ T32] Workqueue: events bpf_prog_free_deferred [ 891.243728][ T32] Call trace: [ 891.243821][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.243876][ T32] r10:8291a684 r9:eb525d84 r8:00000002 r7:60000013 r6:eb525d8c r5:85418c00 [ 891.243978][ T32] r4:85418c00 [ 891.244080][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.244135][ T32] r5:85418c00 r4:8291a680 [ 891.244159][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.244201][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.244258][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb525e08 [ 891.244307][ T32] r4:00000000 [ 891.244351][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.244393][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.244431][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.244476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fd7c0 [ 891.244499][ T32] r4:00000000 [ 891.244551][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.244605][ T32] r9:83018205 r8:85418c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 891.244629][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.244695][ T32] r5:00001000 r4:eb0bf000 [ 891.244718][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.244798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.244856][ T32] r5:8548438c r4:85484000 [ 891.244880][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.244940][ T32] r7:ddde2d80 r6:83018200 r5:8548438c r4:84dfc700 [ 891.244965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.245039][ T32] r10:61c88647 r9:85418c00 r8:84dfc72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.245066][ T32] r4:84dfc700 [ 891.245087][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.245144][ T32] r10:00000000 r9:84dfc700 r8:80287e08 r7:eb519e60 r6:84dfc900 r5:85418c00 [ 891.245169][ T32] r4:00000001 [ 891.245189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.245248][ T32] Exception stack(0xeb525fb0 to 0xeb525ff8) [ 891.245303][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 891.245375][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.245414][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.245447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.245470][ T32] r4:852fd940 [ 891.245672][ T32] INFO: task kworker/1:620:4958 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.245708][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.245779][ T32] Workqueue: events bpf_prog_free_deferred [ 891.245827][ T32] Call trace: [ 891.245859][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.245937][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.245966][ T32] r4:00000000 [ 891.245997][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.246073][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.246110][ T32] 1d20: 9cd72000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.246148][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.246176][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.246232][ T32] r5:80070013 r4:80239bb0 [ 891.246257][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.246316][ T32] r4:82ac21e4 [ 891.246341][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.246388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.246411][ T32] r4:dffe1dc0 [ 891.246440][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.246489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.246536][ T32] r4:00000000 [ 891.246588][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.246665][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.246693][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.246744][ T32] r5:00001000 r4:dfa13000 [ 891.246765][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.246838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.246891][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.246913][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.246998][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.247045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.247122][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.247159][ T32] r4:84e0be80 [ 891.247201][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.247279][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.247307][ T32] r4:00000001 [ 891.247350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.247392][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.247452][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.247488][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.247539][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.247574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.247622][ T32] r4:84d87ac0 [ 891.247655][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.247706][ T32] INFO: task kworker/1:621:4960 blocked for more than 468 seconds. [ 891.247740][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.247777][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.247802][ T32] task:kworker/1:621 state:D stack:0 pid:4960 tgid:4960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.247873][ T32] Workqueue: events bpf_prog_free_deferred [ 891.247916][ T32] Call trace: [ 891.247947][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.248020][ T32] r10:8291a684 r9:eb52dd84 r8:00000002 r7:60000013 r6:eb52dd8c r5:85419800 [ 891.248049][ T32] r4:85419800 [ 891.248071][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.248118][ T32] r5:85419800 r4:8291a680 [ 891.248146][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.248211][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.248283][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb52de08 [ 891.248310][ T32] r4:00000000 [ 891.248331][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.248368][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.248405][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.248452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fdc40 [ 891.248500][ T32] r4:00000000 [ 891.248524][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.248596][ T32] r9:83018205 r8:85419800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 891.248622][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.248702][ T32] r5:00001000 r4:eb0df000 [ 891.248774][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.262334][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.262445][ T32] r5:85484b8c r4:85484800 [ 891.262490][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.262573][ T32] r7:ddde2d80 r6:83018200 r5:85484b8c r4:84dfc980 [ 891.262638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.262697][ T32] r10:61c88647 r9:85419800 r8:84dfc9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.262746][ T32] r4:84dfc980 [ 891.262771][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.262846][ T32] r10:00000000 r9:84dfc980 r8:80287e08 r7:eb525e60 r6:84dfca80 r5:85419800 [ 891.262874][ T32] r4:00000001 [ 891.262896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.262952][ T32] Exception stack(0xeb52dfb0 to 0xeb52dff8) [ 891.263001][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.263045][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.263078][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.263110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.263142][ T32] r4:852fd800 [ 891.263496][ T32] INFO: task kworker/1:621:4960 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.263531][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.263619][ T32] Workqueue: events bpf_prog_free_deferred [ 891.263669][ T32] Call trace: [ 891.263729][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.263789][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.263815][ T32] r4:00000000 [ 891.263835][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.263877][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.263928][ T32] 1d20: 9cec0000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.263985][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.264017][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.264044][ T32] r5:80070013 r4:80239bb0 [ 891.264066][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.264113][ T32] r4:82ac21e4 [ 891.264141][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.264189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.264235][ T32] r4:dffe1dc0 [ 891.264260][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.264309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.264353][ T32] r4:00000000 [ 891.264378][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.264466][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.264543][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.264597][ T32] r5:00001000 r4:dfa13000 [ 891.264620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.264663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.264722][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.264767][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.264830][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.264853][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.264925][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.264976][ T32] r4:84e0be80 [ 891.264999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.265054][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.265079][ T32] r4:00000001 [ 891.265119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.265169][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.265200][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.265231][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.265260][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.265291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.265313][ T32] r4:84d87ac0 [ 891.265373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.265472][ T32] INFO: task kworker/1:622:4962 blocked for more than 468 seconds. [ 891.265535][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.265589][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.265653][ T32] task:kworker/1:622 state:D stack:0 pid:4962 tgid:4962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.265781][ T32] Workqueue: events bpf_prog_free_deferred [ 891.265918][ T32] Call trace: [ 891.265990][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.266088][ T32] r10:8291a684 r9:eb531d84 r8:00000002 r7:60000013 r6:eb531d8c r5:8541b000 [ 891.266152][ T32] r4:8541b000 [ 891.266210][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.266320][ T32] r5:8541b000 r4:8291a680 [ 891.266381][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.266495][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.266601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb531e08 [ 891.266711][ T32] r4:00000000 [ 891.266768][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.266869][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.266958][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.267065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fda00 [ 891.267117][ T32] r4:00000000 [ 891.267182][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.267302][ T32] r9:83018205 r8:8541b000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 891.267390][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.267494][ T32] r5:00001000 r4:eb0d3000 [ 891.267544][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.267639][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.267735][ T32] r5:8548478c r4:85484400 [ 891.267790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.267904][ T32] r7:ddde2d80 r6:83018200 r5:8548478c r4:84dfc800 [ 891.267989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.268104][ T32] r10:61c88647 r9:8541b000 r8:84dfc82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.268167][ T32] r4:84dfc800 [ 891.268209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.268336][ T32] r10:00000000 r9:84dfc800 r8:80287e08 r7:eb52de60 r6:84dfca00 r5:8541b000 [ 891.268399][ T32] r4:00000001 [ 891.268478][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.268578][ T32] Exception stack(0xeb531fb0 to 0xeb531ff8) [ 891.268642][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.268710][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.294294][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.294499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.294576][ T32] r4:852fd9c0 [ 891.295255][ T32] INFO: task kworker/1:622:4962 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.295352][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.295525][ T32] Workqueue: events bpf_prog_free_deferred [ 891.295684][ T32] Call trace: [ 891.295801][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.295925][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.296008][ T32] r4:00000000 [ 891.296071][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.296182][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.296271][ T32] 1d20: 9d258000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.296345][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.296409][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.296508][ T32] r5:80070013 r4:80239bb0 [ 891.296606][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.296738][ T32] r4:82ac21e4 [ 891.296796][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.296914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.296991][ T32] r4:dffe1dc0 [ 891.297054][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.297179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.297241][ T32] r4:00000000 [ 891.297316][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.297486][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.297558][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.297664][ T32] r5:00001000 r4:dfa13000 [ 891.297715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.297810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.297913][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.297980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.298094][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.298218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.298343][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.298403][ T32] r4:84e0be80 [ 891.298455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.298567][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.298645][ T32] r4:00000001 [ 891.298782][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.309625][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.309747][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.309822][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.309889][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.309964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.310037][ T32] r4:84d87ac0 [ 891.310143][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.310227][ T32] INFO: task kworker/1:623:4964 blocked for more than 468 seconds. [ 891.310319][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.310398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.310464][ T32] task:kworker/1:623 state:D stack:0 pid:4964 tgid:4964 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.310632][ T32] Workqueue: events bpf_prog_free_deferred [ 891.310760][ T32] Call trace: [ 891.310840][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.310965][ T32] r10:8291a684 r9:eb529d84 r8:00000002 r7:60000013 r6:eb529d8c r5:8541bc00 [ 891.311036][ T32] r4:8541bc00 [ 891.311119][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.311243][ T32] r5:8541bc00 r4:8291a680 [ 891.311298][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.311389][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.311488][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb529e08 [ 891.311538][ T32] r4:00000000 [ 891.311588][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.311673][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.311767][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.311871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fdec0 [ 891.311936][ T32] r4:00000000 [ 891.311979][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.312088][ T32] r9:83018205 r8:8541bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 891.312157][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.312256][ T32] r5:00001000 r4:eb10f000 [ 891.312306][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.312398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.312513][ T32] r5:8548538c r4:85485000 [ 891.312580][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.312710][ T32] r7:ddde2d80 r6:83018200 r5:8548538c r4:84dfcb00 [ 891.312776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.312901][ T32] r10:61c88647 r9:8541bc00 r8:84dfcb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.312963][ T32] r4:84dfcb00 [ 891.313014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.313140][ T32] r10:00000000 r9:84dfcb00 r8:80287e08 r7:eb52de60 r6:84dfcc80 r5:8541bc00 [ 891.313197][ T32] r4:00000001 [ 891.313245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.313369][ T32] Exception stack(0xeb529fb0 to 0xeb529ff8) [ 891.313446][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 891.313570][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.313647][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.313721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.313780][ T32] r4:852fdc00 [ 891.314401][ T32] INFO: task kworker/1:623:4964 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.314543][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.314708][ T32] Workqueue: events bpf_prog_free_deferred [ 891.314802][ T32] Call trace: [ 891.314868][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.314984][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.315039][ T32] r4:00000000 [ 891.315083][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.315184][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.315301][ T32] 1d20: 9d258000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.315430][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.315506][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.315563][ T32] r5:80070013 r4:80239bb0 [ 891.315615][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.315747][ T32] r4:82ac21e4 [ 891.315816][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.315937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.315998][ T32] r4:dffe1dc0 [ 891.316063][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.316180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.316247][ T32] r4:00000000 [ 891.316296][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.316413][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.316511][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.316668][ T32] r5:00001000 r4:dfa13000 [ 891.316737][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.316849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.316981][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.317046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.317177][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.317232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.317374][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.317434][ T32] r4:84e0be80 [ 891.317480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.317608][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.317669][ T32] r4:00000001 [ 891.317717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.317800][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.317867][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.317936][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.318029][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.318110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.318175][ T32] r4:84d87ac0 [ 891.318226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.318284][ T32] INFO: task kworker/1:624:4966 blocked for more than 468 seconds. [ 891.318394][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.318457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.318540][ T32] task:kworker/1:624 state:D stack:0 pid:4966 tgid:4966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.318770][ T32] Workqueue: events bpf_prog_free_deferred [ 891.341466][ T32] Call trace: [ 891.341570][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.341724][ T32] r10:8291a684 r9:eb535d84 r8:00000002 r7:60000013 r6:eb535d8c r5:8541c800 [ 891.341783][ T32] r4:8541c800 [ 891.341834][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.341938][ T32] r5:8541c800 r4:8291a680 [ 891.341993][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.342089][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.342213][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb535e08 [ 891.342271][ T32] r4:00000000 [ 891.342315][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.342405][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.342531][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.342656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fdd80 [ 891.342716][ T32] r4:00000000 [ 891.342765][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.342886][ T32] r9:83018205 r8:8541c800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 891.342944][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.343063][ T32] r5:00001000 r4:eb0f5000 [ 891.343112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.343218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.343330][ T32] r5:85484f8c r4:85484c00 [ 891.343401][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.343538][ T32] r7:ddde2d80 r6:83018200 r5:85484f8c r4:84dfcb80 [ 891.343614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.343752][ T32] r10:61c88647 r9:8541c800 r8:84dfcbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.343843][ T32] r4:84dfcb80 [ 891.343917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.344039][ T32] r10:00000000 r9:84dfcb80 r8:80287e08 r7:eb529e60 r6:84dfcd00 r5:8541c800 [ 891.344099][ T32] r4:00000001 [ 891.344163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.344287][ T32] Exception stack(0xeb535fb0 to 0xeb535ff8) [ 891.344501][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 891.344606][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.344683][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.344763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.344824][ T32] r4:852fdcc0 [ 891.345505][ T32] INFO: task kworker/1:624:4966 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.345614][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.345765][ T32] Workqueue: events bpf_prog_free_deferred [ 891.345889][ T32] Call trace: [ 891.345990][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.346112][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.346202][ T32] r4:00000000 [ 891.346287][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.346387][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.346460][ T32] 1d20: 9d4c0000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.346526][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.346587][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.346646][ T32] r5:80070013 r4:80239bb0 [ 891.346695][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.346791][ T32] r4:82ac21e4 [ 891.346855][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.346982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.347041][ T32] r4:dffe1dc0 [ 891.347089][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.347216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.347291][ T32] r4:00000000 [ 891.347426][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.347548][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.347621][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.347749][ T32] r5:00001000 r4:dfa13000 [ 891.347804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.347896][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.348016][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.348115][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.348260][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.348346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.348469][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.348533][ T32] r4:84e0be80 [ 891.348607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.373940][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.374141][ T32] r4:00000001 [ 891.374200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.374324][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.374398][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.374469][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.374534][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.374607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.374660][ T32] r4:84d87ac0 [ 891.374721][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.374808][ T32] INFO: task kworker/1:625:4968 blocked for more than 468 seconds. [ 891.374930][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.375042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.375103][ T32] task:kworker/1:625 state:D stack:0 pid:4968 tgid:4968 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.375245][ T32] Workqueue: events bpf_prog_free_deferred [ 891.375349][ T32] Call trace: [ 891.375428][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.375543][ T32] r10:8291a684 r9:eb539d84 r8:00000002 r7:60000013 r6:eb539d8c r5:8541d400 [ 891.375620][ T32] r4:8541d400 [ 891.375692][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.375812][ T32] r5:8541d400 r4:8291a680 [ 891.375879][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.375974][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.376090][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb539e08 [ 891.376193][ T32] r4:00000000 [ 891.376299][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.376411][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.376512][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.376639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854611c0 [ 891.376706][ T32] r4:00000000 [ 891.376751][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.376869][ T32] r9:83018205 r8:8541d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 891.376931][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.377050][ T32] r5:00001000 r4:eb149000 [ 891.377166][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.377274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.377419][ T32] r5:85485f8c r4:85485c00 [ 891.377471][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.377582][ T32] r7:ddde2d80 r6:83018200 r5:85485f8c r4:84dfcd80 [ 891.377640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.377757][ T32] r10:61c88647 r9:8541d400 r8:84dfcdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.377829][ T32] r4:84dfcd80 [ 891.377891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.378007][ T32] r10:00000000 r9:84dfcd80 r8:80287e08 r7:eb529e60 r6:84dfce80 r5:8541d400 [ 891.378066][ T32] r4:00000001 [ 891.378142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.378238][ T32] Exception stack(0xeb539fb0 to 0xeb539ff8) [ 891.378321][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 891.378401][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.378483][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.378557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.378615][ T32] r4:845744c0 [ 891.399886][ T32] INFO: task kworker/1:625:4968 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.400080][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.400270][ T32] Workqueue: events bpf_prog_free_deferred [ 891.400482][ T32] Call trace: [ 891.400661][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.400797][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.400855][ T32] r4:00000000 [ 891.400939][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.401050][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.401167][ T32] 1d20: 9da8a000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.401239][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.401363][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.401461][ T32] r5:80070013 r4:80239bb0 [ 891.401516][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.401644][ T32] r4:82ac21e4 [ 891.401699][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.401831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.401983][ T32] r4:dffe1dc0 [ 891.402045][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.402164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.402220][ T32] r4:00000000 [ 891.402271][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.402432][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.402493][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.402599][ T32] r5:00001000 r4:dfa13000 [ 891.402648][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.402744][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.402865][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.402921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.403028][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.403111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.403231][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.403286][ T32] r4:84e0be80 [ 891.403332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.403437][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.403494][ T32] r4:00000001 [ 891.403557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.403680][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.403766][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.403859][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.403927][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.404017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.404076][ T32] r4:84d87ac0 [ 891.404144][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.404264][ T32] INFO: task kworker/1:626:4970 blocked for more than 468 seconds. [ 891.404356][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.404417][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.404467][ T32] task:kworker/1:626 state:D stack:0 pid:4970 tgid:4970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.404596][ T32] Workqueue: events bpf_prog_free_deferred [ 891.404693][ T32] Call trace: [ 891.404816][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.404938][ T32] r10:8291a684 r9:eb53dd84 r8:00000002 r7:60000013 r6:eb53dd8c r5:8541e000 [ 891.404995][ T32] r4:8541e000 [ 891.405046][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.405229][ T32] r5:8541e000 r4:8291a680 [ 891.405320][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.405444][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.405548][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb53de08 [ 891.405597][ T32] r4:00000000 [ 891.405645][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.405742][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.405838][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.405940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84574240 [ 891.406010][ T32] r4:00000000 [ 891.406074][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.406194][ T32] r9:83018205 r8:8541e000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 891.406245][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.406351][ T32] r5:00001000 r4:eb123000 [ 891.406400][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.406531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.406652][ T32] r5:8548578c r4:85485400 [ 891.406707][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.406827][ T32] r7:ddde2d80 r6:83018200 r5:8548578c r4:84dfcc00 [ 891.406907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.407035][ T32] r10:61c88647 r9:8541e000 r8:84dfcc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.407109][ T32] r4:84dfcc00 [ 891.407209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.407320][ T32] r10:00000000 r9:84dfcc00 r8:80287e08 r7:eb539e60 r6:84dfcf80 r5:8541e000 [ 891.407390][ T32] r4:00000001 [ 891.407451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.407544][ T32] Exception stack(0xeb53dfb0 to 0xeb53dff8) [ 891.407613][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.407684][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.407749][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.407816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.407869][ T32] r4:85461080 [ 891.408279][ T32] INFO: task kworker/1:626:4970 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.408364][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.408563][ T32] Workqueue: events bpf_prog_free_deferred [ 891.408678][ T32] Call trace: [ 891.439555][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.439735][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.439794][ T32] r4:00000000 [ 891.439861][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.439965][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.440066][ T32] 1d20: 9ddaa000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.440154][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.440246][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.440344][ T32] r5:80070013 r4:80239bb0 [ 891.440403][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.440504][ T32] r4:82ac21e4 [ 891.440578][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.440693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.440748][ T32] r4:dffe1dc0 [ 891.440796][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.440896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.440987][ T32] r4:00000000 [ 891.441054][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.441230][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.441303][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.441441][ T32] r5:00001000 r4:dfa13000 [ 891.441501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.441609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.441722][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.441784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.441893][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.441946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.442049][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.442102][ T32] r4:84e0be80 [ 891.442170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.442322][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.442397][ T32] r4:00000001 [ 891.442450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.442558][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.442632][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.442702][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.442772][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.442842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.442894][ T32] r4:84d87ac0 [ 891.442947][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.443034][ T32] INFO: task kworker/1:627:4972 blocked for more than 468 seconds. [ 891.443159][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.443230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.443284][ T32] task:kworker/1:627 state:D stack:0 pid:4972 tgid:4972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.443417][ T32] Workqueue: events bpf_prog_free_deferred [ 891.443569][ T32] Call trace: [ 891.443703][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.443828][ T32] r10:8291a684 r9:eb541d84 r8:00000002 r7:60000013 r6:eb541d8c r5:8541ec00 [ 891.443907][ T32] r4:8541ec00 [ 891.443973][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.444076][ T32] r5:8541ec00 r4:8291a680 [ 891.444149][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.444258][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.444371][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb541e08 [ 891.444433][ T32] r4:00000000 [ 891.444505][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.444602][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.444693][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.444792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461040 [ 891.444894][ T32] r4:00000000 [ 891.444951][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.445073][ T32] r9:83018205 r8:8541ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 891.445125][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.445234][ T32] r5:00001000 r4:eb133000 [ 891.445282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.445408][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.445529][ T32] r5:85485b8c r4:85485800 [ 891.445580][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.445699][ T32] r7:ddde2d80 r6:83018200 r5:85485b8c r4:852e3d80 [ 891.445749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.445860][ T32] r10:61c88647 r9:8541ec00 r8:852e3dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.445914][ T32] r4:852e3d80 [ 891.445983][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.446101][ T32] r10:00000000 r9:852e3d80 r8:80287e08 r7:eb539e60 r6:852e3e80 r5:8541ec00 [ 891.446168][ T32] r4:00000001 [ 891.446230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.446372][ T32] Exception stack(0xeb541fb0 to 0xeb541ff8) [ 891.446452][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.446523][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.446589][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.446687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.446783][ T32] r4:85461280 [ 891.447501][ T32] INFO: task kworker/1:627:4972 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.447603][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.447800][ T32] Workqueue: events bpf_prog_free_deferred [ 891.447906][ T32] Call trace: [ 891.447994][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.448125][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.448201][ T32] r4:00000000 [ 891.448252][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.448354][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.448427][ T32] 1d20: 9ddaa000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.448505][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.448598][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.448671][ T32] r5:80070013 r4:80239bb0 [ 891.469502][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.469682][ T32] r4:82ac21e4 [ 891.469731][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.469856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.469919][ T32] r4:dffe1dc0 [ 891.469970][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.470072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.470134][ T32] r4:00000000 [ 891.470186][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.470353][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.470422][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.470554][ T32] r5:00001000 r4:dfa13000 [ 891.470607][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.470746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.470864][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.470918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.471029][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.471085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.471202][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.471282][ T32] r4:84e0be80 [ 891.471334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.471442][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.471494][ T32] r4:00000001 [ 891.471545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.471663][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.471767][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.471868][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.471938][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.472008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.472065][ T32] r4:84d87ac0 [ 891.472117][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.472236][ T32] INFO: task kworker/1:628:4974 blocked for more than 468 seconds. [ 891.472323][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.472385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.472451][ T32] task:kworker/1:628 state:D stack:0 pid:4974 tgid:4974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.472584][ T32] Workqueue: events bpf_prog_free_deferred [ 891.472718][ T32] Call trace: [ 891.472867][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.473001][ T32] r10:8291a684 r9:eb545d84 r8:00000002 r7:60000013 r6:eb545d8c r5:8541a400 [ 891.473069][ T32] r4:8541a400 [ 891.473165][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.473274][ T32] r5:8541a400 r4:8291a680 [ 891.473372][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.473487][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.473596][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb545e08 [ 891.473707][ T32] r4:00000000 [ 891.473764][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.473857][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.473960][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.474081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461400 [ 891.474160][ T32] r4:00000000 [ 891.474208][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.474323][ T32] r9:83018205 r8:8541a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 891.474397][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.474504][ T32] r5:00001000 r4:eb15f000 [ 891.474552][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.474663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.474771][ T32] r5:8548638c r4:85486000 [ 891.474851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.474974][ T32] r7:ddde2d80 r6:83018200 r5:8548638c r4:852e3f80 [ 891.475025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.475141][ T32] r10:61c88647 r9:8541a400 r8:852e3fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.475202][ T32] r4:852e3f80 [ 891.475266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.475375][ T32] r10:00000000 r9:852e3f80 r8:80287e08 r7:eb539e60 r6:84dfce00 r5:8541a400 [ 891.475431][ T32] r4:00000001 [ 891.475482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.475563][ T32] Exception stack(0xeb545fb0 to 0xeb545ff8) [ 891.475656][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 891.475726][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.475782][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.475846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.475895][ T32] r4:854612c0 [ 891.476525][ T32] INFO: task kworker/1:628:4974 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.476612][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.476783][ T32] Workqueue: events bpf_prog_free_deferred [ 891.476980][ T32] Call trace: [ 891.477109][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.477246][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.477300][ T32] r4:00000000 [ 891.477386][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.477480][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.477578][ T32] 1d20: 9de83000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.477652][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.477717][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.477773][ T32] r5:80070013 r4:80239bb0 [ 891.477825][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.477936][ T32] r4:82ac21e4 [ 891.477985][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.478104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.478177][ T32] r4:dffe1dc0 [ 891.478237][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.478376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.478451][ T32] r4:00000000 [ 891.478517][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.478628][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.478726][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.509601][ T32] r5:00001000 r4:dfa13000 [ 891.509715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.509865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.509967][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.510018][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.510125][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.510217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.510356][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.510419][ T32] r4:84e0be80 [ 891.510473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.510590][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.510649][ T32] r4:00000001 [ 891.510714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.510818][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.510894][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.511014][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.511118][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.511205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.511259][ T32] r4:84d87ac0 [ 891.511317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.511401][ T32] INFO: task kworker/1:629:4976 blocked for more than 468 seconds. [ 891.511485][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.511577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.511641][ T32] task:kworker/1:629 state:D stack:0 pid:4976 tgid:4976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.511764][ T32] Workqueue: events bpf_prog_free_deferred [ 891.511930][ T32] Call trace: [ 891.512073][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.512222][ T32] r10:8291a684 r9:eb549d84 r8:00000002 r7:60000113 r6:eb549d8c r5:85420000 [ 891.512290][ T32] r4:85420000 [ 891.512343][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.512448][ T32] r5:85420000 r4:8291a680 [ 891.512524][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.512635][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.512745][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb549e08 [ 891.512822][ T32] r4:00000000 [ 891.512880][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.512976][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.513075][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.513198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461880 [ 891.513256][ T32] r4:00000000 [ 891.513304][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.513445][ T32] r9:83018205 r8:85420000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 891.513498][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.513595][ T32] r5:00001000 r4:eb2d5000 [ 891.513642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.513731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.513826][ T32] r5:85486f8c r4:85486c00 [ 891.513873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.513987][ T32] r7:ddde2d80 r6:83018200 r5:85486f8c r4:85465180 [ 891.514042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.514169][ T32] r10:61c88647 r9:85420000 r8:854651ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.514232][ T32] r4:85465180 [ 891.514282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.514391][ T32] r10:00000000 r9:85465180 r8:80287e08 r7:eb545e60 r6:85465000 r5:85420000 [ 891.514445][ T32] r4:00000001 [ 891.514490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.514577][ T32] Exception stack(0xeb549fb0 to 0xeb549ff8) [ 891.514643][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 891.514709][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.514769][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.514837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.514885][ T32] r4:854613c0 [ 891.515526][ T32] INFO: task kworker/1:629:4976 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.515605][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.515736][ T32] Workqueue: events bpf_prog_free_deferred [ 891.515872][ T32] Call trace: [ 891.515940][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.516054][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.516145][ T32] r4:00000000 [ 891.516202][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.516298][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.516375][ T32] 1d20: 9e2be000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.516453][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.516525][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.516587][ T32] r5:80070013 r4:80239bb0 [ 891.516638][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.516768][ T32] r4:82ac21e4 [ 891.516838][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.516945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.517016][ T32] r4:dffe1dc0 [ 891.517074][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.517186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.517240][ T32] r4:00000000 [ 891.517292][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.517426][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.517496][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.517597][ T32] r5:00001000 r4:dfa13000 [ 891.517646][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.517737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.517835][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.517886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.517998][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.518050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.518169][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.518228][ T32] r4:84e0be80 [ 891.518276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.518401][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.518460][ T32] r4:00000001 [ 891.518508][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.518597][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.518665][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.539367][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.539475][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.539558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.539614][ T32] r4:84d87ac0 [ 891.539669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.539765][ T32] INFO: task kworker/1:630:4977 blocked for more than 468 seconds. [ 891.539854][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.539911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.539982][ T32] task:kworker/1:630 state:D stack:0 pid:4977 tgid:4977 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.540142][ T32] Workqueue: events bpf_prog_free_deferred [ 891.540282][ T32] Call trace: [ 891.540359][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.540488][ T32] r10:8291a684 r9:eb551d84 r8:00000002 r7:60000013 r6:eb551d8c r5:85420c00 [ 891.540558][ T32] r4:85420c00 [ 891.540609][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.540704][ T32] r5:85420c00 r4:8291a680 [ 891.540752][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.540842][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.540942][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb551e08 [ 891.540994][ T32] r4:00000000 [ 891.541041][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.541169][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.541261][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.541409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854613c0 [ 891.541487][ T32] r4:00000000 [ 891.541546][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.541661][ T32] r9:83018205 r8:85420c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 891.541733][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.541857][ T32] r5:00001000 r4:eb173000 [ 891.541915][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.542003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.542101][ T32] r5:8548678c r4:85486400 [ 891.542160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.542272][ T32] r7:ddde2d80 r6:83018200 r5:8548678c r4:85465100 [ 891.542338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.542449][ T32] r10:61c88647 r9:85420c00 r8:8546512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.542505][ T32] r4:85465100 [ 891.542555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.542672][ T32] r10:00000000 r9:85465100 r8:80287e08 r7:eb549e60 r6:85465080 r5:85420c00 [ 891.542726][ T32] r4:00000001 [ 891.542784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.542886][ T32] Exception stack(0xeb551fb0 to 0xeb551ff8) [ 891.542957][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.543036][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.543124][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.543213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.543279][ T32] r4:85461600 [ 891.543887][ T32] INFO: task kworker/1:630:4977 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.543970][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.544104][ T32] Workqueue: events bpf_prog_free_deferred [ 891.544214][ T32] Call trace: [ 891.544283][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.544405][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.544467][ T32] r4:00000000 [ 891.544539][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.544642][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.544711][ T32] 1d20: 9e36e000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.544785][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.544849][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.544929][ T32] r5:80070013 r4:80239bb0 [ 891.544995][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.545097][ T32] r4:82ac21e4 [ 891.545157][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.545267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.545322][ T32] r4:dffe1dc0 [ 891.545395][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.545505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.545565][ T32] r4:00000000 [ 891.545616][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.545744][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.545806][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.545913][ T32] r5:00001000 r4:dfa13000 [ 891.545967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.546064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.546177][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.546253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.546373][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.546431][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.546872][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.546937][ T32] r4:84e0be80 [ 891.546987][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.547105][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.547179][ T32] r4:00000001 [ 891.547228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.547318][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.547389][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.547464][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.547537][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.547610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.547664][ T32] r4:84d87ac0 [ 891.547716][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.547777][ T32] INFO: task kworker/1:631:4980 blocked for more than 468 seconds. [ 891.547852][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.547912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.547962][ T32] task:kworker/1:631 state:D stack:0 pid:4980 tgid:4980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.548071][ T32] Workqueue: events bpf_prog_free_deferred [ 891.548176][ T32] Call trace: [ 891.548252][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.548368][ T32] r10:8291a684 r9:eb54dd84 r8:00000002 r7:60000013 r6:eb54dd8c r5:85421800 [ 891.548425][ T32] r4:85421800 [ 891.548475][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.548577][ T32] r5:85421800 r4:8291a680 [ 891.548627][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.577565][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.577847][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb54de08 [ 891.577913][ T32] r4:00000000 [ 891.577965][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.578055][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.578158][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.578267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461780 [ 891.578329][ T32] r4:00000000 [ 891.578380][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.578494][ T32] r9:83018205 r8:85421800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 891.578571][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.583403][ T32] r5:00001000 r4:eb2c9000 [ 891.583480][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.583613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.583714][ T32] r5:85486b8c r4:85486800 [ 891.583781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.583897][ T32] r7:ddde2d80 r6:83018200 r5:85486b8c r4:85465300 [ 891.583949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.584068][ T32] r10:61c88647 r9:85421800 r8:8546532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.584132][ T32] r4:85465300 [ 891.584198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.584310][ T32] r10:00000000 r9:85465300 r8:80287e08 r7:eb549e60 r6:85465400 r5:85421800 [ 891.584373][ T32] r4:00000001 [ 891.584427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.584520][ T32] Exception stack(0xeb54dfb0 to 0xeb54dff8) [ 891.584592][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.584662][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.584732][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.584802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.584858][ T32] r4:85461740 [ 891.585499][ T32] INFO: task kworker/1:631:4980 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.585595][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.585751][ T32] Workqueue: events bpf_prog_free_deferred [ 891.585885][ T32] Call trace: [ 891.585971][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.586206][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.586322][ T32] r4:00000000 [ 891.586401][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.586504][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.586594][ T32] 1d20: 9e662000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.586670][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.586727][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.586787][ T32] r5:80070013 r4:80239bb0 [ 891.586866][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.586975][ T32] r4:82ac21e4 [ 891.587019][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.587137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.587194][ T32] r4:dffe1dc0 [ 891.587260][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.587368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.587435][ T32] r4:00000000 [ 891.587483][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.587637][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.587705][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.587801][ T32] r5:00001000 r4:dfa13000 [ 891.587849][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.587952][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.588049][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.588100][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.588218][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.588271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.588472][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.588546][ T32] r4:84e0be80 [ 891.588594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.588798][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.607981][ T32] r4:00000001 [ 891.608069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.608223][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.608305][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.608375][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.608443][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.608517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.608573][ T32] r4:84d87ac0 [ 891.608626][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.608694][ T32] INFO: task kworker/1:632:4982 blocked for more than 468 seconds. [ 891.609569][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.609652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.609715][ T32] task:kworker/1:632 state:D stack:0 pid:4982 tgid:4982 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.609842][ T32] Workqueue: events bpf_prog_free_deferred [ 891.609977][ T32] Call trace: [ 891.610068][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.610204][ T32] r10:8291a684 r9:eb555d84 r8:00000002 r7:60000113 r6:eb555d8c r5:85423000 [ 891.610263][ T32] r4:85423000 [ 891.610314][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.610423][ T32] r5:85423000 r4:8291a680 [ 891.610476][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.610613][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.610726][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb555e08 [ 891.610803][ T32] r4:00000000 [ 891.610860][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.610947][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.611037][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.611215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461ac0 [ 891.611331][ T32] r4:00000000 [ 891.611413][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.611565][ T32] r9:83018205 r8:85423000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 891.611629][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.611727][ T32] r5:00001000 r4:eb2e3000 [ 891.611778][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.611869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.611982][ T32] r5:8548738c r4:85487000 [ 891.612032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.612148][ T32] r7:ddde2d80 r6:83018200 r5:8548738c r4:85465200 [ 891.612229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.612346][ T32] r10:61c88647 r9:85423000 r8:8546522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.612403][ T32] r4:85465200 [ 891.612466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.612578][ T32] r10:00000000 r9:85465200 r8:80287e08 r7:eb549e60 r6:85465480 r5:85423000 [ 891.612645][ T32] r4:00000001 [ 891.612696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.612811][ T32] Exception stack(0xeb555fb0 to 0xeb555ff8) [ 891.612894][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 891.612968][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.613033][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.613104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.613178][ T32] r4:85461800 [ 891.613817][ T32] INFO: task kworker/1:632:4982 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.613911][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.614073][ T32] Workqueue: events bpf_prog_free_deferred [ 891.614196][ T32] Call trace: [ 891.614323][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.614462][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.614522][ T32] r4:00000000 [ 891.614571][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.614661][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.614731][ T32] 1d20: 9e80c000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.614795][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.614852][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.614910][ T32] r5:80070013 r4:80239bb0 [ 891.614960][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.615067][ T32] r4:82ac21e4 [ 891.615184][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.615293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.615352][ T32] r4:dffe1dc0 [ 891.615402][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.615524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.615593][ T32] r4:00000000 [ 891.615661][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.615768][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.615830][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.615931][ T32] r5:00001000 r4:dfa13000 [ 891.615992][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.616084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.616205][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.616254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.616433][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.616512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.616626][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.616686][ T32] r4:84e0be80 [ 891.616733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.616867][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.616927][ T32] r4:00000001 [ 891.616999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.617116][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.617202][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.617270][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.617369][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.617494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.617563][ T32] r4:84d87ac0 [ 891.617617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.617682][ T32] INFO: task kworker/1:633:4984 blocked for more than 468 seconds. [ 891.617751][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.617818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.617875][ T32] task:kworker/1:633 state:D stack:0 pid:4984 tgid:4984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.618002][ T32] Workqueue: events bpf_prog_free_deferred [ 891.618120][ T32] Call trace: [ 891.618213][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.618322][ T32] r10:8291a684 r9:eb559d84 r8:00000002 r7:60000113 r6:eb559d8c r5:85423c00 [ 891.618573][ T32] r4:85423c00 [ 891.618639][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.642209][ T32] r5:85423c00 r4:8291a680 [ 891.642356][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.642493][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.642613][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 [ 891.642673][ T32] r4:00000000 [ 891.642719][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.642827][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.642927][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.643027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461c40 [ 891.643083][ T32] r4:00000000 [ 891.643183][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.643308][ T32] r9:83018205 r8:85423c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 891.643364][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.643470][ T32] r5:00001000 r4:eb2ed000 [ 891.643522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.643627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.643733][ T32] r5:8548778c r4:85487400 [ 891.643783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.643891][ T32] r7:ddde2d80 r6:83018200 r5:8548778c r4:85465380 [ 891.643972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.644109][ T32] r10:61c88647 r9:85423c00 r8:854653ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.644183][ T32] r4:85465380 [ 891.644245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.644370][ T32] r10:00000000 r9:85465380 r8:80287e08 r7:eb555e60 r6:85465580 r5:85423c00 [ 891.644422][ T32] r4:00000001 [ 891.644468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.644560][ T32] Exception stack(0xeb559fb0 to 0xeb559ff8) [ 891.644634][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 891.644706][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.644769][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.644834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.644910][ T32] r4:85461a80 [ 891.645575][ T32] INFO: task kworker/1:633:4984 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.645711][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.645968][ T32] Workqueue: events bpf_prog_free_deferred [ 891.646096][ T32] Call trace: [ 891.646183][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.646318][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.646384][ T32] r4:00000000 [ 891.646439][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.646534][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.646607][ T32] 1d20: 9eb8a000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.646679][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.646745][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.646809][ T32] r5:80070013 r4:80239bb0 [ 891.646864][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.646993][ T32] r4:82ac21e4 [ 891.647124][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.647246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.647303][ T32] r4:dffe1dc0 [ 891.647366][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.647483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.647544][ T32] r4:00000000 [ 891.647594][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.647699][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.647780][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.647890][ T32] r5:00001000 r4:dfa13000 [ 891.647948][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.648088][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.648203][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.648251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.648389][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.648448][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.648555][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.648610][ T32] r4:84e0be80 [ 891.648670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.669838][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.669945][ T32] r4:00000001 [ 891.670012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.670152][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.670232][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.670307][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.670386][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.670489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.670580][ T32] r4:84d87ac0 [ 891.670646][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.670733][ T32] INFO: task kworker/1:634:4986 blocked for more than 468 seconds. [ 891.670808][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.670876][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.670927][ T32] task:kworker/1:634 state:D stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.671063][ T32] Workqueue: events bpf_prog_free_deferred [ 891.671209][ T32] Call trace: [ 891.671352][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.671474][ T32] r10:8291a684 r9:eb55dd84 r8:00000002 r7:60000013 r6:eb55dd8c r5:85424800 [ 891.671563][ T32] r4:85424800 [ 891.671659][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.671776][ T32] r5:85424800 r4:8291a680 [ 891.671828][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.671978][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.672089][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb55de08 [ 891.672208][ T32] r4:00000000 [ 891.672273][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.672360][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.672468][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.672599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461c00 [ 891.672694][ T32] r4:00000000 [ 891.672758][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.672889][ T32] r9:83018205 r8:85424800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 891.672957][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.673061][ T32] r5:00001000 r4:eb2f9000 [ 891.673114][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.673215][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.673363][ T32] r5:85487b8c r4:85487800 [ 891.673469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.673586][ T32] r7:ddde2d80 r6:83018200 r5:85487b8c r4:85465280 [ 891.673640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.673754][ T32] r10:61c88647 r9:85424800 r8:854652ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.673812][ T32] r4:85465280 [ 891.673881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.674008][ T32] r10:00000000 r9:85465280 r8:80287e08 r7:eb559e60 r6:85465600 r5:85424800 [ 891.674065][ T32] r4:00000001 [ 891.674131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.674216][ T32] Exception stack(0xeb55dfb0 to 0xeb55dff8) [ 891.674282][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.674352][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.674456][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.674588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.674679][ T32] r4:85461c00 [ 891.675312][ T32] INFO: task kworker/1:634:4986 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.675404][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.675726][ T32] Workqueue: events bpf_prog_free_deferred [ 891.675843][ T32] Call trace: [ 891.675936][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.676068][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.676133][ T32] r4:00000000 [ 891.676187][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.676281][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.676352][ T32] 1d20: 9edad000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.676430][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.676496][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.676578][ T32] r5:80070013 r4:80239bb0 [ 891.676644][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.676746][ T32] r4:82ac21e4 [ 891.676801][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.676920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.676978][ T32] r4:dffe1dc0 [ 891.677029][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.677189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.677262][ T32] r4:00000000 [ 891.677327][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.677470][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.677525][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.677626][ T32] r5:00001000 r4:dfa13000 [ 891.677679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.677794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.677929][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.678013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.678144][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.678202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.678305][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.678360][ T32] r4:84e0be80 [ 891.678410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.678559][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.678633][ T32] r4:00000001 [ 891.678680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.678823][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.709413][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.709561][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.709636][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.709733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.709796][ T32] r4:84d87ac0 [ 891.709858][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.709949][ T32] INFO: task kworker/1:635:4988 blocked for more than 468 seconds. [ 891.710053][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.710152][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.710215][ T32] task:kworker/1:635 state:D stack:0 pid:4988 tgid:4988 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.710363][ T32] Workqueue: events bpf_prog_free_deferred [ 891.710498][ T32] Call trace: [ 891.710580][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.710709][ T32] r10:8291a684 r9:eb561d84 r8:00000002 r7:60000113 r6:eb561d8c r5:85425400 [ 891.710770][ T32] r4:85425400 [ 891.710821][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.710922][ T32] r5:85425400 r4:8291a680 [ 891.710980][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.711089][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.711206][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb561e08 [ 891.711262][ T32] r4:00000000 [ 891.711326][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.711425][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.711528][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.711647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461ec0 [ 891.711700][ T32] r4:00000000 [ 891.711750][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.711865][ T32] r9:83018205 r8:85425400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 891.711921][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.712023][ T32] r5:00001000 r4:eb311000 [ 891.712076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.712187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.712315][ T32] r5:85487f8c r4:85487c00 [ 891.712376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.712495][ T32] r7:ddde2d80 r6:83018200 r5:85487f8c r4:85465680 [ 891.712546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.712652][ T32] r10:61c88647 r9:85425400 r8:854656ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.712761][ T32] r4:85465680 [ 891.712826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.712953][ T32] r10:00000000 r9:85465680 r8:80287e08 r7:eb55de60 r6:85465780 r5:85425400 [ 891.713031][ T32] r4:00000001 [ 891.713086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.713206][ T32] Exception stack(0xeb561fb0 to 0xeb561ff8) [ 891.713300][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.713414][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.713485][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.713584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.713653][ T32] r4:85461d00 [ 891.714284][ T32] INFO: task kworker/1:635:4988 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.714380][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.714535][ T32] Workqueue: events bpf_prog_free_deferred [ 891.714640][ T32] Call trace: [ 891.714710][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.714831][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.714908][ T32] r4:00000000 [ 891.714988][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.715086][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.715192][ T32] 1d20: 9f0d7000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.715306][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.715392][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.715474][ T32] r5:80070013 r4:80239bb0 [ 891.715559][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.715696][ T32] r4:82ac21e4 [ 891.715773][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.715896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.715961][ T32] r4:dffe1dc0 [ 891.716026][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.716150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.716211][ T32] r4:00000000 [ 891.716265][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.716397][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.716454][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.716565][ T32] r5:00001000 r4:dfa13000 [ 891.716641][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.716755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.716860][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.716915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.717033][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.717101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.717250][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.717361][ T32] r4:84e0be80 [ 891.717424][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.717551][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.717609][ T32] r4:00000001 [ 891.717659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.717765][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.717839][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.717931][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.718014][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.718090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.718158][ T32] r4:84d87ac0 [ 891.718244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.718330][ T32] INFO: task kworker/1:636:4990 blocked for more than 468 seconds. [ 891.718418][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.718480][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.718531][ T32] task:kworker/1:636 state:D stack:0 pid:4990 tgid:4990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.718695][ T32] Workqueue: events bpf_prog_free_deferred [ 891.749596][ T32] Call trace: [ 891.749738][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.749899][ T32] r10:8291a684 r9:eb565d84 r8:00000002 r7:60000013 r6:eb565d8c r5:85426000 [ 891.749960][ T32] r4:85426000 [ 891.750013][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.750112][ T32] r5:85426000 r4:8291a680 [ 891.750174][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.750308][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.750443][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb565e08 [ 891.750500][ T32] r4:00000000 [ 891.750548][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.750631][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.750731][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.750830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85475040 [ 891.750884][ T32] r4:00000000 [ 891.750930][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.751037][ T32] r9:83018205 r8:85426000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 891.751088][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.751200][ T32] r5:00001000 r4:eb34f000 [ 891.751251][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.751339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.751431][ T32] r5:8549438c r4:85494000 [ 891.751485][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.751597][ T32] r7:ddde2d80 r6:83018200 r5:8549438c r4:85465500 [ 891.751646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.751752][ T32] r10:61c88647 r9:85426000 r8:8546552c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.751803][ T32] r4:85465500 [ 891.751849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.751964][ T32] r10:00000000 r9:85465500 r8:80287e08 r7:eb561e60 r6:85465880 r5:85426000 [ 891.752019][ T32] r4:00000001 [ 891.752070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.752169][ T32] Exception stack(0xeb565fb0 to 0xeb565ff8) [ 891.752262][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 891.752331][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.752399][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.752500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.752568][ T32] r4:85475000 [ 891.753188][ T32] INFO: task kworker/1:636:4990 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.753276][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.753610][ T32] Workqueue: events bpf_prog_free_deferred [ 891.753725][ T32] Call trace: [ 891.753820][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.753934][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.753992][ T32] r4:00000000 [ 891.754070][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.754185][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.754271][ T32] 1d20: 9f5f3000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.754347][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.754418][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.754484][ T32] r5:80070013 r4:80239bb0 [ 891.754536][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.754661][ T32] r4:82ac21e4 [ 891.754730][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.754838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.754895][ T32] r4:dffe1dc0 [ 891.754945][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.755050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.755117][ T32] r4:00000000 [ 891.755177][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.755306][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.755382][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.755521][ T32] r5:00001000 r4:dfa13000 [ 891.755622][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.755778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.755893][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.755951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.756067][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.756123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.756280][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.756343][ T32] r4:84e0be80 [ 891.756395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.756502][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.756578][ T32] r4:00000001 [ 891.756644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.756781][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.756880][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.756965][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.757037][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.757111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.757179][ T32] r4:84d87ac0 [ 891.757232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.757317][ T32] INFO: task kworker/1:637:4992 blocked for more than 468 seconds. [ 891.757431][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.757496][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.757549][ T32] task:kworker/1:637 state:D stack:0 pid:4992 tgid:4992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.757672][ T32] Workqueue: events bpf_prog_free_deferred [ 891.757772][ T32] Call trace: [ 891.757893][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.757999][ T32] r10:8291a684 r9:eb569d84 r8:00000002 r7:60000113 r6:eb569d8c r5:85426c00 [ 891.758055][ T32] r4:85426c00 [ 891.758102][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.758223][ T32] r5:85426c00 r4:8291a680 [ 891.758275][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.758373][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.758466][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb569e08 [ 891.758522][ T32] r4:00000000 [ 891.758569][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.758654][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.779711][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.779959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85475240 [ 891.780020][ T32] r4:00000000 [ 891.780068][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.780191][ T32] r9:83018205 r8:85426c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 891.780266][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.780459][ T32] r5:00001000 r4:eb365000 [ 891.780533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.780674][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.780791][ T32] r5:8549478c r4:85494400 [ 891.781246][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.781480][ T32] r7:ddde2d80 r6:83018200 r5:8549478c r4:85465700 [ 891.781577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.781695][ T32] r10:61c88647 r9:85426c00 r8:8546572c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.781753][ T32] r4:85465700 [ 891.781800][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.781910][ T32] r10:00000000 r9:85465700 r8:80287e08 r7:eb565e60 r6:85465800 r5:85426c00 [ 891.781968][ T32] r4:00000001 [ 891.782036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.782163][ T32] Exception stack(0xeb569fb0 to 0xeb569ff8) [ 891.782258][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 891.782334][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.782400][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.782507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.782577][ T32] r4:85475000 [ 891.783554][ T32] INFO: task kworker/1:637:4992 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.783771][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.784074][ T32] Workqueue: events bpf_prog_free_deferred [ 891.784192][ T32] Call trace: [ 891.784354][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.784544][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.784611][ T32] r4:00000000 [ 891.784663][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.784759][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.784834][ T32] 1d20: 9f7f6000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.785977][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.786062][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.786865][ T32] r5:80070013 r4:80239bb0 [ 891.786934][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.787039][ T32] r4:82ac21e4 [ 891.787093][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.787542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.787614][ T32] r4:dffe1dc0 [ 891.788148][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.788279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.788415][ T32] r4:00000000 [ 891.788483][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.788597][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.788650][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.814170][ T32] r5:00001000 r4:dfa13000 [ 891.814327][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.814469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.814591][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.814647][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.814761][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.814816][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.814928][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.814981][ T32] r4:84e0be80 [ 891.815030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.815150][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.815209][ T32] r4:00000001 [ 891.815258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.815350][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.815478][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.815561][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.815631][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.815712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.815767][ T32] r4:84d87ac0 [ 891.815888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.815990][ T32] INFO: task kworker/1:638:4994 blocked for more than 468 seconds. [ 891.816071][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.816143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.816202][ T32] task:kworker/1:638 state:D stack:0 pid:4994 tgid:4994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.816334][ T32] Workqueue: events bpf_prog_free_deferred [ 891.816443][ T32] Call trace: [ 891.816549][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.816673][ T32] r10:8291a684 r9:eb56dd84 r8:00000002 r7:60000013 r6:eb56dd8c r5:85422400 [ 891.816732][ T32] r4:85422400 [ 891.816780][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.816901][ T32] r5:85422400 r4:8291a680 [ 891.816958][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.817073][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.817195][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb56de08 [ 891.817254][ T32] r4:00000000 [ 891.817303][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.817419][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.817513][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.817614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85475380 [ 891.817671][ T32] r4:00000000 [ 891.817721][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.817836][ T32] r9:83018205 r8:85422400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 891.817892][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.817989][ T32] r5:00001000 r4:eb3b9000 [ 891.818033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.818117][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.818225][ T32] r5:85494b8c r4:85494800 [ 891.818387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.818499][ T32] r7:ddde2d80 r6:83018200 r5:85494b8c r4:85465900 [ 891.818546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.818653][ T32] r10:61c88647 r9:85422400 r8:8546592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.818771][ T32] r4:85465900 [ 891.829662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.829862][ T32] r10:00000000 r9:85465900 r8:80287e08 r7:eb569e60 r6:85465a00 r5:85422400 [ 891.829924][ T32] r4:00000001 [ 891.830001][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.830108][ T32] Exception stack(0xeb56dfb0 to 0xeb56dff8) [ 891.830220][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.830331][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.830401][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.830469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.830523][ T32] r4:85475200 [ 891.831144][ T32] INFO: task kworker/1:638:4994 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.831236][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.831432][ T32] Workqueue: events bpf_prog_free_deferred [ 891.831578][ T32] Call trace: [ 891.831701][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.831823][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.831880][ T32] r4:00000000 [ 891.831930][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.832024][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.832102][ T32] 1d20: 9fb6c000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.832190][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.832257][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.832318][ T32] r5:80070013 r4:80239bb0 [ 891.832403][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.832522][ T32] r4:82ac21e4 [ 891.832606][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.832720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.832804][ T32] r4:dffe1dc0 [ 891.832896][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.833023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.833112][ T32] r4:00000000 [ 891.833203][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.833352][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.833445][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.833616][ T32] r5:00001000 r4:dfa13000 [ 891.833716][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.833833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.833975][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.834106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.834249][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.834352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.834516][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.834590][ T32] r4:84e0be80 [ 891.834642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.834761][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.834878][ T32] r4:00000001 [ 891.834938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.835029][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.835137][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.835228][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.835304][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.835417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.835490][ T32] r4:84d87ac0 [ 891.835546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.835613][ T32] INFO: task kworker/1:639:4996 blocked for more than 468 seconds. [ 891.835691][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.835753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.835807][ T32] task:kworker/1:639 state:D stack:0 pid:4996 tgid:4996 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.835918][ T32] Workqueue: events bpf_prog_free_deferred [ 891.836018][ T32] Call trace: [ 891.836133][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.836261][ T32] r10:8291a684 r9:eb571d84 r8:00000002 r7:60000113 r6:eb571d8c r5:85428000 [ 891.836319][ T32] r4:85428000 [ 891.836375][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.836482][ T32] r5:85428000 r4:8291a680 [ 891.836534][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.836632][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.836770][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb571e08 [ 891.836846][ T32] r4:00000000 [ 891.836897][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.836988][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.837080][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.837194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854756c0 [ 891.837254][ T32] r4:00000000 [ 891.837352][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.837471][ T32] r9:83018205 r8:85428000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 891.837528][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.837631][ T32] r5:00001000 r4:dff13000 [ 891.837682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.837777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.837883][ T32] r5:8549538c r4:85495000 [ 891.837934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.838044][ T32] r7:ddde2d80 r6:83018200 r5:8549538c r4:85465b80 [ 891.838099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.838345][ T32] r10:61c88647 r9:85428000 r8:85465bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.838414][ T32] r4:85465b80 [ 891.838463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.838575][ T32] r10:00000000 r9:85465b80 r8:80287e08 r7:eb56de60 r6:85465c00 r5:85428000 [ 891.838630][ T32] r4:00000001 [ 891.838678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.867745][ T32] Exception stack(0xeb571fb0 to 0xeb571ff8) [ 891.867898][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.868005][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.868082][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.868164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.868228][ T32] r4:854752c0 [ 891.883978][ T32] INFO: task kworker/1:639:4996 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.884172][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.884330][ T32] Workqueue: events bpf_prog_free_deferred [ 891.884542][ T32] Call trace: [ 891.884655][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.884796][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.884853][ T32] r4:00000000 [ 891.884902][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.884997][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.885071][ T32] 1d20: a0247000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.885153][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.885356][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.885480][ T32] r5:80070013 r4:80239bb0 [ 891.885541][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.885645][ T32] r4:82ac21e4 [ 891.885701][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.885806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.885873][ T32] r4:dffe1dc0 [ 891.885922][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.886029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.886087][ T32] r4:00000000 [ 891.886148][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.886265][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.886322][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.886431][ T32] r5:00001000 r4:dfa13000 [ 891.886481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.886575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.886874][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.886937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.887078][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.887147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.887262][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.887322][ T32] r4:84e0be80 [ 891.887372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.887488][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.887544][ T32] r4:00000001 [ 891.887596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.887690][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.887762][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.887833][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.887902][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.887974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.888032][ T32] r4:84d87ac0 [ 891.888088][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.888160][ T32] INFO: task kworker/1:640:4998 blocked for more than 468 seconds. [ 891.888239][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.888300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.888353][ T32] task:kworker/1:640 state:D stack:0 pid:4998 tgid:4998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.888462][ T32] Workqueue: events bpf_prog_free_deferred [ 891.888584][ T32] Call trace: [ 891.888663][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.901805][ T32] r10:8291a684 r9:eb575d84 r8:00000002 r7:60000113 r6:eb575d8c r5:85428c00 [ 891.901966][ T32] r4:85428c00 [ 891.902026][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.902179][ T32] r5:85428c00 r4:8291a680 [ 891.902233][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.902354][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.902473][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb575e08 [ 891.902530][ T32] r4:00000000 [ 891.902574][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.902658][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.902749][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.902870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85475500 [ 891.902937][ T32] r4:00000000 [ 891.903014][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.903156][ T32] r9:83018205 r8:85428c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 891.903215][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.903333][ T32] r5:00001000 r4:dfa65000 [ 891.903393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.903496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.903627][ T32] r5:85494f8c r4:85494c00 [ 891.903693][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.903855][ T32] r7:ddde2d80 r6:83018200 r5:85494f8c r4:85465a80 [ 891.903927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.904042][ T32] r10:61c88647 r9:85428c00 r8:85465aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.904104][ T32] r4:85465a80 [ 891.904164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.904282][ T32] r10:00000000 r9:85465a80 r8:80287e08 r7:eb571e60 r6:85465c80 r5:85428c00 [ 891.904340][ T32] r4:00000001 [ 891.904392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.904491][ T32] Exception stack(0xeb575fb0 to 0xeb575ff8) [ 891.904571][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 891.904647][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.904727][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.904810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.904888][ T32] r4:85475600 [ 891.905521][ T32] INFO: task kworker/1:640:4998 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.905626][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.905937][ T32] Workqueue: events bpf_prog_free_deferred [ 891.906071][ T32] Call trace: [ 891.906171][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.906294][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.906362][ T32] r4:00000000 [ 891.906441][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.906539][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.906705][ T32] 1d20: a0247000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.906981][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.907057][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.907159][ T32] r5:80070013 r4:80239bb0 [ 891.907338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.907446][ T32] r4:82ac21e4 [ 891.907496][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.907599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.907669][ T32] r4:dffe1dc0 [ 891.907722][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.907832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.907894][ T32] r4:00000000 [ 891.907941][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.908070][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.908157][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.908265][ T32] r5:00001000 r4:dfa13000 [ 891.908315][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.908413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.908511][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.908562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.908696][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.908812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.926940][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.927033][ T32] r4:84e0be80 [ 891.927087][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.927237][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.927297][ T32] r4:00000001 [ 891.927346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.927434][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.927503][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.927572][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.927637][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.927710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.927765][ T32] r4:84d87ac0 [ 891.927819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.927900][ T32] INFO: task kworker/1:641:5000 blocked for more than 468 seconds. [ 891.928381][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.928466][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.928522][ T32] task:kworker/1:641 state:D stack:0 pid:5000 tgid:5000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.928649][ T32] Workqueue: events bpf_prog_free_deferred [ 891.928809][ T32] Call trace: [ 891.933150][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.933309][ T32] r10:8291a684 r9:eb579d84 r8:00000002 r7:60000113 r6:eb579d8c r5:85429800 [ 891.933416][ T32] r4:85429800 [ 891.933485][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.933589][ T32] r5:85429800 r4:8291a680 [ 891.933639][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.933731][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.933840][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb579e08 [ 891.933897][ T32] r4:00000000 [ 891.933988][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.934080][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.934199][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.934317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85475800 [ 891.934387][ T32] r4:00000000 [ 891.934451][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.934588][ T32] r9:83018205 r8:85429800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 891.934647][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.934753][ T32] r5:00001000 r4:e06e7000 [ 891.934802][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.934894][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.935000][ T32] r5:8549578c r4:85495400 [ 891.935048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.935167][ T32] r7:ddde2d80 r6:83018200 r5:8549578c r4:85465d00 [ 891.935222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.935336][ T32] r10:61c88647 r9:85429800 r8:85465d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.935395][ T32] r4:85465d00 [ 891.935451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.935566][ T32] r10:00000000 r9:85465d00 r8:80287e08 r7:eb571e60 r6:85465e00 r5:85429800 [ 891.936130][ T32] r4:00000001 [ 891.936194][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.936288][ T32] Exception stack(0xeb579fb0 to 0xeb579ff8) [ 891.936362][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 891.936447][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.936511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.936581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.936638][ T32] r4:85475600 [ 891.937261][ T32] INFO: task kworker/1:641:5000 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.937378][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.937712][ T32] Workqueue: events bpf_prog_free_deferred [ 891.938226][ T32] Call trace: [ 891.938314][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.938441][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.938501][ T32] r4:00000000 [ 891.938552][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.938650][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.938725][ T32] 1d20: a056c000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.957174][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.957367][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.957474][ T32] r5:80070013 r4:80239bb0 [ 891.957541][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.957682][ T32] r4:82ac21e4 [ 891.957759][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.957886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.957944][ T32] r4:dffe1dc0 [ 891.957997][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.958103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.958196][ T32] r4:00000000 [ 891.958263][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.958371][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.958429][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.958565][ T32] r5:00001000 r4:dfa13000 [ 891.958628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.958744][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.974029][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.974217][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.974389][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.974450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.974560][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.974620][ T32] r4:84e0be80 [ 891.974679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.974788][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.974846][ T32] r4:00000001 [ 891.974898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.975008][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.975091][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.975228][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.975341][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.975428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.975528][ T32] r4:84d87ac0 [ 891.975653][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.975734][ T32] INFO: task kworker/1:642:5002 blocked for more than 469 seconds. [ 891.975811][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.975874][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.975928][ T32] task:kworker/1:642 state:D stack:0 pid:5002 tgid:5002 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.976058][ T32] Workqueue: events bpf_prog_free_deferred [ 891.976195][ T32] Call trace: [ 891.976292][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.976420][ T32] r10:8291a684 r9:eb57dd84 r8:00000002 r7:60000113 r6:eb57dd8c r5:8542a400 [ 891.976476][ T32] r4:8542a400 [ 891.976543][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.976650][ T32] r5:8542a400 r4:8291a680 [ 891.976714][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.976872][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.976993][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb57de08 [ 891.977079][ T32] r4:00000000 [ 891.977156][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.977277][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.977497][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.977616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854759c0 [ 891.977673][ T32] r4:00000000 [ 891.977722][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.977838][ T32] r9:83018205 r8:8542a400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 891.977926][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.978099][ T32] r5:00001000 r4:ea9c1000 [ 891.978168][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.978295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.978446][ T32] r5:85495b8c r4:85495800 [ 891.978515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.978623][ T32] r7:ddde2d80 r6:83018200 r5:85495b8c r4:85465980 [ 891.978705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.989683][ T32] r10:61c88647 r9:8542a400 r8:854659ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.989776][ T32] r4:85465980 [ 891.989831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.989978][ T32] r10:00000000 r9:85465980 r8:80287e08 r7:eb579e60 r6:85465b00 r5:8542a400 [ 891.990032][ T32] r4:00000001 [ 891.990083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.990184][ T32] Exception stack(0xeb57dfb0 to 0xeb57dff8) [ 891.990262][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 891.990337][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.990409][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.990533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.990633][ T32] r4:85475740 [ 891.991268][ T32] INFO: task kworker/1:642:5002 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 891.991381][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.991540][ T32] Workqueue: events bpf_prog_free_deferred [ 891.991644][ T32] Call trace: [ 891.991710][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 891.991827][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 891.991881][ T32] r4:00000000 [ 891.991943][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 891.992033][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 891.992099][ T32] 1d20: a0ae3000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 891.992181][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 891.992242][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 891.992297][ T32] r5:80070013 r4:80239bb0 [ 891.992345][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 891.992446][ T32] r4:82ac21e4 [ 891.992495][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 891.992591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 891.992643][ T32] r4:dffe1dc0 [ 891.992707][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.992813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 891.992890][ T32] r4:00000000 [ 891.992948][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.993055][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 891.993151][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.993253][ T32] r5:00001000 r4:dfa13000 [ 891.993301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.993429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.993531][ T32] r5:85ef9f8c r4:85ef9c00 [ 891.993579][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.993687][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 891.993739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.993854][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 891.993916][ T32] r4:84e0be80 [ 891.993984][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.994101][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 891.994166][ T32] r4:00000001 [ 891.994209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.994291][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 891.994355][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.994423][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.994488][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.994557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.994608][ T32] r4:84d87ac0 [ 891.994659][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 891.994736][ T32] INFO: task kworker/1:643:5004 blocked for more than 469 seconds. [ 891.994814][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 891.994873][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 891.995105][ T32] task:kworker/1:643 state:D stack:0 pid:5004 tgid:5004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 891.995239][ T32] Workqueue: events bpf_prog_free_deferred [ 891.995330][ T32] Call trace: [ 891.995438][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 891.995591][ T32] r10:8291a684 r9:eb581d84 r8:00000002 r7:60000113 r6:eb581d8c r5:8542b000 [ 891.995653][ T32] r4:8542b000 [ 891.995703][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 891.995798][ T32] r5:8542b000 r4:8291a680 [ 891.995850][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 891.995942][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 891.996044][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb581e08 [ 891.996099][ T32] r4:00000000 [ 891.996157][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 891.996244][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 891.996326][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 891.996429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85475bc0 [ 891.996483][ T32] r4:00000000 [ 891.996530][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 891.996645][ T32] r9:83018205 r8:8542b000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 891.996727][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 891.996834][ T32] r5:00001000 r4:eabf9000 [ 891.996883][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 891.997201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 891.997323][ T32] r5:85339f8c r4:85339c00 [ 891.997400][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 891.997506][ T32] r7:ddde2d80 r6:83018200 r5:85339f8c r4:85465e80 [ 891.997557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 891.997666][ T32] r10:61c88647 r9:8542b000 r8:85465eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 891.997724][ T32] r4:85465e80 [ 891.997770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.997873][ T32] r10:00000000 r9:85465e80 r8:80287e08 r7:eb57de60 r6:85465d80 r5:8542b000 [ 891.997928][ T32] r4:00000001 [ 891.997974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.998059][ T32] Exception stack(0xeb581fb0 to 0xeb581ff8) [ 891.998170][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.998250][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.998318][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.998389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.998450][ T32] r4:85475940 [ 892.020871][ T32] INFO: task kworker/1:643:5004 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.021077][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.021319][ T32] Workqueue: events bpf_prog_free_deferred [ 892.021482][ T32] Call trace: [ 892.021556][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.021681][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.021736][ T32] r4:00000000 [ 892.021783][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.021869][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.021942][ T32] 1d20: a0dd7000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.022011][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.022072][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.022147][ T32] r5:80070013 r4:80239bb0 [ 892.022199][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.022299][ T32] r4:82ac21e4 [ 892.023145][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.023264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.023319][ T32] r4:dffe1dc0 [ 892.023368][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.023468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.023526][ T32] r4:00000000 [ 892.023571][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.023679][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.023730][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.023827][ T32] r5:00001000 r4:dfa13000 [ 892.023871][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.023960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.024060][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.024109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.024231][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.024283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.024383][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.024439][ T32] r4:84e0be80 [ 892.024489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.024598][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.024654][ T32] r4:00000001 [ 892.024702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.024790][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.024860][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.024929][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.024996][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.025065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.025120][ T32] r4:84d87ac0 [ 892.025186][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.025250][ T32] INFO: task kworker/1:644:5007 blocked for more than 469 seconds. [ 892.025319][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.025412][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.025458][ T32] task:kworker/1:644 state:D stack:0 pid:5007 tgid:5007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.025571][ T32] Workqueue: events bpf_prog_free_deferred [ 892.025672][ T32] Call trace: [ 892.025754][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.025957][ T32] r10:8291a684 r9:eb58dd84 r8:00000002 r7:60000013 r6:eb58dd8c r5:8542d400 [ 892.026022][ T32] r4:8542d400 [ 892.026073][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.026175][ T32] r5:8542d400 r4:8291a680 [ 892.026223][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.026318][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.026423][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb58de08 [ 892.026476][ T32] r4:00000000 [ 892.026521][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.026602][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.026685][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.026791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85475e00 [ 892.026847][ T32] r4:00000000 [ 892.026914][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.027020][ T32] r9:83018205 r8:8542d400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 892.027069][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.027182][ T32] r5:00001000 r4:eac85000 [ 892.027232][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.027324][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.027421][ T32] r5:85495f8c r4:85495c00 [ 892.027482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.027593][ T32] r7:ddde2d80 r6:83018200 r5:85495f8c r4:85465f80 [ 892.027645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.027763][ T32] r10:61c88647 r9:8542d400 r8:85465fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.027822][ T32] r4:85465f80 [ 892.027870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.027979][ T32] r10:00000000 r9:85465f80 r8:80287e08 r7:eb581e60 r6:85465f00 r5:8542d400 [ 892.028034][ T32] r4:00000001 [ 892.028085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.028184][ T32] Exception stack(0xeb58dfb0 to 0xeb58dff8) [ 892.028257][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.028325][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.028410][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.028490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.028548][ T32] r4:85475c80 [ 892.060261][ T32] INFO: task kworker/1:644:5007 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.060450][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.060774][ T32] Workqueue: events bpf_prog_free_deferred [ 892.060976][ T32] Call trace: [ 892.061084][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.061246][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.061385][ T32] r4:00000000 [ 892.061522][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.061765][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.061859][ T32] 1d20: a1234000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.061927][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.062036][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.062101][ T32] r5:80070013 r4:80239bb0 [ 892.062161][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.062259][ T32] r4:82ac21e4 [ 892.062309][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.062425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.062484][ T32] r4:dffe1dc0 [ 892.062573][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.062714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.062814][ T32] r4:00000000 [ 892.062906][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.063072][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.063151][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.063455][ T32] r5:00001000 r4:dfa13000 [ 892.063591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.063895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.064175][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.064292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.064485][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.064554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.064662][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.064712][ T32] r4:84e0be80 [ 892.064818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.064945][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.065011][ T32] r4:00000001 [ 892.065061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.065190][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.065295][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.065413][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.065489][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.065563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.065619][ T32] r4:84d87ac0 [ 892.065674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.065793][ T32] INFO: task kworker/1:645:5009 blocked for more than 469 seconds. [ 892.065879][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.065940][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.066021][ T32] task:kworker/1:645 state:D stack:0 pid:5009 tgid:5009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.066153][ T32] Workqueue: events bpf_prog_free_deferred [ 892.066273][ T32] Call trace: [ 892.066395][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.066566][ T32] r10:8291a684 r9:eb589d84 r8:00000002 r7:60000113 r6:eb589d8c r5:8542bc00 [ 892.066688][ T32] r4:8542bc00 [ 892.066778][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.066882][ T32] r5:8542bc00 r4:8291a680 [ 892.066932][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.067034][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.067273][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb589e08 [ 892.067338][ T32] r4:00000000 [ 892.067383][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.067470][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.067551][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.067658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85475e80 [ 892.067735][ T32] r4:00000000 [ 892.067859][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.068079][ T32] r9:83018205 r8:8542bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 892.068249][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.068355][ T32] r5:00001000 r4:ead89000 [ 892.068505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.068641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.099378][ T32] r5:8549638c r4:85496000 [ 892.099548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.099703][ T32] r7:ddde2d80 r6:83018200 r5:8549638c r4:85060100 [ 892.099779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.099898][ T32] r10:61c88647 r9:8542bc00 r8:8506012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.100055][ T32] r4:85060100 [ 892.100143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.100272][ T32] r10:00000000 r9:85060100 r8:80287e08 r7:eb58de60 r6:85060180 r5:8542bc00 [ 892.100361][ T32] r4:00000001 [ 892.100426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.100518][ T32] Exception stack(0xeb589fb0 to 0xeb589ff8) [ 892.100608][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 892.100675][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.100757][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.100835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.100918][ T32] r4:85475dc0 [ 892.101583][ T32] INFO: task kworker/1:645:5009 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.101679][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.101820][ T32] Workqueue: events bpf_prog_free_deferred [ 892.101969][ T32] Call trace: [ 892.102100][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.102233][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.102290][ T32] r4:00000000 [ 892.102340][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.102460][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.102536][ T32] 1d20: a1595000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.102625][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.102700][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.102770][ T32] r5:80070013 r4:80239bb0 [ 892.102832][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.102933][ T32] r4:82ac21e4 [ 892.103008][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.103122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.103190][ T32] r4:dffe1dc0 [ 892.103244][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.103353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.103420][ T32] r4:00000000 [ 892.103474][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.103582][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.103634][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.103726][ T32] r5:00001000 r4:dfa13000 [ 892.103770][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.103861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.103961][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.104010][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.104116][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.104180][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.104342][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.104414][ T32] r4:84e0be80 [ 892.104459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.104567][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.104621][ T32] r4:00000001 [ 892.104672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.104758][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.104829][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.104897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.104964][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.105034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.105111][ T32] r4:84d87ac0 [ 892.105182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.105260][ T32] INFO: task kworker/1:646:5011 blocked for more than 469 seconds. [ 892.105366][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.105434][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.105523][ T32] task:kworker/1:646 state:D stack:0 pid:5011 tgid:5011 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.105661][ T32] Workqueue: events bpf_prog_free_deferred [ 892.105844][ T32] Call trace: [ 892.105991][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.106118][ T32] r10:8291a684 r9:eb595d84 r8:00000002 r7:60000113 r6:eb595d8c r5:85433c00 [ 892.106187][ T32] r4:85433c00 [ 892.106255][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.106371][ T32] r5:85433c00 r4:8291a680 [ 892.106434][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.106529][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.106656][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb595e08 [ 892.106779][ T32] r4:00000000 [ 892.106868][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.106972][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.107083][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.107201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84574740 [ 892.107258][ T32] r4:00000000 [ 892.107312][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.107423][ T32] r9:83018205 r8:85433c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 892.107483][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.107591][ T32] r5:00001000 r4:eadcb000 [ 892.107689][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.107796][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.107896][ T32] r5:8549678c r4:85496400 [ 892.107948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.108057][ T32] r7:ddde2d80 r6:83018200 r5:8549678c r4:85060280 [ 892.108123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.108254][ T32] r10:61c88647 r9:85433c00 r8:850602ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.108327][ T32] r4:85060280 [ 892.108394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.108508][ T32] r10:00000000 r9:85060280 r8:80287e08 r7:eb589e60 r6:852edc00 r5:85433c00 [ 892.108567][ T32] r4:00000001 [ 892.108615][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.108700][ T32] Exception stack(0xeb595fb0 to 0xeb595ff8) [ 892.108837][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 892.133321][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.133467][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.133562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.133622][ T32] r4:84574680 [ 892.134284][ T32] INFO: task kworker/1:646:5011 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.134388][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.134558][ T32] Workqueue: events bpf_prog_free_deferred [ 892.134709][ T32] Call trace: [ 892.134833][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.134962][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.135034][ T32] r4:00000000 [ 892.135088][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.135192][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.135263][ T32] 1d20: a1860000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.135330][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.135395][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.135477][ T32] r5:80070013 r4:80239bb0 [ 892.135538][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.135632][ T32] r4:82ac21e4 [ 892.135682][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.135805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.135866][ T32] r4:dffe1dc0 [ 892.135928][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.136034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.136095][ T32] r4:00000000 [ 892.136162][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.136286][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.136342][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.136446][ T32] r5:00001000 r4:dfa13000 [ 892.136520][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.136625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.136730][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.136787][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.136904][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.136959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.137076][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.137144][ T32] r4:84e0be80 [ 892.137197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.137314][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.137433][ T32] r4:00000001 [ 892.137488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.137579][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.137648][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.137722][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.137783][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.137849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.137901][ T32] r4:84d87ac0 [ 892.137952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.138013][ T32] INFO: task kworker/1:647:5013 blocked for more than 469 seconds. [ 892.138110][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.138181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.138247][ T32] task:kworker/1:647 state:D stack:0 pid:5013 tgid:5013 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.138362][ T32] Workqueue: events bpf_prog_free_deferred [ 892.138462][ T32] Call trace: [ 892.138536][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.138643][ T32] r10:8291a684 r9:eb59dd84 r8:00000002 r7:60000113 r6:eb59dd8c r5:85436000 [ 892.138701][ T32] r4:85436000 [ 892.138827][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.159639][ T32] r5:85436000 r4:8291a680 [ 892.159746][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.159894][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.160011][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb59de08 [ 892.160081][ T32] r4:00000000 [ 892.160155][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.160251][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.160346][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.160453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461e80 [ 892.160507][ T32] r4:00000000 [ 892.160573][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.160685][ T32] r9:83018205 r8:85436000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 892.160739][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.160840][ T32] r5:00001000 r4:eaf9b000 [ 892.160890][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.160997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.161118][ T32] r5:85496b8c r4:85496800 [ 892.161176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.161286][ T32] r7:ddde2d80 r6:83018200 r5:85496b8c r4:85060000 [ 892.161417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.161532][ T32] r10:61c88647 r9:85436000 r8:8506002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.161599][ T32] r4:85060000 [ 892.161648][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.161759][ T32] r10:00000000 r9:85060000 r8:80287e08 r7:eb595e60 r6:852edc80 r5:85436000 [ 892.161824][ T32] r4:00000001 [ 892.161873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.161962][ T32] Exception stack(0xeb59dfb0 to 0xeb59dff8) [ 892.162052][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.162155][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.162239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.162311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.162377][ T32] r4:85475b80 [ 892.163036][ T32] INFO: task kworker/1:647:5013 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.163119][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.163296][ T32] Workqueue: events bpf_prog_free_deferred [ 892.163404][ T32] Call trace: [ 892.163507][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.163629][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.163686][ T32] r4:00000000 [ 892.163781][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.163881][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.163968][ T32] 1d20: a1c28000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.164041][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.164104][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.164174][ T32] r5:80070013 r4:80239bb0 [ 892.164223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.164318][ T32] r4:82ac21e4 [ 892.164399][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.164509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.164586][ T32] r4:dffe1dc0 [ 892.164660][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.164767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.164834][ T32] r4:00000000 [ 892.164892][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.164995][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.165072][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.165230][ T32] r5:00001000 r4:dfa13000 [ 892.165288][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.165479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.165601][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.165660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.165772][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.165826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.165984][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.166060][ T32] r4:84e0be80 [ 892.166120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.166236][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.166305][ T32] r4:00000001 [ 892.166375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.166469][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.166553][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.166645][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.166724][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.166862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.166953][ T32] r4:84d87ac0 [ 892.167027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.167103][ T32] INFO: task kworker/1:648:5015 blocked for more than 469 seconds. [ 892.167200][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.167268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.167321][ T32] task:kworker/1:648 state:D stack:0 pid:5015 tgid:5015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.167468][ T32] Workqueue: events bpf_prog_free_deferred [ 892.167591][ T32] Call trace: [ 892.167687][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.167812][ T32] r10:8291a684 r9:eb5a1d84 r8:00000002 r7:60000113 r6:eb5a1d8c r5:85448000 [ 892.167879][ T32] r4:85448000 [ 892.167930][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.168044][ T32] r5:85448000 r4:8291a680 [ 892.168118][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.168240][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.168349][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a1e08 [ 892.168408][ T32] r4:00000000 [ 892.168462][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.168552][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.168641][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.186641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85306240 [ 892.186806][ T32] r4:00000000 [ 892.186862][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.187018][ T32] r9:83018205 r8:85448000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 892.187078][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.187197][ T32] r5:00001000 r4:eb163000 [ 892.187247][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.187334][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.187425][ T32] r5:8549738c r4:85497000 [ 892.187471][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.187601][ T32] r7:ddde2d80 r6:83018200 r5:8549738c r4:85060300 [ 892.187687][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.187803][ T32] r10:61c88647 r9:85448000 r8:8506032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.187860][ T32] r4:85060300 [ 892.187909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.188015][ T32] r10:00000000 r9:85060300 r8:80287e08 r7:eb59de60 r6:852edd80 r5:85448000 [ 892.188069][ T32] r4:00000001 [ 892.188122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.188225][ T32] Exception stack(0xeb5a1fb0 to 0xeb5a1ff8) [ 892.188304][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.188376][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.188444][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.188514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.188573][ T32] r4:85461980 [ 892.204461][ T32] INFO: task kworker/1:648:5015 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.204861][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.205116][ T32] Workqueue: events bpf_prog_free_deferred [ 892.205261][ T32] Call trace: [ 892.205375][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.205542][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.205617][ T32] r4:00000000 [ 892.205681][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.205796][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.205892][ T32] 1d20: a1e86000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.205967][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.206025][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.206078][ T32] r5:80070013 r4:80239bb0 [ 892.206126][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.206223][ T32] r4:82ac21e4 [ 892.206276][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.206373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.206441][ T32] r4:dffe1dc0 [ 892.206502][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.206601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.206651][ T32] r4:00000000 [ 892.206695][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.206800][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.206849][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.206941][ T32] r5:00001000 r4:dfa13000 [ 892.206988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.207074][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.207169][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.207236][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.207346][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.207395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.207506][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.207556][ T32] r4:84e0be80 [ 892.207605][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.207716][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.207792][ T32] r4:00000001 [ 892.207882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.208007][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.208080][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.208163][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.208242][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.208312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.208363][ T32] r4:84d87ac0 [ 892.208451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.208555][ T32] INFO: task kworker/1:649:5016 blocked for more than 469 seconds. [ 892.208640][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.208847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.219761][ T32] task:kworker/1:649 state:D stack:0 pid:5016 tgid:5016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.219968][ T32] Workqueue: events bpf_prog_free_deferred [ 892.220183][ T32] Call trace: [ 892.220278][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.220428][ T32] r10:8291a684 r9:eb5a5d84 r8:00000002 r7:60000013 r6:eb5a5d8c r5:85448c00 [ 892.220491][ T32] r4:85448c00 [ 892.220558][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.220671][ T32] r5:85448c00 r4:8291a680 [ 892.220724][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.220824][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.220934][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a5e08 [ 892.220994][ T32] r4:00000000 [ 892.221044][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.221158][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.221274][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.221428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853062c0 [ 892.221486][ T32] r4:00000000 [ 892.221540][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.221657][ T32] r9:83018205 r8:85448c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 892.221714][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.221864][ T32] r5:00001000 r4:eb1af000 [ 892.221929][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.222057][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.222262][ T32] r5:8549778c r4:85497400 [ 892.222327][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.222459][ T32] r7:ddde2d80 r6:83018200 r5:8549778c r4:85060080 [ 892.222519][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.222641][ T32] r10:61c88647 r9:85448c00 r8:850600ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.222742][ T32] r4:85060080 [ 892.222818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.222949][ T32] r10:00000000 r9:85060080 r8:80287e08 r7:eb5a1e60 r6:852ede00 r5:85448c00 [ 892.223010][ T32] r4:00000001 [ 892.223078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.223192][ T32] Exception stack(0xeb5a5fb0 to 0xeb5a5ff8) [ 892.223277][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 892.223370][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.223464][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.223537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.223603][ T32] r4:85461980 [ 892.224322][ T32] INFO: task kworker/1:649:5016 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.224415][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.224599][ T32] Workqueue: events bpf_prog_free_deferred [ 892.224788][ T32] Call trace: [ 892.224870][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.224989][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.225045][ T32] r4:00000000 [ 892.225096][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.225199][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.225303][ T32] 1d20: a1e86000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.225416][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.225487][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.225559][ T32] r5:80070013 r4:80239bb0 [ 892.225624][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.225800][ T32] r4:82ac21e4 [ 892.225867][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.225974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.226031][ T32] r4:dffe1dc0 [ 892.226107][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.226222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.226284][ T32] r4:00000000 [ 892.226351][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.226509][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.226580][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.226683][ T32] r5:00001000 r4:dfa13000 [ 892.226760][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.226862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.226968][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.227087][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.227209][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.227266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.227405][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.227489][ T32] r4:84e0be80 [ 892.227542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.227654][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.227717][ T32] r4:00000001 [ 892.227767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.227856][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.227937][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.228028][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.228102][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.228182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.228242][ T32] r4:84d87ac0 [ 892.228304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.228378][ T32] INFO: task kworker/1:650:5020 blocked for more than 469 seconds. [ 892.228483][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.228547][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.228625][ T32] task:kworker/1:650 state:D stack:0 pid:5020 tgid:5020 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.258783][ T32] Workqueue: events bpf_prog_free_deferred [ 892.259570][ T32] Call trace: [ 892.259663][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.259813][ T32] r10:8291a684 r9:eb599d84 r8:00000002 r7:60000013 r6:eb599d8c r5:8542e000 [ 892.259876][ T32] r4:8542e000 [ 892.259930][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.260034][ T32] r5:8542e000 r4:8291a680 [ 892.260088][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.260201][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.260398][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb599e08 [ 892.260497][ T32] r4:00000000 [ 892.260560][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.260651][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.260773][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.260877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853067c0 [ 892.260955][ T32] r4:00000000 [ 892.261015][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.261159][ T32] r9:83018205 r8:8542e000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 892.261212][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.261354][ T32] r5:00001000 r4:eb1fd000 [ 892.261420][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.261520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.261640][ T32] r5:854a038c r4:854a0000 [ 892.261762][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.261908][ T32] r7:ddde2d80 r6:83018200 r5:854a038c r4:85060200 [ 892.261976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.262105][ T32] r10:61c88647 r9:8542e000 r8:8506022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.262168][ T32] r4:85060200 [ 892.262219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.262331][ T32] r10:00000000 r9:85060200 r8:80287e08 r7:eb5a5e60 r6:85060380 r5:8542e000 [ 892.262398][ T32] r4:00000001 [ 892.262474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.262575][ T32] Exception stack(0xeb599fb0 to 0xeb599ff8) [ 892.262655][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 892.262762][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.262841][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.262930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.262993][ T32] r4:85306500 [ 892.263622][ T32] INFO: task kworker/1:650:5020 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.263720][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.263866][ T32] Workqueue: events bpf_prog_free_deferred [ 892.263979][ T32] Call trace: [ 892.264052][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.264176][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.264234][ T32] r4:00000000 [ 892.264286][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.264389][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.264498][ T32] 1d20: a21c0000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.264579][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.264672][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.264746][ T32] r5:80070013 r4:80239bb0 [ 892.264818][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.264920][ T32] r4:82ac21e4 [ 892.264973][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.265098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.265159][ T32] r4:dffe1dc0 [ 892.265211][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.265393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.265460][ T32] r4:00000000 [ 892.265512][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.265625][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.265677][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.265795][ T32] r5:00001000 r4:dfa13000 [ 892.265849][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.265994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.266105][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.266176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.266287][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.266342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.266458][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.266516][ T32] r4:84e0be80 [ 892.266562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.266667][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.266720][ T32] r4:00000001 [ 892.266787][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.266901][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.266981][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.267059][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.267143][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.267221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.267279][ T32] r4:84d87ac0 [ 892.267330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.267406][ T32] INFO: task kworker/1:651:5021 blocked for more than 469 seconds. [ 892.267482][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.267571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.267636][ T32] task:kworker/1:651 state:D stack:0 pid:5021 tgid:5021 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.267747][ T32] Workqueue: events bpf_prog_free_deferred [ 892.267852][ T32] Call trace: [ 892.267943][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.268061][ T32] r10:8291a684 r9:eb5a9d84 r8:00000002 r7:60000113 r6:eb5a9d8c r5:8542ec00 [ 892.268121][ T32] r4:8542ec00 [ 892.268229][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.268343][ T32] r5:8542ec00 r4:8291a680 [ 892.268404][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.268503][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.268621][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a9e08 [ 892.268691][ T32] r4:00000000 [ 892.292643][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.292893][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.292993][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.293106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85306400 [ 892.293181][ T32] r4:00000000 [ 892.293234][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.293389][ T32] r9:83018205 r8:8542ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 892.293461][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.293569][ T32] r5:00001000 r4:eb1db000 [ 892.293618][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.293713][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.293815][ T32] r5:85497b8c r4:85497800 [ 892.293919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.294086][ T32] r7:ddde2d80 r6:83018200 r5:85497b8c r4:85060400 [ 892.294155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.294271][ T32] r10:61c88647 r9:8542ec00 r8:8506042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.294343][ T32] r4:85060400 [ 892.294420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.294543][ T32] r10:00000000 r9:85060400 r8:80287e08 r7:eb599e60 r6:85060480 r5:8542ec00 [ 892.294611][ T32] r4:00000001 [ 892.294675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.294799][ T32] Exception stack(0xeb5a9fb0 to 0xeb5a9ff8) [ 892.294903][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 892.295015][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.295097][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.295191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.295255][ T32] r4:85306500 [ 892.295907][ T32] INFO: task kworker/1:651:5021 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.296015][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.296218][ T32] Workqueue: events bpf_prog_free_deferred [ 892.296333][ T32] Call trace: [ 892.296455][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.296600][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.296665][ T32] r4:00000000 [ 892.296717][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.296816][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.296917][ T32] 1d20: a2501000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.296999][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.297065][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.297127][ T32] r5:80070013 r4:80239bb0 [ 892.297186][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.297318][ T32] r4:82ac21e4 [ 892.297414][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.297527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.297583][ T32] r4:dffe1dc0 [ 892.297654][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.297780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.297838][ T32] r4:00000000 [ 892.297886][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.298134][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.298223][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.298345][ T32] r5:00001000 r4:dfa13000 [ 892.298408][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.298509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.298611][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.298732][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.321427][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.321591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.321833][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.321906][ T32] r4:84e0be80 [ 892.321983][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.322106][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.322193][ T32] r4:00000001 [ 892.322274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.322440][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.322523][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.322608][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.322680][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.322757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.322814][ T32] r4:84d87ac0 [ 892.322872][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.322960][ T32] INFO: task kworker/1:652:5024 blocked for more than 469 seconds. [ 892.323053][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.323117][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.323174][ T32] task:kworker/1:652 state:D stack:0 pid:5024 tgid:5024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.323332][ T32] Workqueue: events bpf_prog_free_deferred [ 892.323458][ T32] Call trace: [ 892.323534][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.323656][ T32] r10:8291a684 r9:eb5add84 r8:00000002 r7:60000113 r6:eb5add8c r5:8542c800 [ 892.323727][ T32] r4:8542c800 [ 892.323777][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.323882][ T32] r5:8542c800 r4:8291a680 [ 892.323987][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.324096][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.324220][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ade08 [ 892.324291][ T32] r4:00000000 [ 892.324352][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.324501][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.324628][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.324745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85306640 [ 892.324804][ T32] r4:00000000 [ 892.324871][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.325023][ T32] r9:83018205 r8:8542c800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 892.325088][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.325199][ T32] r5:00001000 r4:eb1e7000 [ 892.325278][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.325436][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.325546][ T32] r5:85497f8c r4:85497c00 [ 892.325622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.325743][ T32] r7:ddde2d80 r6:83018200 r5:85497f8c r4:85060500 [ 892.325797][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.325914][ T32] r10:61c88647 r9:8542c800 r8:8506052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.326011][ T32] r4:85060500 [ 892.326079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.326197][ T32] r10:00000000 r9:85060500 r8:80287e08 r7:eb599e60 r6:85060680 r5:8542c800 [ 892.326257][ T32] r4:00000001 [ 892.326307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.326419][ T32] Exception stack(0xeb5adfb0 to 0xeb5adff8) [ 892.326491][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.326567][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.326655][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.326748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.326825][ T32] r4:85306600 [ 892.327456][ T32] INFO: task kworker/1:652:5024 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.327550][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.327759][ T32] Workqueue: events bpf_prog_free_deferred [ 892.327873][ T32] Call trace: [ 892.327984][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.328119][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.328181][ T32] r4:00000000 [ 892.328230][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.328327][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.328415][ T32] 1d20: a2823000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.328510][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.328587][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.328654][ T32] r5:80070013 r4:80239bb0 [ 892.328708][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.349584][ T32] r4:82ac21e4 [ 892.349715][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.349870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.349957][ T32] r4:dffe1dc0 [ 892.350030][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.350155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.350216][ T32] r4:00000000 [ 892.350266][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.350391][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.350448][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.350556][ T32] r5:00001000 r4:dfa13000 [ 892.350606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.350700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.350802][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.350858][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.350982][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.351034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.351169][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.351241][ T32] r4:84e0be80 [ 892.351293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.351424][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.351492][ T32] r4:00000001 [ 892.351541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.351638][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.351716][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.351903][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.351997][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.352073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.352142][ T32] r4:84d87ac0 [ 892.352235][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.352309][ T32] INFO: task kworker/1:653:5026 blocked for more than 469 seconds. [ 892.352388][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.352446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.352496][ T32] task:kworker/1:653 state:D stack:0 pid:5026 tgid:5026 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.352622][ T32] Workqueue: events bpf_prog_free_deferred [ 892.352750][ T32] Call trace: [ 892.352826][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.352959][ T32] r10:8291a684 r9:eb5b1d84 r8:00000002 r7:60000013 r6:eb5b1d8c r5:846a6c00 [ 892.353021][ T32] r4:846a6c00 [ 892.353073][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.353182][ T32] r5:846a6c00 r4:8291a680 [ 892.353236][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.353371][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.353482][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b1e08 [ 892.353534][ T32] r4:00000000 [ 892.353581][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.353665][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.353752][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.353895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85306940 [ 892.353956][ T32] r4:00000000 [ 892.354006][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.354122][ T32] r9:83018205 r8:846a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 892.354195][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.354296][ T32] r5:00001000 r4:eb211000 [ 892.354345][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.354439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.354544][ T32] r5:854a078c r4:854a0400 [ 892.354608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.354711][ T32] r7:ddde2d80 r6:83018200 r5:854a078c r4:85060580 [ 892.354762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.354885][ T32] r10:61c88647 r9:846a6c00 r8:850605ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.354940][ T32] r4:85060580 [ 892.354988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.355097][ T32] r10:00000000 r9:85060580 r8:80287e08 r7:eb599e60 r6:85060780 r5:846a6c00 [ 892.355159][ T32] r4:00000001 [ 892.355210][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.355318][ T32] Exception stack(0xeb5b1fb0 to 0xeb5b1ff8) [ 892.355411][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.355509][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.355585][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.355658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.355709][ T32] r4:85306780 [ 892.356330][ T32] INFO: task kworker/1:653:5026 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.356523][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.356716][ T32] Workqueue: events bpf_prog_free_deferred [ 892.356822][ T32] Call trace: [ 892.356922][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.357048][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.357107][ T32] r4:00000000 [ 892.357162][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.357252][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.357383][ T32] 1d20: a2bb0000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.357469][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.357549][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.357631][ T32] r5:80070013 r4:80239bb0 [ 892.357709][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.357818][ T32] r4:82ac21e4 [ 892.357878][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.357977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.358045][ T32] r4:dffe1dc0 [ 892.358094][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.358209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.358267][ T32] r4:00000000 [ 892.358330][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.358446][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.358509][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.358607][ T32] r5:00001000 r4:dfa13000 [ 892.358656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.358746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.388305][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.388420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.388573][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.388627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.388821][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.389413][ T32] r4:84e0be80 [ 892.389486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.389628][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.389688][ T32] r4:00000001 [ 892.389739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.389834][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.389912][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.390008][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.390093][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.390170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.390229][ T32] r4:84d87ac0 [ 892.390317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.390401][ T32] INFO: task kworker/1:654:5028 blocked for more than 469 seconds. [ 892.390479][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.390540][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.390595][ T32] task:kworker/1:654 state:D stack:0 pid:5028 tgid:5028 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.390740][ T32] Workqueue: events bpf_prog_free_deferred [ 892.390846][ T32] Call trace: [ 892.390975][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.391095][ T32] r10:8291a684 r9:eb5b5d84 r8:00000002 r7:60000113 r6:eb5b5d8c r5:85410000 [ 892.391155][ T32] r4:85410000 [ 892.391208][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.391344][ T32] r5:85410000 r4:8291a680 [ 892.391413][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.391511][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.391616][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b5e08 [ 892.391674][ T32] r4:00000000 [ 892.391780][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.391877][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.391966][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.392064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85306a80 [ 892.392118][ T32] r4:00000000 [ 892.392177][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.392313][ T32] r9:83018205 r8:85410000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 892.392373][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.392484][ T32] r5:00001000 r4:eb22d000 [ 892.392538][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.392634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.392736][ T32] r5:854a0b8c r4:854a0800 [ 892.392787][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.392896][ T32] r7:ddde2d80 r6:83018200 r5:854a0b8c r4:85060600 [ 892.392950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.393123][ T32] r10:61c88647 r9:85410000 r8:8506062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.393196][ T32] r4:85060600 [ 892.393265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.393418][ T32] r10:00000000 r9:85060600 r8:80287e08 r7:eb5b1e60 r6:85060880 r5:85410000 [ 892.393478][ T32] r4:00000001 [ 892.393528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.393674][ T32] Exception stack(0xeb5b5fb0 to 0xeb5b5ff8) [ 892.393790][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 892.393922][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.394010][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.394083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.394146][ T32] r4:85306900 [ 892.394839][ T32] INFO: task kworker/1:654:5028 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.394933][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.395068][ T32] Workqueue: events bpf_prog_free_deferred [ 892.395213][ T32] Call trace: [ 892.395315][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.395455][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.395515][ T32] r4:00000000 [ 892.395586][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.395769][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.395847][ T32] 1d20: a2f15000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.395916][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.395975][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.396039][ T32] r5:80070013 r4:80239bb0 [ 892.396090][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.396188][ T32] r4:82ac21e4 [ 892.396238][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.396339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.396456][ T32] r4:dffe1dc0 [ 892.396521][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.396623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.396674][ T32] r4:00000000 [ 892.396722][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.396828][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.396911][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.397041][ T32] r5:00001000 r4:dfa13000 [ 892.397134][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.397240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.397362][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.397423][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.397540][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.397595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.397763][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.397833][ T32] r4:84e0be80 [ 892.397882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.397987][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.398038][ T32] r4:00000001 [ 892.398127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.398221][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.398316][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.398397][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.398502][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.398587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.398641][ T32] r4:84d87ac0 [ 892.398688][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.398815][ T32] INFO: task kworker/1:655:5031 blocked for more than 469 seconds. [ 892.433883][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.433986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.434341][ T32] task:kworker/1:655 state:D stack:0 pid:5031 tgid:5031 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.434505][ T32] Workqueue: events bpf_prog_free_deferred [ 892.434634][ T32] Call trace: [ 892.434982][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.435107][ T32] r10:8291a684 r9:eb5b9d84 r8:00000002 r7:60000113 r6:eb5b9d8c r5:85410c00 [ 892.435166][ T32] r4:85410c00 [ 892.435392][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.435501][ T32] r5:85410c00 r4:8291a680 [ 892.435556][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.435648][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.435746][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b9e08 [ 892.435903][ T32] r4:00000000 [ 892.435966][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.436047][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.436139][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.436259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85306bc0 [ 892.436319][ T32] r4:00000000 [ 892.436367][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.436484][ T32] r9:83018205 r8:85410c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 892.436538][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.436645][ T32] r5:00001000 r4:eb23d000 [ 892.436699][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.437128][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.437268][ T32] r5:854a0f8c r4:854a0c00 [ 892.437350][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.437832][ T32] r7:ddde2d80 r6:83018200 r5:854a0f8c r4:85060700 [ 892.437922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.438063][ T32] r10:61c88647 r9:85410c00 r8:8506072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.438272][ T32] r4:85060700 [ 892.438371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.438502][ T32] r10:00000000 r9:85060700 r8:80287e08 r7:eb5b5e60 r6:85060800 r5:85410c00 [ 892.438555][ T32] r4:00000001 [ 892.438600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.438703][ T32] Exception stack(0xeb5b9fb0 to 0xeb5b9ff8) [ 892.449588][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 892.449775][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.449874][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.449974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.450036][ T32] r4:85306b00 [ 892.450653][ T32] INFO: task kworker/1:655:5031 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.450735][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.450901][ T32] Workqueue: events bpf_prog_free_deferred [ 892.451075][ T32] Call trace: [ 892.451211][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.451344][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.451425][ T32] r4:00000000 [ 892.451486][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.451585][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.451703][ T32] 1d20: a337b000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.451794][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.451867][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.451948][ T32] r5:80070013 r4:80239bb0 [ 892.452016][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.452209][ T32] r4:82ac21e4 [ 892.452281][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.452395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.452458][ T32] r4:dffe1dc0 [ 892.452526][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.452629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.452709][ T32] r4:00000000 [ 892.452762][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.452888][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.452952][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.453051][ T32] r5:00001000 r4:dfa13000 [ 892.453099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.453194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.453284][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.453364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.453484][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.453538][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.453671][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.453731][ T32] r4:84e0be80 [ 892.453791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.453903][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.453975][ T32] r4:00000001 [ 892.454028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.454120][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.454258][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.454333][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.454411][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.454492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.454571][ T32] r4:84d87ac0 [ 892.454640][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.454802][ T32] INFO: task kworker/1:656:5033 blocked for more than 469 seconds. [ 892.454893][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.454954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.455005][ T32] task:kworker/1:656 state:D stack:0 pid:5033 tgid:5033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.455107][ T32] Workqueue: events bpf_prog_free_deferred [ 892.455212][ T32] Call trace: [ 892.455290][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.455414][ T32] r10:8291a684 r9:eb5c1d84 r8:00000002 r7:60000113 r6:eb5c1d8c r5:85411800 [ 892.455480][ T32] r4:85411800 [ 892.455531][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.455657][ T32] r5:85411800 r4:8291a680 [ 892.455810][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.455963][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.456073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c1e08 [ 892.456126][ T32] r4:00000000 [ 892.456173][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.456269][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.456356][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.456462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85306d00 [ 892.456520][ T32] r4:00000000 [ 892.456572][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.456696][ T32] r9:83018205 r8:85411800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 892.456768][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.456864][ T32] r5:00001000 r4:eb261000 [ 892.456914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.457017][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.457117][ T32] r5:854a138c r4:854a1000 [ 892.457173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.457288][ T32] r7:ddde2d80 r6:83018200 r5:854a138c r4:85060900 [ 892.457394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.457513][ T32] r10:61c88647 r9:85411800 r8:8506092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.457584][ T32] r4:85060900 [ 892.457654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.457773][ T32] r10:00000000 r9:85060900 r8:80287e08 r7:eb5b9e60 r6:85060980 r5:85411800 [ 892.457828][ T32] r4:00000001 [ 892.457875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.457959][ T32] Exception stack(0xeb5c1fb0 to 0xeb5c1ff8) [ 892.458022][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.458083][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.458188][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.458300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.458368][ T32] r4:85306c40 [ 892.458825][ T32] INFO: task kworker/1:656:5033 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.482128][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.482418][ T32] Workqueue: events bpf_prog_free_deferred [ 892.482621][ T32] Call trace: [ 892.482805][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.482937][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.483015][ T32] r4:00000000 [ 892.483072][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.483165][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.483243][ T32] 1d20: a3694000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.483317][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.483381][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.483451][ T32] r5:80070013 r4:80239bb0 [ 892.483592][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.483702][ T32] r4:82ac21e4 [ 892.483752][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.483857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.483918][ T32] r4:dffe1dc0 [ 892.483969][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.484090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.484158][ T32] r4:00000000 [ 892.484211][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.484324][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.484377][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.484481][ T32] r5:00001000 r4:dfa13000 [ 892.484529][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.484626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.484723][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.484777][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.484889][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.484963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.485085][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.485155][ T32] r4:84e0be80 [ 892.485224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.485391][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.485454][ T32] r4:00000001 [ 892.485507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.485597][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.485670][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.485743][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.485811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.485885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.485941][ T32] r4:84d87ac0 [ 892.485996][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.486068][ T32] INFO: task kworker/1:657:5034 blocked for more than 469 seconds. [ 892.486163][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.486226][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.486277][ T32] task:kworker/1:657 state:D stack:0 pid:5034 tgid:5034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.486392][ T32] Workqueue: events bpf_prog_free_deferred [ 892.486540][ T32] Call trace: [ 892.486689][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.486892][ T32] r10:8291a684 r9:eb591d84 r8:00000002 r7:60000113 r6:eb591d8c r5:85412400 [ 892.486977][ T32] r4:85412400 [ 892.487067][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.487172][ T32] r5:85412400 r4:8291a680 [ 892.487226][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.487327][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.487438][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb591e08 [ 892.487494][ T32] r4:00000000 [ 892.487542][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.487623][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.487715][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.487830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dc000 [ 892.487889][ T32] r4:00000000 [ 892.487936][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.488035][ T32] r9:83018205 r8:85412400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 892.488099][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.488195][ T32] r5:00001000 r4:eb2b3000 [ 892.488241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.488335][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.488473][ T32] r5:854a1f8c r4:854a1c00 [ 892.488527][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.488628][ T32] r7:ddde2d80 r6:83018200 r5:854a1f8c r4:85060a00 [ 892.488678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.511331][ T32] r10:61c88647 r9:85412400 r8:85060a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.511442][ T32] r4:85060a00 [ 892.511497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.511647][ T32] r10:00000000 r9:85060a00 r8:80287e08 r7:eb5c1e60 r6:85060a80 r5:85412400 [ 892.511736][ T32] r4:00000001 [ 892.511811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.511927][ T32] Exception stack(0xeb591fb0 to 0xeb591ff8) [ 892.512022][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.512092][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.512159][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.512232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.512313][ T32] r4:85306c40 [ 892.512940][ T32] INFO: task kworker/1:657:5034 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.513009][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.513157][ T32] Workqueue: events bpf_prog_free_deferred [ 892.513265][ T32] Call trace: [ 892.513375][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.513531][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.513630][ T32] r4:00000000 [ 892.513685][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.513782][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.513853][ T32] 1d20: a39ea000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.513928][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.513992][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.514052][ T32] r5:80070013 r4:80239bb0 [ 892.514101][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.514204][ T32] r4:82ac21e4 [ 892.514281][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.514404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.514468][ T32] r4:dffe1dc0 [ 892.514522][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.514625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.514669][ T32] r4:00000000 [ 892.514707][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.514798][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.514837][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.514915][ T32] r5:00001000 r4:dfa13000 [ 892.514951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.515023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.515101][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.515141][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.515230][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.515269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.515356][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.515406][ T32] r4:84e0be80 [ 892.515443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.515549][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.515610][ T32] r4:00000001 [ 892.515685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.515783][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.515852][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.515922][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.516011][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.516102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.516162][ T32] r4:84d87ac0 [ 892.516218][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.516282][ T32] INFO: task kworker/1:658:5036 blocked for more than 469 seconds. [ 892.516369][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.516438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.516488][ T32] task:kworker/1:658 state:D stack:0 pid:5036 tgid:5036 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.516593][ T32] Workqueue: events bpf_prog_free_deferred [ 892.516684][ T32] Call trace: [ 892.516752][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.516871][ T32] r10:8291a684 r9:eb5c5d84 r8:00000002 r7:60000113 r6:eb5c5d8c r5:85413000 [ 892.516927][ T32] r4:85413000 [ 892.517004][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.517123][ T32] r5:85413000 r4:8291a680 [ 892.517179][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.517277][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.517449][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c5e08 [ 892.517556][ T32] r4:00000000 [ 892.517614][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.517695][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.517797][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.517897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85306f00 [ 892.517962][ T32] r4:00000000 [ 892.518027][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.518147][ T32] r9:83018205 r8:85413000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 892.518209][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.518299][ T32] r5:00001000 r4:eb271000 [ 892.518391][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.518486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.518584][ T32] r5:854a178c r4:854a1400 [ 892.518632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.549536][ T32] r7:ddde2d80 r6:83018200 r5:854a178c r4:85060b00 [ 892.549628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.549781][ T32] r10:61c88647 r9:85413000 r8:85060b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.549847][ T32] r4:85060b00 [ 892.549898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.550015][ T32] r10:00000000 r9:85060b00 r8:80287e08 r7:eb591e60 r6:85060c80 r5:85413000 [ 892.550094][ T32] r4:00000001 [ 892.550189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.550291][ T32] Exception stack(0xeb5c5fb0 to 0xeb5c5ff8) [ 892.550366][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 892.550451][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.550540][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.550626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.550677][ T32] r4:85306ec0 [ 892.551287][ T32] INFO: task kworker/1:658:5036 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.551397][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.551566][ T32] Workqueue: events bpf_prog_free_deferred [ 892.551721][ T32] Call trace: [ 892.551833][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.551958][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.552018][ T32] r4:00000000 [ 892.552066][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.552167][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.552241][ T32] 1d20: a3e12000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.552307][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.552368][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.552430][ T32] r5:80070013 r4:80239bb0 [ 892.552481][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.552586][ T32] r4:82ac21e4 [ 892.552640][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.552745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.552804][ T32] r4:dffe1dc0 [ 892.552854][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.552961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.553018][ T32] r4:00000000 [ 892.553069][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.553184][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.553238][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.553376][ T32] r5:00001000 r4:dfa13000 [ 892.553440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.553556][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.553701][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.553760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.553876][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.553963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.554097][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.554156][ T32] r4:84e0be80 [ 892.554222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.554340][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.554403][ T32] r4:00000001 [ 892.554470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.554583][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.554669][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.554808][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.554884][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.554961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.555019][ T32] r4:84d87ac0 [ 892.555107][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.555183][ T32] INFO: task kworker/1:659:5038 blocked for more than 469 seconds. [ 892.555266][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.555329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.555382][ T32] task:kworker/1:659 state:D stack:0 pid:5038 tgid:5038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.555504][ T32] Workqueue: events bpf_prog_free_deferred [ 892.555638][ T32] Call trace: [ 892.555768][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.555886][ T32] r10:8291a684 r9:eb5c9d84 r8:00000002 r7:60000013 r6:eb5c9d8c r5:85413c00 [ 892.555958][ T32] r4:85413c00 [ 892.556011][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.556113][ T32] r5:85413c00 r4:8291a680 [ 892.556181][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.556286][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.556402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c9e08 [ 892.556461][ T32] r4:00000000 [ 892.556511][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.556596][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.556680][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.556786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85385ec0 [ 892.556844][ T32] r4:00000000 [ 892.556897][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.557022][ T32] r9:83018205 r8:85413c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 892.557099][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.557239][ T32] r5:00001000 r4:eb28b000 [ 892.557293][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.557431][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.557537][ T32] r5:854a1b8c r4:854a1800 [ 892.557588][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.557722][ T32] r7:ddde2d80 r6:83018200 r5:854a1b8c r4:85060b80 [ 892.557785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.557893][ T32] r10:61c88647 r9:85413c00 r8:85060bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.557964][ T32] r4:85060b80 [ 892.558013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.558112][ T32] r10:00000000 r9:85060b80 r8:80287e08 r7:eb591e60 r6:85060d00 r5:85413c00 [ 892.558160][ T32] r4:00000001 [ 892.558211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.558294][ T32] Exception stack(0xeb5c9fb0 to 0xeb5c9ff8) [ 892.558355][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 892.558424][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.558488][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.558553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.558605][ T32] r4:847dc0c0 [ 892.583235][ T32] INFO: task kworker/1:659:5038 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.583444][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.583618][ T32] Workqueue: events bpf_prog_free_deferred [ 892.583759][ T32] Call trace: [ 892.583834][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.583962][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.584040][ T32] r4:00000000 [ 892.584097][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.584193][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.584265][ T32] 1d20: a4068000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.584340][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.584419][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.584488][ T32] r5:80070013 r4:80239bb0 [ 892.584581][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.584698][ T32] r4:82ac21e4 [ 892.584762][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.584868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.584949][ T32] r4:dffe1dc0 [ 892.585007][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.585115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.585174][ T32] r4:00000000 [ 892.585247][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.585416][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.585473][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.585604][ T32] r5:00001000 r4:dfa13000 [ 892.585662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.585763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.585866][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.585921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.586034][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.586091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.586207][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.586266][ T32] r4:84e0be80 [ 892.586317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.586444][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.586518][ T32] r4:00000001 [ 892.586572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.586673][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.586766][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.586844][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.586924][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.587017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.587092][ T32] r4:84d87ac0 [ 892.587204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.587310][ T32] INFO: task kworker/1:660:5040 blocked for more than 469 seconds. [ 892.587399][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.587462][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.587533][ T32] task:kworker/1:660 state:D stack:0 pid:5040 tgid:5040 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.587646][ T32] Workqueue: events bpf_prog_free_deferred [ 892.587749][ T32] Call trace: [ 892.587826][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.587929][ T32] r10:8291a684 r9:eb5cdd84 r8:00000002 r7:60000113 r6:eb5cdd8c r5:85414800 [ 892.587981][ T32] r4:85414800 [ 892.588025][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.588139][ T32] r5:85414800 r4:8291a680 [ 892.588219][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.588320][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.588435][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5cde08 [ 892.588490][ T32] r4:00000000 [ 892.588538][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.588626][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.603570][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.603834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dc240 [ 892.603896][ T32] r4:00000000 [ 892.603953][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.604082][ T32] r9:83018205 r8:85414800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 892.604140][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.604247][ T32] r5:00001000 r4:eb3cb000 [ 892.604292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.604403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.604507][ T32] r5:854a238c r4:854a2000 [ 892.604557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.604667][ T32] r7:ddde2d80 r6:83018200 r5:854a238c r4:85060d80 [ 892.604715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.604892][ T32] r10:61c88647 r9:85414800 r8:85060dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.604955][ T32] r4:85060d80 [ 892.605007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.605149][ T32] r10:00000000 r9:85060d80 r8:80287e08 r7:eb591e60 r6:85060c00 r5:85414800 [ 892.605212][ T32] r4:00000001 [ 892.605264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.605409][ T32] Exception stack(0xeb5cdfb0 to 0xeb5cdff8) [ 892.605496][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.605565][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.605623][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.605689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.605737][ T32] r4:847dc0c0 [ 892.606330][ T32] INFO: task kworker/1:660:5040 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.606436][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.606615][ T32] Workqueue: events bpf_prog_free_deferred [ 892.606794][ T32] Call trace: [ 892.606870][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.606979][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.607031][ T32] r4:00000000 [ 892.607073][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.607161][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.607224][ T32] 1d20: a412d000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.607288][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.607364][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.607426][ T32] r5:80070013 r4:80239bb0 [ 892.607503][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.607592][ T32] r4:82ac21e4 [ 892.607643][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.607737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.607790][ T32] r4:dffe1dc0 [ 892.607842][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.607945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.608004][ T32] r4:00000000 [ 892.608048][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.608143][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.608189][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.608277][ T32] r5:00001000 r4:dfa13000 [ 892.608321][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.608433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.608526][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.608593][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.608714][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.631641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.631905][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.631974][ T32] r4:84e0be80 [ 892.632037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.632148][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.632202][ T32] r4:00000001 [ 892.632273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.632369][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.632447][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.632521][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.632604][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.632691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.632747][ T32] r4:84d87ac0 [ 892.632809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.632879][ T32] INFO: task kworker/1:661:5043 blocked for more than 469 seconds. [ 892.632952][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.633074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.633208][ T32] task:kworker/1:661 state:D stack:0 pid:5043 tgid:5043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.633394][ T32] Workqueue: events bpf_prog_free_deferred [ 892.633511][ T32] Call trace: [ 892.633658][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.633784][ T32] r10:8291a684 r9:eb5d1d84 r8:00000002 r7:60000113 r6:eb5d1d8c r5:85415400 [ 892.633854][ T32] r4:85415400 [ 892.633914][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.634021][ T32] r5:85415400 r4:8291a680 [ 892.634073][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.634180][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.634302][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d1e08 [ 892.634363][ T32] r4:00000000 [ 892.634429][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.634520][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.634618][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.634724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dc380 [ 892.634854][ T32] r4:00000000 [ 892.634921][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.635040][ T32] r9:83018205 r8:85415400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 892.635117][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.635263][ T32] r5:00001000 r4:eb3d5000 [ 892.635336][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.635443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.635558][ T32] r5:854a278c r4:854a2400 [ 892.635630][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.635738][ T32] r7:ddde2d80 r6:83018200 r5:854a278c r4:85060e00 [ 892.635801][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.635914][ T32] r10:61c88647 r9:85415400 r8:85060e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.635981][ T32] r4:85060e00 [ 892.636029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.636126][ T32] r10:00000000 r9:85060e00 r8:80287e08 r7:eb5cde60 r6:85060f00 r5:85415400 [ 892.636192][ T32] r4:00000001 [ 892.636251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.636367][ T32] Exception stack(0xeb5d1fb0 to 0xeb5d1ff8) [ 892.636438][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.636510][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.636575][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.636662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.636750][ T32] r4:847dc200 [ 892.637444][ T32] INFO: task kworker/1:661:5043 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.637532][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.637736][ T32] Workqueue: events bpf_prog_free_deferred [ 892.637896][ T32] Call trace: [ 892.637974][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.638095][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.638160][ T32] r4:00000000 [ 892.638240][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.638349][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.638428][ T32] 1d20: a4575000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.638517][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.638595][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.638658][ T32] r5:80070013 r4:80239bb0 [ 892.659425][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.659681][ T32] r4:82ac21e4 [ 892.659753][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.659865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.659924][ T32] r4:dffe1dc0 [ 892.659974][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.660083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.660164][ T32] r4:00000000 [ 892.660216][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.660334][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.660390][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.660511][ T32] r5:00001000 r4:dfa13000 [ 892.660566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.660674][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.660781][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.660833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.660958][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.661013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.661187][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.661260][ T32] r4:84e0be80 [ 892.661328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.661474][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.661547][ T32] r4:00000001 [ 892.661604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.661696][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.661776][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.661861][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.661931][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.662000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.662063][ T32] r4:84d87ac0 [ 892.662120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.662189][ T32] INFO: task kworker/1:662:5044 blocked for more than 469 seconds. [ 892.662272][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.662343][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.662401][ T32] task:kworker/1:662 state:D stack:0 pid:5044 tgid:5044 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.662530][ T32] Workqueue: events bpf_prog_free_deferred [ 892.662628][ T32] Call trace: [ 892.662766][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.662901][ T32] r10:8291a684 r9:eb5d5d84 r8:00000002 r7:60000013 r6:eb5d5d8c r5:85416000 [ 892.662955][ T32] r4:85416000 [ 892.663006][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.663103][ T32] r5:85416000 r4:8291a680 [ 892.663157][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.663248][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.663347][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d5e08 [ 892.663402][ T32] r4:00000000 [ 892.663451][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.663538][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.663649][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.663765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dcb00 [ 892.663823][ T32] r4:00000000 [ 892.663874][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.663978][ T32] r9:83018205 r8:85416000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 892.664052][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.664194][ T32] r5:00001000 r4:eb449000 [ 892.664257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.664345][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.664452][ T32] r5:854a3b8c r4:854a3800 [ 892.664532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.664655][ T32] r7:ddde2d80 r6:83018200 r5:854a3b8c r4:85060f80 [ 892.664722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.664834][ T32] r10:61c88647 r9:85416000 r8:85060fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.664893][ T32] r4:85060f80 [ 892.664941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.665063][ T32] r10:00000000 r9:85060f80 r8:80287e08 r7:eb5d1e60 r6:85060e80 r5:85416000 [ 892.665141][ T32] r4:00000001 [ 892.665198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.665291][ T32] Exception stack(0xeb5d5fb0 to 0xeb5d5ff8) [ 892.665411][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 892.665492][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.665585][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.665668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.665729][ T32] r4:847dc2c0 [ 892.666394][ T32] INFO: task kworker/1:662:5044 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.666483][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.666621][ T32] Workqueue: events bpf_prog_free_deferred [ 892.666741][ T32] Call trace: [ 892.666836][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.666951][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.667010][ T32] r4:00000000 [ 892.667074][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.667186][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.667268][ T32] 1d20: a4a22000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.667344][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.667410][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.667472][ T32] r5:80070013 r4:80239bb0 [ 892.667536][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.667657][ T32] r4:82ac21e4 [ 892.667714][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.667823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.667881][ T32] r4:dffe1dc0 [ 892.667929][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.668032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.668134][ T32] r4:00000000 [ 892.668190][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.668351][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.668431][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.668543][ T32] r5:00001000 r4:dfa13000 [ 892.668595][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.668694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.692763][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.692861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.693033][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.693109][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.693254][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.693385][ T32] r4:84e0be80 [ 892.693448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.693565][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.693621][ T32] r4:00000001 [ 892.693674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.693765][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.693844][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.693933][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.694004][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.694095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.694176][ T32] r4:84d87ac0 [ 892.694237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.694395][ T32] INFO: task kworker/1:663:5046 blocked for more than 469 seconds. [ 892.694525][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.694601][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.694668][ T32] task:kworker/1:663 state:D stack:0 pid:5046 tgid:5046 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.694883][ T32] Workqueue: events bpf_prog_free_deferred [ 892.694995][ T32] Call trace: [ 892.695088][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.695206][ T32] r10:8291a684 r9:eb5d9d84 r8:00000002 r7:60000013 r6:eb5d9d8c r5:85416c00 [ 892.695263][ T32] r4:85416c00 [ 892.695316][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.695436][ T32] r5:85416c00 r4:8291a680 [ 892.695496][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.695593][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.695727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d9e08 [ 892.695789][ T32] r4:00000000 [ 892.695837][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.695925][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.696054][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.696170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dc540 [ 892.696227][ T32] r4:00000000 [ 892.696326][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.696453][ T32] r9:83018205 r8:85416c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 892.696506][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.696619][ T32] r5:00001000 r4:eb3e3000 [ 892.696751][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.696855][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.696957][ T32] r5:854a2b8c r4:854a2800 [ 892.697025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.697142][ T32] r7:ddde2d80 r6:83018200 r5:854a2b8c r4:84fa5100 [ 892.697191][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.697296][ T32] r10:61c88647 r9:85416c00 r8:84fa512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.697385][ T32] r4:84fa5100 [ 892.697466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.697587][ T32] r10:00000000 r9:84fa5100 r8:80287e08 r7:eb5d5e60 r6:84fa5180 r5:85416c00 [ 892.697638][ T32] r4:00000001 [ 892.697680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.697774][ T32] Exception stack(0xeb5d9fb0 to 0xeb5d9ff8) [ 892.697852][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 892.697922][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.698001][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.698087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.698153][ T32] r4:847dc500 [ 892.709592][ T32] INFO: task kworker/1:663:5046 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.709780][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.709998][ T32] Workqueue: events bpf_prog_free_deferred [ 892.710167][ T32] Call trace: [ 892.710243][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.710420][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.710498][ T32] r4:00000000 [ 892.710584][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.710690][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.710767][ T32] 1d20: a4d28000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.710839][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.710902][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.710959][ T32] r5:80070013 r4:80239bb0 [ 892.711047][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.711162][ T32] r4:82ac21e4 [ 892.711243][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.711356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.711415][ T32] r4:dffe1dc0 [ 892.711477][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.711597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.711686][ T32] r4:00000000 [ 892.711772][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.711892][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.711947][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.712062][ T32] r5:00001000 r4:dfa13000 [ 892.712138][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.712234][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.712329][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.712420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.712538][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.712616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.712731][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.712824][ T32] r4:84e0be80 [ 892.712882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.712990][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.713058][ T32] r4:00000001 [ 892.713108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.713203][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.713280][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.713387][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.713485][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.713572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.713630][ T32] r4:84d87ac0 [ 892.713687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.713762][ T32] INFO: task kworker/1:664:5048 blocked for more than 469 seconds. [ 892.713858][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.713926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.713991][ T32] task:kworker/1:664 state:D stack:0 pid:5048 tgid:5048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.714118][ T32] Workqueue: events bpf_prog_free_deferred [ 892.714229][ T32] Call trace: [ 892.714327][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.714437][ T32] r10:8291a684 r9:eb5e1d84 r8:00000002 r7:60000013 r6:eb5e1d8c r5:854f0000 [ 892.714495][ T32] r4:854f0000 [ 892.714590][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.714713][ T32] r5:854f0000 r4:8291a680 [ 892.714765][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.714882][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.715006][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e1e08 [ 892.715066][ T32] r4:00000000 [ 892.715120][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.715240][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.715340][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.715452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dc680 [ 892.715528][ T32] r4:00000000 [ 892.715598][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.715712][ T32] r9:83018205 r8:854f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 892.715769][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.715872][ T32] r5:00001000 r4:eb423000 [ 892.715923][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.716032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.716182][ T32] r5:854a2f8c r4:854a2c00 [ 892.716277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.716426][ T32] r7:ddde2d80 r6:83018200 r5:854a2f8c r4:84fa5000 [ 892.716500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.716621][ T32] r10:61c88647 r9:854f0000 r8:84fa502c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.716685][ T32] r4:84fa5000 [ 892.716738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.716853][ T32] r10:00000000 r9:84fa5000 r8:80287e08 r7:eb5d5e60 r6:84fa5280 r5:854f0000 [ 892.716912][ T32] r4:00000001 [ 892.716978][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.717096][ T32] Exception stack(0xeb5e1fb0 to 0xeb5e1ff8) [ 892.717188][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.717275][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.717384][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.717465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.717525][ T32] r4:847dc5c0 [ 892.718199][ T32] INFO: task kworker/1:664:5048 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.718283][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.718654][ T32] Workqueue: events bpf_prog_free_deferred [ 892.748041][ T32] Call trace: [ 892.748186][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.748365][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.748423][ T32] r4:00000000 [ 892.748484][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.748584][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.748663][ T32] 1d20: a50b3000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.748794][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.749484][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.749564][ T32] r5:80070013 r4:80239bb0 [ 892.749618][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.749731][ T32] r4:82ac21e4 [ 892.749789][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.749901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.749971][ T32] r4:dffe1dc0 [ 892.750024][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.750143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.750215][ T32] r4:00000000 [ 892.750287][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.750409][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.750495][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.750612][ T32] r5:00001000 r4:dfa13000 [ 892.750679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.750787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.750890][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.750941][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.751047][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.751101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.751219][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.751279][ T32] r4:84e0be80 [ 892.751350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.751484][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.751550][ T32] r4:00000001 [ 892.751605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.751706][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.751798][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.751950][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.752032][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.752102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.752177][ T32] r4:84d87ac0 [ 892.752259][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.752337][ T32] INFO: task kworker/1:665:5050 blocked for more than 469 seconds. [ 892.752412][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.752470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.752518][ T32] task:kworker/1:665 state:D stack:0 pid:5050 tgid:5050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.752662][ T32] Workqueue: events bpf_prog_free_deferred [ 892.752777][ T32] Call trace: [ 892.752867][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.752998][ T32] r10:8291a684 r9:eb5e5d84 r8:00000002 r7:60000013 r6:eb5e5d8c r5:854f0c00 [ 892.753071][ T32] r4:854f0c00 [ 892.753135][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.753258][ T32] r5:854f0c00 r4:8291a680 [ 892.753314][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.753470][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.753578][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e5e08 [ 892.753646][ T32] r4:00000000 [ 892.753706][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.753795][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.753892][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.753992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dc800 [ 892.754044][ T32] r4:00000000 [ 892.754091][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.754206][ T32] r9:83018205 r8:854f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 892.754260][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.754384][ T32] r5:00001000 r4:eb431000 [ 892.754447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.754546][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.754656][ T32] r5:854a338c r4:854a3000 [ 892.754724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.754841][ T32] r7:ddde2d80 r6:83018200 r5:854a338c r4:84fa5080 [ 892.754886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.755002][ T32] r10:61c88647 r9:854f0c00 r8:84fa50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.755148][ T32] r4:84fa5080 [ 892.755208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.755318][ T32] r10:00000000 r9:84fa5080 r8:80287e08 r7:eb5d5e60 r6:84fa5380 r5:854f0c00 [ 892.755377][ T32] r4:00000001 [ 892.755438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.755530][ T32] Exception stack(0xeb5e5fb0 to 0xeb5e5ff8) [ 892.755600][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 892.755674][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.755773][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.755883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.755959][ T32] r4:847dc7c0 [ 892.756602][ T32] INFO: task kworker/1:665:5050 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.756690][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.756850][ T32] Workqueue: events bpf_prog_free_deferred [ 892.756972][ T32] Call trace: [ 892.757088][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.757269][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.757367][ T32] r4:00000000 [ 892.757423][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.757585][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.757669][ T32] 1d20: a50b3000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.757787][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.757858][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.757913][ T32] r5:80070013 r4:80239bb0 [ 892.757962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.758057][ T32] r4:82ac21e4 [ 892.758103][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.758213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.758265][ T32] r4:dffe1dc0 [ 892.758309][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.758409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.758488][ T32] r4:00000000 [ 892.758562][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.758710][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.792729][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.792994][ T32] r5:00001000 r4:dfa13000 [ 892.793052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 892.793699][ T32] r4:84e0be80 ** 9 printk messages dropped ** [ 892.794474][ T32] r4:84d87ac0 ** 9 printk messages dropped ** [ 892.795388][ T32] r4:854f1800 ** 9 printk messages dropped ** [ 892.796319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dc980 ** 9 printk messages dropped ** [ 892.797206][ T32] r7:ddde2d80 r6:83018200 r5:854a378c r4:84fa5200 ** 13 printk messages dropped ** [ 892.819683][ T32] INFO: task kworker/1:666:5052 is blocked on a mutex likely owned by task kworker/0:123:3540. ** 21 printk messages dropped ** [ 892.821951][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 19 printk messages dropped ** [ 892.823658][ T32] r4:84d87ac0 ** 11 printk messages dropped ** [ 892.824809][ T32] r5:854f2400 r4:8291a680 ** 10 printk messages dropped ** [ 892.825749][ T32] r9:83018205 r8:854f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 ** 7 printk messages dropped ** [ 892.826404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.826520][ T32] r10:61c88647 r9:854f2400 r8:84fa532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.826604][ T32] r4:84fa5300 [ 892.826672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.826786][ T32] r10:00000000 r9:84fa5300 r8:80287e08 r7:eb5d5e60 r6:84fa5580 r5:854f2400 [ 892.826874][ T32] r4:00000001 [ 892.826988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.827110][ T32] Exception stack(0xeb5ddfb0 to 0xeb5ddff8) [ 892.827213][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 892.827321][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.827397][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.827492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.827564][ T32] r4:847dcac0 [ 892.828195][ T32] INFO: task kworker/1:667:5054 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.828275][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.828412][ T32] Workqueue: events bpf_prog_free_deferred [ 892.828526][ T32] Call trace: [ 892.828618][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.828806][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.861155][ T32] r4:00000000 [ 892.861256][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.861436][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.861520][ T32] 1d20: a5dda000 dfeb5000 00000001 80239b98 7f081000 00000001 ** 6 printk messages dropped ** [ 892.862055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 19 printk messages dropped ** [ 892.863716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 18 printk messages dropped ** [ 892.865538][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 892.867003][ T32] r5:854a3f8c r4:854a3c00 ** 6 printk messages dropped ** [ 892.867627][ T32] r10:00000000 r9:84fa5400 r8:80287e08 r7:eb5dde60 r6:84fa5500 r5:854f3000 ** 16 printk messages dropped ** [ 892.882450][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 892.882917][ T32] r4:82ac21e4 [ 892.882982][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.883093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.883159][ T32] r4:dffe1dc0 [ 892.883221][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.883337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.883405][ T32] r4:00000000 [ 892.883463][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.883566][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.883624][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.883727][ T32] r5:00001000 r4:dfa13000 [ 892.883794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.883905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.884062][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.884141][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.884281][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.884345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.884461][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.884540][ T32] r4:84e0be80 [ 892.884596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 892.885612][ T32] INFO: task kworker/1:669:5058 blocked for more than 469 seconds. ** 17 printk messages dropped ** [ 892.887377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f88000 ** 10 printk messages dropped ** [ 892.888426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 892.924351][ T32] Call trace: ** 12 printk messages dropped ** [ 892.925526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 20 printk messages dropped ** [ 892.927305][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 14 printk messages dropped ** [ 892.928519][ T32] r4:854f5400 ** 8 printk messages dropped ** [ 892.947599][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.947706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f88140 [ 892.947855][ T32] r4:00000000 [ 892.947924][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.948040][ T32] r9:83018205 r8:854f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 892.948102][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.948224][ T32] r5:00001000 r4:eb603000 [ 892.948275][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.948372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.948489][ T32] r5:854a8b8c r4:854a8800 [ 892.948618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.948800][ T32] r7:ddde2d80 r6:83018200 r5:854a8b8c r4:84fa5680 [ 892.959637][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.959846][ T32] r10:61c88647 r9:854f5400 r8:84fa56ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 892.960548][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 892.961664][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 892.962609][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 892.963255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 3 printk messages dropped ** [ 892.963565][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 892.964431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 892.965025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.965077][ T32] r4:84d87ac0 [ 892.965138][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.965231][ T32] INFO: task kworker/1:671:5062 blocked for more than 470 seconds. [ 892.965357][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.965436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.965497][ T32] task:kworker/1:671 state:D stack:0 pid:5062 tgid:5062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.965606][ T32] Workqueue: events bpf_prog_free_deferred [ 892.965699][ T32] Call trace: [ 892.965776][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.965888][ T32] r10:8291a684 r9:eb601d84 r8:00000002 r7:60000113 r6:eb601d8c r5:854f6000 [ 892.965947][ T32] r4:854f6000 [ 892.965995][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.966094][ T32] r5:854f6000 r4:8291a680 [ 892.966156][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.966285][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.966401][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb601e08 [ 892.966458][ T32] r4:00000000 [ 892.966506][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.966589][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.966686][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.966788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f88340 [ 892.966838][ T32] r4:00000000 [ 892.966886][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.966989][ T32] r9:83018205 r8:854f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 892.967045][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.967153][ T32] r5:00001000 r4:eb609000 [ 892.967202][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.967290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.967388][ T32] r5:854a8f8c r4:854a8c00 [ 892.967448][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.967562][ T32] r7:ddde2d80 r6:83018200 r5:854a8f8c r4:84fa5880 [ 892.967640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.967745][ T32] r10:61c88647 r9:854f6000 r8:84fa58ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 892.967803][ T32] r4:84fa5880 [ 892.967851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.967972][ T32] r10:00000000 r9:84fa5880 r8:80287e08 r7:eb5f1e60 r6:84fa5700 r5:854f6000 [ 892.968054][ T32] r4:00000001 [ 892.968109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.968212][ T32] Exception stack(0xeb601fb0 to 0xeb601ff8) [ 892.968322][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.968413][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.968482][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.968566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.968625][ T32] r4:84f88080 [ 892.992328][ T32] INFO: task kworker/1:671:5062 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 892.992531][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.992700][ T32] Workqueue: events bpf_prog_free_deferred [ 892.992858][ T32] Call trace: [ 892.992973][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 892.993106][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 892.993190][ T32] r4:00000000 [ 892.993266][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 892.993421][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 892.993500][ T32] 1d20: a69d0000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 892.993578][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 892.993652][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 892.993731][ T32] r5:80070013 r4:80239bb0 [ 892.993790][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 892.993889][ T32] r4:82ac21e4 [ 892.993957][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 892.994069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 892.994123][ T32] r4:dffe1dc0 [ 892.994208][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.994331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 892.994415][ T32] r4:00000000 [ 892.994605][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.994729][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 892.994785][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.994890][ T32] r5:00001000 r4:dfa13000 [ 892.994947][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 892.995055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 892.995171][ T32] r5:85ef9f8c r4:85ef9c00 [ 892.995232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 892.995345][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 892.995416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 892.995549][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 892.995612][ T32] r4:84e0be80 [ 892.995689][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 892.995812][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 892.995879][ T32] r4:00000001 [ 892.995928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 892.996044][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 892.996140][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 892.996218][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 892.996285][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 892.996359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 892.996416][ T32] r4:84d87ac0 [ 892.996479][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 892.996565][ T32] INFO: task kworker/1:672:5064 blocked for more than 470 seconds. [ 892.996649][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 892.996712][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 892.996782][ T32] task:kworker/1:672 state:D stack:0 pid:5064 tgid:5064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 892.996900][ T32] Workqueue: events bpf_prog_free_deferred [ 892.997021][ T32] Call trace: [ 892.997101][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 892.997242][ T32] r10:8291a684 r9:eb60dd84 r8:00000002 r7:60000013 r6:eb60dd8c r5:854f6c00 [ 892.997304][ T32] r4:854f6c00 [ 892.997409][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 892.997516][ T32] r5:854f6c00 r4:8291a680 [ 892.997563][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 892.997668][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 892.997784][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb60de08 [ 892.997840][ T32] r4:00000000 [ 892.997891][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 892.997981][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 892.998096][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 892.998325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f88300 [ 892.998393][ T32] r4:00000000 [ 892.998443][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 892.998547][ T32] r9:83018205 r8:854f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 892.998602][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 892.998727][ T32] r5:00001000 r4:eb617000 [ 892.998877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.024256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.024440][ T32] r5:854a938c r4:854a9000 [ 893.024510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.024622][ T32] r7:ddde2d80 r6:83018200 r5:854a938c r4:84fa5900 [ 893.024675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.024830][ T32] r10:61c88647 r9:854f6c00 r8:84fa592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.024891][ T32] r4:84fa5900 [ 893.024948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.025062][ T32] r10:00000000 r9:84fa5900 r8:80287e08 r7:eb601e60 r6:84fa5a80 r5:854f6c00 [ 893.025114][ T32] r4:00000001 [ 893.025168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.025267][ T32] Exception stack(0xeb60dfb0 to 0xeb60dff8) [ 893.025379][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.025470][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.025537][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.025637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.025699][ T32] r4:84f88300 [ 893.026321][ T32] INFO: task kworker/1:672:5064 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 893.026417][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.026580][ T32] Workqueue: events bpf_prog_free_deferred [ 893.026688][ T32] Call trace: [ 893.026783][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 893.026910][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 893.026971][ T32] r4:00000000 [ 893.027019][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.027110][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 893.027207][ T32] 1d20: a6d1b000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 893.027278][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 893.027354][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 893.027441][ T32] r5:80070013 r4:80239bb0 [ 893.027502][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.027602][ T32] r4:82ac21e4 [ 893.027680][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.027802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.027885][ T32] r4:dffe1dc0 [ 893.027960][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.028077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.028142][ T32] r4:00000000 [ 893.028219][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.028329][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 893.028388][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.028507][ T32] r5:00001000 r4:dfa13000 [ 893.028579][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.028704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.040982][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.041124][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.041285][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.041380][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.041499][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.041589][ T32] r4:84e0be80 [ 893.041654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.041773][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.041842][ T32] r4:00000001 [ 893.041891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.041979][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.042062][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.042147][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.042220][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.042313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.042375][ T32] r4:84d87ac0 [ 893.042446][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.042538][ T32] INFO: task kworker/1:673:5067 blocked for more than 470 seconds. [ 893.042622][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.042682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.042738][ T32] task:kworker/1:673 state:D stack:0 pid:5067 tgid:5067 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.042880][ T32] Workqueue: events bpf_prog_free_deferred [ 893.043088][ T32] Call trace: [ 893.043191][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.043300][ T32] r10:8291a684 r9:eb615d84 r8:00000002 r7:60000013 r6:eb615d8c r5:854f3c00 [ 893.043354][ T32] r4:854f3c00 [ 893.043405][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.043510][ T32] r5:854f3c00 r4:8291a680 [ 893.043561][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.043652][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.043751][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb615e08 [ 893.043819][ T32] r4:00000000 [ 893.043879][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 893.043964][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.044074][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.044225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f88740 [ 893.044287][ T32] r4:00000000 [ 893.044338][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.044449][ T32] r9:83018205 r8:854f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 893.044505][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.044618][ T32] r5:00001000 r4:eb62b000 [ 893.044670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.044816][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.044929][ T32] r5:854a9b8c r4:854a9800 [ 893.044979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.045095][ T32] r7:ddde2d80 r6:83018200 r5:854a9b8c r4:84fa5980 [ 893.045170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.045281][ T32] r10:61c88647 r9:854f3c00 r8:84fa59ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.045400][ T32] r4:84fa5980 [ 893.045468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.045587][ T32] r10:00000000 r9:84fa5980 r8:80287e08 r7:eb60de60 r6:84fa5a00 r5:854f3c00 [ 893.045647][ T32] r4:00000001 [ 893.045708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.045797][ T32] Exception stack(0xeb615fb0 to 0xeb615ff8) [ 893.045866][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 893.045944][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.046014][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.046096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.046172][ T32] r4:84f88540 [ 893.046810][ T32] INFO: task kworker/1:673:5067 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 893.046896][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.047044][ T32] Workqueue: events bpf_prog_free_deferred [ 893.047154][ T32] Call trace: [ 893.047228][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 893.047357][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 893.047422][ T32] r4:00000000 [ 893.047479][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.047582][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 893.047650][ T32] 1d20: a6d1b000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 893.047722][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 893.047809][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 893.047879][ T32] r5:80070013 r4:80239bb0 [ 893.047929][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.048058][ T32] r4:82ac21e4 [ 893.048119][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.048228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.048295][ T32] r4:dffe1dc0 [ 893.048344][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.048448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.048540][ T32] r4:00000000 [ 893.048597][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.048694][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 893.069797][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.070054][ T32] r5:00001000 r4:dfa13000 [ 893.070107][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.070221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.070360][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.070425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.070542][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.070594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.070692][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.070747][ T32] r4:84e0be80 [ 893.070811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.070923][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.070985][ T32] r4:00000001 [ 893.071040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.071165][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.071249][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.071338][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.071413][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.071498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.071560][ T32] r4:84d87ac0 [ 893.071621][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.071716][ T32] INFO: task kworker/1:674:5068 blocked for more than 470 seconds. [ 893.071816][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.071881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.071932][ T32] task:kworker/1:674 state:D stack:0 pid:5068 tgid:5068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.072054][ T32] Workqueue: events bpf_prog_free_deferred [ 893.072157][ T32] Call trace: [ 893.072226][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.072337][ T32] r10:8291a684 r9:eb629d84 r8:00000002 r7:60000013 r6:eb629d8c r5:854f8000 [ 893.072389][ T32] r4:854f8000 [ 893.072435][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.072532][ T32] r5:854f8000 r4:8291a680 [ 893.072580][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.072667][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.072767][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb629e08 [ 893.072833][ T32] r4:00000000 [ 893.072879][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 893.073003][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.073112][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 893.073311][ T32] r4:00000000 ** 5 printk messages dropped ** [ 893.073910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.074017][ T32] r5:854a978c r4:854a9400 ** 1 printk messages dropped ** [ 893.074179][ T32] r7:ddde2d80 r6:83018200 r5:854a978c r4:84fa5b00 ** 4 printk messages dropped ** [ 893.074575][ T32] r10:00000000 r9:84fa5b00 r8:80287e08 r7:eb615e60 r6:84fa5b80 r5:854f8000 ** 6 printk messages dropped ** [ 893.075034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 893.076305][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 8 printk messages dropped ** [ 893.076983][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 893.077461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 893.078399][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 5 printk messages dropped ** [ 893.111503][ T32] r4:00000001 [ 893.111604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.111741][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.111844][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.111928][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.111995][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.112058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.112142][ T32] r4:84d87ac0 [ 893.112214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.112280][ T32] INFO: task kworker/1:675:5071 blocked for more than 470 seconds. [ 893.112356][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.112428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.112490][ T32] task:kworker/1:675 state:D stack:0 pid:5071 tgid:5071 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.112619][ T32] Workqueue: events bpf_prog_free_deferred [ 893.112728][ T32] Call trace: ** 1 printk messages dropped ** [ 893.112919][ T32] r10:8291a684 r9:eb635d84 r8:00000002 r7:60000013 r6:eb635d8c r5:854f8c00 ** 6 printk messages dropped ** [ 893.113509][ T32] r4:00000000 ** 2 printk messages dropped ** [ 893.113750][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 893.114580][ T32] r5:854aab8c r4:854aa800 [ 893.114635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 893.114932][ T32] r10:61c88647 r9:854f8c00 r8:84fa5c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 893.115603][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 893.116960][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 7 printk messages dropped ** [ 893.117593][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 893.118631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 893.150154][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 893.150724][ T32] r4:84d87ac0 ** 4 printk messages dropped ** [ 893.151048][ T32] task:kworker/1:676 state:D stack:0 pid:5073 tgid:5073 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 893.152020][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb63de08 ** 8 printk messages dropped ** [ 893.152637][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 893.152977][ T32] r5:854a9f8c r4:854a9c00 [ 893.153026][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.153141][ T32] r7:ddde2d80 r6:83018200 r5:854a9f8c r4:84fa5c80 [ 893.153193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.153298][ T32] r10:61c88647 r9:854f9800 r8:84fa5cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.153381][ T32] r4:84fa5c80 [ 893.153430][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.153551][ T32] r10:00000000 r9:84fa5c80 r8:80287e08 r7:eb635e60 r6:84fa5e80 r5:854f9800 [ 893.153609][ T32] r4:00000001 [ 893.153658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.153739][ T32] Exception stack(0xeb63dfb0 to 0xeb63dff8) [ 893.153803][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.153871][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.153931][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.154011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.154087][ T32] r4:84f888c0 [ 893.154701][ T32] INFO: task kworker/1:676:5073 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 893.154780][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.155013][ T32] Workqueue: events bpf_prog_free_deferred [ 893.155146][ T32] Call trace: [ 893.155232][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 893.155349][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 893.155408][ T32] r4:00000000 [ 893.155477][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.155578][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 893.155650][ T32] 1d20: a7a8f000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 893.155745][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 893.155816][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 893.155905][ T32] r5:80070013 r4:80239bb0 [ 893.156082][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.156202][ T32] r4:82ac21e4 [ 893.156255][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.156357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.156415][ T32] r4:dffe1dc0 [ 893.156480][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.156595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.156681][ T32] r4:00000000 [ 893.156745][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.156863][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 893.156921][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.157038][ T32] r5:00001000 r4:dfa13000 [ 893.157119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.157231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.157327][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.157421][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.157550][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.157612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.157727][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.157806][ T32] r4:84e0be80 [ 893.157869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.157979][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.158032][ T32] r4:00000001 [ 893.158108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.158231][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.158314][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.158397][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.158467][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.158539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.158594][ T32] r4:84d87ac0 [ 893.158643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.158705][ T32] INFO: task kworker/1:677:5075 blocked for more than 470 seconds. [ 893.172854][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 893.173152][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 893.174087][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 893.174936][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 893.175608][ T32] r7:ddde2d80 r6:83018200 r5:854aa38c r4:84fa5d00 ** 4 printk messages dropped ** [ 893.176106][ T32] r10:00000000 r9:84fa5d00 r8:80287e08 r7:eb635e60 r6:84fa5e00 r5:854fb000 ** 9 printk messages dropped ** [ 893.177470][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 893.178759][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 893.202047][ T32] r5:00001000 r4:dfa13000 ** 6 printk messages dropped ** [ 893.202669][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 893.203441][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 893.204039][ T32] Workqueue: events bpf_prog_free_deferred [ 893.204146][ T32] Call trace: [ 893.204221][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.204336][ T32] r10:8291a684 r9:eb649d84 r8:00000002 r7:60000113 r6:eb649d8c r5:85449800 [ 893.204393][ T32] r4:85449800 [ 893.204456][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.204558][ T32] r5:85449800 r4:8291a680 [ 893.204639][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.204741][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.204860][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb649e08 [ 893.204920][ T32] r4:00000000 [ 893.204968][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 893.205050][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.205153][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.205264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d523c0 [ 893.205322][ T32] r4:00000000 [ 893.205409][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.205517][ T32] r9:83018005 r8:85449800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [ 893.205568][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.205695][ T32] r5:00001000 r4:eb659000 [ 893.205749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.205841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.205948][ T32] r5:8533ab8c r4:8533a800 [ 893.206003][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.206145][ T32] r7:dddced80 r6:83018000 r5:8533ab8c r4:852ede80 [ 893.206203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.206317][ T32] r10:61c88647 r9:85449800 r8:852edeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.206383][ T32] r4:852ede80 [ 893.206430][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.206536][ T32] r10:00000000 r9:852ede80 r8:80287e08 r7:eb495e60 r6:852edf00 r5:85449800 [ 893.206591][ T32] r4:00000001 [ 893.206637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.206723][ T32] Exception stack(0xeb649fb0 to 0xeb649ff8) [ 893.206790][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 893.206918][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.207000][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.207069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.207122][ T32] r4:84d52600 [ 893.207754][ T32] INFO: task kworker/0:296:5076 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 893.207839][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.208049][ T32] Workqueue: events bpf_prog_free_deferred [ 893.208194][ T32] Call trace: [ 893.208279][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 893.208397][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 893.208474][ T32] r4:00000000 [ 893.208546][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.208640][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 893.208781][ T32] 1d20: a7e5f000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 893.229777][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 893.229886][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 893.229968][ T32] r5:80070013 r4:80239bb0 [ 893.230060][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.230229][ T32] r4:82ac21e4 [ 893.230294][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.230664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.230736][ T32] r4:dffe1dc0 [ 893.230781][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.230892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.230963][ T32] r4:00000000 [ 893.231058][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.231193][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 893.231248][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.231402][ T32] r5:00001000 r4:dfa13000 [ 893.231472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.231573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.231685][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.231743][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.231856][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.231913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.232041][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.232106][ T32] r4:84e0be80 [ 893.232158][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.232267][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.232370][ T32] r4:00000001 [ 893.232427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.232540][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.232632][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.232756][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.232868][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.232972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.233072][ T32] r4:84d87ac0 [ 893.233141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.233210][ T32] INFO: task kworker/0:297:5078 blocked for more than 470 seconds. [ 893.233286][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.233424][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.233496][ T32] task:kworker/0:297 state:D stack:0 pid:5078 tgid:5078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.233621][ T32] Workqueue: events bpf_prog_free_deferred [ 893.233778][ T32] Call trace: [ 893.233865][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.233981][ T32] r10:8291a684 r9:eb65dd84 r8:00000002 r7:60000113 r6:eb65dd8c r5:8544b000 ** 5 printk messages dropped ** [ 893.234591][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb65de08 ** 7 printk messages dropped ** [ 893.235295][ T32] r9:83018005 r8:8544b000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 4 printk messages dropped ** [ 893.235734][ T32] r5:8533b78c r4:8533b400 ** 1 printk messages dropped ** [ 893.235927][ T32] r7:dddced80 r6:83018000 r5:8533b78c r4:84d85000 ** 5 printk messages dropped ** [ 893.236715][ T32] r4:00000001 ** 5 printk messages dropped ** [ 893.237231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 893.238335][ T32] Call trace: ** 1 printk messages dropped ** [ 893.238551][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 4 printk messages dropped ** [ 893.268555][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 893.268623][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 893.268692][ T32] r5:80070013 r4:80239bb0 [ 893.269465][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.269662][ T32] r4:82ac21e4 [ 893.269784][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.269912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.270199][ T32] r4:dffe1dc0 [ 893.270273][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.270387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.270446][ T32] r4:00000000 [ 893.270500][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.270615][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 893.270669][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.270777][ T32] r5:00001000 r4:dfa13000 [ 893.270840][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.270940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.271053][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.271105][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.271228][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.271283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.271417][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.271483][ T32] r4:84e0be80 [ 893.271533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.271707][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.271834][ T32] r4:00000001 [ 893.271895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.271999][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.272072][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.272254][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.272334][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.272431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.272506][ T32] r4:84d87ac0 [ 893.272581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.272652][ T32] INFO: task kworker/1:678:5079 blocked for more than 470 seconds. [ 893.272722][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.272802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.272878][ T32] task:kworker/1:678 state:D stack:0 pid:5079 tgid:5079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.273005][ T32] Workqueue: events bpf_prog_free_deferred [ 893.273110][ T32] Call trace: [ 893.273214][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.273367][ T32] r10:8291a684 r9:eb621d84 r8:00000002 r7:60000013 r6:eb621d8c r5:8544c800 [ 893.273428][ T32] r4:8544c800 [ 893.273480][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.273649][ T32] r5:8544c800 r4:8291a680 [ 893.273712][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.273809][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.273916][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb621e08 [ 893.273971][ T32] r4:00000000 [ 893.274022][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 893.274145][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.274246][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.274340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f88fc0 [ 893.274395][ T32] r4:00000000 [ 893.274483][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.274635][ T32] r9:83018205 r8:8544c800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 893.274703][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.274800][ T32] r5:00001000 r4:e002f000 [ 893.274847][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.274933][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.275030][ T32] r5:854aa78c r4:854aa400 [ 893.275079][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.275192][ T32] r7:ddde2d80 r6:83018200 r5:854aa78c r4:84fa5f00 [ 893.275254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.275378][ T32] r10:61c88647 r9:8544c800 r8:84fa5f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.275442][ T32] r4:84fa5f00 [ 893.275506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.275624][ T32] r10:00000000 r9:84fa5f00 r8:80287e08 r7:eb635e60 r6:84d85100 r5:8544c800 [ 893.275678][ T32] r4:00000001 [ 893.275724][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.275813][ T32] Exception stack(0xeb621fb0 to 0xeb621ff8) [ 893.275935][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 893.276155][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 893.277247][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 893.277574][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 4 printk messages dropped ** [ 893.277945][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 2 printk messages dropped ** [ 893.278175][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.278277][ T32] r4:82ac21e4 [ 893.278326][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.278427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.278482][ T32] r4:dffe1dc0 [ 893.278541][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.278649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.278799][ T32] r4:00000000 [ 893.312849][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.313046][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 893.313312][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.313467][ T32] r5:00001000 r4:dfa13000 [ 893.313522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.313622][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.313726][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.313780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.313904][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.314002][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.314457][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.314614][ T32] r4:84e0be80 [ 893.314676][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.314838][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.315034][ T32] r4:00000001 [ 893.315151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.315277][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.315359][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.315485][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.315562][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.315639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.315692][ T32] r4:84d87ac0 [ 893.315746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.315831][ T32] INFO: task kworker/0:298:5084 blocked for more than 470 seconds. [ 893.315915][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.316105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.316216][ T32] task:kworker/0:298 state:D stack:0 pid:5084 tgid:5084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.316349][ T32] Workqueue: events bpf_prog_free_deferred [ 893.316656][ T32] Call trace: [ 893.316748][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.316868][ T32] r10:8291a684 r9:eb4d9d84 r8:00000002 r7:60000113 r6:eb4d9d8c r5:8544ec00 [ 893.316924][ T32] r4:8544ec00 [ 893.316973][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.317072][ T32] r5:8544ec00 r4:8291a680 [ 893.317122][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.317253][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.317393][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d9e08 [ 893.317451][ T32] r4:00000000 [ 893.317515][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 893.317633][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.317725][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.317827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60e00 [ 893.317894][ T32] r4:00000000 [ 893.317952][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.318058][ T32] r9:83018005 r8:8544ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 893.318124][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.318254][ T32] r5:00001000 r4:eb02b000 [ 893.318310][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.318417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.318573][ T32] r5:854b538c r4:854b5000 [ 893.318656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.329669][ T32] r7:dddced80 r6:83018000 r5:854b538c r4:84d85180 [ 893.329832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.330007][ T32] r10:61c88647 r9:8544ec00 r8:84d851ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.330066][ T32] r4:84d85180 [ 893.330151][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.330265][ T32] r10:00000000 r9:84d85180 r8:80287e08 r7:eb65de60 r6:84d85300 r5:8544ec00 [ 893.330445][ T32] r4:00000001 [ 893.330515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.330607][ T32] Exception stack(0xeb4d9fb0 to 0xeb4d9ff8) [ 893.330679][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 893.330755][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.330916][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.331021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.331093][ T32] r4:84d84040 [ 893.331723][ T32] INFO: task kworker/0:298:5084 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 893.331813][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.332007][ T32] Workqueue: events bpf_prog_free_deferred [ 893.332157][ T32] Call trace: [ 893.332228][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 893.332340][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 893.332395][ T32] r4:00000000 [ 893.332441][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.332528][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 893.332614][ T32] 1d20: a8a45000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 893.332706][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 893.332789][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 893.332872][ T32] r5:80070013 r4:80239bb0 [ 893.332929][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.333032][ T32] r4:82ac21e4 [ 893.333097][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.333212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.333297][ T32] r4:dffe1dc0 [ 893.333392][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.333514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.333576][ T32] r4:00000000 [ 893.333622][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.333730][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 893.333781][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.333877][ T32] r5:00001000 r4:dfa13000 [ 893.333925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.334030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.334138][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.334201][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.334308][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.334464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.334593][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.334721][ T32] r4:84e0be80 [ 893.334783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.334893][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.334966][ T32] r4:00000001 [ 893.335051][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.335161][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.335231][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.335303][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.335389][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.335474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.335537][ T32] r4:84d87ac0 [ 893.335587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.335698][ T32] INFO: task kworker/1:679:5086 blocked for more than 470 seconds. [ 893.335778][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.335837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.335906][ T32] task:kworker/1:679 state:D stack:0 pid:5086 tgid:5086 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.336066][ T32] Workqueue: events bpf_prog_free_deferred [ 893.336211][ T32] Call trace: [ 893.336291][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.336402][ T32] r10:8291a684 r9:eb66dd84 r8:00000002 r7:60000113 r6:eb66dd8c r5:8544d400 [ 893.336464][ T32] r4:8544d400 [ 893.336526][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.336624][ T32] r5:8544d400 r4:8291a680 [ 893.336671][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.336760][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.336863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb66de08 ** 2 printk messages dropped ** [ 893.337041][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 893.337362][ T32] r4:00000000 ** 3 printk messages dropped ** [ 893.337694][ T32] r5:00001000 r4:e4889000 ** 2 printk messages dropped ** [ 893.337966][ T32] r5:854aaf8c r4:854aac00 [ 893.338036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.338157][ T32] r7:ddde2d80 r6:83018200 r5:854aaf8c r4:84d5b080 [ 893.338209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.338316][ T32] r10:61c88647 r9:8544d400 r8:84d5b0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 893.338548][ T32] r10:00000000 r9:84d5b080 r8:80287e08 r7:eb635e60 r6:84d85200 r5:8544d400 [ 893.338613][ T32] r4:00000001 [ 893.338667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.372092][ T32] Exception stack(0xeb66dfb0 to 0xeb66dff8) [ 893.372216][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.372291][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.372358][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.372440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.372494][ T32] r4:84f60100 [ 893.373075][ T32] INFO: task kworker/1:679:5086 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 893.373170][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.373364][ T32] Workqueue: events bpf_prog_free_deferred [ 893.373567][ T32] Call trace: [ 893.373744][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 893.373882][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 893.373963][ T32] r4:00000000 [ 893.374018][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.374111][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 893.374215][ T32] 1d20: a8f08000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 893.374292][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 893.374371][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 893.374458][ T32] r5:80070013 r4:80239bb0 [ 893.374517][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.374628][ T32] r4:82ac21e4 [ 893.374683][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.374784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.374835][ T32] r4:dffe1dc0 [ 893.374881][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.374980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.375032][ T32] r4:00000000 [ 893.375081][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.375198][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 893.375248][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.375347][ T32] r5:00001000 r4:dfa13000 [ 893.375396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.375488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.375609][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.375666][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.375778][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.375914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.376038][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.376149][ T32] r4:84e0be80 [ 893.376207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.376318][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.376371][ T32] r4:00000001 [ 893.376421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.376507][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.376586][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.376661][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.376726][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.376811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.376869][ T32] r4:84d87ac0 [ 893.376919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.376981][ T32] INFO: task kworker/1:680:5087 blocked for more than 470 seconds. [ 893.377053][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.377112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.377172][ T32] task:kworker/1:680 state:D stack:0 pid:5087 tgid:5087 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.377276][ T32] Workqueue: events bpf_prog_free_deferred [ 893.377400][ T32] Call trace: [ 893.377484][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.377593][ T32] r10:8291a684 r9:eb671d84 r8:00000002 r7:60000013 r6:eb671d8c r5:8544a400 [ 893.377649][ T32] r4:8544a400 [ 893.377697][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.377794][ T32] r5:8544a400 r4:8291a680 [ 893.377842][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.377930][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.378030][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb671e08 [ 893.378084][ T32] r4:00000000 [ 893.378160][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 893.378249][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.378344][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.378450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f609c0 [ 893.378515][ T32] r4:00000000 [ 893.378567][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.378673][ T32] r9:83018205 r8:8544a400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 893.378776][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.404293][ T32] r5:00001000 r4:eaed9000 [ 893.404395][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.404561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.404666][ T32] r5:854b478c r4:854b4400 [ 893.404720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.404853][ T32] r7:ddde2d80 r6:83018200 r5:854b478c r4:84d5b100 [ 893.404918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.405034][ T32] r10:61c88647 r9:8544a400 r8:84d5b12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.405090][ T32] r4:84d5b100 [ 893.405231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.405408][ T32] r10:00000000 r9:84d5b100 r8:80287e08 r7:eb66de60 r6:84d85280 r5:8544a400 [ 893.405493][ T32] r4:00000001 [ 893.405556][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.405648][ T32] Exception stack(0xeb671fb0 to 0xeb671ff8) [ 893.405723][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.405797][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.405863][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.405933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.405994][ T32] r4:84f60100 [ 893.406651][ T32] INFO: task kworker/1:680:5087 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 893.406744][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.406903][ T32] Workqueue: events bpf_prog_free_deferred [ 893.407007][ T32] Call trace: [ 893.407095][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 893.407240][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 893.407316][ T32] r4:00000000 [ 893.407379][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.407480][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 893.407566][ T32] 1d20: a9229000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 893.407672][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 893.407774][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 893.407863][ T32] r5:80070013 r4:80239bb0 [ 893.407934][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.408039][ T32] r4:82ac21e4 [ 893.408088][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.408216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.408322][ T32] r4:dffe1dc0 [ 893.408386][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.408494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.408561][ T32] r4:00000000 [ 893.408621][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.419775][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 893.419968][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.420123][ T32] r5:00001000 r4:dfa13000 [ 893.420184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.420279][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.420389][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.420443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.420570][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.420628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.420751][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.420807][ T32] r4:84e0be80 [ 893.420856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.420966][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.421038][ T32] r4:00000001 [ 893.421132][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.421257][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.421370][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.421473][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.421556][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.421707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.421776][ T32] r4:84d87ac0 [ 893.421840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.421927][ T32] INFO: task kworker/1:681:5089 blocked for more than 470 seconds. [ 893.421996][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.422050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.422125][ T32] task:kworker/1:681 state:D stack:0 pid:5089 tgid:5089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.422279][ T32] Workqueue: events bpf_prog_free_deferred [ 893.422407][ T32] Call trace: [ 893.422482][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.422598][ T32] r10:8291a684 r9:eb679d84 r8:00000002 r7:60000013 r6:eb679d8c r5:84e98c00 [ 893.422654][ T32] r4:84e98c00 [ 893.422701][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.422812][ T32] r5:84e98c00 r4:8291a680 [ 893.422874][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.422981][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.423094][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb679e08 [ 893.423194][ T32] r4:00000000 [ 893.423286][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 893.423380][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.423470][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.423578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60280 [ 893.423645][ T32] r4:00000000 [ 893.423720][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.423860][ T32] r9:83018205 r8:84e98c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 893.423922][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.424024][ T32] r5:00001000 r4:eab2b000 [ 893.424071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.424170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.424291][ T32] r5:854ab38c r4:854ab000 [ 893.424367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.424482][ T32] r7:ddde2d80 r6:83018200 r5:854ab38c r4:84d5b200 [ 893.424548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.424673][ T32] r10:61c88647 r9:84e98c00 r8:84d5b22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.424727][ T32] r4:84d5b200 [ 893.424774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.424884][ T32] r10:00000000 r9:84d5b200 r8:80287e08 r7:eb671e60 r6:84d85380 r5:84e98c00 [ 893.424941][ T32] r4:00000001 [ 893.425039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.425148][ T32] Exception stack(0xeb679fb0 to 0xeb679ff8) [ 893.425231][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 893.425350][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.425439][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.425529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.425594][ T32] r4:84f60100 [ 893.426286][ T32] INFO: task kworker/1:681:5089 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 893.426365][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.426498][ T32] Workqueue: events bpf_prog_free_deferred [ 893.426623][ T32] Call trace: [ 893.426718][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 893.426846][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 893.426902][ T32] r4:00000000 [ 893.426985][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.427096][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 893.427188][ T32] 1d20: a9229000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 893.427264][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 5 printk messages dropped ** [ 893.427804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 3 printk messages dropped ** [ 893.428064][ T32] r4:00000000 ** 2 printk messages dropped ** [ 893.428296][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 893.461753][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.461872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.462048][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.462221][ T32] r4:84e0be80 [ 893.462285][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.462400][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.462454][ T32] r4:00000001 [ 893.462528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.462640][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.462735][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.462840][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.462922][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.462999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.463047][ T32] r4:84d87ac0 [ 893.463103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.463167][ T32] INFO: task kworker/1:682:5091 blocked for more than 470 seconds. [ 893.463242][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.463299][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.463351][ T32] task:kworker/1:682 state:D stack:0 pid:5091 tgid:5091 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.463478][ T32] Workqueue: events bpf_prog_free_deferred [ 893.463617][ T32] Call trace: [ 893.463711][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.463830][ T32] r10:8291a684 r9:eb67dd84 r8:00000002 r7:60000113 r6:eb67dd8c r5:84e99800 [ 893.463881][ T32] r4:84e99800 [ 893.463956][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.464064][ T32] r5:84e99800 r4:8291a680 [ 893.464110][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.464197][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.464316][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb67de08 [ 893.464373][ T32] r4:00000000 [ 893.464415][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 893.464501][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.464589][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.464704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60480 [ 893.464779][ T32] r4:00000000 [ 893.464829][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.464935][ T32] r9:83018205 r8:84e99800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 893.465025][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.465127][ T32] r5:00001000 r4:ead2b000 [ 893.465176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.465266][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.465381][ T32] r5:854ab78c r4:854ab400 [ 893.465428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.465557][ T32] r7:ddde2d80 r6:83018200 r5:854ab78c r4:84d5b180 [ 893.465612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.465717][ T32] r10:61c88647 r9:84e99800 r8:84d5b1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.465786][ T32] r4:84d5b180 [ 893.465833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.465996][ T32] r10:00000000 r9:84d5b180 r8:80287e08 r7:eb671e60 r6:84d85400 r5:84e99800 [ 893.466072][ T32] r4:00000001 [ 893.466127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.466209][ T32] Exception stack(0xeb67dfb0 to 0xeb67dff8) [ 893.466289][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.466362][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.466423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.466512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.466574][ T32] r4:84f601c0 [ 893.467288][ T32] INFO: task kworker/1:682:5091 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 893.467394][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.467540][ T32] Workqueue: events bpf_prog_free_deferred [ 893.467636][ T32] Call trace: [ 893.467705][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 893.467818][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 893.467886][ T32] r4:00000000 [ 893.467935][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.468012][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 893.468075][ T32] 1d20: a9700000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 893.468141][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 893.468198][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 893.468250][ T32] r5:80070013 r4:80239bb0 [ 893.468293][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.468379][ T32] r4:82ac21e4 [ 893.468417][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.468508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.468560][ T32] r4:dffe1dc0 [ 893.468603][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.468693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.468739][ T32] r4:00000000 [ 893.468844][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.485115][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 893.485183][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.485311][ T32] r5:00001000 r4:dfa13000 [ 893.485382][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.485493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.485594][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.485640][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.485761][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.485823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.485944][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.486000][ T32] r4:84e0be80 [ 893.486044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.486147][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.486196][ T32] r4:00000001 [ 893.486261][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.486349][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.486413][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.486479][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.486595][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.486695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.486754][ T32] r4:84d87ac0 [ 893.486821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.486914][ T32] INFO: task kworker/1:683:5092 blocked for more than 470 seconds. [ 893.486985][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.487038][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.487085][ T32] task:kworker/1:683 state:D stack:0 pid:5092 tgid:5092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.487207][ T32] Workqueue: events bpf_prog_free_deferred [ 893.487321][ T32] Call trace: [ 893.487393][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.487509][ T32] r10:8291a684 r9:eb681d84 r8:00000002 r7:60000113 r6:eb681d8c r5:84e9a400 [ 893.487579][ T32] r4:84e9a400 [ 893.487642][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.487734][ T32] r5:84e9a400 r4:8291a680 [ 893.487779][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.487878][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.487981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb681e08 [ 893.488029][ T32] r4:00000000 [ 893.488073][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 893.488147][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.488240][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.488343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f605c0 [ 893.488397][ T32] r4:00000000 [ 893.488443][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.488566][ T32] r9:83018205 r8:84e9a400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 893.488622][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.488710][ T32] r5:00001000 r4:eae35000 [ 893.488823][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.506175][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.506316][ T32] r5:854abb8c r4:854ab800 [ 893.506381][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.506500][ T32] r7:ddde2d80 r6:83018200 r5:854abb8c r4:84d5b300 [ 893.506569][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.506714][ T32] r10:61c88647 r9:84e9a400 r8:84d5b32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.506778][ T32] r4:84d5b300 [ 893.506844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.506981][ T32] r10:00000000 r9:84d5b300 r8:80287e08 r7:eb671e60 r6:84d85480 r5:84e9a400 [ 893.507071][ T32] r4:00000001 [ 893.507123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.507217][ T32] Exception stack(0xeb681fb0 to 0xeb681ff8) [ 893.507315][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.507393][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.507462][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.507542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.507595][ T32] r4:84f606c0 [ 893.508304][ T32] INFO: task kworker/1:683:5092 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 893.508381][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.508510][ T32] Workqueue: events bpf_prog_free_deferred [ 893.508616][ T32] Call trace: [ 893.508779][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 893.519392][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 893.519459][ T32] r4:00000000 [ 893.519517][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.519657][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 893.519735][ T32] 1d20: a99c5000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 893.519800][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 893.519870][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 893.519921][ T32] r5:80070013 r4:80239bb0 [ 893.519960][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.520055][ T32] r4:82ac21e4 [ 893.520107][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.520206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.520256][ T32] r4:dffe1dc0 [ 893.520329][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.520428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.520491][ T32] r4:00000000 [ 893.520539][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.520647][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 893.520728][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.520839][ T32] r5:00001000 r4:dfa13000 [ 893.520882][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.520964][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.521063][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.521162][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.521282][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.521368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.521498][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.521571][ T32] r4:84e0be80 [ 893.521628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.521740][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.521807][ T32] r4:00000001 [ 893.521859][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.521938][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.521998][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.522059][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.522129][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.522271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.522328][ T32] r4:84d87ac0 [ 893.522375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 893.522743][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 893.523431][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 893.524061][ T32] r9:83018205 r8:84e9b000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 6 printk messages dropped ** [ 893.524606][ T32] r7:ddde2d80 r6:83018200 r5:854abf8c r4:84d5b380 ** 2 printk messages dropped ** [ 893.524826][ T32] r4:84d5b380 ** 1 printk messages dropped ** [ 893.524992][ T32] r10:00000000 r9:84d5b380 r8:80287e08 r7:eb671e60 r6:84d85500 r5:84e9b000 ** 5 printk messages dropped ** [ 893.525384][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 893.526274][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.526407][ T32] Workqueue: events bpf_prog_free_deferred [ 893.526504][ T32] Call trace: [ 893.526583][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 893.526683][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 893.526741][ T32] r4:00000000 [ 893.526788][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.526875][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 893.526957][ T32] 1d20: a99c5000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 893.527026][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 893.527094][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 893.527145][ T32] r5:80070013 r4:80239bb0 [ 893.527213][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.527339][ T32] r4:82ac21e4 [ 893.527390][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.527492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.527543][ T32] r4:dffe1dc0 [ 893.527584][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.527673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.527741][ T32] r4:00000000 [ 893.527804][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.527921][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 893.527972][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.528060][ T32] r5:00001000 r4:dfa13000 [ 893.528121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.528225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.528323][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.528397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.528507][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.528553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.528647][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.528689][ T32] r4:84e0be80 [ 893.528735][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.558134][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.558210][ T32] r4:00000001 [ 893.558263][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.558366][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.558422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.558592][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.558671][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.558810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.559354][ T32] r4:84d87ac0 [ 893.559419][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.559506][ T32] INFO: task kworker/1:685:5098 blocked for more than 470 seconds. [ 893.559608][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.559671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.559744][ T32] task:kworker/1:685 state:D stack:0 pid:5098 tgid:5098 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.559913][ T32] Workqueue: events bpf_prog_free_deferred [ 893.560021][ T32] Call trace: [ 893.560122][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.560250][ T32] r10:8291a684 r9:eb689d84 r8:00000002 r7:60000013 r6:eb689d8c r5:84e9bc00 [ 893.560299][ T32] r4:84e9bc00 [ 893.560343][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.560430][ T32] r5:84e9bc00 r4:8291a680 [ 893.560476][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.560559][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.560664][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb689e08 [ 893.560738][ T32] r4:00000000 [ 893.560799][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 893.560907][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.561023][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.561149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f607c0 [ 893.561205][ T32] r4:00000000 [ 893.561254][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.561381][ T32] r9:83018205 r8:84e9bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 893.561439][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.561564][ T32] r5:00001000 r4:eaea5000 [ 893.561640][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.561738][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.561835][ T32] r5:854b438c r4:854b4000 [ 893.561908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.562035][ T32] r7:ddde2d80 r6:83018200 r5:854b438c r4:84d5b000 [ 893.562087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.562197][ T32] r10:61c88647 r9:84e9bc00 r8:84d5b02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.562268][ T32] r4:84d5b000 [ 893.562332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.562441][ T32] r10:00000000 r9:84d5b000 r8:80287e08 r7:eb671e60 r6:84d85580 r5:84e9bc00 [ 893.562498][ T32] r4:00000001 [ 893.562547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.562635][ T32] Exception stack(0xeb689fb0 to 0xeb689ff8) [ 893.562703][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 893.562770][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.562837][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.562905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.562981][ T32] r4:84f60ac0 [ 893.563644][ T32] INFO: task kworker/1:685:5098 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 893.563722][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.563881][ T32] Workqueue: events bpf_prog_free_deferred [ 893.564044][ T32] Call trace: [ 893.564181][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 893.564327][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 893.564423][ T32] r4:00000000 [ 893.564488][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.564590][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 893.564676][ T32] 1d20: a9be7000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 893.564743][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 893.564798][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 893.564870][ T32] r5:80070013 r4:80239bb0 [ 893.564920][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.565000][ T32] r4:82ac21e4 [ 893.565036][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.565127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.565194][ T32] r4:dffe1dc0 [ 893.565246][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.565387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.565456][ T32] r4:00000000 [ 893.565636][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.565758][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 893.565807][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.565893][ T32] r5:00001000 r4:dfa13000 [ 893.565934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.566027][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.566161][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.566252][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.566360][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.566404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.566516][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.566569][ T32] r4:84e0be80 [ 893.566631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.566753][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.566804][ T32] r4:00000001 [ 893.566862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.566936][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.566989][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.567047][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.567107][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.567171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.567216][ T32] r4:84d87ac0 [ 893.567262][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.567315][ T32] INFO: task kworker/1:686:5099 blocked for more than 470 seconds. [ 893.567374][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.567441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.567502][ T32] task:kworker/1:686 state:D stack:0 pid:5099 tgid:5099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.567689][ T32] Workqueue: events bpf_prog_free_deferred [ 893.567784][ T32] Call trace: [ 893.567861][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.567981][ T32] r10:8291a684 r9:eb68dd84 r8:00000002 r7:60000013 r6:eb68dd8c r5:84e9c800 [ 893.568036][ T32] r4:84e9c800 [ 893.568081][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.568166][ T32] r5:84e9c800 r4:8291a680 [ 893.568204][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.568295][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.568379][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb68de08 [ 893.568424][ T32] r4:00000000 [ 893.568467][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 893.568570][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.568669][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.568766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60b00 [ 893.568923][ T32] r4:00000000 [ 893.591619][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.591757][ T32] r9:83018205 r8:84e9c800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 893.591809][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.591907][ T32] r5:00001000 r4:eaf2d000 [ 893.591967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.592049][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.592140][ T32] r5:854b4b8c r4:854b4800 [ 893.592211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.592339][ T32] r7:ddde2d80 r6:83018200 r5:854b4b8c r4:84d5b280 [ 893.592400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.592506][ T32] r10:61c88647 r9:84e9c800 r8:84d5b2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.592557][ T32] r4:84d5b280 [ 893.592602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.592693][ T32] r10:00000000 r9:84d5b280 r8:80287e08 r7:eb671e60 r6:84d85600 r5:84e9c800 [ 893.592753][ T32] r4:00000001 [ 893.592801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.592886][ T32] Exception stack(0xeb68dfb0 to 0xeb68dff8) [ 893.592950][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.593012][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.593073][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.593133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.593200][ T32] r4:84f60840 [ 893.593849][ T32] INFO: task kworker/1:686:5099 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 893.593920][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.594056][ T32] Workqueue: events bpf_prog_free_deferred [ 893.594151][ T32] Call trace: [ 893.594223][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 893.594364][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 893.594427][ T32] r4:00000000 [ 893.594500][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.594599][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 893.594672][ T32] 1d20: a9d5f000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 893.594741][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 893.594807][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 893.594864][ T32] r5:80070013 r4:80239bb0 [ 893.594912][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.595005][ T32] r4:82ac21e4 [ 893.595053][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.595153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.595204][ T32] r4:dffe1dc0 [ 893.595250][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.595342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.595390][ T32] r4:00000000 [ 893.595434][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.595562][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 893.595617][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.595708][ T32] r5:00001000 r4:dfa13000 [ 893.595754][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.595840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.595942][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.596002][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.596108][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.596154][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.596255][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.596343][ T32] r4:84e0be80 [ 893.596432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.596549][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.596619][ T32] r4:00000001 [ 893.596667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.596747][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.596825][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.596926][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.596991][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.597055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.597106][ T32] r4:84d87ac0 [ 893.597150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.597202][ T32] INFO: task kworker/1:687:5101 blocked for more than 470 seconds. [ 893.597265][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.597320][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.597387][ T32] task:kworker/1:687 state:D stack:0 pid:5101 tgid:5101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.597483][ T32] Workqueue: events bpf_prog_free_deferred [ 893.597576][ T32] Call trace: [ 893.597642][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.597745][ T32] r10:8291a684 r9:eb691d84 r8:00000002 r7:60000013 r6:eb691d8c r5:84e9d400 [ 893.597794][ T32] r4:84e9d400 [ 893.597842][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.597933][ T32] r5:84e9d400 r4:8291a680 [ 893.598000][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.598102][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.598196][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb691e08 [ 893.598245][ T32] r4:00000000 [ 893.598287][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 893.598383][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.598481][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.598590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60c80 [ 893.598642][ T32] r4:00000000 [ 893.598689][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.598861][ T32] r9:83018205 r8:84e9d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 893.619386][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.619551][ T32] r5:00001000 r4:eb013000 [ 893.619598][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.619685][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.619773][ T32] r5:854b4f8c r4:854b4c00 [ 893.619813][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.619916][ T32] r7:ddde2d80 r6:83018200 r5:854b4f8c r4:84d5b400 [ 893.619966][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.620069][ T32] r10:61c88647 r9:84e9d400 r8:84d5b42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.620117][ T32] r4:84d5b400 [ 893.620206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.620314][ T32] r10:00000000 r9:84d5b400 r8:80287e08 r7:eb68de60 r6:84d85680 r5:84e9d400 [ 893.620385][ T32] r4:00000001 [ 893.620430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.620518][ T32] Exception stack(0xeb691fb0 to 0xeb691ff8) [ 893.620582][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.620668][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.620729][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.620786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.620832][ T32] r4:84f60a40 [ 893.621470][ T32] INFO: task kworker/1:687:5101 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 893.621562][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.621696][ T32] Workqueue: events bpf_prog_free_deferred [ 893.621794][ T32] Call trace: [ 893.621860][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 893.621970][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 893.622018][ T32] r4:00000000 [ 893.622056][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.622136][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 893.622199][ T32] 1d20: a9f98000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 893.622272][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 893.622340][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 893.622397][ T32] r5:80070013 r4:80239bb0 [ 893.622445][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.622546][ T32] r4:82ac21e4 [ 893.622597][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.622737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.622818][ T32] r4:dffe1dc0 [ 893.622873][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.622976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.623031][ T32] r4:00000000 [ 893.623077][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.623180][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 893.623253][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.623377][ T32] r5:00001000 r4:dfa13000 [ 893.623433][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.623534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.623647][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.623699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.623816][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.623868][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.623963][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.624017][ T32] r4:84e0be80 [ 893.624059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.624180][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.624247][ T32] r4:00000001 [ 893.624290][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.624375][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.624512][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.624595][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.624673][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.624740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.624782][ T32] r4:84d87ac0 [ 893.624841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.624901][ T32] INFO: task kworker/1:688:5103 blocked for more than 470 seconds. [ 893.624966][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.625061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.625119][ T32] task:kworker/1:688 state:D stack:0 pid:5103 tgid:5103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.625295][ T32] Workqueue: events bpf_prog_free_deferred [ 893.625424][ T32] Call trace: [ 893.625524][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.625651][ T32] r10:8291a684 r9:eb695d84 r8:00000002 r7:60000013 r6:eb695d8c r5:84e9e000 [ 893.625707][ T32] r4:84e9e000 [ 893.625757][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.625845][ T32] r5:84e9e000 r4:8291a680 [ 893.625908][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.626004][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.626097][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb695e08 [ 893.626169][ T32] r4:00000000 [ 893.626236][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 893.626321][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.626389][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.626474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60f00 [ 893.626531][ T32] r4:00000000 [ 893.626575][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.626670][ T32] r9:83018205 r8:84e9e000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 893.626717][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.626800][ T32] r5:00001000 r4:eb049000 [ 893.626847][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.626936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.627026][ T32] r5:854b578c r4:854b5400 [ 893.627069][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.627183][ T32] r7:ddde2d80 r6:83018200 r5:854b578c r4:84d5b580 [ 893.627255][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.627363][ T32] r10:61c88647 r9:84e9e000 r8:84d5b5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.627431][ T32] r4:84d5b580 [ 893.627491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.627595][ T32] r10:00000000 r9:84d5b580 r8:80287e08 r7:eb691e60 r6:84d85700 r5:84e9e000 [ 893.627638][ T32] r4:00000001 [ 893.627696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.627796][ T32] Exception stack(0xeb695fb0 to 0xeb695ff8) [ 893.627881][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 893.627949][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.628004][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.628063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.628109][ T32] r4:84f60c40 [ 893.628394][ T32] INFO: task kworker/1:688:5103 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 893.628454][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.628599][ T32] Workqueue: events bpf_prog_free_deferred [ 893.628829][ T32] Call trace: [ 893.659542][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 893.659674][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 893.659759][ T32] r4:00000000 [ 893.659815][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.659906][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 893.660005][ T32] 1d20: aa268000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 893.660067][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 893.660126][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 893.660178][ T32] r5:80070013 r4:80239bb0 [ 893.660225][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.660312][ T32] r4:82ac21e4 [ 893.660375][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.660473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.660531][ T32] r4:dffe1dc0 [ 893.660592][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.660692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.660770][ T32] r4:00000000 [ 893.660819][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.660919][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 893.660970][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.661124][ T32] r5:00001000 r4:dfa13000 [ 893.661181][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.661297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.661418][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.661471][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.661587][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.661641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.661747][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.661822][ T32] r4:84e0be80 [ 893.661877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.662004][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.662074][ T32] r4:00000001 [ 893.662121][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.662206][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.662288][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.662360][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.662422][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.662512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.662582][ T32] r4:84d87ac0 [ 893.662649][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.662712][ T32] INFO: task kworker/1:689:5106 blocked for more than 470 seconds. [ 893.662774][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.662825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.662872][ T32] task:kworker/1:689 state:D stack:0 pid:5106 tgid:5106 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.663009][ T32] Workqueue: events bpf_prog_free_deferred [ 893.663099][ T32] Call trace: [ 893.663191][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.663298][ T32] r10:8291a684 r9:eb675d84 r8:00000002 r7:60000113 r6:eb675d8c r5:84e9ec00 [ 893.663370][ T32] r4:84e9ec00 [ 893.663422][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.663522][ T32] r5:84e9ec00 r4:8291a680 [ 893.663567][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.663652][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.663743][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb675e08 [ 893.663791][ T32] r4:00000000 [ 893.663850][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 893.663949][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.664031][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.664125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f88ec0 [ 893.664173][ T32] r4:00000000 [ 893.664233][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.664340][ T32] r9:83018205 r8:84e9ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 893.664388][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.664480][ T32] r5:00001000 r4:eb065000 [ 893.664533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.664616][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.664703][ T32] r5:854b5b8c r4:854b5800 [ 893.664747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.664845][ T32] r7:ddde2d80 r6:83018200 r5:854b5b8c r4:84d5b600 [ 893.664889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.665006][ T32] r10:61c88647 r9:84e9ec00 r8:84d5b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.665063][ T32] r4:84d5b600 [ 893.665124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.665229][ T32] r10:00000000 r9:84d5b600 r8:80287e08 r7:eb695e60 r6:84d85780 r5:84e9ec00 [ 893.665279][ T32] r4:00000001 [ 893.665323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.665441][ T32] Exception stack(0xeb675fb0 to 0xeb675ff8) [ 893.665513][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 893.665581][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.665640][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.665702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.665750][ T32] r4:84f60800 [ 893.666293][ T32] INFO: task kworker/1:689:5106 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 893.666373][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.666506][ T32] Workqueue: events bpf_prog_free_deferred [ 893.666595][ T32] Call trace: [ 893.666663][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 893.666775][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 893.666825][ T32] r4:00000000 [ 893.666867][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.666950][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 893.667037][ T32] 1d20: aa268000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 893.667111][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 893.667273][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 893.667349][ T32] r5:80070013 r4:80239bb0 [ 893.667415][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.667521][ T32] r4:82ac21e4 [ 893.667568][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.667667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.667720][ T32] r4:dffe1dc0 [ 893.667766][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.667862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.667916][ T32] r4:00000000 [ 893.667963][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.668064][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 893.668114][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.668208][ T32] r5:00001000 r4:dfa13000 [ 893.668258][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.668350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.668449][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.668505][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.668644][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.668723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.697598][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.697671][ T32] r4:84e0be80 [ 893.697715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.697838][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.697890][ T32] r4:00000001 [ 893.697969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.698058][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.698118][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.698178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.698238][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.698308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.698357][ T32] r4:84d87ac0 [ 893.698402][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.698479][ T32] INFO: task kworker/1:690:5108 blocked for more than 470 seconds. [ 893.698543][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.698593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.698641][ T32] task:kworker/1:690 state:D stack:0 pid:5108 tgid:5108 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.698810][ T32] Workqueue: events bpf_prog_free_deferred [ 893.702207][ T32] Call trace: [ 893.702292][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.702423][ T32] r10:8291a684 r9:eb699d84 r8:00000002 r7:60000013 r6:eb699d8c r5:84e98000 [ 893.702502][ T32] r4:84e98000 [ 893.702562][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.702664][ T32] r5:84e98000 r4:8291a680 [ 893.702712][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.702800][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.702897][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb699e08 [ 893.702969][ T32] r4:00000000 [ 893.703019][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 893.703105][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.703205][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.703307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d83040 [ 893.703359][ T32] r4:00000000 [ 893.703405][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.703510][ T32] r9:83018205 r8:84e98000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 893.703560][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.703663][ T32] r5:00001000 r4:eb0a5000 [ 893.703716][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.703825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.703926][ T32] r5:854b5f8c r4:854b5c00 [ 893.703975][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.704081][ T32] r7:ddde2d80 r6:83018200 r5:854b5f8c r4:84d5b500 [ 893.704130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.704234][ T32] r10:61c88647 r9:84e98000 r8:84d5b52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.704286][ T32] r4:84d5b500 [ 893.704330][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.704433][ T32] r10:00000000 r9:84d5b500 r8:80287e08 r7:eb675e60 r6:84d85800 r5:84e98000 [ 893.704482][ T32] r4:00000001 [ 893.704531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.704631][ T32] Exception stack(0xeb699fb0 to 0xeb699ff8) [ 893.704704][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 893.704790][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.704867][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.704935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.705004][ T32] r4:84f60f80 [ 893.705584][ T32] INFO: task kworker/1:690:5108 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 893.705660][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.705809][ T32] Workqueue: events bpf_prog_free_deferred [ 893.705929][ T32] Call trace: [ 893.706024][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 893.706178][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 893.706239][ T32] r4:00000000 [ 893.706286][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.706373][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 893.706437][ T32] 1d20: aa4af000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 893.706507][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 893.706567][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 893.706622][ T32] r5:80070013 r4:80239bb0 [ 893.706669][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.706756][ T32] r4:82ac21e4 [ 893.706800][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.706914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.706971][ T32] r4:dffe1dc0 [ 893.707016][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.707109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.707159][ T32] r4:00000000 [ 893.707206][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.707308][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 3 printk messages dropped ** [ 893.707614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.707704][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.707751][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.707858][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.707912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.708023][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.708081][ T32] r4:84e0be80 [ 893.708126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.708238][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.708318][ T32] r4:00000001 [ 893.708449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.708544][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.708604][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.708663][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.722925][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.723048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.723105][ T32] r4:84d87ac0 [ 893.723204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.723280][ T32] INFO: task kworker/0:299:5109 blocked for more than 470 seconds. [ 893.723338][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.723408][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.723467][ T32] task:kworker/0:299 state:D stack:0 pid:5109 tgid:5109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.723577][ T32] Workqueue: events bpf_prog_free_deferred [ 893.723696][ T32] Call trace: [ 893.723779][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.723902][ T32] r10:8291a684 r9:eb69dd84 r8:00000002 r7:60000113 r6:eb69dd8c r5:8544bc00 [ 893.723953][ T32] r4:8544bc00 [ 893.723994][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.724080][ T32] r5:8544bc00 r4:8291a680 [ 893.724120][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.724197][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.724294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb69de08 [ 893.724345][ T32] r4:00000000 [ 893.724388][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 893.724463][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 893.724692][ T32] r4:00000000 ** 3 printk messages dropped ** [ 893.725018][ T32] r5:00001000 r4:eb0eb000 ** 2 printk messages dropped ** [ 893.725262][ T32] r5:8533b38c r4:8533b000 [ 893.725304][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 893.725650][ T32] r10:61c88647 r9:8544bc00 r8:84d858ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.725713][ T32] r4:84d85880 [ 893.725762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.725875][ T32] r10:00000000 r9:84d85880 r8:80287e08 r7:eb65de60 r6:84d85900 r5:8544bc00 [ 893.725929][ T32] r4:00000001 [ 893.726000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.726170][ T32] Exception stack(0xeb69dfb0 to 0xeb69dff8) [ 893.726250][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.726322][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.726387][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.726455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.726541][ T32] r4:84d84b80 [ 893.727103][ T32] INFO: task kworker/0:299:5109 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 893.727175][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.727318][ T32] Workqueue: events bpf_prog_free_deferred [ 893.727431][ T32] Call trace: [ 893.727513][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 893.727621][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 893.727686][ T32] r4:00000000 [ 893.727737][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.727827][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 893.727889][ T32] 1d20: aa556000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 893.727951][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 893.728004][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 893.728050][ T32] r5:80070013 r4:80239bb0 [ 893.728090][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.728178][ T32] r4:82ac21e4 [ 893.728242][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.728348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.728398][ T32] r4:dffe1dc0 [ 893.728434][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.728548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.728605][ T32] r4:00000000 [ 893.728653][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.728753][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 893.728931][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.749406][ T32] r5:00001000 r4:dfa13000 [ 893.749474][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.749588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.749670][ T32] r5:85ef9f8c r4:85ef9c00 ** 3 printk messages dropped ** [ 893.749983][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 893.750241][ T32] r4:00000001 [ 893.750306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.750394][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.750451][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.750530][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.750617][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.750688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.750737][ T32] r4:84d87ac0 [ 893.750800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.750859][ T32] INFO: task kworker/1:691:5111 blocked for more than 470 seconds. [ 893.750915][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.750966][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.751018][ T32] task:kworker/1:691 state:D stack:0 pid:5111 tgid:5111 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.751136][ T32] Workqueue: events bpf_prog_free_deferred [ 893.751251][ T32] Call trace: [ 893.751333][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.751453][ T32] r10:8291a684 r9:eb665d84 r8:00000002 r7:60000013 r6:eb665d8c r5:854fc800 [ 893.751513][ T32] r4:854fc800 [ 893.751557][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.751647][ T32] r5:854fc800 r4:8291a680 [ 893.751690][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.751775][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.751876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb665e08 [ 893.751928][ T32] r4:00000000 [ 893.751972][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 893.752075][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.752164][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.752275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d83280 [ 893.752333][ T32] r4:00000000 [ 893.752377][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.752476][ T32] r9:83018205 r8:854fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 893.752528][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.752619][ T32] r5:00001000 r4:eb0cd000 [ 893.752704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.752820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.752924][ T32] r5:854b638c r4:854b6000 [ 893.753005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.753125][ T32] r7:ddde2d80 r6:83018200 r5:854b638c r4:84d5b700 [ 893.753175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.753276][ T32] r10:61c88647 r9:854fc800 r8:84d5b72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.753324][ T32] r4:84d5b700 [ 893.753421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.753536][ T32] r10:00000000 r9:84d5b700 r8:80287e08 r7:eb699e60 r6:84d5b780 r5:854fc800 [ 893.753585][ T32] r4:00000001 [ 893.753627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.753701][ T32] Exception stack(0xeb665fb0 to 0xeb665ff8) [ 893.753762][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 893.753885][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 893.754863][ T32] Call trace: ** 4 printk messages dropped ** [ 893.755233][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 893.755599][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 893.756003][ T32] r4:00000000 ** 3 printk messages dropped ** [ 893.756303][ T32] r5:00001000 r4:dfa13000 ** 4 printk messages dropped ** [ 893.756681][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.756733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.756844][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.756906][ T32] r4:84e0be80 [ 893.756951][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.757054][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.757124][ T32] r4:00000001 [ 893.757200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.757284][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.757383][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.757454][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.757522][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.757629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.757705][ T32] r4:84d87ac0 [ 893.757756][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.757806][ T32] INFO: task kworker/1:692:5112 blocked for more than 470 seconds. [ 893.757865][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.757929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.758039][ T32] task:kworker/1:692 state:D stack:0 pid:5112 tgid:5112 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.758166][ T32] Workqueue: events bpf_prog_free_deferred [ 893.758302][ T32] Call trace: [ 893.758376][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.758500][ T32] r10:8291a684 r9:eb6a1d84 r8:00000002 r7:60000113 r6:eb6a1d8c r5:854fd400 [ 893.758563][ T32] r4:854fd400 [ 893.758601][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.758799][ T32] r5:854fd400 r4:8291a680 [ 893.787513][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.787633][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.787722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a1e08 [ 893.787775][ T32] r4:00000000 [ 893.787820][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 893.787918][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.788009][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.788096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d83500 [ 893.788143][ T32] r4:00000000 [ 893.788187][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.788288][ T32] r9:83018205 r8:854fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 893.788338][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.788435][ T32] r5:00001000 r4:eb103000 [ 893.788495][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.788613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.788713][ T32] r5:854b678c r4:854b6400 [ 893.788861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.799448][ T32] r7:ddde2d80 r6:83018200 r5:854b678c r4:84d5b680 [ 893.799542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.799669][ T32] r10:61c88647 r9:854fd400 r8:84d5b6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.799720][ T32] r4:84d5b680 [ 893.799762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.799861][ T32] r10:00000000 r9:84d5b680 r8:80287e08 r7:eb665e60 r6:84d5b880 r5:854fd400 ** 5 printk messages dropped ** [ 893.800201][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 893.801675][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 893.802275][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 893.802761][ T32] r4:00000000 ** 6 printk messages dropped ** [ 893.803233][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.803278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.803373][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.803418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.803529][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.803577][ T32] r4:84e0be80 [ 893.803618][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.803732][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.803782][ T32] r4:00000001 [ 893.803819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.803885][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.803944][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.804269][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.804340][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.804407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.804458][ T32] r4:84d87ac0 [ 893.804509][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.804582][ T32] INFO: task kworker/1:693:5117 blocked for more than 470 seconds. [ 893.804646][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.804697][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.804741][ T32] task:kworker/1:693 state:D stack:0 pid:5117 tgid:5117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.804849][ T32] Workqueue: events bpf_prog_free_deferred [ 893.805072][ T32] Call trace: [ 893.805143][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 893.805308][ T32] r4:854fa400 ** 4 printk messages dropped ** [ 893.805700][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a5e08 ** 5 printk messages dropped ** [ 893.806085][ T32] r4:00000000 ** 6 printk messages dropped ** [ 893.806631][ T32] r5:854b6b8c r4:854b6800 [ 893.806681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 893.806838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 893.807380][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 893.839397][ T32] Workqueue: events bpf_prog_free_deferred [ 893.839523][ T32] Call trace: [ 893.839589][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 893.839700][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 893.839745][ T32] r4:00000000 [ 893.839781][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.839860][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 893.839963][ T32] 1d20: aae82000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 893.840052][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 893.840113][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 893.840183][ T32] r5:80070013 r4:80239bb0 [ 893.840228][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.840318][ T32] r4:82ac21e4 [ 893.840381][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.840498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.840561][ T32] r4:dffe1dc0 [ 893.840600][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.840698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.840753][ T32] r4:00000000 [ 893.840802][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.840911][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 893.840969][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.841063][ T32] r5:00001000 r4:dfa13000 [ 893.841128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.841219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.841321][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.841393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.841505][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 1 printk messages dropped ** [ 893.841694][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 893.841895][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.841942][ T32] r4:00000001 [ 893.841996][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.842101][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.842171][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.842580][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.842754][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.842825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.842873][ T32] r4:84d87ac0 [ 893.842918][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.843537][ T32] INFO: task kworker/1:694:5118 blocked for more than 470 seconds. [ 893.845162][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.846147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.847144][ T32] task:kworker/1:694 state:D stack:0 pid:5118 tgid:5118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.848379][ T32] Workqueue: events bpf_prog_free_deferred [ 893.882577][ T32] Call trace: [ 893.882760][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.882894][ T32] r10:8291a684 r9:eb4bdd84 r8:00000002 r7:60000113 r6:eb4bdd8c r5:854fec00 [ 893.882946][ T32] r4:854fec00 [ 893.882990][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.883080][ T32] r5:854fec00 r4:8291a680 [ 893.883125][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.883233][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.883329][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4bde08 [ 893.883381][ T32] r4:00000000 ** 1 printk messages dropped ** [ 893.883610][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.883686][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.883777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d837c0 [ 893.883828][ T32] r4:00000000 [ 893.883872][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.884003][ T32] r9:83018205 r8:854fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 893.884057][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.884152][ T32] r5:00001000 r4:eb147000 [ 893.884196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.884327][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.884425][ T32] r5:854b6f8c r4:854b6c00 [ 893.884469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.884576][ T32] r7:ddde2d80 r6:83018200 r5:854b6f8c r4:84d5b980 [ 893.884622][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.884717][ T32] r10:61c88647 r9:854fec00 r8:84d5b9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.884844][ T32] r4:84d5b980 [ 893.884911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.885013][ T32] r10:00000000 r9:84d5b980 r8:80287e08 r7:eb6a5e60 r6:84d5ba80 r5:854fec00 [ 893.885060][ T32] r4:00000001 [ 893.885101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.885177][ T32] Exception stack(0xeb4bdfb0 to 0xeb4bdff8) [ 893.885243][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 893.885357][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.885453][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.885531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.885580][ T32] r4:84d83840 [ 893.886154][ T32] INFO: task kworker/1:694:5118 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 893.886256][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.886416][ T32] Workqueue: events bpf_prog_free_deferred [ 893.886575][ T32] Call trace: [ 893.886648][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 893.886775][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 893.886833][ T32] r4:00000000 [ 893.886936][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.887050][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 893.887147][ T32] 1d20: ab101000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 893.887223][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 893.887287][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 893.887423][ T32] r5:80070013 r4:80239bb0 [ 893.887492][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.887585][ T32] r4:82ac21e4 [ 893.887629][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.887715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.887766][ T32] r4:dffe1dc0 [ 893.887809][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.887923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.887978][ T32] r4:00000000 [ 893.888025][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.888114][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 893.888182][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.888284][ T32] r5:00001000 r4:dfa13000 [ 893.888361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.888462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.888589][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.888645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.909779][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.909903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.910068][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.910144][ T32] r4:84e0be80 [ 893.910208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.910371][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.910434][ T32] r4:00000001 [ 893.910487][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.910586][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.910666][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.910747][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.910846][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.910934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.911219][ T32] r4:84d87ac0 [ 893.911449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.911616][ T32] INFO: task kworker/1:695:5120 blocked for more than 470 seconds. [ 893.911721][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.911780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.911826][ T32] task:kworker/1:695 state:D stack:0 pid:5120 tgid:5120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.911967][ T32] Workqueue: events bpf_prog_free_deferred [ 893.912107][ T32] Call trace: [ 893.912216][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.912350][ T32] r10:8291a684 r9:eb6a9d84 r8:00000002 r7:60000013 r6:eb6a9d8c r5:854fe000 [ 893.912404][ T32] r4:854fe000 [ 893.912457][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.912553][ T32] r5:854fe000 r4:8291a680 [ 893.912618][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.912712][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.912799][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a9e08 [ 893.912846][ T32] r4:00000000 [ 893.912907][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 893.912993][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.913079][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.913170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d83940 [ 893.913215][ T32] r4:00000000 [ 893.913263][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.913403][ T32] r9:83018205 r8:854fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 893.913463][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.913559][ T32] r5:00001000 r4:eb161000 [ 893.913606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.913721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.913918][ T32] r5:854b738c r4:854b7000 [ 893.913977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.914082][ T32] r7:ddde2d80 r6:83018200 r5:854b738c r4:84d5b800 [ 893.914129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.914233][ T32] r10:61c88647 r9:854fe000 r8:84d5b82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 893.914331][ T32] r4:84d5b800 [ 893.914386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.914493][ T32] r10:00000000 r9:84d5b800 r8:80287e08 r7:eb4bde60 r6:84d5ba00 r5:854fe000 [ 893.914546][ T32] r4:00000001 [ 893.914607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.914690][ T32] Exception stack(0xeb6a9fb0 to 0xeb6a9ff8) [ 893.914757][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 893.914833][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.915066][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.915180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.915253][ T32] r4:84d83680 [ 893.916035][ T32] INFO: task kworker/1:695:5120 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 893.916144][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.916287][ T32] Workqueue: events bpf_prog_free_deferred [ 893.916371][ T32] Call trace: [ 893.916548][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 893.916664][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 893.916716][ T32] r4:00000000 [ 893.916755][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 893.916902][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 893.916989][ T32] 1d20: ab220000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 893.917087][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 893.917165][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 893.917217][ T32] r5:80070013 r4:80239bb0 [ 893.917359][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 893.917478][ T32] r4:82ac21e4 [ 893.917531][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 893.917630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 893.917684][ T32] r4:dffe1dc0 [ 893.917728][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.917841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 893.917892][ T32] r4:00000000 [ 893.917938][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.918041][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 893.918091][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 893.918243][ T32] r5:00001000 r4:dfa13000 [ 893.918325][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 893.918422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.918517][ T32] r5:85ef9f8c r4:85ef9c00 [ 893.918596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 893.918774][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 893.950007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 893.950239][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 893.950303][ T32] r4:84e0be80 [ 893.950366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 893.950482][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 893.950530][ T32] r4:00000001 [ 893.950612][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 893.950731][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 893.950811][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 893.950879][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 893.950942][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 893.951087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 893.951192][ T32] r4:84d87ac0 [ 893.951278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 893.951427][ T32] INFO: task kworker/1:696:5122 blocked for more than 470 seconds. [ 893.951514][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 893.951573][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 893.951651][ T32] task:kworker/1:696 state:D stack:0 pid:5122 tgid:5122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 893.951791][ T32] Workqueue: events bpf_prog_free_deferred [ 893.951899][ T32] Call trace: [ 893.952111][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 893.952246][ T32] r10:8291a684 r9:eb6b1d84 r8:00000002 r7:60000013 r6:eb6b1d8c r5:85500000 [ 893.952333][ T32] r4:85500000 [ 893.952389][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 893.952484][ T32] r5:85500000 r4:8291a680 [ 893.952556][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 893.952670][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 893.952771][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b1e08 [ 893.952993][ T32] r4:00000000 [ 893.953135][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 893.953296][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 893.953412][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 893.953516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d83a80 [ 893.953593][ T32] r4:00000000 [ 893.953665][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 893.953811][ T32] r9:83018205 r8:85500000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 893.953930][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 893.954202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 893.954314][ T32] r5:854b778c r4:854b7400 ** 1 printk messages dropped ** [ 893.954520][ T32] r7:ddde2d80 r6:83018200 r5:854b778c r4:84d5bb00 ** 4 printk messages dropped ** [ 893.954899][ T32] r10:00000000 r9:84d5bb00 r8:80287e08 r7:eb6a9e60 r6:84d5bc00 r5:85500000 ** 6 printk messages dropped ** [ 893.957090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 894.017577][ T32] r4:00000000 ** 1 printk messages dropped ** [ 894.017866][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.017952][ T32] 1d20: ab81a000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.018028][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.018086][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.018151][ T32] r5:80070013 r4:80239bb0 [ 894.018203][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.018301][ T32] r4:82ac21e4 [ 894.018347][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.018455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.018512][ T32] r4:dffe1dc0 [ 894.018565][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.018672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.030075][ T32] r4:00000000 [ 894.030271][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.030460][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.030552][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.030667][ T32] r5:00001000 r4:dfa13000 [ 894.030717][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.030923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.031054][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.031110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.031246][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.031533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.031659][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.031716][ T32] r4:84e0be80 [ 894.032042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.032169][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.032223][ T32] r4:00000001 [ 894.032272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.032811][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.032906][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.032981][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.033047][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.033262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.033670][ T32] r4:84d87ac0 [ 894.033747][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.033850][ T32] INFO: task kworker/1:697:5124 blocked for more than 471 seconds. [ 894.033933][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.033997][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.034055][ T32] task:kworker/1:697 state:D stack:0 pid:5124 tgid:5124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.034199][ T32] Workqueue: events bpf_prog_free_deferred [ 894.034372][ T32] Call trace: [ 894.034730][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.034869][ T32] r10:8291a684 r9:eb6b5d84 r8:00000002 r7:60000113 r6:eb6b5d8c r5:85500c00 [ 894.034952][ T32] r4:85500c00 [ 894.035010][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.035113][ T32] r5:85500c00 r4:8291a680 [ 894.035225][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.035326][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.035444][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b5e08 [ 894.035531][ T32] r4:00000000 [ 894.035586][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.035664][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.035755][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.035846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d83dc0 [ 894.035936][ T32] r4:00000000 [ 894.035990][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.036095][ T32] r9:83018205 r8:85500c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 894.036144][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.036243][ T32] r5:00001000 r4:eb303000 [ 894.036288][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.036377][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.036483][ T32] r5:854b7b8c r4:854b7800 [ 894.036955][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.037108][ T32] r7:ddde2d80 r6:83018200 r5:854b7b8c r4:84d5bc80 [ 894.037173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.037356][ T32] r10:61c88647 r9:85500c00 r8:84d5bcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.037550][ T32] r4:84d5bc80 [ 894.037800][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.037961][ T32] r10:00000000 r9:84d5bc80 r8:80287e08 r7:eb6b1e60 r6:84d5bb80 r5:85500c00 [ 894.038018][ T32] r4:00000001 [ 894.038137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.038245][ T32] Exception stack(0xeb6b5fb0 to 0xeb6b5ff8) [ 894.038322][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 894.038416][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.038815][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.070597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.070717][ T32] r4:84d839c0 [ 894.071393][ T32] INFO: task kworker/1:697:5124 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.071510][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.071694][ T32] Workqueue: events bpf_prog_free_deferred [ 894.071930][ T32] Call trace: [ 894.072035][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.072189][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.072249][ T32] r4:00000000 [ 894.072299][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.072441][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.072526][ T32] 1d20: abbd7000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.072602][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 5 printk messages dropped ** [ 894.073167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 6 printk messages dropped ** [ 894.073757][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 894.074554][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.074651][ T32] r4:84e0be80 [ 894.074710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.074952][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.075024][ T32] r4:00000001 [ 894.075123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.075261][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.075337][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.075409][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.075479][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.075608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.075676][ T32] r4:84d87ac0 [ 894.075732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.075799][ T32] INFO: task kworker/0:300:5126 blocked for more than 471 seconds. [ 894.075877][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.075938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.075988][ T32] task:kworker/0:300 state:D stack:0 pid:5126 tgid:5126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.076180][ T32] Workqueue: events bpf_prog_free_deferred [ 894.076323][ T32] Call trace: [ 894.076408][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.076523][ T32] r10:8291a684 r9:eb6add84 r8:00000002 r7:60000113 r6:eb6add8c r5:84d10c00 [ 894.076613][ T32] r4:84d10c00 [ 894.076673][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.076777][ T32] r5:84d10c00 r4:8291a680 [ 894.076828][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.076974][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.077127][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ade08 [ 894.077230][ T32] r4:00000000 [ 894.077288][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.077437][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.077632][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 894.078205][ T32] r4:00000000 ** 3 printk messages dropped ** [ 894.078529][ T32] r5:00001000 r4:eb2eb000 ** 2 printk messages dropped ** [ 894.110381][ T32] r5:8533bb8c r4:8533b800 ** 1 printk messages dropped ** [ 894.110545][ T32] r7:dddced80 r6:83018000 r5:8533bb8c r4:84d85980 ** 1 printk messages dropped ** [ 894.110700][ T32] r10:61c88647 r9:84d10c00 r8:84d859ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.110751][ T32] r4:84d85980 [ 894.111145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.111279][ T32] r10:00000000 r9:84d85980 r8:80287e08 r7:eb65de60 r6:84d85a00 r5:84d10c00 [ 894.111339][ T32] r4:00000001 [ 894.111387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.111481][ T32] Exception stack(0xeb6adfb0 to 0xeb6adff8) [ 894.112857][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.112964][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.113147][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 894.114521][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.117415][ T32] Workqueue: events bpf_prog_free_deferred [ 894.117960][ T32] Call trace: [ 894.118285][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.118423][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.118905][ T32] r4:00000000 [ 894.146055][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.146258][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.146341][ T32] 1d20: ac0c8000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.146413][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.146478][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.146572][ T32] r5:80070013 r4:80239bb0 [ 894.146631][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.146742][ T32] r4:82ac21e4 [ 894.146800][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.146912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.146970][ T32] r4:dffe1dc0 [ 894.147059][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.147187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.148807][ T32] r4:00000000 [ 894.169111][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.169279][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.169308][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.169427][ T32] r5:00001000 r4:dfa13000 [ 894.169453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.169506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.169553][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.169615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.169713][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.169771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.169880][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.169923][ T32] r4:84e0be80 [ 894.169963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.170020][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.170044][ T32] r4:00000001 [ 894.170064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.170162][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.170203][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.170265][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.170313][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.170366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.170405][ T32] r4:84d87ac0 [ 894.170448][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.170493][ T32] INFO: task kworker/0:301:5127 blocked for more than 471 seconds. [ 894.170562][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.170593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.170617][ T32] task:kworker/0:301 state:D stack:0 pid:5127 tgid:5127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.170705][ T32] Workqueue: events bpf_prog_free_deferred [ 894.170756][ T32] Call trace: [ 894.170811][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.170920][ T32] r10:8291a684 r9:eb6b9d84 r8:00000002 r7:60000113 r6:eb6b9d8c r5:84d11800 [ 894.170961][ T32] r4:84d11800 [ 894.170986][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.171069][ T32] r5:84d11800 r4:8291a680 [ 894.171124][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.171191][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.171265][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b9e08 [ 894.171309][ T32] r4:00000000 [ 894.171332][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.171408][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.171507][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.171559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85464400 [ 894.171641][ T32] r4:00000000 [ 894.171667][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.171718][ T32] r9:83018005 r8:84d11800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 894.171771][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.171821][ T32] r5:00001000 r4:eb329000 [ 894.171842][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.171884][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.171929][ T32] r5:8533bf8c r4:8533bc00 [ 894.172012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.172067][ T32] r7:dddced80 r6:83018000 r5:8533bf8c r4:84d85a80 [ 894.172094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.172187][ T32] r10:61c88647 r9:84d11800 r8:84d85aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 894.172327][ T32] r10:00000000 r9:84d85a80 r8:80287e08 r7:eb6ade60 r6:84d85b00 r5:84d11800 ** 5 printk messages dropped ** [ 894.172576][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 894.173055][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 894.173504][ T32] r4:00000000 [ 894.173525][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.173603][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.173638][ T32] 1d20: ac359000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.173672][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.173783][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.173890][ T32] r5:80070013 r4:80239bb0 [ 894.173948][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.174051][ T32] r4:82ac21e4 [ 894.174102][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.174206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.174261][ T32] r4:dffe1dc0 [ 894.174308][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.174447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.174542][ T32] r4:00000000 [ 894.174600][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.174712][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.174830][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.174935][ T32] r5:00001000 r4:dfa13000 [ 894.175048][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.175147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.175249][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.175299][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.175415][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.175470][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.175585][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.175803][ T32] r4:84e0be80 [ 894.175860][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.176169][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.176235][ T32] r4:00000001 [ 894.176284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.176370][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.176447][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.176517][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.176581][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.176730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.176794][ T32] r4:84d87ac0 [ 894.176843][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.176902][ T32] INFO: task kworker/1:698:5130 blocked for more than 471 seconds. [ 894.176972][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.177029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.177077][ T32] task:kworker/1:698 state:D stack:0 pid:5130 tgid:5130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.177356][ T32] Workqueue: events bpf_prog_free_deferred [ 894.177813][ T32] Call trace: [ 894.177973][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.178280][ T32] r10:8291a684 r9:eb6c5d84 r8:00000002 r7:60000013 r6:eb6c5d8c r5:84d12400 [ 894.178366][ T32] r4:84d12400 [ 894.178649][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.216433][ T32] r5:84d12400 r4:8291a680 [ 894.216530][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.216606][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.216658][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c5e08 [ 894.216683][ T32] r4:00000000 [ 894.216740][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.216811][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.216858][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.216906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60f80 [ 894.216990][ T32] r4:00000000 [ 894.217035][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.217092][ T32] r9:83018205 r8:84d12400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 894.217153][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.217208][ T32] r5:00001000 r4:eb3c1000 [ 894.217231][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.217273][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.217320][ T32] r5:854bc38c r4:854bc000 [ 894.217403][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.217467][ T32] r7:ddde2d80 r6:83018200 r5:854bc38c r4:84d5bd00 [ 894.217518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.217608][ T32] r10:61c88647 r9:84d12400 r8:84d5bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.217636][ T32] r4:84d5bd00 [ 894.217689][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.217747][ T32] r10:00000000 r9:84d5bd00 r8:80287e08 r7:eb6b5e60 r6:84d85b80 r5:84d12400 [ 894.217771][ T32] r4:00000001 [ 894.217832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.217901][ T32] Exception stack(0xeb6c5fb0 to 0xeb6c5ff8) [ 894.217972][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 894.218048][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.218080][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.218112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.218136][ T32] r4:84d83d80 [ 894.218497][ T32] INFO: task kworker/1:698:5130 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.218569][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.218695][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 894.229471][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 894.229821][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 2 printk messages dropped ** [ 894.229937][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 894.230030][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 894.230098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.230122][ T32] r4:dffe1dc0 [ 894.230142][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.230189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.230212][ T32] r4:00000000 [ 894.230233][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.230283][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.230340][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.230440][ T32] r5:00001000 r4:dfa13000 [ 894.230472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.230518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.230564][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.230620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.230706][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.230733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.230786][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.230810][ T32] r4:84e0be80 [ 894.230830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.230881][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.230904][ T32] r4:00000001 [ 894.230956][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.231000][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.231070][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.231106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.231135][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.231188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.231215][ T32] r4:84d87ac0 [ 894.231272][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.231310][ T32] INFO: task kworker/0:302:5131 blocked for more than 471 seconds. [ 894.231381][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.231480][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.231508][ T32] task:kworker/0:302 state:D stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.231665][ T32] Workqueue: events bpf_prog_free_deferred [ 894.231759][ T32] Call trace: [ 894.231828][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.231885][ T32] r10:8291a684 r9:eb6c9d84 r8:00000002 r7:60000013 r6:eb6c9d8c r5:84d13c00 [ 894.231911][ T32] r4:84d13c00 [ 894.231933][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.231982][ T32] r5:84d13c00 r4:8291a680 [ 894.232042][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.232089][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.232137][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c9e08 [ 894.232161][ T32] r4:00000000 [ 894.232180][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.232276][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.232317][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.232402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c2000 [ 894.232429][ T32] r4:00000000 [ 894.232452][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.232524][ T32] r9:83018005 r8:84d13c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 894.232551][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.232612][ T32] r5:00001000 r4:eae17000 [ 894.232675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.232721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.232767][ T32] r5:854cc38c r4:854cc000 [ 894.232787][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.232838][ T32] r7:dddced80 r6:83018000 r5:854cc38c r4:84d85c00 [ 894.232859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.232941][ T32] r10:61c88647 r9:84d13c00 r8:84d85c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.232968][ T32] r4:84d85c00 [ 894.232990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.233040][ T32] r10:00000000 r9:84d85c00 r8:80287e08 r7:eb6b9e60 r6:84d85c80 r5:84d13c00 [ 894.233063][ T32] r4:00000001 [ 894.233082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.233119][ T32] Exception stack(0xeb6c9fb0 to 0xeb6c9ff8) [ 894.233148][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 894.233180][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.233238][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.233274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.233297][ T32] r4:85464200 [ 894.233790][ T32] INFO: task kworker/0:302:5131 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.233839][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.233903][ T32] Workqueue: events bpf_prog_free_deferred [ 894.233981][ T32] Call trace: [ 894.234038][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.234097][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.234121][ T32] r4:00000000 [ 894.234207][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.234287][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.234323][ T32] 1d20: acbd5000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.234354][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.234417][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.234447][ T32] r5:80070013 r4:80239bb0 [ 894.234471][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.234516][ T32] r4:82ac21e4 [ 894.234537][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.234599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.234626][ T32] r4:dffe1dc0 [ 894.234676][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.234727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.234779][ T32] r4:00000000 [ 894.234803][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.234854][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.234907][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.234991][ T32] r5:00001000 r4:dfa13000 [ 894.235016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.235089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.235139][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.235185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.235240][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.235263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.235332][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.235360][ T32] r4:84e0be80 [ 894.235380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.235437][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.235498][ T32] r4:00000001 [ 894.235522][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.235562][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.235622][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.235688][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.235720][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.235752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.235790][ T32] r4:84d87ac0 [ 894.235816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.235843][ T32] INFO: task kworker/0:303:5133 blocked for more than 471 seconds. [ 894.235874][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.235900][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.235953][ T32] task:kworker/0:303 state:D stack:0 pid:5133 tgid:5133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.236036][ T32] Workqueue: events bpf_prog_free_deferred [ 894.236122][ T32] Call trace: [ 894.236172][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.236236][ T32] r10:8291a684 r9:eb6cdd84 r8:00000002 r7:60000113 r6:eb6cdd8c r5:84d13000 [ 894.236310][ T32] r4:84d13000 [ 894.236336][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.236384][ T32] r5:84d13000 r4:8291a680 [ 894.236410][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.236454][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.236501][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6cde08 [ 894.236524][ T32] r4:00000000 [ 894.236579][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.236622][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.236722][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.236776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85464c40 [ 894.236842][ T32] r4:00000000 [ 894.236868][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.236919][ T32] r9:83018005 r8:84d13000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 894.236941][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.237020][ T32] r5:00001000 r4:ea9c9000 [ 894.237045][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.237134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.237257][ T32] r5:8466a38c r4:8466a000 [ 894.237318][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.237431][ T32] r7:dddced80 r6:83018000 r5:8466a38c r4:84d85d00 [ 894.237454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.237506][ T32] r10:61c88647 r9:84d13000 r8:84d85d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.237530][ T32] r4:84d85d00 [ 894.237583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.237641][ T32] r10:00000000 r9:84d85d00 r8:80287e08 r7:eb6c9e60 r6:84d85e80 r5:84d13000 [ 894.237665][ T32] r4:00000001 [ 894.237698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.237741][ T32] Exception stack(0xeb6cdfb0 to 0xeb6cdff8) [ 894.237772][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.237803][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.237833][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.237864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.237887][ T32] r4:85464100 [ 894.238070][ T32] INFO: task kworker/0:303:5133 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.238136][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.238255][ T32] Workqueue: events bpf_prog_free_deferred [ 894.238309][ T32] Call trace: [ 894.238376][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.238473][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.238647][ T32] r4:00000000 [ 894.238765][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.260274][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.260347][ T32] 1d20: ad18b000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.260385][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.260421][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.260452][ T32] r5:80070013 r4:80239bb0 [ 894.260511][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.260606][ T32] r4:82ac21e4 [ 894.260653][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.260790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.260856][ T32] r4:dffe1dc0 [ 894.260884][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.260936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.260961][ T32] r4:00000000 [ 894.261014][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.261074][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.261155][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.261213][ T32] r5:00001000 r4:dfa13000 [ 894.261235][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.261358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.261428][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.261451][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.261536][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.261594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.261654][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.261714][ T32] r4:84e0be80 [ 894.261762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.261879][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.261966][ T32] r4:00000001 [ 894.261995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.262061][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.262132][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.262172][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.262202][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.262261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.262291][ T32] r4:84d87ac0 [ 894.262341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.262409][ T32] INFO: task kworker/1:699:5134 blocked for more than 471 seconds. [ 894.262483][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.262515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.262539][ T32] task:kworker/1:699 state:D stack:0 pid:5134 tgid:5134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.262602][ T32] Workqueue: events bpf_prog_free_deferred [ 894.262651][ T32] Call trace: [ 894.262686][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.262773][ T32] r10:8291a684 r9:eb6d1d84 r8:00000002 r7:60000013 r6:eb6d1d8c r5:84d15400 [ 894.262805][ T32] r4:84d15400 [ 894.262826][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.262875][ T32] r5:84d15400 r4:8291a680 [ 894.262897][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.262939][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.262985][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d1e08 [ 894.263008][ T32] r4:00000000 [ 894.263028][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.263112][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.263182][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.263233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d83f00 [ 894.263257][ T32] r4:00000000 [ 894.263315][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.263381][ T32] r9:83018205 r8:84d15400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 894.263413][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.263461][ T32] r5:00001000 r4:eb38d000 [ 894.263482][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.263523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.263568][ T32] r5:854b7f8c r4:854b7c00 [ 894.263621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.263674][ T32] r7:ddde2d80 r6:83018200 r5:854b7f8c r4:84d5be00 [ 894.263697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.263748][ T32] r10:61c88647 r9:84d15400 r8:84d5be2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.263771][ T32] r4:84d5be00 [ 894.263791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.263840][ T32] r10:00000000 r9:84d5be00 r8:80287e08 r7:eb6c5e60 r6:84d85d80 r5:84d15400 [ 894.263865][ T32] r4:00000001 [ 894.263918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.263992][ T32] Exception stack(0xeb6d1fb0 to 0xeb6d1ff8) [ 894.264026][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.264057][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.264087][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.264119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.264178][ T32] r4:84d83d40 [ 894.264534][ T32] INFO: task kworker/1:699:5134 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.264569][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.264648][ T32] Workqueue: events bpf_prog_free_deferred [ 894.264742][ T32] Call trace: [ 894.264810][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.264871][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.264895][ T32] r4:00000000 [ 894.264947][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.264995][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.265054][ T32] 1d20: ad18b000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.265121][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.265173][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.265202][ T32] r5:80070013 r4:80239bb0 [ 894.265225][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.265292][ T32] r4:82ac21e4 [ 894.265317][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.265453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.265483][ T32] r4:dffe1dc0 [ 894.265504][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.265582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.265611][ T32] r4:00000000 [ 894.265646][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.265730][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.265757][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.265805][ T32] r5:00001000 r4:dfa13000 [ 894.265826][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.265897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.265972][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.266028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.266083][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.266107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.266158][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.266181][ T32] r4:84e0be80 [ 894.266201][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.266251][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.266310][ T32] r4:00000001 [ 894.266334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.266402][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.266465][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.266501][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.266530][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.266562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.266586][ T32] r4:84d87ac0 [ 894.266638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.266667][ T32] INFO: task kworker/1:700:5137 blocked for more than 471 seconds. [ 894.266698][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.266723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.266794][ T32] task:kworker/1:700 state:D stack:0 pid:5137 tgid:5137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.266870][ T32] Workqueue: events bpf_prog_free_deferred [ 894.266947][ T32] Call trace: [ 894.267070][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.267127][ T32] r10:8291a684 r9:eb6ddd84 r8:00000002 r7:60000013 r6:eb6ddd8c r5:84d16c00 [ 894.267184][ T32] r4:84d16c00 [ 894.267210][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.267257][ T32] r5:84d16c00 r4:8291a680 [ 894.267278][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.267320][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.267412][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6dde08 [ 894.267441][ T32] r4:00000000 [ 894.267462][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.267500][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.267537][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.267617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfd600 [ 894.267675][ T32] r4:00000000 [ 894.267729][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.267783][ T32] r9:83018205 r8:84d16c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 894.267805][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.267850][ T32] r5:00001000 r4:eb4fb000 [ 894.267903][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.267949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.268013][ T32] r5:854bd78c r4:854bd400 [ 894.268037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.268089][ T32] r7:ddde2d80 r6:83018200 r5:854bd78c r4:84d5be80 [ 894.268140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.268197][ T32] r10:61c88647 r9:84d16c00 r8:84d5beac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.268221][ T32] r4:84d5be80 [ 894.268241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.268320][ T32] r10:00000000 r9:84d5be80 r8:80287e08 r7:eb6c5e60 r6:84d85e00 r5:84d16c00 [ 894.268347][ T32] r4:00000001 [ 894.268400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.268474][ T32] Exception stack(0xeb6ddfb0 to 0xeb6ddff8) [ 894.268538][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.268573][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.268602][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.268646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.268673][ T32] r4:84dfd000 [ 894.303420][ T32] INFO: task kworker/1:700:5137 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.303561][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.303686][ T32] Workqueue: events bpf_prog_free_deferred [ 894.303784][ T32] Call trace: [ 894.303890][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.303959][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.304021][ T32] r4:00000000 [ 894.304062][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.304157][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.304231][ T32] 1d20: adf1d000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.304267][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.304337][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.304366][ T32] r5:80070013 r4:80239bb0 [ 894.304389][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.304442][ T32] r4:82ac21e4 [ 894.304463][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.304568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.304597][ T32] r4:dffe1dc0 [ 894.304648][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.304723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.304750][ T32] r4:00000000 [ 894.304771][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.304879][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.304936][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.304987][ T32] r5:00001000 r4:dfa13000 [ 894.305009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.305083][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.305135][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.305176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.305246][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.305310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.305417][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.305446][ T32] r4:84e0be80 [ 894.305467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.305554][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.305582][ T32] r4:00000001 [ 894.305603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.305642][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.305672][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.305736][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.305798][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.305835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.305858][ T32] r4:84d87ac0 [ 894.305880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.305984][ T32] INFO: task kworker/1:701:5139 blocked for more than 471 seconds. [ 894.306060][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.306156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.306195][ T32] task:kworker/1:701 state:D stack:0 pid:5139 tgid:5139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.306250][ T32] Workqueue: events bpf_prog_free_deferred [ 894.306326][ T32] Call trace: [ 894.306408][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.306502][ T32] r10:8291a684 r9:eb6e5d84 r8:00000002 r7:60000013 r6:eb6e5d8c r5:84d16000 [ 894.306542][ T32] r4:84d16000 [ 894.306583][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.306695][ T32] r5:84d16000 r4:8291a680 [ 894.306726][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.306773][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.306823][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e5e08 [ 894.306878][ T32] r4:00000000 [ 894.306932][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.306974][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.307013][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.307060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfd040 [ 894.307084][ T32] r4:00000000 [ 894.307104][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.307183][ T32] r9:83018205 r8:84d16000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 894.307238][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.307288][ T32] r5:00001000 r4:eb4a3000 [ 894.307309][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.307357][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.307409][ T32] r5:854bc78c r4:854bc400 [ 894.307431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.307481][ T32] r7:ddde2d80 r6:83018200 r5:854bc78c r4:84d5bd80 [ 894.307503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.307556][ T32] r10:61c88647 r9:84d16000 r8:84d5bdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.307581][ T32] r4:84d5bd80 [ 894.307603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.307655][ T32] r10:00000000 r9:84d5bd80 r8:80287e08 r7:eb6dde60 r6:84d85f00 r5:84d16000 [ 894.307679][ T32] r4:00000001 [ 894.307699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.307776][ T32] Exception stack(0xeb6e5fb0 to 0xeb6e5ff8) [ 894.307811][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 894.307842][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.307871][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.307933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.307960][ T32] r4:84dfd000 [ 894.308143][ T32] INFO: task kworker/1:701:5139 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.308207][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.308332][ T32] Workqueue: events bpf_prog_free_deferred [ 894.308422][ T32] Call trace: [ 894.308488][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.308548][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.308575][ T32] r4:00000000 [ 894.308596][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.308670][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.316008][ T32] 1d20: adf1d000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.316185][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.316268][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.316308][ T32] r5:80070013 r4:80239bb0 [ 894.316335][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.316477][ T32] r4:82ac21e4 [ 894.316508][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.316575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.316605][ T32] r4:dffe1dc0 [ 894.316627][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.316709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.316738][ T32] r4:00000000 [ 894.316760][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.316849][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.316877][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.316989][ T32] r5:00001000 r4:dfa13000 [ 894.317032][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.317120][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.317178][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.317233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.317326][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.317498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.317590][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.317624][ T32] r4:84e0be80 [ 894.317678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.317736][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.317760][ T32] r4:00000001 [ 894.317783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.317864][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.317902][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.317965][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.318001][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.318036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.318093][ T32] r4:84d87ac0 [ 894.318124][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.318190][ T32] INFO: task kworker/1:702:5140 blocked for more than 471 seconds. [ 894.318265][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.318328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.318510][ T32] task:kworker/1:702 state:D stack:0 pid:5140 tgid:5140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.318726][ T32] Workqueue: events bpf_prog_free_deferred [ 894.324673][ T32] Call trace: [ 894.324758][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.324877][ T32] r10:8291a684 r9:eb6e9d84 r8:00000002 r7:60000113 r6:eb6e9d8c r5:84d14800 [ 894.324910][ T32] r4:84d14800 [ 894.324936][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.324985][ T32] r5:84d14800 r4:8291a680 [ 894.325041][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.325091][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.325139][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e9e08 [ 894.325165][ T32] r4:00000000 [ 894.325186][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.325259][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.325385][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.325495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfd1c0 [ 894.325554][ T32] r4:00000000 [ 894.325582][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.325637][ T32] r9:83018205 r8:84d14800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 894.325660][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.325738][ T32] r5:00001000 r4:eb4b5000 [ 894.325801][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.325878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.325929][ T32] r5:854bcb8c r4:854bc800 [ 894.325951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.326032][ T32] r7:ddde2d80 r6:83018200 r5:854bcb8c r4:84d5bf00 [ 894.326087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.326143][ T32] r10:61c88647 r9:84d14800 r8:84d5bf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.326208][ T32] r4:84d5bf00 [ 894.326287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.326423][ T32] r10:00000000 r9:84d5bf00 r8:80287e08 r7:eb6dde60 r6:84d85f80 r5:84d14800 [ 894.326456][ T32] r4:00000001 [ 894.326524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.326570][ T32] Exception stack(0xeb6e9fb0 to 0xeb6e9ff8) [ 894.326604][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 894.326656][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.326689][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.326722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.326777][ T32] r4:84dfd240 [ 894.327135][ T32] INFO: task kworker/1:702:5140 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.327209][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.327281][ T32] Workqueue: events bpf_prog_free_deferred [ 894.327364][ T32] Call trace: [ 894.327488][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.327550][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.327605][ T32] r4:00000000 [ 894.327630][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.327674][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.327705][ T32] 1d20: adf1d000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.327737][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.327799][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.327829][ T32] r5:80070013 r4:80239bb0 [ 894.327882][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.327964][ T32] r4:82ac21e4 [ 894.328020][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.328104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.328131][ T32] r4:dffe1dc0 [ 894.328173][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.328253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.328280][ T32] r4:00000000 [ 894.328301][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.328380][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.328484][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.328562][ T32] r5:00001000 r4:dfa13000 [ 894.328622][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.341193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.341384][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.341437][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.341501][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.341558][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.341618][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.341643][ T32] r4:84e0be80 [ 894.341664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.341719][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.341786][ T32] r4:00000001 [ 894.341813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.341856][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.341892][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.341926][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.341958][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.341990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.342056][ T32] r4:84d87ac0 [ 894.342087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.342121][ T32] INFO: task kworker/1:703:5142 blocked for more than 471 seconds. [ 894.342192][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.342254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.342283][ T32] task:kworker/1:703 state:D stack:0 pid:5142 tgid:5142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.342348][ T32] Workqueue: events bpf_prog_free_deferred [ 894.342416][ T32] Call trace: [ 894.342457][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.342516][ T32] r10:8291a684 r9:eb6f1d84 r8:00000002 r7:60000013 r6:eb6f1d8c r5:84d10000 [ 894.342542][ T32] r4:84d10000 [ 894.342562][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.342611][ T32] r5:84d10000 r4:8291a680 [ 894.342665][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.342716][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.342767][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f1e08 [ 894.342791][ T32] r4:00000000 [ 894.342811][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.342850][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.342923][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.342977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfd2c0 [ 894.343002][ T32] r4:00000000 [ 894.343023][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.343077][ T32] r9:83018205 r8:84d10000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 894.343141][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.343235][ T32] r5:00001000 r4:eb4db000 [ 894.343261][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.343344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.343443][ T32] r5:854bcf8c r4:854bcc00 [ 894.343470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.343526][ T32] r7:ddde2d80 r6:83018200 r5:854bcf8c r4:852ff000 [ 894.343547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.343600][ T32] r10:61c88647 r9:84d10000 r8:852ff02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.343654][ T32] r4:852ff000 [ 894.343679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.343731][ T32] r10:00000000 r9:852ff000 r8:80287e08 r7:eb6dde60 r6:852edf80 r5:84d10000 [ 894.343757][ T32] r4:00000001 [ 894.343799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.343871][ T32] Exception stack(0xeb6f1fb0 to 0xeb6f1ff8) [ 894.343904][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.344001][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.344041][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.344108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.344137][ T32] r4:84dfd180 [ 894.344492][ T32] INFO: task kworker/1:703:5142 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.344529][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.344615][ T32] Workqueue: events bpf_prog_free_deferred [ 894.344697][ T32] Call trace: [ 894.344729][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.344786][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.344811][ T32] r4:00000000 [ 894.344863][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.344910][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.344943][ T32] 1d20: ae48a000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.344975][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.345034][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.345064][ T32] r5:80070013 r4:80239bb0 [ 894.345085][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.345130][ T32] r4:82ac21e4 [ 894.345182][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.345235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.345284][ T32] r4:dffe1dc0 [ 894.345307][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.345401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.345430][ T32] r4:00000000 [ 894.345451][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.345502][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.345551][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.345633][ T32] r5:00001000 r4:dfa13000 [ 894.345658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.345733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.345784][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.345840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.345928][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.345954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.346006][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.346031][ T32] r4:84e0be80 [ 894.346054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.346141][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.346173][ T32] r4:00000001 [ 894.346223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.346267][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.346297][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.346347][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.346379][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.346445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.346473][ T32] r4:84d87ac0 [ 894.346494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.346521][ T32] INFO: task kworker/1:704:5144 blocked for more than 471 seconds. [ 894.346583][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.346612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.346634][ T32] task:kworker/1:704 state:D stack:0 pid:5144 tgid:5144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.346683][ T32] Workqueue: events bpf_prog_free_deferred [ 894.346761][ T32] Call trace: [ 894.346831][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.346888][ T32] r10:8291a684 r9:eb6f9d84 r8:00000002 r7:60000113 r6:eb6f9d8c r5:85458c00 [ 894.346912][ T32] r4:85458c00 [ 894.346933][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.346979][ T32] r5:85458c00 r4:8291a680 [ 894.347001][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.347076][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.347128][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f9e08 [ 894.347159][ T32] r4:00000000 [ 894.347180][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.347217][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.347311][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.347364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfd480 [ 894.347391][ T32] r4:00000000 [ 894.347453][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.347506][ T32] r9:83018205 r8:85458c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 894.347528][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.347604][ T32] r5:00001000 r4:eb4e5000 [ 894.347628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.347671][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.347716][ T32] r5:854bd38c r4:854bd000 [ 894.347740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.347792][ T32] r7:ddde2d80 r6:83018200 r5:854bd38c r4:852ff080 [ 894.347814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.347895][ T32] r10:61c88647 r9:85458c00 r8:852ff0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.347959][ T32] r4:852ff080 [ 894.347995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.348052][ T32] r10:00000000 r9:852ff080 r8:80287e08 r7:eb6dde60 r6:852edb80 r5:85458c00 [ 894.348075][ T32] r4:00000001 [ 894.348158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.348244][ T32] Exception stack(0xeb6f9fb0 to 0xeb6f9ff8) [ 894.348277][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 894.348327][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.348359][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.348391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.348449][ T32] r4:84dfd300 [ 894.348604][ T32] INFO: task kworker/1:704:5144 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.348639][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.372286][ T32] Workqueue: events bpf_prog_free_deferred [ 894.372423][ T32] Call trace: [ 894.372501][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.372569][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.372596][ T32] r4:00000000 [ 894.372619][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.372680][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.372718][ T32] 1d20: aecc2000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.372783][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.372814][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.372872][ T32] r5:80070013 r4:80239bb0 [ 894.372897][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.372944][ T32] r4:82ac21e4 [ 894.372965][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.373013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.373037][ T32] r4:dffe1dc0 [ 894.373057][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.373103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.373127][ T32] r4:00000000 [ 894.373151][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.373204][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.373227][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.373274][ T32] r5:00001000 r4:dfa13000 [ 894.373294][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.373392][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.373453][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.373522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.373616][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.373672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.373757][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.373785][ T32] r4:84e0be80 [ 894.373808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.373860][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.373884][ T32] r4:00000001 [ 894.373938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.374013][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.374048][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.374080][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.374109][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.374140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.374163][ T32] r4:84d87ac0 [ 894.374186][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.374217][ T32] INFO: task kworker/1:705:5146 blocked for more than 471 seconds. [ 894.374251][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.374332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.374360][ T32] task:kworker/1:705 state:D stack:0 pid:5146 tgid:5146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.374420][ T32] Workqueue: events bpf_prog_free_deferred [ 894.374530][ T32] Call trace: [ 894.374568][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.374623][ T32] r10:8291a684 r9:eb625d84 r8:00000002 r7:60000113 r6:eb625d8c r5:85459800 [ 894.374649][ T32] r4:85459800 [ 894.374700][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.374768][ T32] r5:85459800 r4:8291a680 [ 894.374823][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.374870][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.374918][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb625e08 [ 894.374941][ T32] r4:00000000 [ 894.374960][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.374997][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.375068][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.375154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfd9c0 [ 894.375181][ T32] r4:00000000 [ 894.375202][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.375287][ T32] r9:83018205 r8:85459800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 894.375342][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.375394][ T32] r5:00001000 r4:eacb3000 [ 894.375420][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.375462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.375567][ T32] r5:854be38c r4:854be000 [ 894.375816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.375899][ T32] r7:ddde2d80 r6:83018200 r5:854be38c r4:852ff180 [ 894.375923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.375978][ T32] r10:61c88647 r9:85459800 r8:852ff1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.376003][ T32] r4:852ff180 [ 894.376060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.376116][ T32] r10:00000000 r9:852ff180 r8:80287e08 r7:eb6dde60 r6:852edd00 r5:85459800 [ 894.376140][ T32] r4:00000001 [ 894.376165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.376261][ T32] Exception stack(0xeb625fb0 to 0xeb625ff8) [ 894.376314][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 894.376349][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.376381][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.376456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.376484][ T32] r4:84dfd5c0 [ 894.376871][ T32] INFO: task kworker/1:705:5146 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.376907][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.376999][ T32] Workqueue: events bpf_prog_free_deferred [ 894.377079][ T32] Call trace: [ 894.377169][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.377232][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.377258][ T32] r4:00000000 [ 894.377313][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.377411][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.377447][ T32] 1d20: aecc2000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.377503][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.377610][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.377650][ T32] r5:80070013 r4:80239bb0 [ 894.377673][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.377760][ T32] r4:82ac21e4 [ 894.377820][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.377872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.377927][ T32] r4:dffe1dc0 [ 894.377950][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.378012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.378075][ T32] r4:00000000 [ 894.378135][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.378193][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.378252][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.378303][ T32] r5:00001000 r4:dfa13000 [ 894.378348][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.378425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.378566][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.378626][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.378717][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.401759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.401899][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.401932][ T32] r4:84e0be80 [ 894.401988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.402048][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.402074][ T32] r4:00000001 [ 894.402095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.402136][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.402204][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.402241][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.402270][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.402302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.402341][ T32] r4:84d87ac0 [ 894.402413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.402487][ T32] INFO: task kworker/1:706:5149 blocked for more than 471 seconds. [ 894.402525][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.402592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.402618][ T32] task:kworker/1:706 state:D stack:0 pid:5149 tgid:5149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.402713][ T32] Workqueue: events bpf_prog_free_deferred [ 894.402767][ T32] Call trace: [ 894.402823][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.402913][ T32] r10:8291a684 r9:eb6f5d84 r8:00000002 r7:60000013 r6:eb6f5d8c r5:8545a400 [ 894.402941][ T32] r4:8545a400 [ 894.402992][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.403043][ T32] r5:8545a400 r4:8291a680 [ 894.403065][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.403108][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.403156][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f5e08 [ 894.403211][ T32] r4:00000000 [ 894.403235][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.403275][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.403315][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.403361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfd780 [ 894.403384][ T32] r4:00000000 [ 894.403446][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.403503][ T32] r9:83018205 r8:8545a400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 894.403538][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.403588][ T32] r5:00001000 r4:e0135000 [ 894.403647][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.403694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.403744][ T32] r5:854bdb8c r4:854bd800 [ 894.403806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.403928][ T32] r7:ddde2d80 r6:83018200 r5:854bdb8c r4:852ff280 [ 894.403961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.404078][ T32] r10:61c88647 r9:8545a400 r8:852ff2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.404106][ T32] r4:852ff280 [ 894.404129][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.404191][ T32] r10:00000000 r9:852ff280 r8:80287e08 r7:eb625e60 r6:85363000 r5:8545a400 [ 894.404239][ T32] r4:00000001 [ 894.404281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.404325][ T32] Exception stack(0xeb6f5fb0 to 0xeb6f5ff8) [ 894.404419][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 894.404456][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.404485][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.404537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.404563][ T32] r4:84dfd740 [ 894.404910][ T32] INFO: task kworker/1:706:5149 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.404943][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.405002][ T32] Workqueue: events bpf_prog_free_deferred [ 894.405076][ T32] Call trace: [ 894.405158][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.405251][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.405311][ T32] r4:00000000 [ 894.405407][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.405497][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.405565][ T32] 1d20: af438000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.405602][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.405630][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.405655][ T32] r5:80070013 r4:80239bb0 [ 894.405676][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.405781][ T32] r4:82ac21e4 [ 894.405807][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.405856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.405881][ T32] r4:dffe1dc0 [ 894.405902][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.405971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.405999][ T32] r4:00000000 [ 894.406020][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.406083][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.406140][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.406224][ T32] r5:00001000 r4:dfa13000 [ 894.406279][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.406327][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.406373][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.406394][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.406450][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.406474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.406541][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.406570][ T32] r4:84e0be80 [ 894.406592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.406685][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.406741][ T32] r4:00000001 [ 894.406779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.406861][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.406895][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.406926][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.406985][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.407020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.407077][ T32] r4:84d87ac0 [ 894.407131][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.407160][ T32] INFO: task kworker/1:707:5153 blocked for more than 471 seconds. [ 894.407190][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.407248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.407273][ T32] task:kworker/1:707 state:D stack:0 pid:5153 tgid:5153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.407358][ T32] Workqueue: events bpf_prog_free_deferred [ 894.407441][ T32] Call trace: [ 894.407537][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.407625][ T32] r10:8291a684 r9:eb6bdd84 r8:00000002 r7:60000013 r6:eb6bdd8c r5:8545b000 [ 894.407653][ T32] r4:8545b000 [ 894.407676][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.407746][ T32] r5:8545b000 r4:8291a680 [ 894.407771][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.407848][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.407930][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6bde08 [ 894.407957][ T32] r4:00000000 [ 894.407978][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.408017][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.408083][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.408147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfd940 [ 894.408174][ T32] r4:00000000 [ 894.408196][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.408276][ T32] r9:83018205 r8:8545b000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 894.408302][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.408348][ T32] r5:00001000 r4:eabdd000 [ 894.408387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.408466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.408516][ T32] r5:854bdf8c r4:854bdc00 [ 894.408537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.408587][ T32] r7:ddde2d80 r6:83018200 r5:854bdf8c r4:852ff300 [ 894.408608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.408658][ T32] r10:61c88647 r9:8545b000 r8:852ff32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.408682][ T32] r4:852ff300 [ 894.408743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.419144][ T32] r10:00000000 r9:852ff300 r8:80287e08 r7:eb625e60 r6:85363180 r5:8545b000 [ 894.419195][ T32] r4:00000001 [ 894.419220][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.419281][ T32] Exception stack(0xeb6bdfb0 to 0xeb6bdff8) [ 894.419348][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.419385][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.419454][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.419524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.419552][ T32] r4:84dfd900 [ 894.419937][ T32] INFO: task kworker/1:707:5153 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.420016][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.420130][ T32] Workqueue: events bpf_prog_free_deferred [ 894.420186][ T32] Call trace: [ 894.420354][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.420436][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.420561][ T32] r4:00000000 [ 894.420620][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.420691][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.420748][ T32] 1d20: af62a000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.420809][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.420860][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.420917][ T32] r5:80070013 r4:80239bb0 [ 894.420967][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.421072][ T32] r4:82ac21e4 [ 894.421134][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.421550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.421630][ T32] r4:dffe1dc0 [ 894.421675][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.421756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.421790][ T32] r4:00000000 [ 894.421816][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.421881][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.421911][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.422146][ T32] r5:00001000 r4:dfa13000 [ 894.422184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.422315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.422462][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.422507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.422773][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.422814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.422873][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.422897][ T32] r4:84e0be80 [ 894.422917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.423316][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.423488][ T32] r4:00000001 ** 3 printk messages dropped ** [ 894.426319][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 894.426773][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 894.428839][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 894.472189][ T32] r4:00000000 ** 5 printk messages dropped ** [ 894.474073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 894.474935][ T32] r10:61c88647 r9:8545bc00 r8:8536322c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 894.478721][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 894.506004][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 894.506876][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 894.507290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 894.508207][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 4 printk messages dropped ** [ 894.508603][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 5 printk messages dropped ** [ 894.520293][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.520381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.520447][ T32] r4:84d87ac0 [ 894.520515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.520600][ T32] INFO: task kworker/1:708:5156 blocked for more than 471 seconds. [ 894.520683][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.520742][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.520795][ T32] task:kworker/1:708 state:D stack:0 pid:5156 tgid:5156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.520926][ T32] Workqueue: events bpf_prog_free_deferred [ 894.521048][ T32] Call trace: [ 894.521192][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.521315][ T32] r10:8291a684 r9:eb705d84 r8:00000002 r7:60000113 r6:eb705d8c r5:8545d400 [ 894.521395][ T32] r4:8545d400 [ 894.521463][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.521580][ T32] r5:8545d400 r4:8291a680 [ 894.521633][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.521732][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.521839][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb705e08 [ 894.521899][ T32] r4:00000000 [ 894.521989][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.522079][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.522194][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.522314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfdac0 [ 894.522370][ T32] r4:00000000 [ 894.522426][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.522539][ T32] r9:83018205 r8:8545d400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 894.522592][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.522689][ T32] r5:00001000 r4:eadc3000 [ 894.522740][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.522834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.522935][ T32] r5:854be78c r4:854be400 [ 894.522988][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.523097][ T32] r7:ddde2d80 r6:83018200 r5:854be78c r4:852ff380 [ 894.523169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.523288][ T32] r10:61c88647 r9:8545d400 r8:852ff3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.523393][ T32] r4:852ff380 [ 894.523473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.523586][ T32] r10:00000000 r9:852ff380 r8:80287e08 r7:eb625e60 r6:85363100 r5:8545d400 [ 894.523642][ T32] r4:00000001 [ 894.523717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.523809][ T32] Exception stack(0xeb705fb0 to 0xeb705ff8) [ 894.523904][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 894.524004][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.524098][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.524221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.524307][ T32] r4:84dfd740 [ 894.524985][ T32] INFO: task kworker/1:708:5156 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.525065][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.525245][ T32] Workqueue: events bpf_prog_free_deferred [ 894.525387][ T32] Call trace: [ 894.525500][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.525651][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.525760][ T32] r4:00000000 [ 894.525815][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.525906][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.525975][ T32] 1d20: b00c3000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.526046][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.526107][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.526183][ T32] r5:80070013 r4:80239bb0 [ 894.526241][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.526339][ T32] r4:82ac21e4 [ 894.526387][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.526501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.526556][ T32] r4:dffe1dc0 [ 894.526603][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 894.527143][ T32] r5:00001000 r4:dfa13000 ** 6 printk messages dropped ** [ 894.527714][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 894.528353][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 894.551378][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 894.552097][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 894.552805][ T32] r4:00000000 ** 6 printk messages dropped ** [ 894.553481][ T32] r5:854bf38c r4:854bf000 ** 1 printk messages dropped ** [ 894.553660][ T32] r7:ddde2d80 r6:83018200 r5:854bf38c r4:852ff100 ** 4 printk messages dropped ** [ 894.554139][ T32] r10:00000000 r9:852ff100 r8:80287e08 r7:eb705e60 r6:85363280 r5:8545c800 ** 5 printk messages dropped ** [ 894.554560][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 894.556011][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 5 printk messages dropped ** [ 894.556471][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 894.557280][ T32] r4:00000000 ** 5 printk messages dropped ** [ 894.557811][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 894.558252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.558365][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.558452][ T32] r4:84e0be80 [ 894.558530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.558673][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.592356][ T32] r4:00000001 [ 894.592642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.592720][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.592760][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.592794][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.592824][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.592857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.592936][ T32] r4:84d87ac0 [ 894.592995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.593099][ T32] INFO: task kworker/1:710:5160 blocked for more than 471 seconds. [ 894.593140][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.593223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.593252][ T32] task:kworker/1:710 state:D stack:0 pid:5160 tgid:5160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.593446][ T32] Workqueue: events bpf_prog_free_deferred [ 894.593511][ T32] Call trace: [ 894.593545][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.593602][ T32] r10:8291a684 r9:eb715d84 r8:00000002 r7:60000013 r6:eb715d8c r5:8545e000 [ 894.593628][ T32] r4:8545e000 [ 894.593650][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.593723][ T32] r5:8545e000 r4:8291a680 [ 894.593805][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.593855][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.593904][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb715e08 [ 894.593929][ T32] r4:00000000 [ 894.593950][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.594015][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.594096][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.594156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfdc80 [ 894.594183][ T32] r4:00000000 [ 894.594231][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.594288][ T32] r9:83018205 r8:8545e000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 894.594343][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.594511][ T32] r5:00001000 r4:eaf9d000 [ 894.594555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.594604][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.594652][ T32] r5:854beb8c r4:854be800 [ 894.594675][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.594740][ T32] r7:ddde2d80 r6:83018200 r5:854beb8c r4:852ff480 [ 894.594768][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.594822][ T32] r10:61c88647 r9:8545e000 r8:852ff4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.594846][ T32] r4:852ff480 [ 894.594867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.594917][ T32] r10:00000000 r9:852ff480 r8:80287e08 r7:eb711e60 r6:85363300 r5:8545e000 [ 894.594940][ T32] r4:00000001 [ 894.594991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.595174][ T32] Exception stack(0xeb715fb0 to 0xeb715ff8) [ 894.595208][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 894.595243][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.595273][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.595306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.595348][ T32] r4:84dfdbc0 [ 894.595767][ T32] INFO: task kworker/1:710:5160 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.595813][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.596056][ T32] Workqueue: events bpf_prog_free_deferred [ 894.596109][ T32] Call trace: [ 894.596179][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.596244][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.596325][ T32] r4:00000000 [ 894.596356][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.596611][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.596693][ T32] 1d20: b0551000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.596730][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.596846][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.596876][ T32] r5:80070013 r4:80239bb0 [ 894.596928][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.596976][ T32] r4:82ac21e4 [ 894.597046][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.597125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.597170][ T32] r4:dffe1dc0 [ 894.597250][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.597309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.597373][ T32] r4:00000000 [ 894.597409][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.597463][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.597487][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.597561][ T32] r5:00001000 r4:dfa13000 [ 894.597588][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.597632][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.597679][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.597756][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.597813][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.597843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.597927][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.597956][ T32] r4:84e0be80 [ 894.597977][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.598030][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.598054][ T32] r4:00000001 [ 894.598075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.598114][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.598144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.598174][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 894.598290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.598321][ T32] r4:84d87ac0 [ 894.598371][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.598433][ T32] INFO: task kworker/1:711:5161 blocked for more than 471 seconds. [ 894.598470][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.598496][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.598519][ T32] task:kworker/1:711 state:D stack:0 pid:5161 tgid:5161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.598592][ T32] Workqueue: events bpf_prog_free_deferred [ 894.598640][ T32] Call trace: [ 894.598673][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.611962][ T32] r10:8291a684 r9:eb6c1d84 r8:00000002 r7:60000113 r6:eb6c1d8c r5:85501800 [ 894.612072][ T32] r4:85501800 [ 894.612099][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.612170][ T32] r5:85501800 r4:8291a680 [ 894.612194][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.612238][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.612341][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c1e08 [ 894.612416][ T32] r4:00000000 [ 894.612445][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.612513][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.612649][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.612702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dfde00 [ 894.612727][ T32] r4:00000000 [ 894.612748][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.612801][ T32] r9:83018205 r8:85501800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 894.612826][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.612875][ T32] r5:00001000 r4:eafff000 ** 2 printk messages dropped ** [ 894.613028][ T32] r5:854bef8c r4:854bec00 [ 894.613054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 894.613234][ T32] r10:61c88647 r9:85501800 r8:852ff42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 894.613780][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 894.614501][ T32] Call trace: ** 4 printk messages dropped ** [ 894.614778][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 894.615095][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 894.615214][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 894.615691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 894.616103][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 8 printk messages dropped ** [ 894.616579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 894.617045][ T32] r10:8291a684 r9:eb70dd84 r8:00000002 r7:60000113 r6:eb70dd8c r5:85502400 ** 7 printk messages dropped ** [ 894.617290][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.617327][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.617485][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.617541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85464200 [ 894.617620][ T32] r4:00000000 [ 894.617675][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.617729][ T32] r9:83018205 r8:85502400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 894.617752][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.617798][ T32] r5:00001000 r4:eb1e1000 [ 894.617846][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.617894][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.617941][ T32] r5:854bf78c r4:854bf400 [ 894.617991][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.618045][ T32] r7:ddde2d80 r6:83018200 r5:854bf78c r4:852ff200 [ 894.618138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.618198][ T32] r10:61c88647 r9:85502400 r8:852ff22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.618222][ T32] r4:852ff200 [ 894.618281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.618337][ T32] r10:00000000 r9:852ff200 r8:80287e08 r7:eb711e60 r6:852ff600 r5:85502400 [ 894.618361][ T32] r4:00000001 [ 894.618402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.618446][ T32] Exception stack(0xeb70dfb0 to 0xeb70dff8) [ 894.618477][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.618509][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.618565][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.618603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.618684][ T32] r4:85464680 [ 894.641557][ T32] INFO: task kworker/1:712:5164 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.641666][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.641798][ T32] Workqueue: events bpf_prog_free_deferred [ 894.641879][ T32] Call trace: [ 894.641935][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.642005][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.642063][ T32] r4:00000000 [ 894.642089][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.642136][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.642192][ T32] 1d20: b0c0c000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.642252][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.642284][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.642311][ T32] r5:80070013 r4:80239bb0 [ 894.642332][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.642384][ T32] r4:82ac21e4 [ 894.642407][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.642476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.642510][ T32] r4:dffe1dc0 [ 894.642532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.642611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.642638][ T32] r4:00000000 [ 894.642681][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.642761][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.642810][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.642860][ T32] r5:00001000 r4:dfa13000 [ 894.642881][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.642946][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.643019][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.643044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.643097][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.643146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.643203][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.643227][ T32] r4:84e0be80 ** 1 printk messages dropped ** [ 894.643326][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 894.643581][ T32] r4:84d87ac0 ** 4 printk messages dropped ** [ 894.643775][ T32] task:kworker/1:713 state:D stack:0 pid:5166 tgid:5166 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 894.644342][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb701e08 ** 7 printk messages dropped ** [ 894.644653][ T32] r9:83018205 r8:85503c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 4 printk messages dropped ** [ 894.644889][ T32] r5:854bfb8c r4:854bf800 ** 3 printk messages dropped ** [ 894.645054][ T32] r10:61c88647 r9:85503c00 r8:852ff6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 894.645532][ T32] r4:85464680 [ 894.645788][ T32] INFO: task kworker/1:713:5166 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.645843][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.645944][ T32] Workqueue: events bpf_prog_free_deferred [ 894.646015][ T32] Call trace: [ 894.646068][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.646164][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.646194][ T32] r4:00000000 [ 894.646216][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.646260][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.646291][ T32] 1d20: b0c0c000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.646333][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.646388][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.646419][ T32] r5:80070013 r4:80239bb0 [ 894.646440][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.646485][ T32] r4:82ac21e4 [ 894.646505][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.646551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.646575][ T32] r4:dffe1dc0 [ 894.646595][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.646652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.646699][ T32] r4:00000000 [ 894.646724][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.646832][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.646880][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.646930][ T32] r5:00001000 r4:dfa13000 [ 894.646951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.647016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.647089][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.647136][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.647215][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.647242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.647295][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.647329][ T32] r4:84e0be80 [ 894.647352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.647411][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.647456][ T32] r4:00000001 [ 894.647480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.647547][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.647608][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.647642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.647703][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.647739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.647764][ T32] r4:84d87ac0 [ 894.647805][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 894.647891][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 894.648416][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb71de08 ** 6 printk messages dropped ** [ 894.665578][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 894.665958][ T32] r5:8536438c r4:85364000 [ 894.665990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 894.666195][ T32] r4:852ff700 ** 4 printk messages dropped ** [ 894.666412][ T32] Exception stack(0xeb71dfb0 to 0xeb71dff8) ** 6 printk messages dropped ** [ 894.667055][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 894.667873][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 894.668532][ T32] r4:dffe1dc0 ** 3 printk messages dropped ** [ 894.682600][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 894.683251][ T32] r5:85ef9f8c r4:85ef9c00 ** 1 printk messages dropped ** [ 894.683434][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 3 printk messages dropped ** [ 894.683742][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 894.683926][ T32] r4:00000001 ** 1 printk messages dropped ** [ 894.684062][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 2 printk messages dropped ** [ 894.684298][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 894.684578][ T32] INFO: task kworker/1:715:5170 blocked for more than 471 seconds. [ 894.684649][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.684711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.684765][ T32] task:kworker/1:715 state:D stack:0 pid:5170 tgid:5170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.684892][ T32] Workqueue: events bpf_prog_free_deferred [ 894.685005][ T32] Call trace: [ 894.685108][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.685247][ T32] r10:8291a684 r9:eb729d84 r8:00000002 r7:60000013 r6:eb729d8c r5:85505400 [ 894.685286][ T32] r4:85505400 [ 894.685310][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.685421][ T32] r5:85505400 r4:8291a680 [ 894.685474][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.685532][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.685580][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb729e08 [ 894.685626][ T32] r4:00000000 [ 894.685654][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.685694][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.685755][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.685833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85383140 [ 894.685883][ T32] r4:00000000 [ 894.685909][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.685961][ T32] r9:83018205 r8:85505400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 894.685984][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.686040][ T32] r5:00001000 r4:eb223000 [ 894.686069][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.686118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.686190][ T32] r5:854bff8c r4:854bfc00 [ 894.686219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.686273][ T32] r7:ddde2d80 r6:83018200 r5:854bff8c r4:852ff880 [ 894.686295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.686383][ T32] r10:61c88647 r9:85505400 r8:852ff8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.686415][ T32] r4:852ff880 [ 894.686459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.686519][ T32] r10:00000000 r9:852ff880 r8:80287e08 r7:eb71de60 r6:852ff980 r5:85505400 [ 894.686544][ T32] r4:00000001 [ 894.686564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.686604][ T32] Exception stack(0xeb729fb0 to 0xeb729ff8) [ 894.686634][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 894.686668][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.686697][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.686729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.686774][ T32] r4:85383100 [ 894.687142][ T32] INFO: task kworker/1:715:5170 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.687180][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.687243][ T32] Workqueue: events bpf_prog_free_deferred [ 894.687319][ T32] Call trace: [ 894.687355][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.687421][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.687478][ T32] r4:00000000 [ 894.687539][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.687588][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.687643][ T32] 1d20: b11df000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.687699][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.687731][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.687757][ T32] r5:80070013 r4:80239bb0 [ 894.687801][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.687879][ T32] r4:82ac21e4 [ 894.687905][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.687979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.688036][ T32] r4:dffe1dc0 [ 894.688103][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.688210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.688268][ T32] r4:00000000 [ 894.688327][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.688447][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.688503][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.688604][ T32] r5:00001000 r4:dfa13000 [ 894.688689][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.709702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.709876][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.709930][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.710039][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.710214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.710340][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.710401][ T32] r4:84e0be80 [ 894.710448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.710578][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.710650][ T32] r4:00000001 [ 894.710718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.710833][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.710931][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.711005][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.711093][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.711175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.711243][ T32] r4:84d87ac0 [ 894.711318][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.711420][ T32] INFO: task kworker/1:716:5171 blocked for more than 471 seconds. [ 894.711497][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.711570][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.711651][ T32] task:kworker/1:716 state:D stack:0 pid:5171 tgid:5171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.711797][ T32] Workqueue: events bpf_prog_free_deferred [ 894.711919][ T32] Call trace: [ 894.712081][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.712208][ T32] r10:8291a684 r9:eb721d84 r8:00000002 r7:60000013 r6:eb721d8c r5:85506000 [ 894.712271][ T32] r4:85506000 [ 894.712334][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.712475][ T32] r5:85506000 r4:8291a680 [ 894.712542][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.712632][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.712732][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb721e08 [ 894.712788][ T32] r4:00000000 [ 894.712850][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.712938][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.713026][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.713140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85383500 [ 894.713225][ T32] r4:00000000 [ 894.713359][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.713547][ T32] r9:83018205 r8:85506000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 894.713608][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.713704][ T32] r5:00001000 r4:eb26f000 [ 894.713767][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.713907][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.714013][ T32] r5:8536478c r4:85364400 [ 894.714085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.714204][ T32] r7:ddde2d80 r6:83018200 r5:8536478c r4:852ff780 [ 894.714256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.714365][ T32] r10:61c88647 r9:85506000 r8:852ff7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.714428][ T32] r4:852ff780 [ 894.714541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.714685][ T32] r10:00000000 r9:852ff780 r8:80287e08 r7:eb71de60 r6:852ff900 r5:85506000 [ 894.714760][ T32] r4:00000001 [ 894.714817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.714905][ T32] Exception stack(0xeb721fb0 to 0xeb721ff8) [ 894.715007][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.715088][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.715175][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.715306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.715388][ T32] r4:85383100 [ 894.716025][ T32] INFO: task kworker/1:716:5171 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.716114][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.716298][ T32] Workqueue: events bpf_prog_free_deferred [ 894.716405][ T32] Call trace: [ 894.716486][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.716614][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.716671][ T32] r4:00000000 [ 894.716720][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.716814][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.716901][ T32] 1d20: b15ce000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.716971][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.717062][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.717159][ T32] r5:80070013 r4:80239bb0 [ 894.717216][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.717317][ T32] r4:82ac21e4 [ 894.717426][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.717537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.717599][ T32] r4:dffe1dc0 [ 894.717655][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.717843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.717974][ T32] r4:00000000 [ 894.718038][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.718143][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.718190][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.718280][ T32] r5:00001000 r4:dfa13000 [ 894.718359][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.718471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.718572][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.718624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.743033][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.743129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.743279][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.743358][ T32] r4:84e0be80 [ 894.743437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.743582][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.743643][ T32] r4:00000001 [ 894.743746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.743852][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.743930][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.744004][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.744074][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.744147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.744206][ T32] r4:84d87ac0 [ 894.744261][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.744328][ T32] INFO: task kworker/1:717:5174 blocked for more than 471 seconds. [ 894.744409][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.744469][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.744534][ T32] task:kworker/1:717 state:D stack:0 pid:5174 tgid:5174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.744659][ T32] Workqueue: events bpf_prog_free_deferred [ 894.744793][ T32] Call trace: [ 894.744879][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.745017][ T32] r10:8291a684 r9:eb72dd84 r8:00000002 r7:60000113 r6:eb72dd8c r5:85506c00 [ 894.745079][ T32] r4:85506c00 [ 894.745171][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.745352][ T32] r5:85506c00 r4:8291a680 [ 894.745451][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.745554][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.745680][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb72de08 [ 894.745741][ T32] r4:00000000 [ 894.745792][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.745891][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.745988][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.746094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85383580 [ 894.746205][ T32] r4:00000000 [ 894.746263][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.746376][ T32] r9:83018205 r8:85506c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 894.746471][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.746603][ T32] r5:00001000 r4:eb28d000 [ 894.746664][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.746770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.746886][ T32] r5:85364b8c r4:85364800 [ 894.746937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.747048][ T32] r7:ddde2d80 r6:83018200 r5:85364b8c r4:852ffa00 [ 894.747102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.747216][ T32] r10:61c88647 r9:85506c00 r8:852ffa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.747271][ T32] r4:852ffa00 [ 894.747323][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.747485][ T32] r10:00000000 r9:852ffa00 r8:80287e08 r7:eb721e60 r6:852ffb00 r5:85506c00 [ 894.747568][ T32] r4:00000001 [ 894.747625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.747713][ T32] Exception stack(0xeb72dfb0 to 0xeb72dff8) [ 894.747785][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.747911][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.748001][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.748089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.748149][ T32] r4:853834c0 [ 894.759457][ T32] INFO: task kworker/1:717:5174 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.759651][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.759874][ T32] Workqueue: events bpf_prog_free_deferred [ 894.760013][ T32] Call trace: [ 894.760092][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.760230][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.760293][ T32] r4:00000000 [ 894.760348][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.760459][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.760538][ T32] 1d20: b187b000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.760616][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.760717][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.760800][ T32] r5:80070013 r4:80239bb0 [ 894.760856][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.760966][ T32] r4:82ac21e4 [ 894.761015][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.761137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.761200][ T32] r4:dffe1dc0 [ 894.761249][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.761388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.761458][ T32] r4:00000000 [ 894.761510][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.761625][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.761681][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.761847][ T32] r5:00001000 r4:dfa13000 [ 894.761966][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.762100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.762294][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.762357][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.762485][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.762541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.762658][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.762718][ T32] r4:84e0be80 [ 894.762771][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.762889][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.762948][ T32] r4:00000001 [ 894.763001][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.763092][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.763163][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.763231][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.763301][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.763396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.763464][ T32] r4:84d87ac0 [ 894.763573][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.763655][ T32] INFO: task kworker/1:718:5176 blocked for more than 471 seconds. [ 894.763735][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.763809][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.763881][ T32] task:kworker/1:718 state:D stack:0 pid:5176 tgid:5176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.764095][ T32] Workqueue: events bpf_prog_free_deferred [ 894.764205][ T32] Call trace: [ 894.764298][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.764428][ T32] r10:8291a684 r9:eb739d84 r8:00000002 r7:60000013 r6:eb739d8c r5:85458000 [ 894.764487][ T32] r4:85458000 [ 894.764603][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.764725][ T32] r5:85458000 r4:8291a680 [ 894.764776][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.764876][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.764986][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb739e08 [ 894.765044][ T32] r4:00000000 [ 894.765094][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.765186][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.765285][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.765444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85383780 [ 894.765529][ T32] r4:00000000 [ 894.765589][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.765705][ T32] r9:83018205 r8:85458000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 894.765760][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.765866][ T32] r5:00001000 r4:eb2bb000 [ 894.765929][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.766047][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.766183][ T32] r5:85364f8c r4:85364c00 [ 894.766240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.766367][ T32] r7:ddde2d80 r6:83018200 r5:85364f8c r4:852ffb80 [ 894.766459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.766587][ T32] r10:61c88647 r9:85458000 r8:852ffbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.766644][ T32] r4:852ffb80 [ 894.766694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.766803][ T32] r10:00000000 r9:852ffb80 r8:80287e08 r7:eb72de60 r6:85363380 r5:85458000 [ 894.766856][ T32] r4:00000001 [ 894.766905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.767015][ T32] Exception stack(0xeb739fb0 to 0xeb739ff8) [ 894.767092][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 894.767164][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.767275][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.767358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.767425][ T32] r4:853835c0 [ 894.768011][ T32] INFO: task kworker/1:718:5176 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.768093][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.768219][ T32] Workqueue: events bpf_prog_free_deferred [ 894.768340][ T32] Call trace: [ 894.768443][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.768562][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.768632][ T32] r4:00000000 [ 894.768678][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.799707][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.799833][ T32] 1d20: b1ca2000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.799910][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.799975][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.800041][ T32] r5:80070013 r4:80239bb0 [ 894.800096][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.800255][ T32] r4:82ac21e4 [ 894.800315][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.800462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.800526][ T32] r4:dffe1dc0 [ 894.800580][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.800688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.800776][ T32] r4:00000000 [ 894.800865][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.800987][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.801041][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.801169][ T32] r5:00001000 r4:dfa13000 [ 894.801222][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.801313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.801447][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.801496][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.801605][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.801704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.801839][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.801897][ T32] r4:84e0be80 [ 894.801948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.802064][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.802123][ T32] r4:00000001 [ 894.802199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.802301][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.802394][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.802475][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.802565][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.802671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.802757][ T32] r4:84d87ac0 [ 894.802840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.802917][ T32] INFO: task kworker/1:719:5178 blocked for more than 471 seconds. [ 894.803005][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.803068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.803123][ T32] task:kworker/1:719 state:D stack:0 pid:5178 tgid:5178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.803258][ T32] Workqueue: events bpf_prog_free_deferred [ 894.803439][ T32] Call trace: [ 894.803592][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.803718][ T32] r10:8291a684 r9:eb741d84 r8:00000002 r7:60000113 r6:eb741d8c r5:83878000 [ 894.803779][ T32] r4:83878000 [ 894.803830][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.803932][ T32] r5:83878000 r4:8291a680 [ 894.803994][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.804092][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.804201][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb741e08 [ 894.804258][ T32] r4:00000000 [ 894.804308][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.804407][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.804516][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.804635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85383900 [ 894.804721][ T32] r4:00000000 [ 894.804780][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.804909][ T32] r9:83018205 r8:83878000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 894.804973][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.805081][ T32] r5:00001000 r4:eb3db000 [ 894.805149][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.805256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.805431][ T32] r5:8536538c r4:85365000 [ 894.805534][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.805657][ T32] r7:ddde2d80 r6:83018200 r5:8536538c r4:852ffa80 [ 894.805712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.805822][ T32] r10:61c88647 r9:83878000 r8:852ffaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.805876][ T32] r4:852ffa80 [ 894.805924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.806019][ T32] r10:00000000 r9:852ffa80 r8:80287e08 r7:eb739e60 r6:85363400 r5:83878000 [ 894.806071][ T32] r4:00000001 [ 894.806114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.806227][ T32] Exception stack(0xeb741fb0 to 0xeb741ff8) [ 894.806308][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.806389][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.806473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.806555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.806607][ T32] r4:85383740 [ 894.807250][ T32] INFO: task kworker/1:719:5178 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.807359][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.807539][ T32] Workqueue: events bpf_prog_free_deferred [ 894.807638][ T32] Call trace: [ 894.807740][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.807859][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.807927][ T32] r4:00000000 [ 894.807979][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.808065][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.808180][ T32] 1d20: b1ca2000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.808271][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.808334][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.808408][ T32] r5:80070013 r4:80239bb0 [ 894.808470][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.808576][ T32] r4:82ac21e4 [ 894.808627][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.839538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.839717][ T32] r4:dffe1dc0 [ 894.839805][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.840059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.840119][ T32] r4:00000000 [ 894.840199][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.840316][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.840371][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.840518][ T32] r5:00001000 r4:dfa13000 [ 894.840577][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.840705][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.840845][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.840914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.841021][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.841115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.841232][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.841285][ T32] r4:84e0be80 [ 894.841358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.841473][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.841525][ T32] r4:00000001 [ 894.841681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.841790][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.841860][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.841953][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.842104][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.842239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.842303][ T32] r4:84d87ac0 [ 894.842361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.842460][ T32] INFO: task kworker/1:720:5180 blocked for more than 471 seconds. [ 894.842557][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.842646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.842711][ T32] task:kworker/1:720 state:D stack:0 pid:5180 tgid:5180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.842836][ T32] Workqueue: events bpf_prog_free_deferred [ 894.842937][ T32] Call trace: [ 894.843014][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.843181][ T32] r10:8291a684 r9:eb749d84 r8:00000002 r7:60000013 r6:eb749d8c r5:83879800 [ 894.843302][ T32] r4:83879800 [ 894.843400][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.843507][ T32] r5:83879800 r4:8291a680 [ 894.843558][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.843647][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.843748][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb749e08 [ 894.843821][ T32] r4:00000000 [ 894.843891][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.843998][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.844089][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.844181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85383d00 [ 894.844235][ T32] r4:00000000 [ 894.844303][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.844421][ T32] r9:83018205 r8:83879800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 894.844499][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.844621][ T32] r5:00001000 r4:eb447000 [ 894.844675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.844782][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.844887][ T32] r5:85365f8c r4:85365c00 [ 894.844944][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.845096][ T32] r7:ddde2d80 r6:83018200 r5:85365f8c r4:852ffd00 [ 894.845157][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.845270][ T32] r10:61c88647 r9:83879800 r8:852ffd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.845384][ T32] r4:852ffd00 [ 894.845432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.845510][ T32] r10:00000000 r9:852ffd00 r8:80287e08 r7:eb741e60 r6:85363480 r5:83879800 [ 894.845568][ T32] r4:00000001 [ 894.845614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.845658][ T32] Exception stack(0xeb749fb0 to 0xeb749ff8) [ 894.845700][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 894.845734][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.845786][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.845821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.845862][ T32] r4:853838c0 [ 894.846230][ T32] INFO: task kworker/1:720:5180 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.846266][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.846331][ T32] Workqueue: events bpf_prog_free_deferred [ 894.846430][ T32] Call trace: [ 894.846484][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.846570][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.846598][ T32] r4:00000000 [ 894.846619][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.846663][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.846704][ T32] 1d20: b219f000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.846762][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.846798][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.846824][ T32] r5:80070013 r4:80239bb0 [ 894.846876][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.846925][ T32] r4:82ac21e4 [ 894.846948][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.847004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.847032][ T32] r4:dffe1dc0 [ 894.847075][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.847149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.847189][ T32] r4:00000000 [ 894.847213][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.847263][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.847285][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.847354][ T32] r5:00001000 r4:dfa13000 [ 894.847384][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.847451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.847522][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.847545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.847605][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.847683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.847803][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.847856][ T32] r4:84e0be80 [ 894.847903][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.848012][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.848064][ T32] r4:00000001 [ 894.848110][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.848192][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.848252][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.848320][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.848424][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.848514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.848567][ T32] r4:84d87ac0 [ 894.848618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.848678][ T32] INFO: task kworker/1:721:5182 blocked for more than 471 seconds. [ 894.872802][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.872967][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.873039][ T32] task:kworker/1:721 state:D stack:0 pid:5182 tgid:5182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.873211][ T32] Workqueue: events bpf_prog_free_deferred [ 894.873376][ T32] Call trace: [ 894.873491][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.873660][ T32] r10:8291a684 r9:eb751d84 r8:00000002 r7:60000113 r6:eb751d8c r5:8387b000 [ 894.873735][ T32] r4:8387b000 [ 894.873803][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.873931][ T32] r5:8387b000 r4:8291a680 [ 894.874048][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.874169][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.874282][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 [ 894.874340][ T32] r4:00000000 [ 894.874396][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.874488][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.874580][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.874700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85383a40 [ 894.874762][ T32] r4:00000000 [ 894.874817][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.874938][ T32] r9:83018205 r8:8387b000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 894.875015][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.875127][ T32] r5:00001000 r4:eb3fd000 [ 894.875200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.875302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.875413][ T32] r5:8536578c r4:85365400 [ 894.875464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.875579][ T32] r7:ddde2d80 r6:83018200 r5:8536578c r4:852ffd80 [ 894.875710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.875848][ T32] r10:61c88647 r9:8387b000 r8:852ffdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.875909][ T32] r4:852ffd80 [ 894.875962][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.876115][ T32] r10:00000000 r9:852ffd80 r8:80287e08 r7:eb749e60 r6:85363500 r5:8387b000 [ 894.876244][ T32] r4:00000001 [ 894.876351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.876557][ T32] Exception stack(0xeb751fb0 to 0xeb751ff8) [ 894.876638][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.876711][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.876781][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.876855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.876913][ T32] r4:853838c0 [ 894.877587][ T32] INFO: task kworker/1:721:5182 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.877703][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.877866][ T32] Workqueue: events bpf_prog_free_deferred [ 894.877981][ T32] Call trace: [ 894.878049][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.878160][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.878215][ T32] r4:00000000 [ 894.878279][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.878391][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.878464][ T32] 1d20: b2347000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.878536][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.878594][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.878653][ T32] r5:80070013 r4:80239bb0 [ 894.878702][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.894218][ T32] r4:82ac21e4 [ 894.894315][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.894472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.894532][ T32] r4:dffe1dc0 [ 894.894584][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.894695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.894754][ T32] r4:00000000 [ 894.894824][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.894950][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.895006][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.895116][ T32] r5:00001000 r4:dfa13000 [ 894.895187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.895287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.895418][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.895475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.895599][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.895655][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.895768][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.895843][ T32] r4:84e0be80 [ 894.895904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.896023][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.896105][ T32] r4:00000001 [ 894.896193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.896343][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.896445][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.896517][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.896590][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.896724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.896812][ T32] r4:84d87ac0 [ 894.896896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.896970][ T32] INFO: task kworker/1:722:5183 blocked for more than 471 seconds. [ 894.897059][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.897148][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.897277][ T32] task:kworker/1:722 state:D stack:0 pid:5183 tgid:5183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.897451][ T32] Workqueue: events bpf_prog_free_deferred [ 894.897556][ T32] Call trace: [ 894.897635][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.897750][ T32] r10:8291a684 r9:eb755d84 r8:00000002 r7:60000113 r6:eb755d8c r5:83878c00 [ 894.897806][ T32] r4:83878c00 [ 894.897899][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.897999][ T32] r5:83878c00 r4:8291a680 [ 894.898050][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.898136][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.898230][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb755e08 [ 894.898279][ T32] r4:00000000 [ 894.898325][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.898412][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.898496][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.898659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85383bc0 [ 894.911914][ T32] r4:00000000 [ 894.912014][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.912101][ T32] r9:83018205 r8:83878c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 894.912128][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.912185][ T32] r5:00001000 r4:eb435000 [ 894.912207][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.912250][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.912296][ T32] r5:85365b8c r4:85365800 [ 894.912329][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.912391][ T32] r7:ddde2d80 r6:83018200 r5:85365b8c r4:852ffe00 [ 894.912429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.912486][ T32] r10:61c88647 r9:83878c00 r8:852ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.912510][ T32] r4:852ffe00 [ 894.912553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.912609][ T32] r10:00000000 r9:852ffe00 r8:80287e08 r7:eb749e60 r6:85363580 r5:83878c00 [ 894.912654][ T32] r4:00000001 [ 894.912679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.912743][ T32] Exception stack(0xeb755fb0 to 0xeb755ff8) [ 894.912782][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 894.912813][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.912885][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.912921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.912946][ T32] r4:853838c0 [ 894.913289][ T32] INFO: task kworker/1:722:5183 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.913324][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.913492][ T32] Workqueue: events bpf_prog_free_deferred [ 894.913571][ T32] Call trace: [ 894.913627][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.913690][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.913737][ T32] r4:00000000 [ 894.913784][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.913830][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.913862][ T32] 1d20: b2633000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.913915][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.913971][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.914000][ T32] r5:80070013 r4:80239bb0 [ 894.914022][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.914067][ T32] r4:82ac21e4 [ 894.914104][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.914217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.914256][ T32] r4:dffe1dc0 [ 894.914278][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.914348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.914389][ T32] r4:00000000 [ 894.914414][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.914465][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.914489][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.914562][ T32] r5:00001000 r4:dfa13000 [ 894.914587][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.914633][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.914680][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.914700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.914750][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.914793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.914849][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.914873][ T32] r4:84e0be80 [ 894.914893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.914944][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.915032][ T32] r4:00000001 [ 894.915055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.915116][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.915155][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.915186][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.915214][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.915257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.915308][ T32] r4:84d87ac0 [ 894.915333][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.915363][ T32] INFO: task kworker/1:723:5187 blocked for more than 471 seconds. [ 894.915402][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.915451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.915477][ T32] task:kworker/1:723 state:D stack:0 pid:5187 tgid:5187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.915527][ T32] Workqueue: events bpf_prog_free_deferred [ 894.915596][ T32] Call trace: [ 894.915676][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.915732][ T32] r10:8291a684 r9:eb75dd84 r8:00000002 r7:60000013 r6:eb75dd8c r5:8387c800 [ 894.915756][ T32] r4:8387c800 [ 894.915801][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.915861][ T32] r5:8387c800 r4:8291a680 [ 894.915884][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.915928][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.915991][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb75de08 [ 894.916025][ T32] r4:00000000 [ 894.916055][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.916096][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.916147][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.916197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85383d80 [ 894.916230][ T32] r4:00000000 [ 894.916256][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.916307][ T32] r9:83018205 r8:8387c800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 894.916329][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.916374][ T32] r5:00001000 r4:eb477000 [ 894.916400][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.916444][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.916489][ T32] r5:8536638c r4:85366000 [ 894.916509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.916560][ T32] r7:ddde2d80 r6:83018200 r5:8536638c r4:852ffc00 [ 894.916605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.916661][ T32] r10:61c88647 r9:8387c800 r8:852ffc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.916699][ T32] r4:852ffc00 [ 894.916722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.916795][ T32] r10:00000000 r9:852ffc00 r8:80287e08 r7:eb749e60 r6:85363600 r5:8387c800 [ 894.916844][ T32] r4:00000001 [ 894.916889][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.916930][ T32] Exception stack(0xeb75dfb0 to 0xeb75dff8) [ 894.916962][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 894.916993][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.917043][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.917091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.917144][ T32] r4:85383c40 [ 894.917405][ T32] INFO: task kworker/1:723:5187 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.917449][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.917523][ T32] Workqueue: events bpf_prog_free_deferred [ 894.917567][ T32] Call trace: [ 894.917667][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.917783][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.917852][ T32] r4:00000000 [ 894.917900][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.918006][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.918093][ T32] 1d20: b2633000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.918211][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.918279][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.918336][ T32] r5:80070013 r4:80239bb0 [ 894.918391][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.918486][ T32] r4:82ac21e4 [ 894.918557][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.918665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.942279][ T32] r4:dffe1dc0 [ 894.942468][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.942634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.942697][ T32] r4:00000000 [ 894.942747][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.942857][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.942947][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.943080][ T32] r5:00001000 r4:dfa13000 [ 894.943145][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.943245][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.943358][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.943472][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.943620][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.943682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.943792][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.943847][ T32] r4:84e0be80 [ 894.943895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.944001][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.944053][ T32] r4:00000001 [ 894.944103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.944190][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.944260][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.944352][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.944441][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.944605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.944685][ T32] r4:84d87ac0 [ 894.944748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.944831][ T32] INFO: task kworker/1:724:5188 blocked for more than 471 seconds. [ 894.944925][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.945002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.945067][ T32] task:kworker/1:724 state:D stack:0 pid:5188 tgid:5188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.945253][ T32] Workqueue: events bpf_prog_free_deferred [ 894.945406][ T32] Call trace: [ 894.945511][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.945663][ T32] r10:8291a684 r9:eb761d84 r8:00000002 r7:60000113 r6:eb761d8c r5:8387d400 [ 894.945750][ T32] r4:8387d400 [ 894.945818][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.945940][ T32] r5:8387d400 r4:8291a680 [ 894.945999][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.946117][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.946234][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 [ 894.946295][ T32] r4:00000000 [ 894.946347][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.946448][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.946537][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.946714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853721c0 [ 894.946813][ T32] r4:00000000 [ 894.946907][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.947048][ T32] r9:83018205 r8:8387d400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 894.947107][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.947213][ T32] r5:00001000 r4:eb585000 [ 894.947293][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.947411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.947520][ T32] r5:85366f8c r4:85366c00 [ 894.947569][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.947685][ T32] r7:ddde2d80 r6:83018200 r5:85366f8c r4:852ffc80 [ 894.947753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.947863][ T32] r10:61c88647 r9:8387d400 r8:852ffcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.947916][ T32] r4:852ffc80 [ 894.947978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.948106][ T32] r10:00000000 r9:852ffc80 r8:80287e08 r7:eb75de60 r6:85363680 r5:8387d400 [ 894.948171][ T32] r4:00000001 [ 894.948224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.948315][ T32] Exception stack(0xeb761fb0 to 0xeb761ff8) [ 894.948422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.948503][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.948597][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.948751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.967488][ T32] r4:85383dc0 [ 894.968143][ T32] INFO: task kworker/1:724:5188 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.968250][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.968428][ T32] Workqueue: events bpf_prog_free_deferred [ 894.968570][ T32] Call trace: [ 894.968759][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.978025][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.978116][ T32] r4:00000000 [ 894.978172][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.978307][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.978413][ T32] 1d20: b29e1000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.978522][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.978595][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.978657][ T32] r5:80070013 r4:80239bb0 [ 894.978794][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.989831][ T32] r4:82ac21e4 [ 894.989938][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.990085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.990143][ T32] r4:dffe1dc0 [ 894.990213][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.990331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 894.990399][ T32] r4:00000000 [ 894.990450][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.990557][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 894.990615][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.990721][ T32] r5:00001000 r4:dfa13000 [ 894.990775][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.990879][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.990984][ T32] r5:85ef9f8c r4:85ef9c00 [ 894.991061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.991217][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 894.991282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.991427][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 894.991570][ T32] r4:84e0be80 [ 894.991632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.991750][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 894.991808][ T32] r4:00000001 [ 894.991859][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.991981][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 894.992065][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 894.992139][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.992207][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.992343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.992418][ T32] r4:84d87ac0 [ 894.992478][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 894.992607][ T32] INFO: task kworker/1:725:5189 blocked for more than 472 seconds. [ 894.992700][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 894.992789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 894.992847][ T32] task:kworker/1:725 state:D stack:0 pid:5189 tgid:5189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.993008][ T32] Workqueue: events bpf_prog_free_deferred [ 894.993109][ T32] Call trace: [ 894.993214][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 894.993362][ T32] r10:8291a684 r9:eb765d84 r8:00000002 r7:60000013 r6:eb765d8c r5:8387e000 [ 894.993430][ T32] r4:8387e000 [ 894.993510][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 894.993617][ T32] r5:8387e000 r4:8291a680 [ 894.993681][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 894.993774][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 894.993876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb765e08 [ 894.993934][ T32] r4:00000000 [ 894.993981][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 894.994087][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 894.994182][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.994314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853838c0 [ 894.994376][ T32] r4:00000000 [ 894.994433][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 894.994555][ T32] r9:83018205 r8:8387e000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 894.994647][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 894.994766][ T32] r5:00001000 r4:eb4fd000 [ 894.994817][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 894.994915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 894.995017][ T32] r5:8536678c r4:85366400 [ 894.995067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 894.995178][ T32] r7:ddde2d80 r6:83018200 r5:8536678c r4:84d5bf80 [ 894.995227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 894.995331][ T32] r10:61c88647 r9:8387e000 r8:84d5bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 894.995395][ T32] r4:84d5bf80 [ 894.995473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 894.995586][ T32] r10:00000000 r9:84d5bf80 r8:80287e08 r7:eb761e60 r6:85363700 r5:8387e000 [ 894.995655][ T32] r4:00000001 [ 894.995711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 894.995802][ T32] Exception stack(0xeb765fb0 to 0xeb765ff8) [ 894.995874][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 894.995949][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 894.996044][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 894.996141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 894.996211][ T32] r4:85383dc0 [ 894.996879][ T32] INFO: task kworker/1:725:5189 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 894.996974][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 894.997147][ T32] Workqueue: events bpf_prog_free_deferred [ 894.997284][ T32] Call trace: [ 894.997402][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 894.997530][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 894.997623][ T32] r4:00000000 [ 894.997680][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 894.997776][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 894.997843][ T32] 1d20: b2d2a000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 894.997908][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 894.997975][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 894.998036][ T32] r5:80070013 r4:80239bb0 [ 894.998085][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 894.998261][ T32] r4:82ac21e4 [ 894.998322][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 894.998433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 894.998554][ T32] r4:dffe1dc0 [ 894.998612][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 894.998746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 895.023447][ T32] r4:00000000 [ 895.023605][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.023785][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 895.023852][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.023966][ T32] r5:00001000 r4:dfa13000 [ 895.024020][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.024160][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.024270][ T32] r5:85ef9f8c r4:85ef9c00 [ 895.024322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.024446][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 895.024574][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.024693][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.024751][ T32] r4:84e0be80 [ 895.024820][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.024935][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 895.024986][ T32] r4:00000001 [ 895.025159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.025257][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 895.025327][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.025480][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.025572][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.025662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.025777][ T32] r4:84d87ac0 [ 895.025851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.025933][ T32] INFO: task kworker/1:726:5194 blocked for more than 472 seconds. [ 895.026050][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.026140][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.026227][ T32] task:kworker/1:726 state:D stack:0 pid:5194 tgid:5194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.026427][ T32] Workqueue: events bpf_prog_free_deferred [ 895.026573][ T32] Call trace: [ 895.026647][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 895.026762][ T32] r10:8291a684 r9:eb76dd84 r8:00000002 r7:60000113 r6:eb76dd8c r5:8387a400 [ 895.026859][ T32] r4:8387a400 [ 895.026923][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 895.027030][ T32] r5:8387a400 r4:8291a680 [ 895.027079][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.027177][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 895.027342][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb76de08 [ 895.027421][ T32] r4:00000000 [ 895.027470][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 895.027554][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.027646][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.027783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85372240 [ 895.027846][ T32] r4:00000000 [ 895.027897][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.028011][ T32] r9:83018205 r8:8387a400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 895.028099][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.028211][ T32] r5:00001000 r4:eb5f3000 [ 895.028278][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.028397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.028576][ T32] r5:8536738c r4:85367000 [ 895.028636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.028858][ T32] r7:ddde2d80 r6:83018200 r5:8536738c r4:84fa5f80 [ 895.050213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.050449][ T32] r10:61c88647 r9:8387a400 r8:84fa5fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 895.050519][ T32] r4:84fa5f80 [ 895.050573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.050696][ T32] r10:00000000 r9:84fa5f80 r8:80287e08 r7:eb761e60 r6:85363780 r5:8387a400 [ 895.050891][ T32] r4:00000001 [ 895.050953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.051080][ T32] Exception stack(0xeb76dfb0 to 0xeb76dff8) [ 895.051164][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.051239][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.051335][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.051418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.051470][ T32] r4:85372180 [ 895.052096][ T32] INFO: task kworker/1:726:5194 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 895.052246][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.052456][ T32] Workqueue: events bpf_prog_free_deferred [ 895.052605][ T32] Call trace: [ 895.052788][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 895.052906][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 895.052980][ T32] r4:00000000 [ 895.053065][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.053158][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 895.053220][ T32] 1d20: b3182000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 895.053285][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 895.053374][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 895.053441][ T32] r5:80070013 r4:80239bb0 [ 895.053492][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.053590][ T32] r4:82ac21e4 [ 895.053640][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.053742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 895.053819][ T32] r4:dffe1dc0 [ 895.054033][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.054427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 895.054494][ T32] r4:00000000 [ 895.054545][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.054691][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 895.054755][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.054860][ T32] r5:00001000 r4:dfa13000 [ 895.055003][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.055106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.055247][ T32] r5:85ef9f8c r4:85ef9c00 [ 895.055339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.055501][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 895.055566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.055685][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.055745][ T32] r4:84e0be80 [ 895.055832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.055958][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 895.056016][ T32] r4:00000001 [ 895.056127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.056220][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 895.056305][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.056392][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.056495][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.056579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.056639][ T32] r4:84d87ac0 [ 895.056693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.056760][ T32] INFO: task kworker/1:727:5195 blocked for more than 472 seconds. [ 895.056837][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.056897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.056944][ T32] task:kworker/1:727 state:D stack:0 pid:5195 tgid:5195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.057049][ T32] Workqueue: events bpf_prog_free_deferred [ 895.057200][ T32] Call trace: [ 895.057430][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 895.057563][ T32] r10:8291a684 r9:eb771d84 r8:00000002 r7:60000113 r6:eb771d8c r5:85503000 [ 895.057655][ T32] r4:85503000 [ 895.057858][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 895.057962][ T32] r5:85503000 r4:8291a680 [ 895.058204][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.058645][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 895.094819][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb771e08 [ 895.095051][ T32] r4:00000000 [ 895.095111][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 895.095243][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.095340][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.095456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853725c0 [ 895.095513][ T32] r4:00000000 [ 895.095566][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.095685][ T32] r9:83018205 r8:85503000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 895.095744][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.095857][ T32] r5:00001000 r4:eb611000 [ 895.095910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.096007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.096108][ T32] r5:85367b8c r4:85367800 [ 895.096167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.096308][ T32] r7:ddde2d80 r6:83018200 r5:85367b8c r4:84dfcf00 [ 895.096372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.096763][ T32] r10:61c88647 r9:85503000 r8:84dfcf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 895.096835][ T32] r4:84dfcf00 [ 895.096973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.097120][ T32] r10:00000000 r9:84dfcf00 r8:80287e08 r7:eb76de60 r6:85363800 r5:85503000 [ 895.097254][ T32] r4:00000001 [ 895.097315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.097450][ T32] Exception stack(0xeb771fb0 to 0xeb771ff8) [ 895.097528][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.097635][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.097711][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.097783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.098817][ T32] r4:85372500 [ 895.120673][ T32] INFO: task kworker/1:727:5195 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 895.120802][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.122837][ T32] Workqueue: events bpf_prog_free_deferred [ 895.122980][ T32] Call trace: [ 895.124326][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 895.124486][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 895.124550][ T32] r4:00000000 [ 895.125278][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.125441][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 895.125524][ T32] 1d20: b349c000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 895.125607][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 895.125772][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 895.125900][ T32] r5:80070013 r4:80239bb0 [ 895.125962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.126079][ T32] r4:82ac21e4 [ 895.126174][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.126302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 895.126368][ T32] r4:dffe1dc0 [ 895.126424][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.126546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 895.126607][ T32] r4:00000000 [ 895.126766][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.126897][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 895.126954][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.127059][ T32] r5:00001000 r4:dfa13000 [ 895.127111][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.127231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.127334][ T32] r5:85ef9f8c r4:85ef9c00 [ 895.127383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.127497][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 895.127551][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.127665][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.127717][ T32] r4:84e0be80 [ 895.127865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.127980][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 895.128036][ T32] r4:00000001 [ 895.128082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.128174][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 895.128278][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.128353][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.128440][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.128662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.128848][ T32] r4:84d87ac0 [ 895.149691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.149924][ T32] INFO: task kworker/0:305:5197 blocked for more than 472 seconds. [ 895.150028][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.150169][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.151127][ T32] task:kworker/0:305 state:D stack:0 pid:5197 tgid:5197 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.151289][ T32] Workqueue: events bpf_prog_free_deferred [ 895.151419][ T32] Call trace: [ 895.153263][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 895.153472][ T32] r10:8291a684 r9:eb779d84 r8:00000002 r7:60000113 r6:eb779d8c r5:8387ec00 [ 895.153535][ T32] r4:8387ec00 [ 895.153590][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 895.153714][ T32] r5:8387ec00 r4:8291a680 [ 895.153868][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.153975][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 895.154261][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb779e08 [ 895.154336][ T32] r4:00000000 [ 895.154390][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 895.155157][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.156196][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.157071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530a440 [ 895.157155][ T32] r4:00000000 [ 895.157233][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.158522][ T32] r9:83018005 r8:8387ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 895.158848][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.182089][ T32] r5:00001000 r4:eab17000 [ 895.182893][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.183495][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.183640][ T32] r5:84669b8c r4:84669800 [ 895.183696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.183816][ T32] r7:dddced80 r6:83018000 r5:84669b8c r4:85363880 [ 895.184666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.185238][ T32] r10:61c88647 r9:8387ec00 r8:853638ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.185309][ T32] r4:85363880 [ 895.185390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.185505][ T32] r10:00000000 r9:85363880 r8:80287e08 r7:eb6c9e60 r6:85363900 r5:8387ec00 [ 895.185565][ T32] r4:00000001 [ 895.185623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.187171][ T32] Exception stack(0xeb779fb0 to 0xeb779ff8) [ 895.187604][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 895.188771][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.213811][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.214126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.214297][ T32] r4:8505fcc0 [ 895.214915][ T32] INFO: task kworker/0:305:5197 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 895.215303][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.215477][ T32] Workqueue: events bpf_prog_free_deferred [ 895.215609][ T32] Call trace: [ 895.215683][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 895.215811][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 895.215871][ T32] r4:00000000 [ 895.215925][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.216128][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 895.216219][ T32] 1d20: b3948000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 895.217191][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 895.217303][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 895.217441][ T32] r5:80070013 r4:80239bb0 [ 895.217509][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.217929][ T32] r4:82ac21e4 [ 895.218003][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.218756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 895.251198][ T32] r4:dffe1dc0 [ 895.251466][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.251626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 895.251804][ T32] r4:00000000 [ 895.251893][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.252294][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 895.252475][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.252584][ T32] r5:00001000 r4:dfa13000 [ 895.252636][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.252732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.252835][ T32] r5:85ef9f8c r4:85ef9c00 [ 895.253299][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.253470][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 895.253531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.253684][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.254159][ T32] r4:84e0be80 [ 895.254230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.254356][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 895.255184][ T32] r4:00000001 [ 895.255259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.255355][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 895.255427][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.255506][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.256285][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.257356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.257532][ T32] r4:84d87ac0 [ 895.257604][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.257698][ T32] INFO: task kworker/1:728:5198 blocked for more than 472 seconds. [ 895.257777][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.258213][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.258294][ T32] task:kworker/1:728 state:D stack:0 pid:5198 tgid:5198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.258432][ T32] Workqueue: events bpf_prog_free_deferred [ 895.258542][ T32] Call trace: [ 895.258622][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 895.291299][ T32] r10:8291a684 r9:eb77dd84 r8:00000002 r7:60000113 r6:eb77dd8c r5:8545ec00 [ 895.291504][ T32] r4:8545ec00 [ 895.293047][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 895.293353][ T32] r5:8545ec00 r4:8291a680 [ 895.293423][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.293527][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 895.293634][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb77de08 [ 895.294397][ T32] r4:00000000 [ 895.294463][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 895.294560][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.294660][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.296005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85372400 [ 895.296086][ T32] r4:00000000 [ 895.296147][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.296430][ T32] r9:83018205 r8:8545ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 895.296496][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.297354][ T32] r5:00001000 r4:eb605000 [ 895.297454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.297560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.297662][ T32] r5:8536778c r4:85367400 [ 895.297796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.297914][ T32] r7:ddde2d80 r6:83018200 r5:8536778c r4:852fff80 [ 895.298795][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.315776][ T32] r10:61c88647 r9:8545ec00 r8:852fffac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 895.315883][ T32] r4:852fff80 [ 895.316167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.316343][ T32] r10:00000000 r9:852fff80 r8:80287e08 r7:eb771e60 r6:85363980 r5:8545ec00 [ 895.316402][ T32] r4:00000001 [ 895.316451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.316544][ T32] Exception stack(0xeb77dfb0 to 0xeb77dff8) [ 895.316765][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.316846][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.317014][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.317350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.317909][ T32] r4:85372500 [ 895.318515][ T32] INFO: task kworker/1:728:5198 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 895.318600][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.340167][ T32] Workqueue: events bpf_prog_free_deferred [ 895.340370][ T32] Call trace: [ 895.341001][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 895.341169][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 895.341233][ T32] r4:00000000 [ 895.341511][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.341622][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 895.342126][ T32] 1d20: b40a4000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 895.342289][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 895.342675][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 895.342785][ T32] r5:80070013 r4:80239bb0 [ 895.343163][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.343287][ T32] r4:82ac21e4 [ 895.344127][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.344268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 895.345290][ T32] r4:dffe1dc0 [ 895.345394][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.345509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 895.345653][ T32] r4:00000000 [ 895.345718][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.345843][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 895.346288][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.346406][ T32] r5:00001000 r4:dfa13000 [ 895.346878][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.347285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.347408][ T32] r5:85ef9f8c r4:85ef9c00 [ 895.347677][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.347794][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 895.347851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.347956][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.348008][ T32] r4:84e0be80 [ 895.348114][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.348258][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 895.348319][ T32] r4:00000001 [ 895.348367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.348456][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 895.348548][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.348622][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.348684][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.380787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.380948][ T32] r4:84d87ac0 [ 895.381012][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.381160][ T32] INFO: task kworker/1:729:5200 blocked for more than 472 seconds. [ 895.381244][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.381304][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.381453][ T32] task:kworker/1:729 state:D stack:0 pid:5200 tgid:5200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.381820][ T32] Workqueue: events bpf_prog_free_deferred [ 895.381963][ T32] Call trace: [ 895.382038][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 895.382209][ T32] r10:8291a684 r9:eb785d84 r8:00000002 r7:60000013 r6:eb785d8c r5:85560c00 [ 895.382307][ T32] r4:85560c00 [ 895.382368][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 895.382478][ T32] r5:85560c00 r4:8291a680 [ 895.382532][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.382627][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 895.382730][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb785e08 [ 895.382839][ T32] r4:00000000 [ 895.382900][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 895.383070][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.383271][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.383420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85372680 [ 895.383494][ T32] r4:00000000 [ 895.383547][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.383663][ T32] r9:83018205 r8:85560c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 895.383718][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.383820][ T32] r5:00001000 r4:eb62d000 [ 895.383891][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.383993][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.384220][ T32] r5:85367f8c r4:85367c00 [ 895.384284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.384401][ T32] r7:ddde2d80 r6:83018200 r5:85367f8c r4:85483080 [ 895.384457][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.384568][ T32] r10:61c88647 r9:85560c00 r8:854830ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 895.384622][ T32] r4:85483080 [ 895.384884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.385138][ T32] r10:00000000 r9:85483080 r8:80287e08 r7:eb771e60 r6:85363a00 r5:85560c00 [ 895.385204][ T32] r4:00000001 [ 895.385255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.385494][ T32] Exception stack(0xeb785fb0 to 0xeb785ff8) [ 895.385579][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 895.386027][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.386113][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.386337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.387159][ T32] r4:85372780 [ 895.387827][ T32] INFO: task kworker/1:729:5200 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 895.387910][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.388621][ T32] Workqueue: events bpf_prog_free_deferred [ 895.419805][ T32] Call trace: [ 895.419989][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 895.420171][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 895.420302][ T32] r4:00000000 [ 895.420363][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.420466][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 895.420546][ T32] 1d20: b47d3000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 895.420660][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 895.420740][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 895.420971][ T32] r5:80070013 r4:80239bb0 [ 895.421039][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.421232][ T32] r4:82ac21e4 [ 895.421298][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.421492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 895.421932][ T32] r4:dffe1dc0 [ 895.422213][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.422344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 895.422406][ T32] r4:00000000 [ 895.422462][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.422576][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 895.422631][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.422730][ T32] r5:00001000 r4:dfa13000 [ 895.423696][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.423818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.423929][ T32] r5:85ef9f8c r4:85ef9c00 [ 895.424196][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.424320][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 895.424570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.425307][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.425427][ T32] r4:84e0be80 [ 895.426289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.426514][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 895.426639][ T32] r4:00000001 [ 895.426918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.427021][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 895.427160][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.427275][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.427352][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.427582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.427658][ T32] r4:84d87ac0 [ 895.427720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.427791][ T32] INFO: task kworker/1:730:5202 blocked for more than 472 seconds. [ 895.427864][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.427922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.427968][ T32] task:kworker/1:730 state:D stack:0 pid:5202 tgid:5202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.428094][ T32] Workqueue: events bpf_prog_free_deferred [ 895.428248][ T32] Call trace: [ 895.428682][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 895.459969][ T32] r10:8291a684 r9:eb74dd84 r8:00000002 r7:60000113 r6:eb74dd8c r5:85508000 [ 895.460161][ T32] r4:85508000 [ 895.460221][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 895.460362][ T32] r5:85508000 r4:8291a680 [ 895.460413][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.460629][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 895.460749][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb74de08 [ 895.460810][ T32] r4:00000000 [ 895.460861][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 895.460996][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.461124][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.461237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853727c0 [ 895.461294][ T32] r4:00000000 [ 895.461415][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.461574][ T32] r9:83018205 r8:85508000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 895.461636][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.461745][ T32] r5:00001000 r4:eb639000 [ 895.461801][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.461895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.462053][ T32] r5:8552838c r4:85528000 [ 895.462110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.462235][ T32] r7:ddde2d80 r6:83018200 r5:8552838c r4:85483180 [ 895.462288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.462402][ T32] r10:61c88647 r9:85508000 r8:854831ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 895.462458][ T32] r4:85483180 [ 895.462508][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.462681][ T32] r10:00000000 r9:85483180 r8:80287e08 r7:eb785e60 r6:85483200 r5:85508000 [ 895.462742][ T32] r4:00000001 [ 895.462893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.463025][ T32] Exception stack(0xeb74dfb0 to 0xeb74dff8) [ 895.463140][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.463220][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.463288][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.463430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.463771][ T32] r4:853726c0 [ 895.464455][ T32] INFO: task kworker/1:730:5202 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 895.464574][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.464776][ T32] Workqueue: events bpf_prog_free_deferred [ 895.464940][ T32] Call trace: [ 895.465020][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 895.465161][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 895.465221][ T32] r4:00000000 [ 895.465267][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.465396][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 895.465472][ T32] 1d20: b4b49000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 895.465544][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 895.465610][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 895.465671][ T32] r5:80070013 r4:80239bb0 [ 895.465758][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.465863][ T32] r4:82ac21e4 [ 895.465914][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.466015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 895.466104][ T32] r4:dffe1dc0 [ 895.466202][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.466312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 895.466370][ T32] r4:00000000 [ 895.466423][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.466531][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 895.466585][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.466689][ T32] r5:00001000 r4:dfa13000 [ 895.466796][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.466963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.467076][ T32] r5:85ef9f8c r4:85ef9c00 [ 895.467176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.467294][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 895.467350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.467460][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.467550][ T32] r4:84e0be80 [ 895.467607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.467718][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 895.467778][ T32] r4:00000001 [ 895.467831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.468169][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 895.468250][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.468339][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.468431][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.468509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.468592][ T32] r4:84d87ac0 [ 895.468654][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.468773][ T32] INFO: task kworker/1:731:5204 blocked for more than 472 seconds. [ 895.499701][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.499807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.499861][ T32] task:kworker/1:731 state:D stack:0 pid:5204 tgid:5204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.500079][ T32] Workqueue: events bpf_prog_free_deferred [ 895.500263][ T32] Call trace: [ 895.500409][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 895.500565][ T32] r10:8291a684 r9:eb731d84 r8:00000002 r7:60000013 r6:eb731d8c r5:85509800 [ 895.500672][ T32] r4:85509800 [ 895.500733][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 895.500840][ T32] r5:85509800 r4:8291a680 [ 895.500894][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.501053][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 895.501228][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb731e08 [ 895.501296][ T32] r4:00000000 [ 895.501374][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 895.501501][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.501604][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.501710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853729c0 [ 895.501771][ T32] r4:00000000 [ 895.501823][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.501943][ T32] r9:83018205 r8:85509800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 895.501998][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.502100][ T32] r5:00001000 r4:eb64b000 [ 895.502164][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.502261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.502405][ T32] r5:8552878c r4:85528400 [ 895.502497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.502650][ T32] r7:ddde2d80 r6:83018200 r5:8552878c r4:85483000 [ 895.502746][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.502870][ T32] r10:61c88647 r9:85509800 r8:8548302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 895.502930][ T32] r4:85483000 [ 895.503014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.503144][ T32] r10:00000000 r9:85483000 r8:80287e08 r7:eb74de60 r6:85483100 r5:85509800 [ 895.503203][ T32] r4:00000001 [ 895.503288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.503406][ T32] Exception stack(0xeb731fb0 to 0xeb731ff8) [ 895.503488][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.503564][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.503636][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.503713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.503770][ T32] r4:853726c0 [ 895.504429][ T32] INFO: task kworker/1:731:5204 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 895.504512][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.504779][ T32] Workqueue: events bpf_prog_free_deferred [ 895.504885][ T32] Call trace: [ 895.504998][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 895.505115][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 895.505288][ T32] r4:00000000 [ 895.505388][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.505484][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 895.505687][ T32] 1d20: b4ee9000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 895.505766][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 895.505921][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 895.505995][ T32] r5:80070013 r4:80239bb0 [ 895.506044][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.506147][ T32] r4:82ac21e4 [ 895.506199][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.506301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 895.506360][ T32] r4:dffe1dc0 [ 895.506413][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.506519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 895.506577][ T32] r4:00000000 [ 895.506627][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.506739][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 895.506810][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.506942][ T32] r5:00001000 r4:dfa13000 [ 895.506999][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.507098][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.507217][ T32] r5:85ef9f8c r4:85ef9c00 [ 895.507271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.507389][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 895.507556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.507697][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.507792][ T32] r4:84e0be80 [ 895.507849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.507973][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 895.508035][ T32] r4:00000001 [ 895.508081][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.508172][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 895.508238][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.508306][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.508502][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.508588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.508645][ T32] r4:84d87ac0 [ 895.508745][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.529842][ T32] INFO: task kworker/1:732:5206 blocked for more than 472 seconds. [ 895.529960][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.530022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.530104][ T32] task:kworker/1:732 state:D stack:0 pid:5206 tgid:5206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.530382][ T32] Workqueue: events bpf_prog_free_deferred [ 895.530546][ T32] Call trace: [ 895.530632][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 895.530768][ T32] r10:8291a684 r9:eb78dd84 r8:00000002 r7:60000113 r6:eb78dd8c r5:8550a400 [ 895.531285][ T32] r4:8550a400 [ 895.531371][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 895.531483][ T32] r5:8550a400 r4:8291a680 [ 895.531534][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.531630][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 895.531733][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb78de08 [ 895.531892][ T32] r4:00000000 [ 895.531955][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 895.532045][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.532178][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.532323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85372b40 [ 895.532398][ T32] r4:00000000 [ 895.532444][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.532560][ T32] r9:83018205 r8:8550a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 895.532677][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.532786][ T32] r5:00001000 r4:eb657000 [ 895.532841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.532929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.533029][ T32] r5:85528b8c r4:85528800 [ 895.533079][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.533226][ T32] r7:ddde2d80 r6:83018200 r5:85528b8c r4:85483280 [ 895.533283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.533427][ T32] r10:61c88647 r9:8550a400 r8:854832ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 895.533487][ T32] r4:85483280 [ 895.533535][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.533640][ T32] r10:00000000 r9:85483280 r8:80287e08 r7:eb731e60 r6:85483400 r5:8550a400 [ 895.533695][ T32] r4:00000001 [ 895.534641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.534753][ T32] Exception stack(0xeb78dfb0 to 0xeb78dff8) [ 895.535056][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 895.535139][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.535204][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.535271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.536008][ T32] r4:85372980 [ 895.536669][ T32] INFO: task kworker/1:732:5206 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 895.536759][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.536909][ T32] Workqueue: events bpf_prog_free_deferred [ 895.537049][ T32] Call trace: [ 895.537242][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 895.537397][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 895.537456][ T32] r4:00000000 [ 895.537503][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.537596][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 895.537668][ T32] 1d20: b4f9f000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 895.537739][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 895.537801][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 895.537856][ T32] r5:80070013 r4:80239bb0 [ 895.537902][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.537993][ T32] r4:82ac21e4 [ 895.538037][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.538141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 895.538731][ T32] r4:dffe1dc0 [ 895.570034][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.570226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 895.570288][ T32] r4:00000000 [ 895.570338][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.570531][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 895.570615][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.571214][ T32] r5:00001000 r4:dfa13000 [ 895.571279][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.571383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.571486][ T32] r5:85ef9f8c r4:85ef9c00 [ 895.571737][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.571877][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 895.571936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.572049][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.572104][ T32] r4:84e0be80 [ 895.572155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.572269][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 895.572387][ T32] r4:00000001 [ 895.573043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.573357][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 895.573466][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.573537][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.573624][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.575148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.575229][ T32] r4:84d87ac0 [ 895.575290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.575562][ T32] INFO: task kworker/1:733:5208 blocked for more than 472 seconds. [ 895.575650][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.575711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.576852][ T32] task:kworker/1:733 state:D stack:0 pid:5208 tgid:5208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.577565][ T32] Workqueue: events bpf_prog_free_deferred [ 895.609575][ T32] Call trace: [ 895.609852][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 895.610108][ T32] r10:8291a684 r9:eb791d84 r8:00000002 r7:60000013 r6:eb791d8c r5:8550b000 [ 895.610193][ T32] r4:8550b000 [ 895.610391][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 895.610512][ T32] r5:8550b000 r4:8291a680 [ 895.612644][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.612784][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 895.612889][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb791e08 [ 895.612961][ T32] r4:00000000 [ 895.613009][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 895.614380][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.614519][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.614624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85372e00 [ 895.614681][ T32] r4:00000000 [ 895.614740][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.614847][ T32] r9:83018205 r8:8550b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 895.615147][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.615261][ T32] r5:00001000 r4:eb79d000 [ 895.615312][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.615908][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.616340][ T32] r5:8552938c r4:85529000 [ 895.616413][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.616531][ T32] r7:ddde2d80 r6:83018200 r5:8552938c r4:85483300 [ 895.617973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.618129][ T32] r10:61c88647 r9:8550b000 r8:8548332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 895.618435][ T32] r4:85483300 [ 895.619033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.670808][ T32] r10:00000000 r9:85483300 r8:80287e08 r7:eb78de60 r6:85483500 r5:8550b000 [ 895.672147][ T32] r4:00000001 [ 895.672227][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.672361][ T32] Exception stack(0xeb791fb0 to 0xeb791ff8) [ 895.672768][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.673151][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.673249][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.673326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.673414][ T32] r4:85372b00 [ 895.675714][ T32] INFO: task kworker/1:733:5208 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 895.675825][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.675991][ T32] Workqueue: events bpf_prog_free_deferred [ 895.678214][ T32] Call trace: [ 895.678343][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 895.678827][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 895.701590][ T32] r4:00000000 [ 895.703783][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.703984][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 895.704069][ T32] 1d20: b5626000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 895.704519][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 895.705358][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 895.706591][ T32] r5:80070013 r4:80239bb0 [ 895.706666][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.708289][ T32] r4:82ac21e4 [ 895.708393][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.708510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 895.708707][ T32] r4:dffe1dc0 [ 895.719782][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.719966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 895.720030][ T32] r4:00000000 [ 895.720387][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.720523][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 895.720582][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.720985][ T32] r5:00001000 r4:dfa13000 [ 895.721356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.722994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.723151][ T32] r5:85ef9f8c r4:85ef9c00 [ 895.723211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.723322][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 895.723379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.723491][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.725208][ T32] r4:84e0be80 [ 895.725283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.725445][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 895.726233][ T32] r4:00000001 [ 895.728534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.728721][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 895.763808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.764004][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.764085][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.764169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.764228][ T32] r4:84d87ac0 [ 895.764290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.764385][ T32] INFO: task kworker/1:734:5210 blocked for more than 472 seconds. [ 895.764463][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.764522][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.764576][ T32] task:kworker/1:734 state:D stack:0 pid:5210 tgid:5210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.764890][ T32] Workqueue: events bpf_prog_free_deferred [ 895.765019][ T32] Call trace: [ 895.765261][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 895.765433][ T32] r10:8291a684 r9:eb795d84 r8:00000002 r7:60000013 r6:eb795d8c r5:8550bc00 [ 895.765496][ T32] r4:8550bc00 [ 895.765549][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 895.765677][ T32] r5:8550bc00 r4:8291a680 [ 895.765758][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.766327][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 895.766491][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb795e08 [ 895.766562][ T32] r4:00000000 [ 895.766618][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 895.766712][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.766814][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.766930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85372c80 [ 895.767055][ T32] r4:00000000 [ 895.767118][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.767247][ T32] r9:83018205 r8:8550bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 895.767311][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.767426][ T32] r5:00001000 r4:eb797000 [ 895.767550][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.767658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.767756][ T32] r5:85528f8c r4:85528c00 [ 895.767810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.767916][ T32] r7:ddde2d80 r6:83018200 r5:85528f8c r4:85483380 [ 895.767971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.768074][ T32] r10:61c88647 r9:8550bc00 r8:854833ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 895.768134][ T32] r4:85483380 [ 895.768183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.768288][ T32] r10:00000000 r9:85483380 r8:80287e08 r7:eb791e60 r6:85483480 r5:8550bc00 [ 895.768341][ T32] r4:00000001 [ 895.768396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.768510][ T32] Exception stack(0xeb795fb0 to 0xeb795ff8) [ 895.768585][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 895.768695][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.800779][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.800897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.801545][ T32] r4:85372bc0 [ 895.802943][ T32] INFO: task kworker/1:734:5210 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 895.803045][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.804685][ T32] Workqueue: events bpf_prog_free_deferred [ 895.805500][ T32] Call trace: [ 895.807294][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 895.807469][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 895.807541][ T32] r4:00000000 [ 895.807619][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.808247][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 895.808345][ T32] 1d20: b5abe000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 895.809146][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 895.834538][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 895.834652][ T32] r5:80070013 r4:80239bb0 [ 895.834713][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.834876][ T32] r4:82ac21e4 [ 895.834933][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.835396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 895.835480][ T32] r4:dffe1dc0 [ 895.835534][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.835885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 895.835960][ T32] r4:00000000 [ 895.836019][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.836190][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 895.836261][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.836537][ T32] r5:00001000 r4:dfa13000 [ 895.836641][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.836839][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.836957][ T32] r5:85ef9f8c r4:85ef9c00 [ 895.837013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.837130][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 895.837191][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.837683][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.837757][ T32] r4:84e0be80 [ 895.837811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.837919][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 895.837972][ T32] r4:00000001 [ 895.838016][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.838103][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 895.838175][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.838239][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.838302][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.838426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.838540][ T32] r4:84d87ac0 [ 895.838741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.860037][ T32] INFO: task kworker/1:735:5212 blocked for more than 472 seconds. [ 895.860255][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.860402][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.860471][ T32] task:kworker/1:735 state:D stack:0 pid:5212 tgid:5212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.860780][ T32] Workqueue: events bpf_prog_free_deferred [ 895.860958][ T32] Call trace: [ 895.861044][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 895.861198][ T32] r10:8291a684 r9:eb7a1d84 r8:00000002 r7:60000113 r6:eb7a1d8c r5:8550c800 [ 895.861253][ T32] r4:8550c800 [ 895.861302][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 895.861446][ T32] r5:8550c800 r4:8291a680 [ 895.861497][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.861586][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 895.861686][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a1e08 [ 895.861740][ T32] r4:00000000 [ 895.861788][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 895.861905][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.862008][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.862112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505fd80 [ 895.862170][ T32] r4:00000000 [ 895.862281][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.862418][ T32] r9:83018205 r8:8550c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 895.862480][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.862585][ T32] r5:00001000 r4:eb7ab000 [ 895.862712][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.862814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.863221][ T32] r5:8552978c r4:85529400 [ 895.863287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.863408][ T32] r7:ddde2d80 r6:83018200 r5:8552978c r4:85483600 [ 895.863463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.863572][ T32] r10:61c88647 r9:8550c800 r8:8548362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 895.863788][ T32] r4:85483600 [ 895.863853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.863975][ T32] r10:00000000 r9:85483600 r8:80287e08 r7:eb791e60 r6:85483680 r5:8550c800 [ 895.864039][ T32] r4:00000001 [ 895.864093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.864189][ T32] Exception stack(0xeb7a1fb0 to 0xeb7a1ff8) [ 895.864261][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.864336][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.864725][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.864849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.864938][ T32] r4:85372dc0 [ 895.865780][ T32] INFO: task kworker/1:735:5212 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 895.865867][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.866174][ T32] Workqueue: events bpf_prog_free_deferred [ 895.866286][ T32] Call trace: [ 895.866366][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 895.866580][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 895.866650][ T32] r4:00000000 [ 895.866704][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.866806][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 895.866880][ T32] 1d20: b5d59000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 895.867002][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 895.867324][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 895.867416][ T32] r5:80070013 r4:80239bb0 [ 895.867472][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.867577][ T32] r4:82ac21e4 [ 895.867636][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.867742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 895.867842][ T32] r4:dffe1dc0 [ 895.867895][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.867990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 895.868040][ T32] r4:00000000 [ 895.868088][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.868224][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 895.868689][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.910437][ T32] r5:00001000 r4:dfa13000 [ 895.910529][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.910710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.910827][ T32] r5:85ef9f8c r4:85ef9c00 [ 895.911283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.911428][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 895.911489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.911611][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.911673][ T32] r4:84e0be80 [ 895.911727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.911869][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 895.912288][ T32] r4:00000001 [ 895.912352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.912449][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 895.912523][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.913016][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.913102][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.913184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.913288][ T32] r4:84d87ac0 [ 895.914382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.914501][ T32] INFO: task kworker/1:736:5215 blocked for more than 472 seconds. [ 895.915103][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.915188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.915248][ T32] task:kworker/1:736 state:D stack:0 pid:5215 tgid:5215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.915797][ T32] Workqueue: events bpf_prog_free_deferred [ 895.916913][ T32] Call trace: [ 895.917028][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 895.917164][ T32] r10:8291a684 r9:eb7c5d84 r8:00000002 r7:60000013 r6:eb7c5d8c r5:85560000 [ 895.917393][ T32] r4:85560000 [ 895.917547][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 895.917658][ T32] r5:85560000 r4:8291a680 [ 895.917709][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 895.917804][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 895.918726][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c5e08 [ 895.950320][ T32] r4:00000000 [ 895.950432][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 895.950559][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 895.950696][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.950850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534d040 [ 895.951013][ T32] r4:00000000 [ 895.951083][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.951298][ T32] r9:83018205 r8:85560000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 895.952296][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.952538][ T32] r5:00001000 r4:eb7b1000 [ 895.952607][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.953114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.953229][ T32] r5:85529b8c r4:85529800 [ 895.953280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.955031][ T32] r7:ddde2d80 r6:83018200 r5:85529b8c r4:85483700 [ 895.955109][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.955228][ T32] r10:61c88647 r9:85560000 r8:8548372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 895.955288][ T32] r4:85483700 [ 895.955827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.955954][ T32] r10:00000000 r9:85483700 r8:80287e08 r7:eb7a1e60 r6:85363a80 r5:85560000 [ 895.956384][ T32] r4:00000001 [ 895.957287][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.957429][ T32] Exception stack(0xeb7c5fb0 to 0xeb7c5ff8) [ 895.957509][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 895.957608][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.957690][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.958728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.979457][ T32] r4:8534d080 [ 895.980257][ T32] INFO: task kworker/1:736:5215 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 895.980361][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 895.980581][ T32] Workqueue: events bpf_prog_free_deferred [ 895.981025][ T32] Call trace: [ 895.981130][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 895.981269][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 895.982295][ T32] r4:00000000 [ 895.982368][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 895.982522][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 895.982597][ T32] 1d20: b62ef000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 895.982926][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 895.983004][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 895.983074][ T32] r5:80070013 r4:80239bb0 [ 895.983132][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 895.983238][ T32] r4:82ac21e4 [ 895.983293][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 895.984027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 895.984110][ T32] r4:dffe1dc0 [ 895.984166][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 895.984268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 895.984324][ T32] r4:00000000 [ 895.985237][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 895.985422][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 895.985483][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 895.986232][ T32] r5:00001000 r4:dfa13000 [ 895.986298][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 895.986404][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 895.987148][ T32] r5:85ef9f8c r4:85ef9c00 [ 895.987250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 895.987378][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 895.987439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 895.987589][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 895.987645][ T32] r4:84e0be80 [ 895.987694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 895.987805][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 895.987859][ T32] r4:00000001 [ 895.987907][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 895.988030][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 895.988169][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 895.988249][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 895.988314][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 895.988387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 895.988438][ T32] r4:84d87ac0 [ 895.988492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 895.988558][ T32] INFO: task kworker/1:737:5216 blocked for more than 473 seconds. [ 895.988628][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 895.988689][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 895.988818][ T32] task:kworker/1:737 state:D stack:0 pid:5216 tgid:5216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.022209][ T32] Workqueue: events bpf_prog_free_deferred [ 896.022392][ T32] Call trace: [ 896.022487][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.022624][ T32] r10:8291a684 r9:eb7cdd84 r8:00000002 r7:60000013 r6:eb7cdd8c r5:85561800 [ 896.022702][ T32] r4:85561800 [ 896.022817][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.022932][ T32] r5:85561800 r4:8291a680 [ 896.022992][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.023092][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.023207][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7cde08 [ 896.023268][ T32] r4:00000000 [ 896.023320][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.023550][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.023690][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.023805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534d4c0 [ 896.023864][ T32] r4:00000000 [ 896.024238][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.024367][ T32] r9:83018205 r8:85561800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 896.024431][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.024608][ T32] r5:00001000 r4:eb7db000 [ 896.024670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.024763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.024856][ T32] r5:8552a78c r4:8552a400 [ 896.025354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.025543][ T32] r7:ddde2d80 r6:83018200 r5:8552a78c r4:85483800 [ 896.025718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.025843][ T32] r10:61c88647 r9:85561800 r8:8548382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 896.026115][ T32] r4:85483800 [ 896.026183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.026304][ T32] r10:00000000 r9:85483800 r8:80287e08 r7:eb7c5e60 r6:85363b00 r5:85561800 [ 896.026455][ T32] r4:00000001 [ 896.026516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.026874][ T32] Exception stack(0xeb7cdfb0 to 0xeb7cdff8) [ 896.026961][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.027251][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.027360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.027565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.027628][ T32] r4:8534d2c0 [ 896.028257][ T32] INFO: task kworker/1:737:5216 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.028347][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.028593][ T32] Workqueue: events bpf_prog_free_deferred [ 896.028686][ T32] Call trace: [ 896.036455][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.036652][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.036712][ T32] r4:00000000 [ 896.036763][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.036860][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.036934][ T32] 1d20: b64e9000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.036998][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.037061][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.037390][ T32] r5:80070013 r4:80239bb0 [ 896.038042][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.038432][ T32] r4:82ac21e4 [ 896.038499][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.038609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.038668][ T32] r4:dffe1dc0 [ 896.059804][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.060065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.060133][ T32] r4:00000000 [ 896.060187][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.060302][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.060353][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.060475][ T32] r5:00001000 r4:dfa13000 [ 896.060555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.060666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.060769][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.060822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.060937][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.061004][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.061229][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.061320][ T32] r4:84e0be80 [ 896.061410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.061520][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 896.061576][ T32] r4:00000001 [ 896.061643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.061770][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 896.061877][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.061955][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.062018][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.062086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.062141][ T32] r4:84d87ac0 [ 896.062224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.062321][ T32] INFO: task kworker/1:738:5217 blocked for more than 473 seconds. [ 896.062457][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.062538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.062592][ T32] task:kworker/1:738 state:D stack:0 pid:5217 tgid:5217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.062722][ T32] Workqueue: events bpf_prog_free_deferred [ 896.062850][ T32] Call trace: [ 896.062934][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.063067][ T32] r10:8291a684 r9:eb7a9d84 r8:00000002 r7:60000013 r6:eb7a9d8c r5:8550d400 [ 896.063130][ T32] r4:8550d400 [ 896.063189][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.063336][ T32] r5:8550d400 r4:8291a680 [ 896.063411][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.063529][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.063647][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a9e08 [ 896.063715][ T32] r4:00000000 [ 896.063777][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.063875][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.063981][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.064085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534d1c0 [ 896.064148][ T32] r4:00000000 [ 896.064196][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.064309][ T32] r9:83018205 r8:8550d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 896.064363][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.064472][ T32] r5:00001000 r4:eb7bf000 [ 896.064522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.064641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.064749][ T32] r5:85529f8c r4:85529c00 [ 896.064827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.064939][ T32] r7:ddde2d80 r6:83018200 r5:85529f8c r4:85483880 [ 896.065008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.065152][ T32] r10:61c88647 r9:8550d400 r8:854838ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 896.065216][ T32] r4:85483880 [ 896.065263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.065432][ T32] r10:00000000 r9:85483880 r8:80287e08 r7:eb7cde60 r6:85483580 r5:8550d400 [ 896.065525][ T32] r4:00000001 [ 896.065662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.065765][ T32] Exception stack(0xeb7a9fb0 to 0xeb7a9ff8) [ 896.065865][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 896.065947][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.066014][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.066110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.066209][ T32] r4:8534d2c0 [ 896.066850][ T32] INFO: task kworker/1:738:5217 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.066937][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.067073][ T32] Workqueue: events bpf_prog_free_deferred [ 896.067212][ T32] Call trace: [ 896.067292][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.067428][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.067489][ T32] r4:00000000 [ 896.067541][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.067631][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.067700][ T32] 1d20: b6631000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.067783][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.067848][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.067922][ T32] r5:80070013 r4:80239bb0 [ 896.068003][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.068110][ T32] r4:82ac21e4 [ 896.068229][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.068334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.068394][ T32] r4:dffe1dc0 [ 896.068463][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.068587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.068640][ T32] r4:00000000 [ 896.068679][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.068833][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.089735][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.089933][ T32] r5:00001000 r4:dfa13000 [ 896.089991][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.090118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.090253][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.090306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.090423][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.090481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.090599][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.090651][ T32] r4:84e0be80 [ 896.090700][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.090814][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 896.090869][ T32] r4:00000001 [ 896.090917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.091010][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 896.091088][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.091178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.091247][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.091338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.091393][ T32] r4:84d87ac0 [ 896.091447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.091509][ T32] INFO: task kworker/1:739:5220 blocked for more than 473 seconds. [ 896.091580][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.091664][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.091751][ T32] task:kworker/1:739 state:D stack:0 pid:5220 tgid:5220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.091881][ T32] Workqueue: events bpf_prog_free_deferred [ 896.091999][ T32] Call trace: [ 896.092084][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.092218][ T32] r10:8291a684 r9:eb7bdd84 r8:00000002 r7:60000113 r6:eb7bdd8c r5:8550e000 [ 896.092280][ T32] r4:8550e000 [ 896.092348][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.092487][ T32] r5:8550e000 r4:8291a680 [ 896.092576][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.092678][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.092807][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7bde08 [ 896.092869][ T32] r4:00000000 [ 896.092916][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.093002][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.093090][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.093204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534d380 [ 896.093277][ T32] r4:00000000 [ 896.093371][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.093489][ T32] r9:83018205 r8:8550e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 896.093541][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.093636][ T32] r5:00001000 r4:eb7c9000 [ 896.093687][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.093772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.093870][ T32] r5:8552a38c r4:8552a000 [ 896.093923][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.094029][ T32] r7:ddde2d80 r6:83018200 r5:8552a38c r4:85483900 [ 896.094079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.094202][ T32] r10:61c88647 r9:8550e000 r8:8548392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 896.094257][ T32] r4:85483900 [ 896.094319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.094434][ T32] r10:00000000 r9:85483900 r8:80287e08 r7:eb7cde60 r6:85483980 r5:8550e000 [ 896.094493][ T32] r4:00000001 [ 896.094599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.094701][ T32] Exception stack(0xeb7bdfb0 to 0xeb7bdff8) [ 896.094776][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.094850][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.094923][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.094999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.095057][ T32] r4:8534d340 [ 896.095727][ T32] INFO: task kworker/1:739:5220 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.095830][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.096021][ T32] Workqueue: events bpf_prog_free_deferred [ 896.096132][ T32] Call trace: [ 896.096225][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.096349][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.096410][ T32] r4:00000000 [ 896.096461][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.096578][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.096666][ T32] 1d20: b67db000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.096745][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.096815][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.096900][ T32] r5:80070013 r4:80239bb0 [ 896.096978][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.097085][ T32] r4:82ac21e4 [ 896.097164][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.097296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.097394][ T32] r4:dffe1dc0 [ 896.097449][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.097557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.097629][ T32] r4:00000000 [ 896.097706][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.097826][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.097880][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.097987][ T32] r5:00001000 r4:dfa13000 [ 896.098073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.098190][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.098299][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.098351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.098487][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.098551][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.098661][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.127561][ T32] r4:84e0be80 [ 896.127761][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.127921][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 896.127977][ T32] r4:00000001 [ 896.128023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.128109][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 896.128193][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.128264][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.128329][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.128401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.128453][ T32] r4:84d87ac0 [ 896.128508][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.128577][ T32] INFO: task kworker/1:740:5221 blocked for more than 473 seconds. [ 896.128648][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.128758][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.139735][ T32] task:kworker/1:740 state:D stack:0 pid:5221 tgid:5221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.139967][ T32] Workqueue: events bpf_prog_free_deferred [ 896.140106][ T32] Call trace: [ 896.140200][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.140338][ T32] r10:8291a684 r9:eb789d84 r8:00000002 r7:60000013 r6:eb789d8c r5:8550ec00 [ 896.140403][ T32] r4:8550ec00 [ 896.140479][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.140589][ T32] r5:8550ec00 r4:8291a680 [ 896.140659][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.140763][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.140866][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 [ 896.140924][ T32] r4:00000000 [ 896.140969][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.141052][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.141179][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.141309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534d640 [ 896.141403][ T32] r4:00000000 [ 896.141470][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.141587][ T32] r9:83018205 r8:8550ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 896.141661][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.141782][ T32] r5:00001000 r4:eb7e1000 [ 896.141841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.141935][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.142045][ T32] r5:8552ab8c r4:8552a800 [ 896.142102][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.142253][ T32] r7:ddde2d80 r6:83018200 r5:8552ab8c r4:85483780 [ 896.142337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.142462][ T32] r10:61c88647 r9:8550ec00 r8:854837ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 896.142537][ T32] r4:85483780 [ 896.142611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.142722][ T32] r10:00000000 r9:85483780 r8:80287e08 r7:eb7cde60 r6:85483b00 r5:8550ec00 [ 896.142776][ T32] r4:00000001 [ 896.142825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.142914][ T32] Exception stack(0xeb789fb0 to 0xeb789ff8) [ 896.142984][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 896.143048][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.143114][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.143196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.143271][ T32] r4:8534d340 [ 896.143913][ T32] INFO: task kworker/1:740:5221 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.143996][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.144223][ T32] Workqueue: events bpf_prog_free_deferred [ 896.144332][ T32] Call trace: [ 896.144404][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.144548][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.144615][ T32] r4:00000000 [ 896.144669][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.144785][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.144862][ T32] 1d20: b69fe000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.144939][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.145005][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.145075][ T32] r5:80070013 r4:80239bb0 [ 896.145122][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.145486][ T32] r4:82ac21e4 [ 896.145883][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.146004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.146064][ T32] r4:dffe1dc0 [ 896.146173][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.146284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.146360][ T32] r4:00000000 [ 896.146435][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.146564][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.146624][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.146724][ T32] r5:00001000 r4:dfa13000 [ 896.146775][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.146871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.146995][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.147052][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.147188][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.147243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.147378][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.147440][ T32] r4:84e0be80 [ 896.147489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.147597][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 896.147650][ T32] r4:00000001 [ 896.147696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.147780][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 896.147843][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.147924][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.147995][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.148086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.148179][ T32] r4:84d87ac0 [ 896.148249][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.148316][ T32] INFO: task kworker/1:741:5223 blocked for more than 473 seconds. [ 896.148387][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.148451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.148502][ T32] task:kworker/1:741 state:D stack:0 pid:5223 tgid:5223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.148643][ T32] Workqueue: events bpf_prog_free_deferred [ 896.148790][ T32] Call trace: [ 896.173309][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.173578][ T32] r10:8291a684 r9:eb7d9d84 r8:00000002 r7:60000113 r6:eb7d9d8c r5:85508c00 [ 896.173647][ T32] r4:85508c00 [ 896.173703][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.173833][ T32] r5:85508c00 r4:8291a680 [ 896.173894][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.173994][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.174100][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d9e08 [ 896.174169][ T32] r4:00000000 [ 896.174220][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.174307][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.174423][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.174536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534d7c0 [ 896.174595][ T32] r4:00000000 [ 896.174647][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.174783][ T32] r9:83018205 r8:85508c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 896.174847][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.174975][ T32] r5:00001000 r4:eb7ef000 [ 896.175042][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.175152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.175258][ T32] r5:8552af8c r4:8552ac00 [ 896.175310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.175426][ T32] r7:ddde2d80 r6:83018200 r5:8552af8c r4:85483a00 [ 896.175506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.175627][ T32] r10:61c88647 r9:85508c00 r8:85483a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 896.175686][ T32] r4:85483a00 [ 896.175741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.175860][ T32] r10:00000000 r9:85483a00 r8:80287e08 r7:eb789e60 r6:85483c00 r5:85508c00 [ 896.175919][ T32] r4:00000001 [ 896.175974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.176070][ T32] Exception stack(0xeb7d9fb0 to 0xeb7d9ff8) [ 896.176158][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 896.176230][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.176299][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.176374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.176431][ T32] r4:8534d600 [ 896.177063][ T32] INFO: task kworker/1:741:5223 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.177156][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.177368][ T32] Workqueue: events bpf_prog_free_deferred [ 896.177530][ T32] Call trace: [ 896.177620][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.177738][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.177796][ T32] r4:00000000 [ 896.177845][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.177932][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.178005][ T32] 1d20: b6b44000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.178097][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.178197][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.178257][ T32] r5:80070013 r4:80239bb0 [ 896.178306][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.178418][ T32] r4:82ac21e4 [ 896.178470][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.178577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.178638][ T32] r4:dffe1dc0 [ 896.178687][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.199691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.199795][ T32] r4:00000000 [ 896.199878][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.200053][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.200136][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.200262][ T32] r5:00001000 r4:dfa13000 [ 896.200316][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.200430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.200532][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.200586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.200696][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.200748][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.200886][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.200966][ T32] r4:84e0be80 [ 896.201039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.201275][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 896.201383][ T32] r4:00000001 [ 896.201442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.201530][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 896.201603][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.201693][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.201765][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.201856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.201920][ T32] r4:84d87ac0 [ 896.202003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.202105][ T32] INFO: task kworker/1:742:5226 blocked for more than 473 seconds. [ 896.202209][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.202276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.202330][ T32] task:kworker/1:742 state:D stack:0 pid:5226 tgid:5226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.202459][ T32] Workqueue: events bpf_prog_free_deferred [ 896.202583][ T32] Call trace: [ 896.202662][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.202800][ T32] r10:8291a684 r9:eb7edd84 r8:00000002 r7:60000113 r6:eb7edd8c r5:854fbc00 [ 896.202875][ T32] r4:854fbc00 [ 896.202931][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.203050][ T32] r5:854fbc00 r4:8291a680 [ 896.203129][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.203236][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.203341][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ede08 [ 896.203419][ T32] r4:00000000 [ 896.203471][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.203555][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.203642][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.203745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534d900 [ 896.203821][ T32] r4:00000000 [ 896.203879][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.203987][ T32] r9:83018205 r8:854fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 896.204038][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.204136][ T32] r5:00001000 r4:eb7f5000 [ 896.204201][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.204299][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.204423][ T32] r5:8552b38c r4:8552b000 [ 896.204507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.204639][ T32] r7:ddde2d80 r6:83018200 r5:8552b38c r4:85483a80 [ 896.204697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.204811][ T32] r10:61c88647 r9:854fbc00 r8:85483aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 896.204866][ T32] r4:85483a80 [ 896.204915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.205024][ T32] r10:00000000 r9:85483a80 r8:80287e08 r7:eb7d9e60 r6:85483e00 r5:854fbc00 [ 896.205081][ T32] r4:00000001 [ 896.205132][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.205231][ T32] Exception stack(0xeb7edfb0 to 0xeb7edff8) [ 896.205297][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.205403][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.205480][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.205552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.205604][ T32] r4:8534d780 [ 896.206252][ T32] INFO: task kworker/1:742:5226 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.206333][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.206532][ T32] Workqueue: events bpf_prog_free_deferred [ 896.206635][ T32] Call trace: [ 896.206759][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.206882][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.206935][ T32] r4:00000000 [ 896.206994][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.207114][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.207200][ T32] 1d20: b6c29000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.207293][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.207357][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.207421][ T32] r5:80070013 r4:80239bb0 [ 896.207472][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.207586][ T32] r4:82ac21e4 [ 896.207639][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.207756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.207826][ T32] r4:dffe1dc0 [ 896.207905][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.208011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.208064][ T32] r4:00000000 [ 896.208127][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.208246][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.208297][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.208443][ T32] r5:00001000 r4:dfa13000 [ 896.208511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.208609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.208707][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.237235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.237580][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.237654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.237769][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.237825][ T32] r4:84e0be80 [ 896.237872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.237985][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 896.238078][ T32] r4:00000001 [ 896.238168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.238269][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 896.238346][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.238421][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.238488][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.238582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.238649][ T32] r4:84d87ac0 [ 896.249632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.249875][ T32] INFO: task kworker/1:743:5227 blocked for more than 473 seconds. [ 896.249965][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.250026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.250078][ T32] task:kworker/1:743 state:D stack:0 pid:5227 tgid:5227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.250269][ T32] Workqueue: events bpf_prog_free_deferred [ 896.250412][ T32] Call trace: [ 896.250529][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.250686][ T32] r10:8291a684 r9:eb7f9d84 r8:00000002 r7:60000013 r6:eb7f9d8c r5:85510000 [ 896.250753][ T32] r4:85510000 [ 896.250824][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.250935][ T32] r5:85510000 r4:8291a680 [ 896.250990][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.251103][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.251243][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f9e08 [ 896.251355][ T32] r4:00000000 [ 896.251429][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.251521][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.251613][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.251759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534dd80 [ 896.251850][ T32] r4:00000000 [ 896.251920][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.252042][ T32] r9:83018205 r8:85510000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 896.252100][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.252216][ T32] r5:00001000 r4:eb817000 [ 896.252269][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.252371][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.252472][ T32] r5:8552bf8c r4:8552bc00 [ 896.252542][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.252668][ T32] r7:ddde2d80 r6:83018200 r5:8552bf8c r4:85483d00 [ 896.252741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.252853][ T32] r10:61c88647 r9:85510000 r8:85483d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 896.252909][ T32] r4:85483d00 [ 896.252958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.253064][ T32] r10:00000000 r9:85483d00 r8:80287e08 r7:eb7ede60 r6:85483d80 r5:85510000 [ 896.253119][ T32] r4:00000001 [ 896.253179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.253289][ T32] Exception stack(0xeb7f9fb0 to 0xeb7f9ff8) [ 896.253445][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 896.253544][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.253636][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.253733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.253811][ T32] r4:8534da40 [ 896.254460][ T32] INFO: task kworker/1:743:5227 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.254543][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.254725][ T32] Workqueue: events bpf_prog_free_deferred [ 896.254870][ T32] Call trace: [ 896.254959][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.255087][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.255152][ T32] r4:00000000 [ 896.255205][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.255323][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.255425][ T32] 1d20: b7021000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.255530][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.255615][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.255705][ T32] r5:80070013 r4:80239bb0 [ 896.255766][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.255947][ T32] r4:82ac21e4 [ 896.256017][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.256152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.256218][ T32] r4:dffe1dc0 [ 896.256286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.256403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.256508][ T32] r4:00000000 [ 896.256572][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.256687][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.256743][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.256844][ T32] r5:00001000 r4:dfa13000 [ 896.256915][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.257024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.257130][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.257194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.257309][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.257402][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.257522][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.257577][ T32] r4:84e0be80 [ 896.257626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.257742][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 896.257803][ T32] r4:00000001 [ 896.257852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.257960][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 896.258030][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.258103][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.258174][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.258268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.258357][ T32] r4:84d87ac0 [ 896.258412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.258474][ T32] INFO: task kworker/1:744:5230 blocked for more than 473 seconds. [ 896.258542][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.258601][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.258675][ T32] task:kworker/1:744 state:D stack:0 pid:5230 tgid:5230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.279982][ T32] Workqueue: events bpf_prog_free_deferred [ 896.280171][ T32] Call trace: [ 896.280278][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.280430][ T32] r10:8291a684 r9:eb801d84 r8:00000002 r7:60000013 r6:eb801d8c r5:85510c00 [ 896.280496][ T32] r4:85510c00 [ 896.280549][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.280639][ T32] r5:85510c00 r4:8291a680 [ 896.280687][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.280778][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.280901][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb801e08 [ 896.280993][ T32] r4:00000000 [ 896.281048][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.281156][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.281242][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.281369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534dac0 [ 896.281436][ T32] r4:00000000 [ 896.281487][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.281620][ T32] r9:83018205 r8:85510c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 896.281681][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.281803][ T32] r5:00001000 r4:eb803000 [ 896.281860][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.281954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.282054][ T32] r5:8552b78c r4:8552b400 [ 896.282103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.282228][ T32] r7:ddde2d80 r6:83018200 r5:8552b78c r4:85483b80 [ 896.282302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.282432][ T32] r10:61c88647 r9:85510c00 r8:85483bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 896.282488][ T32] r4:85483b80 [ 896.282537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.282646][ T32] r10:00000000 r9:85483b80 r8:80287e08 r7:eb7f9e60 r6:85483e80 r5:85510c00 [ 896.282704][ T32] r4:00000001 [ 896.282775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.282872][ T32] Exception stack(0xeb801fb0 to 0xeb801ff8) [ 896.282946][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.283023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.283090][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.283193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.283270][ T32] r4:8534da80 [ 896.283914][ T32] INFO: task kworker/1:744:5230 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.284031][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.284197][ T32] Workqueue: events bpf_prog_free_deferred [ 896.284335][ T32] Call trace: [ 896.284410][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.284529][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.284587][ T32] r4:00000000 [ 896.284636][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.284730][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.284806][ T32] 1d20: b7162000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.284882][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.284952][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.285010][ T32] r5:80070013 r4:80239bb0 [ 896.285108][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.285258][ T32] r4:82ac21e4 [ 896.285419][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.285536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.285591][ T32] r4:dffe1dc0 [ 896.285658][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.285759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.285814][ T32] r4:00000000 [ 896.285863][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.285986][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.286066][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.286179][ T32] r5:00001000 r4:dfa13000 [ 896.286230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.286325][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.286427][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.286479][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.286594][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.286654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.286790][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.286854][ T32] r4:84e0be80 [ 896.286916][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.287031][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 896.287101][ T32] r4:00000001 [ 896.287170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.287253][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 896.287322][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.287409][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.287506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.287583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.287655][ T32] r4:84d87ac0 [ 896.287712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.287793][ T32] INFO: task kworker/1:745:5232 blocked for more than 473 seconds. [ 896.287868][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.287941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.287998][ T32] task:kworker/1:745 state:D stack:0 pid:5232 tgid:5232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.288140][ T32] Workqueue: events bpf_prog_free_deferred [ 896.288247][ T32] Call trace: [ 896.288335][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.288466][ T32] r10:8291a684 r9:eb80dd84 r8:00000002 r7:60000013 r6:eb80dd8c r5:85511800 [ 896.288528][ T32] r4:85511800 [ 896.288578][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.288764][ T32] r5:85511800 r4:8291a680 [ 896.309684][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.309867][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.309995][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb80de08 [ 896.310072][ T32] r4:00000000 [ 896.310159][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.310275][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.310366][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.310470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534dc00 [ 896.310527][ T32] r4:00000000 [ 896.310577][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.310687][ T32] r9:83018205 r8:85511800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 896.310740][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.310866][ T32] r5:00001000 r4:eb809000 [ 896.310945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.311050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.311176][ T32] r5:8552bb8c r4:8552b800 [ 896.311240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.311362][ T32] r7:ddde2d80 r6:83018200 r5:8552bb8c r4:852ffe80 [ 896.311421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.311572][ T32] r10:61c88647 r9:85511800 r8:852ffeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 896.311660][ T32] r4:852ffe80 [ 896.311732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.311845][ T32] r10:00000000 r9:852ffe80 r8:80287e08 r7:eb7f9e60 r6:852fff00 r5:85511800 [ 896.311963][ T32] r4:00000001 [ 896.312035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.312157][ T32] Exception stack(0xeb80dfb0 to 0xeb80dff8) [ 896.312237][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.312324][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.312413][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.312502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.312575][ T32] r4:8534db40 [ 896.313202][ T32] INFO: task kworker/1:745:5232 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.313289][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.313468][ T32] Workqueue: events bpf_prog_free_deferred [ 896.313576][ T32] Call trace: [ 896.313661][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.313785][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.313856][ T32] r4:00000000 [ 896.313906][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.313993][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.314063][ T32] 1d20: b72c2000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.314156][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.314226][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.314289][ T32] r5:80070013 r4:80239bb0 [ 896.314335][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.314425][ T32] r4:82ac21e4 [ 896.314477][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.314596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.314657][ T32] r4:dffe1dc0 [ 896.314709][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.314829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.314893][ T32] r4:00000000 [ 896.314946][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.315156][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.315219][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.315319][ T32] r5:00001000 r4:dfa13000 [ 896.315369][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.315464][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.315561][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.315613][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.315739][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.315838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.316171][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.316247][ T32] r4:84e0be80 [ 896.316299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.316419][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 896.316500][ T32] r4:00000001 [ 896.316574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.316685][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 896.316759][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.316828][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.316895][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.316968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.317027][ T32] r4:84d87ac0 [ 896.317097][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.317216][ T32] INFO: task kworker/1:746:5235 blocked for more than 473 seconds. [ 896.317293][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.317385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.317438][ T32] task:kworker/1:746 state:D stack:0 pid:5235 tgid:5235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.317581][ T32] Workqueue: events bpf_prog_free_deferred [ 896.317700][ T32] Call trace: [ 896.317804][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.317910][ T32] r10:8291a684 r9:eb821d84 r8:00000002 r7:60000013 r6:eb821d8c r5:85512400 [ 896.317967][ T32] r4:85512400 [ 896.318024][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.318119][ T32] r5:85512400 r4:8291a680 [ 896.318172][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.318263][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.318366][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb821e08 [ 896.318420][ T32] r4:00000000 [ 896.318468][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.318550][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.318634][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.348664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534df00 [ 896.349949][ T32] r4:00000000 [ 896.350018][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.350187][ T32] r9:83018205 r8:85512400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 896.350246][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.350356][ T32] r5:00001000 r4:eb81d000 [ 896.350411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.350510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.350657][ T32] r5:8553038c r4:85530000 [ 896.350719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.350831][ T32] r7:ddde2d80 r6:83018200 r5:8553038c r4:855a7000 [ 896.350884][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.350997][ T32] r10:61c88647 r9:85512400 r8:855a702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 896.351052][ T32] r4:855a7000 [ 896.351206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.351331][ T32] r10:00000000 r9:855a7000 r8:80287e08 r7:eb7f9e60 r6:855a7080 r5:85512400 [ 896.351463][ T32] r4:00000001 [ 896.351559][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.351662][ T32] Exception stack(0xeb821fb0 to 0xeb821ff8) [ 896.351741][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.351815][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.352185][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.352276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.352335][ T32] r4:8534dd40 [ 896.352931][ T32] INFO: task kworker/1:746:5235 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.353010][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.353351][ T32] Workqueue: events bpf_prog_free_deferred [ 896.353470][ T32] Call trace: [ 896.353550][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.353674][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.353750][ T32] r4:00000000 [ 896.353799][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.353886][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.353963][ T32] 1d20: b74ba000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.354036][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.354097][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.354166][ T32] r5:80070013 r4:80239bb0 [ 896.354220][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.354335][ T32] r4:82ac21e4 [ 896.354389][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.354508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.354569][ T32] r4:dffe1dc0 [ 896.354624][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.354749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.354823][ T32] r4:00000000 [ 896.354889][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.355004][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.355072][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.355187][ T32] r5:00001000 r4:dfa13000 [ 896.355244][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.355350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.355483][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.355539][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.355664][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.355747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.355860][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.355914][ T32] r4:84e0be80 [ 896.355963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.356076][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 896.356136][ T32] r4:00000001 [ 896.356227][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.356328][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 896.356402][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.356474][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.356542][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.356628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.356689][ T32] r4:84d87ac0 [ 896.356748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.356831][ T32] INFO: task kworker/1:747:5236 blocked for more than 473 seconds. [ 896.356917][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.357041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.357111][ T32] task:kworker/1:747 state:D stack:0 pid:5236 tgid:5236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.357272][ T32] Workqueue: events bpf_prog_free_deferred [ 896.357421][ T32] Call trace: [ 896.357552][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.357669][ T32] r10:8291a684 r9:eb7e5d84 r8:00000002 r7:60000013 r6:eb7e5d8c r5:85513000 [ 896.357738][ T32] r4:85513000 [ 896.357791][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.357885][ T32] r5:85513000 r4:8291a680 [ 896.357932][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.358029][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.358147][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e5e08 [ 896.358202][ T32] r4:00000000 [ 896.358250][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.358340][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.358429][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.358533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a4000 [ 896.358592][ T32] r4:00000000 [ 896.358656][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.382636][ T32] r9:83018205 r8:85513000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 896.382729][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.382895][ T32] r5:00001000 r4:eb82b000 [ 896.382988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.383088][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.383200][ T32] r5:8553078c r4:85530400 [ 896.383267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.383390][ T32] r7:ddde2d80 r6:83018200 r5:8553078c r4:855a7100 [ 896.383454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.383595][ T32] r10:61c88647 r9:85513000 r8:855a712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 896.383669][ T32] r4:855a7100 [ 896.383721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.383829][ T32] r10:00000000 r9:855a7100 r8:80287e08 r7:eb821e60 r6:855a7180 r5:85513000 [ 896.383910][ T32] r4:00000001 [ 896.383968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.384061][ T32] Exception stack(0xeb7e5fb0 to 0xeb7e5ff8) [ 896.384168][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 896.384265][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.384338][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.384414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.384471][ T32] r4:8534dec0 [ 896.385079][ T32] INFO: task kworker/1:747:5236 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.385182][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.385372][ T32] Workqueue: events bpf_prog_free_deferred [ 896.385562][ T32] Call trace: [ 896.385650][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.385771][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.385826][ T32] r4:00000000 [ 896.385889][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.386100][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.386197][ T32] 1d20: b7760000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.386270][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.386336][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.386400][ T32] r5:80070013 r4:80239bb0 [ 896.386477][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.386614][ T32] r4:82ac21e4 [ 896.386677][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.386871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.386968][ T32] r4:dffe1dc0 [ 896.387037][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.387177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.387252][ T32] r4:00000000 [ 896.387306][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.387423][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.387482][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.387599][ T32] r5:00001000 r4:dfa13000 [ 896.387654][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.387743][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.387852][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.387905][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.388007][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.388053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.388168][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.388220][ T32] r4:84e0be80 [ 896.388280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.388393][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 896.388460][ T32] r4:00000001 [ 896.388508][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.388593][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 896.388658][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.388799][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.412641][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.412773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.412833][ T32] r4:84d87ac0 [ 896.412896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.412969][ T32] INFO: task kworker/1:748:5239 blocked for more than 473 seconds. [ 896.413062][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.413147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.413206][ T32] task:kworker/1:748 state:D stack:0 pid:5239 tgid:5239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.413390][ T32] Workqueue: events bpf_prog_free_deferred [ 896.413546][ T32] Call trace: [ 896.413621][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.413746][ T32] r10:8291a684 r9:eb829d84 r8:00000002 r7:60000013 r6:eb829d8c r5:85513c00 [ 896.413800][ T32] r4:85513c00 [ 896.413848][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.413948][ T32] r5:85513c00 r4:8291a680 [ 896.414000][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.414095][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.414212][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb829e08 [ 896.414271][ T32] r4:00000000 [ 896.414321][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.414410][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.414521][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.414633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a4140 [ 896.414691][ T32] r4:00000000 [ 896.414743][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.414859][ T32] r9:83018205 r8:85513c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 896.414931][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.415033][ T32] r5:00001000 r4:eb831000 [ 896.415083][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.415190][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.415314][ T32] r5:85530b8c r4:85530800 [ 896.415374][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.415492][ T32] r7:ddde2d80 r6:83018200 r5:85530b8c r4:855a7200 [ 896.415548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.415700][ T32] r10:61c88647 r9:85513c00 r8:855a722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 896.415767][ T32] r4:855a7200 [ 896.415823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.415962][ T32] r10:00000000 r9:855a7200 r8:80287e08 r7:eb7e5e60 r6:855a7300 r5:85513c00 [ 896.416105][ T32] r4:00000001 [ 896.416212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.416319][ T32] Exception stack(0xeb829fb0 to 0xeb829ff8) [ 896.416394][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 896.416470][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.416540][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.416645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.416740][ T32] r4:855a4240 [ 896.417428][ T32] INFO: task kworker/1:748:5239 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.417512][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.417644][ T32] Workqueue: events bpf_prog_free_deferred [ 896.417744][ T32] Call trace: [ 896.417812][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.417933][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.417991][ T32] r4:00000000 [ 896.418079][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.418185][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.418264][ T32] 1d20: b79e3000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.418333][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.418396][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.418457][ T32] r5:80070013 r4:80239bb0 [ 896.418522][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.418643][ T32] r4:82ac21e4 [ 896.418788][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.437781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.437885][ T32] r4:dffe1dc0 [ 896.437942][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.438074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.438169][ T32] r4:00000000 [ 896.438234][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.438335][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.438399][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.438503][ T32] r5:00001000 r4:dfa13000 [ 896.438563][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.438653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.443254][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.443376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.443463][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.443506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.443568][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.443594][ T32] r4:84e0be80 [ 896.443616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.443670][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 896.443695][ T32] r4:00000001 [ 896.443716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.443757][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 896.443792][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.443824][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.443854][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.443886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.443909][ T32] r4:84d87ac0 [ 896.443933][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.443977][ T32] INFO: task kworker/1:749:5240 blocked for more than 473 seconds. [ 896.444026][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.444059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.444082][ T32] task:kworker/1:749 state:D stack:0 pid:5240 tgid:5240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.444170][ T32] Workqueue: events bpf_prog_free_deferred [ 896.444246][ T32] Call trace: [ 896.444281][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.444340][ T32] r10:8291a684 r9:eb835d84 r8:00000002 r7:60000113 r6:eb835d8c r5:85514800 [ 896.444364][ T32] r4:85514800 [ 896.444412][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.444488][ T32] r5:85514800 r4:8291a680 [ 896.444514][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.444585][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.444663][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb835e08 [ 896.444717][ T32] r4:00000000 [ 896.444742][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.444807][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.444856][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.444918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a4480 [ 896.444947][ T32] r4:00000000 [ 896.444986][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.445044][ T32] r9:83018205 r8:85514800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 896.445068][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.445114][ T32] r5:00001000 r4:eb845000 [ 896.445135][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.445196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.445253][ T32] r5:8553138c r4:85531000 [ 896.445276][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.445327][ T32] r7:ddde2d80 r6:83018200 r5:8553138c r4:855a7380 [ 896.445397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.445457][ T32] r10:61c88647 r9:85514800 r8:855a73ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 896.445482][ T32] r4:855a7380 [ 896.445519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.445574][ T32] r10:00000000 r9:855a7380 r8:80287e08 r7:eb829e60 r6:855a7480 r5:85514800 [ 896.445622][ T32] r4:00000001 [ 896.445651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.445692][ T32] Exception stack(0xeb835fb0 to 0xeb835ff8) [ 896.445747][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 896.445795][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.445828][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.445860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.445889][ T32] r4:855a43c0 [ 896.446252][ T32] INFO: task kworker/1:749:5240 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.446314][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.446404][ T32] Workqueue: events bpf_prog_free_deferred [ 896.446482][ T32] Call trace: [ 896.446516][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.446572][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.446623][ T32] r4:00000000 [ 896.446649][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.446695][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.446726][ T32] 1d20: b7c8f000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.446758][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.446785][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.446812][ T32] r5:80070013 r4:80239bb0 [ 896.446833][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.446901][ T32] r4:82ac21e4 [ 896.446927][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.446977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.447000][ T32] r4:dffe1dc0 [ 896.447058][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.447135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.447168][ T32] r4:00000000 [ 896.447192][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.447243][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.447266][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.447312][ T32] r5:00001000 r4:dfa13000 [ 896.447333][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.447405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.447457][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.447478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.447556][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.447978][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.448049][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.448077][ T32] r4:84e0be80 [ 896.448123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.448193][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 896.448225][ T32] r4:00000001 [ 896.448248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.448287][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 896.448317][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.448348][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.448398][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.448448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.448476][ T32] r4:84d87ac0 [ 896.448497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.448526][ T32] INFO: task kworker/1:750:5242 blocked for more than 473 seconds. [ 896.448558][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.448584][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.448607][ T32] task:kworker/1:750 state:D stack:0 pid:5242 tgid:5242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.448656][ T32] Workqueue: events bpf_prog_free_deferred [ 896.448699][ T32] Call trace: [ 896.459204][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.459303][ T32] r10:8291a684 r9:eb83dd84 r8:00000002 r7:60000013 r6:eb83dd8c r5:85515400 [ 896.459375][ T32] r4:85515400 [ 896.459453][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.459512][ T32] r5:85515400 r4:8291a680 [ 896.459537][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.459581][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.459628][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb83de08 [ 896.459668][ T32] r4:00000000 [ 896.459716][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.459786][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.459833][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.459881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a42c0 [ 896.459905][ T32] r4:00000000 [ 896.459961][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.460019][ T32] r9:83018205 r8:85515400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 896.460043][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.460122][ T32] r5:00001000 r4:eb83f000 [ 896.460237][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.460291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.460397][ T32] r5:85530f8c r4:85530c00 [ 896.460424][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.460479][ T32] r7:ddde2d80 r6:83018200 r5:85530f8c r4:855a7280 [ 896.460502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.460553][ T32] r10:61c88647 r9:85515400 r8:855a72ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 896.460605][ T32] r4:855a7280 [ 896.460707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.460772][ T32] r10:00000000 r9:855a7280 r8:80287e08 r7:eb835e60 r6:855a7580 r5:85515400 [ 896.460799][ T32] r4:00000001 [ 896.460847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.460893][ T32] Exception stack(0xeb83dfb0 to 0xeb83dff8) [ 896.460928][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.461033][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.461259][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.461348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.461378][ T32] r4:855a4280 [ 896.461797][ T32] INFO: task kworker/1:750:5242 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.461838][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.461911][ T32] Workqueue: events bpf_prog_free_deferred [ 896.461962][ T32] Call trace: [ 896.462023][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.462105][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.462143][ T32] r4:00000000 [ 896.462173][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.462219][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.462251][ T32] 1d20: b7da3000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.462307][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.462341][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.462426][ T32] r5:80070013 r4:80239bb0 [ 896.462462][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.462508][ T32] r4:82ac21e4 [ 896.462530][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.462637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.462666][ T32] r4:dffe1dc0 [ 896.462687][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.462738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.462787][ T32] r4:00000000 [ 896.462813][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.462873][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.462896][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.462996][ T32] r5:00001000 r4:dfa13000 [ 896.463023][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.463069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.463141][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.463171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.463230][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.463268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.463325][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.463373][ T32] r4:84e0be80 [ 896.463423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.463479][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 896.463554][ T32] r4:00000001 [ 896.463579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.463619][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 896.463653][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.463688][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.463719][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.463751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.463781][ T32] r4:84d87ac0 [ 896.463804][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.463835][ T32] INFO: task kworker/1:751:5244 blocked for more than 473 seconds. [ 896.463894][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.463926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.463949][ T32] task:kworker/1:751 state:D stack:0 pid:5244 tgid:5244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.463999][ T32] Workqueue: events bpf_prog_free_deferred [ 896.464269][ T32] Call trace: [ 896.464378][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.464438][ T32] r10:8291a684 r9:eb849d84 r8:00000002 r7:60000113 r6:eb849d8c r5:85516000 [ 896.464475][ T32] r4:85516000 [ 896.464500][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.464551][ T32] r5:85516000 r4:8291a680 [ 896.464572][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.464615][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.464662][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb849e08 [ 896.464686][ T32] r4:00000000 [ 896.464706][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.464744][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.464781][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.464826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a4780 [ 896.464849][ T32] r4:00000000 [ 896.464870][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.464937][ T32] r9:83018205 r8:85516000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 896.464964][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.465011][ T32] r5:00001000 r4:eb859000 [ 896.465056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.465111][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.465228][ T32] r5:85531b8c r4:85531800 [ 896.465254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.465349][ T32] r7:ddde2d80 r6:83018200 r5:85531b8c r4:855a7400 [ 896.465377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.465431][ T32] r10:61c88647 r9:85516000 r8:855a742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 896.465484][ T32] r4:855a7400 [ 896.465509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.465612][ T32] r10:00000000 r9:855a7400 r8:80287e08 r7:eb835e60 r6:855a7680 r5:85516000 [ 896.465698][ T32] r4:00000001 [ 896.465742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.465786][ T32] Exception stack(0xeb849fb0 to 0xeb849ff8) [ 896.465818][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 896.465875][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.465909][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.465944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.465993][ T32] r4:855a46c0 [ 896.466142][ T32] INFO: task kworker/1:751:5244 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.466207][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.466295][ T32] Workqueue: events bpf_prog_free_deferred [ 896.466356][ T32] Call trace: [ 896.466441][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.466504][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.466530][ T32] r4:00000000 [ 896.466550][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.466591][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.466623][ T32] 1d20: b7da3000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.466704][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.466736][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.466763][ T32] r5:80070013 r4:80239bb0 [ 896.466792][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.466865][ T32] r4:82ac21e4 [ 896.466891][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.466940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.466965][ T32] r4:dffe1dc0 [ 896.466987][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.467039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.467065][ T32] r4:00000000 [ 896.467099][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.467159][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.467184][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.467231][ T32] r5:00001000 r4:dfa13000 [ 896.467252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.467296][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.467342][ T32] r5:85ef9f8c r4:85ef9c00 ** 2 printk messages dropped ** [ 896.467494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 896.467765][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 6 printk messages dropped ** [ 896.468117][ T32] INFO: task kworker/1:752:5246 blocked for more than 473 seconds. ** 4 printk messages dropped ** [ 896.468471][ T32] Call trace: [ 896.468533][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.468614][ T32] r10:8291a684 r9:eb851d84 r8:00000002 r7:60000013 r6:eb851d8c r5:85516c00 [ 896.468650][ T32] r4:85516c00 [ 896.468672][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.468720][ T32] r5:85516c00 r4:8291a680 [ 896.468817][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.499326][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.499427][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb851e08 [ 896.499509][ T32] r4:00000000 [ 896.499570][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.499665][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.499873][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.499928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a45c0 [ 896.500026][ T32] r4:00000000 [ 896.500077][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.500136][ T32] r9:83018205 r8:85516c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 896.500171][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.500224][ T32] r5:00001000 r4:eb853000 [ 896.500265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.500364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.500440][ T32] r5:8553178c r4:85531400 [ 896.500466][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.500597][ T32] r7:ddde2d80 r6:83018200 r5:8553178c r4:855a7500 [ 896.500624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.500679][ T32] r10:61c88647 r9:85516c00 r8:855a752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 896.500728][ T32] r4:855a7500 [ 896.500760][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.500817][ T32] r10:00000000 r9:855a7500 r8:80287e08 r7:eb849e60 r6:855a7780 r5:85516c00 [ 896.500841][ T32] r4:00000001 [ 896.500862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.500901][ T32] Exception stack(0xeb851fb0 to 0xeb851ff8) [ 896.500936][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.500986][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.501071][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.501131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.501162][ T32] r4:855a4500 [ 896.501543][ T32] INFO: task kworker/1:752:5246 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.501582][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.501687][ T32] Workqueue: events bpf_prog_free_deferred [ 896.501766][ T32] Call trace: [ 896.501831][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.501922][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.501952][ T32] r4:00000000 [ 896.501973][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.502030][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.502066][ T32] 1d20: b8385000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.502099][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.502159][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.502192][ T32] r5:80070013 r4:80239bb0 [ 896.502219][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.502290][ T32] r4:82ac21e4 [ 896.502316][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.502366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.502439][ T32] r4:dffe1dc0 [ 896.502492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.502570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.502598][ T32] r4:00000000 [ 896.502647][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.502702][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.502725][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.502771][ T32] r5:00001000 r4:dfa13000 [ 896.502792][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.502834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.502918][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.503065][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.503121][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.503145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.503205][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 896.503340][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 896.503674][ T32] r4:84d87ac0 ** 3 printk messages dropped ** [ 896.503812][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 896.504283][ T32] r5:85518000 r4:8291a680 ** 4 printk messages dropped ** [ 896.504509][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 896.504756][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 896.504941][ T32] r5:85531f8c r4:85531c00 ** 1 printk messages dropped ** [ 896.505138][ T32] r7:ddde2d80 r6:83018200 r5:85531f8c r4:855a7600 ** 4 printk messages dropped ** [ 896.505386][ T32] r10:00000000 r9:855a7600 r8:80287e08 r7:eb849e60 r6:855a7700 r5:85518000 ** 3 printk messages dropped ** [ 896.505597][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.505633][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.505663][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.505695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.505718][ T32] r4:855a4740 [ 896.505894][ T32] INFO: task kworker/1:753:5248 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.505931][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.506179][ T32] Workqueue: events bpf_prog_free_deferred [ 896.506282][ T32] Call trace: [ 896.506318][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.506402][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.506433][ T32] r4:00000000 [ 896.506652][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.506701][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.506733][ T32] 1d20: b8385000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.506765][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.506842][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.506882][ T32] r5:80070013 r4:80239bb0 [ 896.507029][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.507109][ T32] r4:82ac21e4 [ 896.507135][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.507211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.507249][ T32] r4:dffe1dc0 [ 896.507271][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.507317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.507341][ T32] r4:00000000 [ 896.507414][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.507483][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.507511][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 896.507981][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 4 printk messages dropped ** [ 896.508187][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 8 printk messages dropped ** [ 896.508559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 896.536067][ T32] r4:85518c00 ** 4 printk messages dropped ** [ 896.536299][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb865e08 ** 5 printk messages dropped ** [ 896.536853][ T32] r4:00000000 ** 5 printk messages dropped ** [ 896.537101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.537157][ T32] r5:8553278c r4:85532400 ** 1 printk messages dropped ** [ 896.537233][ T32] r7:ddde2d80 r6:83018200 r5:8553278c r4:855a7800 ** 4 printk messages dropped ** [ 896.537843][ T32] r10:00000000 r9:855a7800 r8:80287e08 r7:eb85de60 r6:855a7900 r5:85518c00 ** 7 printk messages dropped ** [ 896.538144][ T32] r4:855a4940 ** 2 printk messages dropped ** [ 896.538660][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 896.545200][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.545276][ T32] r4:00000000 [ 896.545347][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.545405][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.545443][ T32] 1d20: b874f000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.545475][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.545502][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.545546][ T32] r5:80070013 r4:80239bb0 [ 896.545595][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.545645][ T32] r4:82ac21e4 [ 896.545667][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.545740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.545769][ T32] r4:dffe1dc0 [ 896.545995][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.546049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.546074][ T32] r4:00000000 [ 896.546193][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.546277][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.546305][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.546359][ T32] r5:00001000 r4:dfa13000 [ 896.546382][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.546425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.546487][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.546512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.546689][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.546717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.546845][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 896.547697][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 896.547848][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.547881][ T32] INFO: task kworker/1:755:5252 blocked for more than 473 seconds. [ 896.547969][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.548026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.548069][ T32] task:kworker/1:755 state:D stack:0 pid:5252 tgid:5252 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.548233][ T32] Workqueue: events bpf_prog_free_deferred [ 896.548300][ T32] Call trace: [ 896.548337][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.548397][ T32] r10:8291a684 r9:eb871d84 r8:00000002 r7:60000013 r6:eb871d8c r5:85519800 [ 896.548424][ T32] r4:85519800 [ 896.548445][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.548493][ T32] r5:85519800 r4:8291a680 ** 1 printk messages dropped ** [ 896.548685][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 896.563154][ T32] r5:8553238c r4:85532000 ** 3 printk messages dropped ** [ 896.563303][ T32] r10:61c88647 r9:85519800 r8:855a79ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 896.563449][ T32] r4:00000001 [ 896.563470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.563537][ T32] Exception stack(0xeb871fb0 to 0xeb871ff8) [ 896.563576][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.563610][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.563641][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.563749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.563895][ T32] r4:855a4a40 [ 896.564286][ T32] INFO: task kworker/1:755:5252 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.564329][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 896.564683][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 11 printk messages dropped ** [ 896.565245][ T32] r4:00000000 ** 8 printk messages dropped ** [ 896.565870][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 11 printk messages dropped ** [ 896.566765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 16 printk messages dropped ** [ 896.567690][ T32] r4:00000000 ** 5 printk messages dropped ** [ 896.567896][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.567946][ T32] r9:83018205 r8:8551a400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 896.568117][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.568179][ T32] r5:00001000 r4:e0683000 [ 896.568201][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.568268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.568444][ T32] r5:84669f8c r4:84669c00 [ 896.568469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.568522][ T32] r7:ddde2d80 r6:83018200 r5:84669f8c r4:855a7b80 [ 896.568544][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.568612][ T32] r10:61c88647 r9:8551a400 r8:855a7bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 896.568690][ T32] r4:855a7b80 [ 896.591914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.592099][ T32] r10:00000000 r9:855a7b80 r8:80287e08 r7:eb865e60 r6:855a7a00 r5:8551a400 [ 896.592130][ T32] r4:00000001 [ 896.592218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.592378][ T32] Exception stack(0xeb879fb0 to 0xeb879ff8) [ 896.592418][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 896.592500][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.592535][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.592570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.592621][ T32] r4:855a4a40 [ 896.592982][ T32] INFO: task kworker/1:756:5257 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.593020][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 896.593698][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 3 printk messages dropped ** [ 896.594029][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 896.594403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 10 printk messages dropped ** [ 896.595007][ T32] r5:85ef9f8c r4:85ef9c00 ** 5 printk messages dropped ** [ 896.595471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 896.595637][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 896.596078][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 896.596374][ T32] r5:8551b000 r4:8291a680 [ 896.596400][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.596470][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.596536][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d5e08 [ 896.596564][ T32] r4:00000000 [ 896.596610][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.596652][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.596716][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.596773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c2e00 [ 896.596851][ T32] r4:00000000 [ 896.596877][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.596928][ T32] r9:83018205 r8:8551b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 896.596975][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.597025][ T32] r5:00001000 r4:eb153000 [ 896.597048][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.597090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.597179][ T32] r5:854ce78c r4:854ce400 [ 896.597242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.597298][ T32] r7:ddde2d80 r6:83018200 r5:854ce78c r4:855a7a80 [ 896.597323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.597404][ T32] r10:61c88647 r9:8551b000 r8:855a7aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 896.597453][ T32] r4:855a7a80 [ 896.597502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.597581][ T32] r10:00000000 r9:855a7a80 r8:80287e08 r7:eb879e60 r6:855a7b00 r5:8551b000 [ 896.597610][ T32] r4:00000001 [ 896.597630][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.597694][ T32] Exception stack(0xeb6d5fb0 to 0xeb6d5ff8) [ 896.597728][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 896.597765][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.597822][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.597858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.597883][ T32] r4:855a4a40 [ 896.598057][ T32] INFO: task kworker/1:757:5258 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.598092][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.598192][ T32] Workqueue: events bpf_prog_free_deferred [ 896.598261][ T32] Call trace: [ 896.598292][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.598364][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.598393][ T32] r4:00000000 [ 896.598419][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.598489][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.598525][ T32] 1d20: b8ebd000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.598583][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.598619][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.598649][ T32] r5:80070013 r4:80239bb0 [ 896.598670][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.598715][ T32] r4:82ac21e4 [ 896.610512][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 896.610882][ T32] r4:00000000 ** 5 printk messages dropped ** [ 896.611200][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 896.611693][ T32] r4:00000001 ** 4 printk messages dropped ** [ 896.611973][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 896.612470][ T32] Workqueue: events bpf_prog_free_deferred [ 896.612527][ T32] Call trace: [ 896.612660][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.612748][ T32] r10:8291a684 r9:eb885d84 r8:00000002 r7:60000113 r6:eb885d8c r5:8551bc00 [ 896.612777][ T32] r4:8551bc00 [ 896.612799][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.612870][ T32] r5:8551bc00 r4:8291a680 [ 896.612920][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.612970][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.613071][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb885e08 [ 896.613125][ T32] r4:00000000 [ 896.613156][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.613258][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.613300][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.613375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bc7c0 [ 896.613402][ T32] r4:00000000 [ 896.613424][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.613484][ T32] r9:83018205 r8:8551bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 896.613508][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.613553][ T32] r5:00001000 r4:eb117000 [ 896.613602][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.613657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.613704][ T32] r5:85532b8c r4:85532800 [ 896.613725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.613790][ T32] r7:ddde2d80 r6:83018200 r5:85532b8c r4:855a7c00 [ 896.613818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.613894][ T32] r10:61c88647 r9:8551bc00 r8:855a7c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 896.613922][ T32] r4:855a7c00 [ 896.613948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.614026][ T32] r10:00000000 r9:855a7c00 r8:80287e08 r7:eb6d5e60 r6:855a7c80 r5:8551bc00 [ 896.614054][ T32] r4:00000001 [ 896.614075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.614116][ T32] Exception stack(0xeb885fb0 to 0xeb885ff8) [ 896.614179][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 896.614242][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.614301][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.614337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.614361][ T32] r4:855a4a40 [ 896.614713][ T32] INFO: task kworker/1:758:5259 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.614774][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.614896][ T32] Workqueue: events bpf_prog_free_deferred [ 896.614947][ T32] Call trace: [ 896.614999][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.615100][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.615172][ T32] r4:00000000 [ 896.615258][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.615305][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.615337][ T32] 1d20: b8ebd000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.615371][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.615448][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.615479][ T32] r5:80070013 r4:80239bb0 [ 896.615501][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.615545][ T32] r4:82ac21e4 [ 896.615592][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.615644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 6 printk messages dropped ** [ 896.616197][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 896.617128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 896.618655][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb889e08 ** 11 printk messages dropped ** [ 896.643904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.644014][ T32] r5:854ccb8c r4:854cc800 [ 896.644072][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.644199][ T32] r7:dddced80 r6:83018000 r5:854ccb8c r4:85363c00 [ 896.644254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.644367][ T32] r10:61c88647 r9:8551c800 r8:85363c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.644440][ T32] r4:85363c00 [ 896.644499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.644615][ T32] r10:00000000 r9:85363c00 r8:80287e08 r7:eb6c9e60 r6:855a7d00 r5:8551c800 [ 896.644673][ T32] r4:00000001 [ 896.644723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.644813][ T32] Exception stack(0xeb889fb0 to 0xeb889ff8) [ 896.644903][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 896.644981][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.645113][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.645203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.645280][ T32] r4:855c2100 [ 896.645957][ T32] INFO: task kworker/0:306:5261 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.646037][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.646215][ T32] Workqueue: events bpf_prog_free_deferred [ 896.646380][ T32] Call trace: [ 896.646520][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.646649][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.646722][ T32] r4:00000000 [ 896.646800][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.646903][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.646978][ T32] 1d20: b90da000 dfeb5000 00000001 80239b98 7f081000 00000001 ** 14 printk messages dropped ** [ 896.648295][ T32] r5:00001000 r4:dfa13000 ** 10 printk messages dropped ** [ 896.669756][ T32] r4:00000001 ** 8 printk messages dropped ** [ 896.670642][ T32] INFO: task kworker/0:307:5262 blocked for more than 473 seconds. ** 15 printk messages dropped ** [ 896.672035][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 896.673306][ T32] r10:61c88647 r9:8551d400 r8:85363dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 896.675433][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 13 printk messages dropped ** [ 896.676477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 3 printk messages dropped ** [ 896.676740][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.676861][ T32] r5:00001000 r4:dfa13000 [ 896.676920][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.677018][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.677111][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.677179][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.677318][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.677413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.677528][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.677587][ T32] r4:84e0be80 [ 896.677661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.677808][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 896.677903][ T32] r4:00000001 [ 896.677962][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.678061][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 896.678136][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.678228][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.678303][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.678380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.678442][ T32] r4:84d87ac0 [ 896.678524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.678604][ T32] INFO: task kworker/0:308:5265 blocked for more than 473 seconds. [ 896.678681][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.678808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.706556][ T32] task:kworker/0:308 state:D stack:0 pid:5265 tgid:5265 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 896.707396][ T32] r5:84ee0000 r4:8291a680 ** 2 printk messages dropped ** [ 896.707678][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb899e08 ** 4 printk messages dropped ** [ 896.708220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c2480 ** 6 printk messages dropped ** [ 896.719930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.720139][ T32] r5:854ccf8c r4:854ccc00 ** 1 printk messages dropped ** [ 896.720359][ T32] r7:dddced80 r6:83018000 r5:854ccf8c r4:85363e00 ** 3 printk messages dropped ** [ 896.720703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 896.721414][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 896.722619][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 896.723195][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 2 printk messages dropped ** [ 896.723445][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 896.723879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 3 printk messages dropped ** [ 896.724207][ T32] r4:00000000 ** 3 printk messages dropped ** [ 896.724552][ T32] r5:00001000 r4:dfa13000 ** 1 printk messages dropped ** [ 896.724747][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 896.725386][ T32] r4:84e0be80 ** 1 printk messages dropped ** [ 896.725565][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 3 printk messages dropped ** [ 896.725842][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 896.726146][ T32] r4:84d87ac0 ** 2 printk messages dropped ** [ 896.726346][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 896.726598][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 896.727041][ T32] r4:84ee1800 ** 3 printk messages dropped ** [ 896.727460][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 896.727763][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 896.728057][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 896.728480][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.728588][ T32] r5:854cd78c r4:854cd400 ** 2 printk messages dropped ** [ 896.759913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 896.760333][ T32] r10:00000000 r9:85363e80 r8:80287e08 r7:eb899e60 r6:855a7e80 r5:84ee1800 ** 4 printk messages dropped ** [ 896.760658][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 896.760912][ T32] r4:855c2440 ** 2 printk messages dropped ** [ 896.761937][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 896.762462][ T32] r4:00000000 ** 2 printk messages dropped ** [ 896.762702][ T32] 1d20: b972e000 dfeb5000 00000001 80239b98 7f081000 00000001 ** 3 printk messages dropped ** [ 896.762962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 896.763513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 4 printk messages dropped ** [ 896.763900][ T32] r5:00001000 r4:dfa13000 ** 1 printk messages dropped ** [ 896.764046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 896.764349][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.764408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.764526][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.764602][ T32] r4:84e0be80 [ 896.764671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.764786][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 896.764838][ T32] r4:00000001 [ 896.764886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.764967][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 896.765051][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.765137][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.765230][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.765321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.765400][ T32] r4:84d87ac0 [ 896.765451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.765513][ T32] INFO: task kworker/0:310:5268 blocked for more than 473 seconds. [ 896.765584][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.765648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.765701][ T32] task:kworker/0:310 state:D stack:0 pid:5268 tgid:5268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.765847][ T32] Workqueue: events bpf_prog_free_deferred [ 896.765951][ T32] Call trace: [ 896.766054][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.766198][ T32] r10:8291a684 r9:eb8a5d84 r8:00000002 r7:60000113 r6:eb8a5d8c r5:84ee2400 [ 896.766254][ T32] r4:84ee2400 [ 896.766302][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.766415][ T32] r5:84ee2400 r4:8291a680 [ 896.766467][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.766556][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.766657][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a5e08 [ 896.766712][ T32] r4:00000000 [ 896.766762][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.766852][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.766945][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.767040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c2640 [ 896.767094][ T32] r4:00000000 [ 896.767142][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.767281][ T32] r9:83018005 r8:84ee2400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 896.767347][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.767454][ T32] r5:00001000 r4:eb015000 [ 896.767505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.767601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.767722][ T32] r5:854cd38c r4:854cd000 [ 896.767782][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.767899][ T32] r7:dddced80 r6:83018000 r5:854cd38c r4:85363c80 [ 896.767951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.768065][ T32] r10:61c88647 r9:84ee2400 r8:85363cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.768143][ T32] r4:85363c80 [ 896.768221][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.768335][ T32] r10:00000000 r9:85363c80 r8:80287e08 r7:eb8a1e60 r6:855a7f00 r5:84ee2400 [ 896.768395][ T32] r4:00000001 [ 896.768447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.768537][ T32] Exception stack(0xeb8a5fb0 to 0xeb8a5ff8) [ 896.768611][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 896.768685][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.768823][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.793062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.793170][ T32] r4:855c2440 [ 896.793822][ T32] INFO: task kworker/0:310:5268 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.793941][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.794106][ T32] Workqueue: events bpf_prog_free_deferred [ 896.794330][ T32] Call trace: [ 896.794418][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.794547][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.794609][ T32] r4:00000000 [ 896.794659][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.794755][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.794860][ T32] 1d20: b9870000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.794937][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.795000][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.795062][ T32] r5:80070013 r4:80239bb0 [ 896.795114][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.795223][ T32] r4:82ac21e4 [ 896.795302][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.795438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.795510][ T32] r4:dffe1dc0 [ 896.795568][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.795676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.795743][ T32] r4:00000000 [ 896.795793][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.795927][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.795990][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.796093][ T32] r5:00001000 r4:dfa13000 [ 896.796189][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.796326][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.796443][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.796501][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.796619][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.796675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.796793][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.796850][ T32] r4:84e0be80 [ 896.796914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.797030][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 896.797090][ T32] r4:00000001 [ 896.797151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.797236][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 896.797313][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.797419][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.797487][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.797560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.797645][ T32] r4:84d87ac0 [ 896.797702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.797786][ T32] INFO: task kworker/0:311:5270 blocked for more than 473 seconds. [ 896.797875][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.797938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.797990][ T32] task:kworker/0:311 state:D stack:0 pid:5270 tgid:5270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.798147][ T32] Workqueue: events bpf_prog_free_deferred [ 896.798256][ T32] Call trace: [ 896.798363][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.798486][ T32] r10:8291a684 r9:eb8add84 r8:00000002 r7:60000113 r6:eb8add8c r5:84ee3c00 [ 896.798576][ T32] r4:84ee3c00 [ 896.798642][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.817201][ T32] r5:84ee3c00 r4:8291a680 [ 896.817389][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.817551][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.817674][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ade08 [ 896.817734][ T32] r4:00000000 [ 896.817787][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.817879][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.818007][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.818144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c2980 [ 896.818204][ T32] r4:00000000 [ 896.818260][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.818377][ T32] r9:83018005 r8:84ee3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 896.818435][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.818546][ T32] r5:00001000 r4:eb0c1000 [ 896.818612][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.818710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.822777][ T32] r5:854cdf8c r4:854cdc00 [ 896.822849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.822994][ T32] r7:dddced80 r6:83018000 r5:854cdf8c r4:85363f80 [ 896.823063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.823194][ T32] r10:61c88647 r9:84ee3c00 r8:85363fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.823262][ T32] r4:85363f80 [ 896.823363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.823485][ T32] r10:00000000 r9:85363f80 r8:80287e08 r7:eb8a1e60 r6:855a7f80 r5:84ee3c00 [ 896.823543][ T32] r4:00000001 [ 896.823617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.823725][ T32] Exception stack(0xeb8adfb0 to 0xeb8adff8) [ 896.823799][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 896.823871][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.823940][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.824031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.824094][ T32] r4:855c2540 [ 896.824736][ T32] INFO: task kworker/0:311:5270 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.824829][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.825001][ T32] Workqueue: events bpf_prog_free_deferred [ 896.825123][ T32] Call trace: [ 896.825225][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.825398][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.825467][ T32] r4:00000000 [ 896.825518][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.825612][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.825697][ T32] 1d20: b9a57000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.825773][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.825838][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.825898][ T32] r5:80070013 r4:80239bb0 [ 896.825970][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.826086][ T32] r4:82ac21e4 [ 896.826159][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.826265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.826337][ T32] r4:dffe1dc0 [ 896.826395][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.826501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.826557][ T32] r4:00000000 [ 896.826624][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.826752][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.826822][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.826928][ T32] r5:00001000 r4:dfa13000 [ 896.826981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.827079][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.827189][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.827263][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.827392][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.827461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.827601][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.827663][ T32] r4:84e0be80 [ 896.827717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.827829][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 896.827898][ T32] r4:00000001 [ 896.827958][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.828048][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 896.828110][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.828189][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.828247][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.828309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.828369][ T32] r4:84d87ac0 [ 896.828417][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.828478][ T32] INFO: task kworker/0:312:5272 blocked for more than 473 seconds. [ 896.828556][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.828617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.828667][ T32] task:kworker/0:312 state:D stack:0 pid:5272 tgid:5272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.847725][ T32] Workqueue: events bpf_prog_free_deferred [ 896.847899][ T32] Call trace: [ 896.848004][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.848163][ T32] r10:8291a684 r9:eb881d84 r8:00000002 r7:60000113 r6:eb881d8c r5:85562400 [ 896.848240][ T32] r4:85562400 [ 896.848363][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.848473][ T32] r5:85562400 r4:8291a680 [ 896.848555][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.848655][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.848841][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb881e08 [ 896.853916][ T32] r4:00000000 [ 896.854020][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.854164][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.854276][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.854383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c2840 [ 896.854461][ T32] r4:00000000 [ 896.854520][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.854653][ T32] r9:83018005 r8:85562400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 896.854714][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.854825][ T32] r5:00001000 r4:eb087000 [ 896.854878][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.854979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.855083][ T32] r5:854cdb8c r4:854cd800 [ 896.855148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.855266][ T32] r7:dddced80 r6:83018000 r5:854cdb8c r4:855b7000 [ 896.855322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.855440][ T32] r10:61c88647 r9:85562400 r8:855b702c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.855516][ T32] r4:855b7000 [ 896.855599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.855722][ T32] r10:00000000 r9:855b7000 r8:80287e08 r7:eb8ade60 r6:855b7080 r5:85562400 [ 896.855784][ T32] r4:00000001 [ 896.855848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.855943][ T32] Exception stack(0xeb881fb0 to 0xeb881ff8) [ 896.856018][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.856095][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.856177][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.856253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.856311][ T32] r4:855c26c0 [ 896.856966][ T32] INFO: task kworker/0:312:5272 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.857104][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.857284][ T32] Workqueue: events bpf_prog_free_deferred [ 896.857429][ T32] Call trace: [ 896.857545][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.857694][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.857761][ T32] r4:00000000 [ 896.857816][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.857914][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.857991][ T32] 1d20: b9dc1000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.858065][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.858142][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.858225][ T32] r5:80070013 r4:80239bb0 [ 896.858280][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.858392][ T32] r4:82ac21e4 [ 896.858479][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.858585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.858641][ T32] r4:dffe1dc0 [ 896.858707][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.877676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.877789][ T32] r4:00000000 [ 896.877863][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.878019][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.878082][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.878204][ T32] r5:00001000 r4:dfa13000 [ 896.878282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.878385][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.878504][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.878582][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.883694][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.883845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.884062][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.884157][ T32] r4:84e0be80 [ 896.884220][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.884358][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 896.884427][ T32] r4:00000001 [ 896.884496][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.884614][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 896.884698][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.884835][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.884912][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.884992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.885057][ T32] r4:84d87ac0 [ 896.885121][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.885206][ T32] INFO: task kworker/0:313:5275 blocked for more than 473 seconds. [ 896.885297][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.885418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.885482][ T32] task:kworker/0:313 state:D stack:0 pid:5275 tgid:5275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.885615][ T32] Workqueue: events bpf_prog_free_deferred [ 896.885725][ T32] Call trace: [ 896.885804][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.885926][ T32] r10:8291a684 r9:eb8b5d84 r8:00000002 r7:60000113 r6:eb8b5d8c r5:85564800 [ 896.885984][ T32] r4:85564800 [ 896.886030][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.886137][ T32] r5:85564800 r4:8291a680 [ 896.886187][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.886275][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.886373][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b5e08 [ 896.886426][ T32] r4:00000000 [ 896.886474][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.886581][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.886683][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.886822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c2b80 [ 896.886885][ T32] r4:00000000 [ 896.886940][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.887057][ T32] r9:83018005 r8:85564800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 896.887114][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.887227][ T32] r5:00001000 r4:eb0f3000 [ 896.887300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.887427][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.887548][ T32] r5:854ce38c r4:854ce000 [ 896.887616][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.887736][ T32] r7:dddced80 r6:83018000 r5:854ce38c r4:855b7100 [ 896.887905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.888040][ T32] r10:61c88647 r9:85564800 r8:855b712c r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.888115][ T32] r4:855b7100 [ 896.888183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.888300][ T32] r10:00000000 r9:855b7100 r8:80287e08 r7:eb8ade60 r6:855b7280 r5:85564800 [ 896.888359][ T32] r4:00000001 [ 896.888433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.888528][ T32] Exception stack(0xeb8b5fb0 to 0xeb8b5ff8) [ 896.888615][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 896.888703][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.902781][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.902973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.903154][ T32] r4:855c28c0 [ 896.903798][ T32] INFO: task kworker/0:313:5275 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 896.903875][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.904040][ T32] Workqueue: events bpf_prog_free_deferred [ 896.904211][ T32] Call trace: [ 896.904293][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 896.904421][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 896.904479][ T32] r4:00000000 [ 896.904528][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 896.904647][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 896.904744][ T32] 1d20: ba3fb000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 896.904823][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 896.904887][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 896.905064][ T32] r5:80070013 r4:80239bb0 [ 896.905141][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 896.905242][ T32] r4:82ac21e4 [ 896.905293][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 896.905439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 896.905494][ T32] r4:dffe1dc0 [ 896.905542][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.905645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.905698][ T32] r4:00000000 [ 896.905745][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.905868][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.905927][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.906026][ T32] r5:00001000 r4:dfa13000 [ 896.906075][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.906181][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.906294][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.906345][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.906456][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.906533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.906702][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.906788][ T32] r4:84e0be80 [ 896.906852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.906968][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 896.907022][ T32] r4:00000001 [ 896.907070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.907189][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 896.907262][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.907352][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.907450][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.907530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.907586][ T32] r4:84d87ac0 [ 896.907660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.907758][ T32] INFO: task kworker/0:314:5277 blocked for more than 473 seconds. [ 896.907836][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.907895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.907945][ T32] task:kworker/0:314 state:D stack:0 pid:5277 tgid:5277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.908083][ T32] Workqueue: events bpf_prog_free_deferred [ 896.908237][ T32] Call trace: [ 896.908319][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.908457][ T32] r10:8291a684 r9:eb8b9d84 r8:00000002 r7:60000013 r6:eb8b9d8c r5:85563000 ** 4 printk messages dropped ** [ 896.929786][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 896.930744][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 896.931065][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 896.931592][ T32] r10:61c88647 r9:85563000 r8:855b71ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 896.932300][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 896.933827][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 7 printk messages dropped ** [ 896.934511][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 896.935433][ T32] r5:00001000 r4:dfa13000 ** 6 printk messages dropped ** [ 896.936025][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 896.936809][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 896.937374][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 896.938077][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 896.938662][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 896.963297][ T32] r5:854cf78c r4:854cf400 ** 3 printk messages dropped ** [ 896.963721][ T32] r10:61c88647 r9:85565400 r8:855b722c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 896.964519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 896.965699][ T32] Call trace: ** 5 printk messages dropped ** [ 896.966252][ T32] 1d20: ba849000 dfeb5000 00000001 80239b98 7f081000 00000001 ** 7 printk messages dropped ** [ 896.966842][ T32] r4:dffe1dc0 [ 896.966893][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.966992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 896.967046][ T32] r4:00000000 [ 896.967108][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 896.967227][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 896.967295][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 896.967399][ T32] r5:00001000 r4:dfa13000 [ 896.967448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 896.967541][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 896.967639][ T32] r5:85ef9f8c r4:85ef9c00 [ 896.967687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 896.967794][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 896.967847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 896.967957][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 896.968012][ T32] r4:84e0be80 [ 896.968058][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 896.968177][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 896.968231][ T32] r4:00000001 [ 896.968317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 896.968423][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 896.968492][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 896.968595][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 896.968667][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 896.968738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 896.987015][ T32] r4:84d87ac0 [ 896.987215][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 896.987310][ T32] INFO: task kworker/1:759:5280 blocked for more than 474 seconds. [ 896.987410][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 896.987537][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 896.987599][ T32] task:kworker/1:759 state:D stack:0 pid:5280 tgid:5280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 896.987735][ T32] Workqueue: events bpf_prog_free_deferred [ 896.987890][ T32] Call trace: [ 896.987970][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 896.988097][ T32] r10:8291a684 r9:eb8c5d84 r8:00000002 r7:60000113 r6:eb8c5d8c r5:85563c00 [ 896.988189][ T32] r4:85563c00 [ 896.988257][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 896.988359][ T32] r5:85563c00 r4:8291a680 [ 896.988413][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 896.988538][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 896.988650][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c5e08 [ 896.988710][ T32] r4:00000000 [ 896.988761][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 896.999501][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 896.999694][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 896.999805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534fc80 [ 896.999877][ T32] r4:00000000 [ 896.999933][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.000047][ T32] r9:83018205 r8:85563c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 897.000101][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.000224][ T32] r5:00001000 r4:eaff5000 [ 897.000278][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.000389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.000496][ T32] r5:85533b8c r4:85533800 [ 897.000583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.000722][ T32] r7:ddde2d80 r6:83018200 r5:85533b8c r4:855b1000 [ 897.000779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.000971][ T32] r10:61c88647 r9:85563c00 r8:855b102c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 897.001031][ T32] r4:855b1000 [ 897.001145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.001306][ T32] r10:00000000 r9:855b1000 r8:80287e08 r7:eb6d5e60 r6:855b7300 r5:85563c00 [ 897.001405][ T32] r4:00000001 [ 897.001463][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.001553][ T32] Exception stack(0xeb8c5fb0 to 0xeb8c5ff8) [ 897.001623][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 897.001692][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.001771][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.001868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.001953][ T32] r4:855bc780 ** 2 printk messages dropped ** [ 897.002895][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 897.003477][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 897.003919][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 897.004404][ T32] r4:00000000 ** 6 printk messages dropped ** [ 897.005150][ T32] r5:85ef9f8c r4:85ef9c00 ** 5 printk messages dropped ** [ 897.005642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 897.006400][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 897.006848][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 897.007277][ T32] r4:85566c00 ** 4 printk messages dropped ** [ 897.007702][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c9e08 ** 8 printk messages dropped ** [ 897.008415][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 897.039716][ T32] r7:dddced80 r6:83018000 r5:854cef8c r4:855b7400 ** 3 printk messages dropped ** [ 897.040203][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 897.040862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 897.041664][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.041817][ T32] Workqueue: events bpf_prog_free_deferred [ 897.041922][ T32] Call trace: [ 897.041998][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 897.042140][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 897.042216][ T32] r4:00000000 [ 897.042275][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.042368][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 897.042490][ T32] 1d20: bb054000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 897.042569][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 897.042632][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 897.042707][ T32] r5:80070013 r4:80239bb0 [ 897.042763][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.042863][ T32] r4:82ac21e4 [ 897.042917][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.043069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 897.043145][ T32] r4:dffe1dc0 [ 897.043199][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.043300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 897.043355][ T32] r4:00000000 [ 897.043405][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.043540][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 897.043616][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.043720][ T32] r5:00001000 r4:dfa13000 [ 897.043794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.043892][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.043991][ T32] r5:85ef9f8c r4:85ef9c00 [ 897.044063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.044186][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 897.044239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.044365][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.044432][ T32] r4:84e0be80 [ 897.044483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.044594][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 897.044649][ T32] r4:00000001 [ 897.044710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.044824][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 897.044896][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 897.044965][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.045030][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.045098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.045162][ T32] r4:84d87ac0 [ 897.045238][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.045393][ T32] INFO: task kworker/0:317:5286 blocked for more than 474 seconds. [ 897.045492][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.045558][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.045622][ T32] task:kworker/0:317 state:D stack:0 pid:5286 tgid:5286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.045811][ T32] Workqueue: events bpf_prog_free_deferred [ 897.045925][ T32] Call trace: [ 897.045996][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 897.046105][ T32] r10:8291a684 r9:eb8c1d84 r8:00000002 r7:60000013 r6:eb8c1d8c r5:8544e000 [ 897.046404][ T32] r4:8544e000 [ 897.046550][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 897.046718][ T32] r5:8544e000 r4:8291a680 [ 897.046773][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.046929][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 897.047068][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c1e08 [ 897.047159][ T32] r4:00000000 [ 897.047236][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 897.047339][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.047437][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.047558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bb440 [ 897.047622][ T32] r4:00000000 [ 897.047676][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.047804][ T32] r9:83018005 r8:8544e000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 897.047862][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.047969][ T32] r5:00001000 r4:eb2f7000 [ 897.048039][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.048146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.048290][ T32] r5:854cf38c r4:854cf000 [ 897.048362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.048478][ T32] r7:dddced80 r6:83018000 r5:854cf38c r4:855b7500 [ 897.048530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.048662][ T32] r10:61c88647 r9:8544e000 r8:855b752c r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.077148][ T32] r4:855b7500 [ 897.077439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.077602][ T32] r10:00000000 r9:855b7500 r8:80287e08 r7:eb8bde60 r6:855b7580 r5:8544e000 [ 897.077682][ T32] r4:00000001 [ 897.077738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.077831][ T32] Exception stack(0xeb8c1fb0 to 0xeb8c1ff8) [ 897.077899][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 897.077965][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.078025][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.078148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.078210][ T32] r4:855bb400 [ 897.079974][ T32] INFO: task kworker/0:317:5286 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 897.080118][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.080350][ T32] Workqueue: events bpf_prog_free_deferred [ 897.080471][ T32] Call trace: [ 897.080547][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 897.080670][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 897.080721][ T32] r4:00000000 [ 897.080772][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.080935][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 897.081026][ T32] 1d20: bb2f0000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 897.081145][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 897.081218][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 897.081300][ T32] r5:80070013 r4:80239bb0 [ 897.081411][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.081523][ T32] r4:82ac21e4 [ 897.081570][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.081672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 897.081748][ T32] r4:dffe1dc0 [ 897.081823][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.081946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 897.082030][ T32] r4:00000000 [ 897.082087][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.082209][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 897.082265][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.082364][ T32] r5:00001000 r4:dfa13000 [ 897.082414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.082508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.082609][ T32] r5:85ef9f8c r4:85ef9c00 [ 897.082659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.082784][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 897.082845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.082974][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.083051][ T32] r4:84e0be80 [ 897.083116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.083236][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 897.083293][ T32] r4:00000001 [ 897.083345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.083432][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 897.083498][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 897.083572][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.083640][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.083713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.083767][ T32] r4:84d87ac0 [ 897.083841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.083913][ T32] INFO: task kworker/0:318:5289 blocked for more than 474 seconds. [ 897.084034][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.084110][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.084183][ T32] task:kworker/0:318 state:D stack:0 pid:5289 tgid:5289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.084300][ T32] Workqueue: events bpf_prog_free_deferred [ 897.084426][ T32] Call trace: [ 897.084501][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 897.084615][ T32] r10:8291a684 r9:eb891d84 r8:00000002 r7:60000113 r6:eb891d8c r5:85566000 [ 897.084670][ T32] r4:85566000 [ 897.084737][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 897.084844][ T32] r5:85566000 r4:8291a680 [ 897.084896][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.084993][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 897.085117][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb891e08 [ 897.085183][ T32] r4:00000000 [ 897.085233][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 897.085317][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.085433][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.085536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bb6c0 [ 897.085593][ T32] r4:00000000 [ 897.085641][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.085749][ T32] r9:83018005 r8:85566000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 897.085821][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.085926][ T32] r5:00001000 r4:eb3bf000 [ 897.086001][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.086101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.086209][ T32] r5:854cfb8c r4:854cf800 [ 897.086257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.086363][ T32] r7:dddced80 r6:83018000 r5:854cfb8c r4:855b7680 [ 897.086416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.086527][ T32] r10:61c88647 r9:85566000 r8:855b76ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.086586][ T32] r4:855b7680 [ 897.086652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.086770][ T32] r10:00000000 r9:855b7680 r8:80287e08 r7:eb8bde60 r6:855b7800 r5:85566000 [ 897.086826][ T32] r4:00000001 [ 897.086876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.086979][ T32] Exception stack(0xeb891fb0 to 0xeb891ff8) [ 897.087070][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 897.087148][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.087244][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.087324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.087380][ T32] r4:855bb500 [ 897.087951][ T32] INFO: task kworker/0:318:5289 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 897.088074][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.088257][ T32] Workqueue: events bpf_prog_free_deferred [ 897.088402][ T32] Call trace: [ 897.088525][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 897.088656][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 897.088783][ T32] r4:00000000 [ 897.121294][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.121517][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 897.121600][ T32] 1d20: bb647000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 897.121695][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 897.121783][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 897.121856][ T32] r5:80070013 r4:80239bb0 [ 897.121914][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.122039][ T32] r4:82ac21e4 [ 897.122112][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.122228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 897.122285][ T32] r4:dffe1dc0 [ 897.122335][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.122441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 897.122523][ T32] r4:00000000 [ 897.122588][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.122722][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 897.122790][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.122900][ T32] r5:00001000 r4:dfa13000 [ 897.122949][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.123058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.123188][ T32] r5:85ef9f8c r4:85ef9c00 [ 897.123263][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.123383][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 897.123440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.123577][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.123666][ T32] r4:84e0be80 [ 897.123722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.123837][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 897.123895][ T32] r4:00000001 [ 897.123945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.124030][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 897.124112][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 897.124195][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.124262][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.124333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.124388][ T32] r4:84d87ac0 [ 897.124462][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.124536][ T32] INFO: task kworker/0:319:5290 blocked for more than 474 seconds. [ 897.124624][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.124688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.124752][ T32] task:kworker/0:319 state:D stack:0 pid:5290 tgid:5290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.124900][ T32] Workqueue: events bpf_prog_free_deferred [ 897.125018][ T32] Call trace: [ 897.125119][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 897.125258][ T32] r10:8291a684 r9:eb8cdd84 r8:00000002 r7:60000013 r6:eb8cdd8c r5:8387bc00 [ 897.125321][ T32] r4:8387bc00 [ 897.125403][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 897.125524][ T32] r5:8387bc00 r4:8291a680 [ 897.125578][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.125691][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 897.125818][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8cde08 [ 897.125880][ T32] r4:00000000 [ 897.125928][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 897.126013][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.126095][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.126260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bb680 [ 897.126372][ T32] r4:00000000 [ 897.126430][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.126538][ T32] r9:83018005 r8:8387bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 897.126606][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.126735][ T32] r5:00001000 r4:eb4a5000 [ 897.126789][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.126881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.126981][ T32] r5:854cff8c r4:854cfc00 [ 897.127029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.127158][ T32] r7:dddced80 r6:83018000 r5:854cff8c r4:855b7700 [ 897.127217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.127335][ T32] r10:61c88647 r9:8387bc00 r8:855b772c r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.127390][ T32] r4:855b7700 [ 897.127438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.127547][ T32] r10:00000000 r9:855b7700 r8:80287e08 r7:eb891e60 r6:855b7780 r5:8387bc00 [ 897.127619][ T32] r4:00000001 ** 3 printk messages dropped ** [ 897.127923][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 897.128136][ T32] r4:855bb500 ** 2 printk messages dropped ** [ 897.148363][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 897.149740][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 1 printk messages dropped ** [ 897.149932][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 1 printk messages dropped ** [ 897.150082][ T32] r5:80070013 r4:80239bb0 [ 897.150133][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.150244][ T32] r4:82ac21e4 [ 897.150300][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.150407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 897.150462][ T32] r4:dffe1dc0 [ 897.150516][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.150618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 897.150676][ T32] r4:00000000 [ 897.150727][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.150862][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 897.150926][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.151033][ T32] r5:00001000 r4:dfa13000 [ 897.151083][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.151208][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.151324][ T32] r5:85ef9f8c r4:85ef9c00 [ 897.151371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.151505][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 897.151591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.151711][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.151802][ T32] r4:84e0be80 [ 897.151878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.152008][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 897.152062][ T32] r4:00000001 [ 897.152130][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.152250][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 897.152318][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 897.152380][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.152465][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.152533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.152596][ T32] r4:84d87ac0 [ 897.152655][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.152765][ T32] INFO: task kworker/0:320:5293 blocked for more than 474 seconds. [ 897.152861][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.152926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.152997][ T32] task:kworker/0:320 state:D stack:0 pid:5293 tgid:5293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.153182][ T32] Workqueue: events bpf_prog_free_deferred [ 897.153308][ T32] Call trace: [ 897.153471][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 897.153596][ T32] r10:8291a684 r9:eb8ddd84 r8:00000002 r7:60000113 r6:eb8ddd8c r5:84ee6000 [ 897.153655][ T32] r4:84ee6000 [ 897.153706][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 897.153825][ T32] r5:84ee6000 r4:8291a680 [ 897.153881][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.153975][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 897.154081][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8dde08 [ 897.154138][ T32] r4:00000000 [ 897.154214][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 897.154308][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.154394][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.154513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bb940 [ 897.154571][ T32] r4:00000000 [ 897.154632][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.154741][ T32] r9:83018005 r8:84ee6000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 897.154796][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.154912][ T32] r5:00001000 r4:eb4c1000 [ 897.154966][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.155058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.155171][ T32] r5:854d438c r4:854d4000 [ 897.155273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.155389][ T32] r7:dddced80 r6:83018000 r5:854d438c r4:855b7880 [ 897.155445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.155557][ T32] r10:61c88647 r9:84ee6000 r8:855b78ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.155633][ T32] r4:855b7880 [ 897.155694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.155810][ T32] r10:00000000 r9:855b7880 r8:80287e08 r7:eb8cde60 r6:855b1080 r5:84ee6000 [ 897.155865][ T32] r4:00000001 [ 897.155914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.155999][ T32] Exception stack(0xeb8ddfb0 to 0xeb8ddff8) [ 897.156064][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.156158][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.156234][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.156326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.156388][ T32] r4:855bb8c0 [ 897.157025][ T32] INFO: task kworker/0:320:5293 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 897.157098][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.157298][ T32] Workqueue: events bpf_prog_free_deferred [ 897.157444][ T32] Call trace: [ 897.157559][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 897.157701][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 897.157791][ T32] r4:00000000 [ 897.157867][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.157993][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 897.158072][ T32] 1d20: bb647000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 897.158170][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 897.158251][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 897.158312][ T32] r5:80070013 r4:80239bb0 [ 897.158363][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.158493][ T32] r4:82ac21e4 [ 897.158575][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.158707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 897.193777][ T32] r4:dffe1dc0 [ 897.193983][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.194142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 897.194214][ T32] r4:00000000 [ 897.194285][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.194405][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 897.194478][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.194610][ T32] r5:00001000 r4:dfa13000 [ 897.194668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.194764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.194867][ T32] r5:85ef9f8c r4:85ef9c00 [ 897.194920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.195051][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 897.195119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.195255][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.195318][ T32] r4:84e0be80 [ 897.195369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.195483][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 897.195556][ T32] r4:00000001 [ 897.195614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.195705][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 897.195781][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 897.195855][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.195921][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.196010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.196071][ T32] r4:84d87ac0 [ 897.196145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.196238][ T32] INFO: task kworker/0:321:5294 blocked for more than 474 seconds. [ 897.196373][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.196444][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.196512][ T32] task:kworker/0:321 state:D stack:0 pid:5294 tgid:5294 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.196671][ T32] Workqueue: events bpf_prog_free_deferred [ 897.196771][ T32] Call trace: [ 897.196870][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 897.196990][ T32] r10:8291a684 r9:eb8e1d84 r8:00000002 r7:60000113 r6:eb8e1d8c r5:84ee5400 [ 897.197061][ T32] r4:84ee5400 [ 897.197162][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 897.197271][ T32] r5:84ee5400 r4:8291a680 [ 897.197353][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.197455][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 897.197560][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e1e08 [ 897.197633][ T32] r4:00000000 [ 897.197687][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 897.197768][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.197851][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.197950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bbb40 [ 897.198006][ T32] r4:00000000 [ 897.198055][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.198247][ T32] r9:83018005 r8:84ee5400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 897.198310][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.198412][ T32] r5:00001000 r4:eb4dd000 [ 897.198463][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.198558][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.198657][ T32] r5:854d478c r4:854d4400 [ 897.211395][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.211723][ T32] r7:dddced80 r6:83018000 r5:854d478c r4:855b7980 [ 897.211791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.211915][ T32] r10:61c88647 r9:84ee5400 r8:855b79ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.211973][ T32] r4:855b7980 [ 897.212021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.212136][ T32] r10:00000000 r9:855b7980 r8:80287e08 r7:eb8dde60 r6:855b1100 r5:84ee5400 [ 897.212201][ T32] r4:00000001 [ 897.212252][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.212346][ T32] Exception stack(0xeb8e1fb0 to 0xeb8e1ff8) [ 897.212423][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 897.212517][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.212608][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.212691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.212747][ T32] r4:855bb980 [ 897.213422][ T32] INFO: task kworker/0:321:5294 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 897.213522][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.213699][ T32] Workqueue: events bpf_prog_free_deferred [ 897.213818][ T32] Call trace: [ 897.213925][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 897.214057][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 897.214116][ T32] r4:00000000 [ 897.214170][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.214257][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 897.214338][ T32] 1d20: bba7c000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 897.214414][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 897.214481][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 897.214539][ T32] r5:80070013 r4:80239bb0 [ 897.214591][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.214688][ T32] r4:82ac21e4 [ 897.214734][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.214828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 897.214885][ T32] r4:dffe1dc0 [ 897.214933][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.215035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 897.215111][ T32] r4:00000000 ** 4 printk messages dropped ** [ 897.215534][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 897.216373][ T32] r4:00000001 ** 4 printk messages dropped ** [ 897.216765][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 897.217420][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 897.218092][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 897.239867][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 897.240260][ T32] r5:854d4f8c r4:854d4c00 ** 4 printk messages dropped ** [ 897.240691][ T32] r4:855b7900 [ 897.240741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.240850][ T32] r10:00000000 r9:855b7900 r8:80287e08 r7:eb8e1e60 r6:855b1180 r5:84ee0c00 [ 897.240906][ T32] r4:00000001 [ 897.240955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.241040][ T32] Exception stack(0xeb8e9fb0 to 0xeb8e9ff8) [ 897.241156][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 897.241235][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.241321][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.241440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.241511][ T32] r4:855bbb00 [ 897.242144][ T32] INFO: task kworker/0:322:5296 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 897.242248][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.242431][ T32] Workqueue: events bpf_prog_free_deferred [ 897.242554][ T32] Call trace: [ 897.242638][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 897.242782][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 897.242873][ T32] r4:00000000 [ 897.242939][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.243033][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 897.243102][ T32] 1d20: bbc9b000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 897.243182][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 897.243264][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 897.243346][ T32] r5:80070013 r4:80239bb0 [ 897.243417][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.243520][ T32] r4:82ac21e4 [ 897.243573][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.243677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 897.243733][ T32] r4:dffe1dc0 [ 897.243781][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.243883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 897.243937][ T32] r4:00000000 [ 897.244010][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.244124][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 897.244185][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.244300][ T32] r5:00001000 r4:dfa13000 [ 897.244425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.244590][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.244734][ T32] r5:85ef9f8c r4:85ef9c00 [ 897.244790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.244923][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 897.244991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.245105][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.245183][ T32] r4:84e0be80 [ 897.245247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.245383][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 897.245442][ T32] r4:00000001 [ 897.245513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.245622][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 897.245694][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 897.245794][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.245869][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.245941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.245996][ T32] r4:84d87ac0 [ 897.246045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.246106][ T32] INFO: task kworker/0:323:5297 blocked for more than 474 seconds. [ 897.246209][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.246307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.246363][ T32] task:kworker/0:323 state:D stack:0 pid:5297 tgid:5297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.246491][ T32] Workqueue: events bpf_prog_free_deferred [ 897.246583][ T32] Call trace: [ 897.246693][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 897.246809][ T32] r10:8291a684 r9:eb8edd84 r8:00000002 r7:60000113 r6:eb8edd8c r5:84ee6c00 [ 897.246896][ T32] r4:84ee6c00 [ 897.246954][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 897.247075][ T32] r5:84ee6c00 r4:8291a680 [ 897.247148][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.247277][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 897.247386][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ede08 [ 897.247458][ T32] r4:00000000 [ 897.247514][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 897.247600][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.247686][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.247788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bbbc0 [ 897.247845][ T32] r4:00000000 [ 897.247913][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.248025][ T32] r9:83018005 r8:84ee6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 897.248076][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 897.248347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.248447][ T32] r5:854d4b8c r4:854d4800 ** 3 printk messages dropped ** [ 897.275723][ T32] r10:61c88647 r9:84ee6c00 r8:855b7aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 897.276102][ T32] r4:00000001 ** 5 printk messages dropped ** [ 897.276562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 897.278076][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 4 printk messages dropped ** [ 897.278432][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 897.278776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 897.293883][ T32] r4:dffe1dc0 [ 897.293986][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.294183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 897.294278][ T32] r4:00000000 [ 897.294334][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.294442][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 897.294494][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.294596][ T32] r5:00001000 r4:dfa13000 [ 897.294688][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.294810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.294923][ T32] r5:85ef9f8c r4:85ef9c00 [ 897.294990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.295114][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 897.295176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.295281][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.295340][ T32] r4:84e0be80 [ 897.295394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.295519][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 897.295574][ T32] r4:00000001 [ 897.295629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.295734][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 897.295849][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 897.295934][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.296009][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.296087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.296149][ T32] r4:84d87ac0 [ 897.296218][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.296312][ T32] INFO: task kworker/1:760:5299 blocked for more than 474 seconds. [ 897.296391][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.296457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.296519][ T32] task:kworker/1:760 state:D stack:0 pid:5299 tgid:5299 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.296679][ T32] Workqueue: events bpf_prog_free_deferred [ 897.296809][ T32] Call trace: [ 897.296917][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 897.297040][ T32] r10:8291a684 r9:eb8f1d84 r8:00000002 r7:60000113 r6:eb8f1d8c r5:84ee4800 [ 897.297122][ T32] r4:84ee4800 [ 897.297189][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 897.297297][ T32] r5:84ee4800 r4:8291a680 [ 897.297377][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.297478][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 897.297596][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f1e08 [ 897.297658][ T32] r4:00000000 [ 897.297746][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 897.297850][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.297964][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.298075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534fa00 [ 897.298129][ T32] r4:00000000 ** 2 printk messages dropped ** [ 897.298384][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 897.298667][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 897.310071][ T32] r4:855b1280 ** 4 printk messages dropped ** [ 897.310489][ T32] Exception stack(0xeb8f1fb0 to 0xeb8f1ff8) ** 6 printk messages dropped ** [ 897.311547][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 897.312674][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 897.313501][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 897.314298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 897.314917][ T32] r4:84d87ac0 ** 5 printk messages dropped ** [ 897.315344][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 897.315661][ T32] r10:8291a684 r9:eb8f5d84 r8:00000002 r7:60000013 r6:eb8f5d8c r5:84ee3000 ** 8 printk messages dropped ** [ 897.316348][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 897.317164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.317318][ T32] r5:854d6b8c r4:854d6800 [ 897.317391][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.317537][ T32] r7:dddced80 r6:83018000 r5:854d6b8c r4:855b7a00 [ 897.317644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.317763][ T32] r10:61c88647 r9:84ee3000 r8:855b7a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.317818][ T32] r4:855b7a00 [ 897.317882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.317996][ T32] r10:00000000 r9:855b7a00 r8:80287e08 r7:eb8e9e60 r6:855b1380 r5:84ee3000 [ 897.318053][ T32] r4:00000001 [ 897.318117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.318237][ T32] Exception stack(0xeb8f5fb0 to 0xeb8f5ff8) [ 897.318309][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 897.318378][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.318446][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.318582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.318643][ T32] r4:855bbf00 [ 897.345995][ T32] INFO: task kworker/0:324:5300 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 897.346261][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.346462][ T32] Workqueue: events bpf_prog_free_deferred [ 897.346663][ T32] Call trace: [ 897.346776][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 897.346904][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 897.346962][ T32] r4:00000000 [ 897.347012][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.347180][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 897.347268][ T32] 1d20: bc271000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 897.347347][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 897.347414][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 897.347477][ T32] r5:80070013 r4:80239bb0 [ 897.347529][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.347640][ T32] r4:82ac21e4 [ 897.347730][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.347861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 897.347923][ T32] r4:dffe1dc0 [ 897.347968][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.348078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 897.348216][ T32] r4:00000000 [ 897.348282][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.348397][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 897.348500][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.348605][ T32] r5:00001000 r4:dfa13000 [ 897.348654][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.367090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.367394][ T32] r5:85ef9f8c r4:85ef9c00 [ 897.367474][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.367596][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 897.367704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.367825][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.367879][ T32] r4:84e0be80 [ 897.367929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.368042][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 897.368098][ T32] r4:00000001 [ 897.368147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.368269][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 897.368351][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 897.368608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 897.374259][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 897.374967][ T32] r4:00000000 ** 4 printk messages dropped ** [ 897.375410][ T32] r4:00000000 ** 5 printk messages dropped ** [ 897.375931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.376033][ T32] r5:854d538c r4:854d5000 ** 3 printk messages dropped ** [ 897.376441][ T32] r10:61c88647 r9:8551e000 r8:855b7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 897.377187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 897.400218][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 897.400904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 897.401941][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 8 printk messages dropped ** [ 897.402733][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 897.403487][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 897.404281][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 897.405399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 897.405857][ T32] r10:61c88647 r9:85520c00 r8:855b7c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 897.406472][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 897.407701][ T32] Call trace: ** 4 printk messages dropped ** [ 897.408237][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 897.408728][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 897.431058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 897.431120][ T32] r4:00000000 [ 897.431176][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.431308][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 897.431378][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.431521][ T32] r5:00001000 r4:dfa13000 [ 897.431585][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.431675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.431789][ T32] r5:85ef9f8c r4:85ef9c00 [ 897.431841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.431963][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 897.432024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.432131][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.432209][ T32] r4:84e0be80 [ 897.432272][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.432379][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 897.432464][ T32] r4:00000001 [ 897.432530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.432660][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 897.432751][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 897.432825][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.432894][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.432970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.433048][ T32] r4:84d87ac0 [ 897.433119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.433195][ T32] INFO: task kworker/0:327:5306 blocked for more than 474 seconds. [ 897.433287][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.433394][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.433452][ T32] task:kworker/0:327 state:D stack:0 pid:5306 tgid:5306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.433602][ T32] Workqueue: events bpf_prog_free_deferred [ 897.433706][ T32] Call trace: [ 897.433811][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 897.433954][ T32] r10:8291a684 r9:eb911d84 r8:00000002 r7:60000013 r6:eb911d8c r5:85522400 [ 897.434027][ T32] r4:85522400 [ 897.434076][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 897.434191][ T32] r5:85522400 r4:8291a680 [ 897.434242][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.434357][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 897.434466][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb911e08 [ 897.434543][ T32] r4:00000000 [ 897.434601][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 897.434709][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.434810][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.434914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855aa1c0 [ 897.434970][ T32] r4:00000000 [ 897.435048][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.435204][ T32] r9:83018005 r8:85522400 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 897.435283][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.435389][ T32] r5:00001000 r4:eb913000 [ 897.435440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.435541][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.435658][ T32] r5:854d5b8c r4:854d5800 [ 897.435710][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.435821][ T32] r7:dddced80 r6:83018000 r5:854d5b8c r4:855b7c80 [ 897.435875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.435989][ T32] r10:61c88647 r9:85522400 r8:855b7cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.436045][ T32] r4:855b7c80 [ 897.436150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.436281][ T32] r10:00000000 r9:855b7c80 r8:80287e08 r7:eb8f5e60 r6:855b1500 r5:85522400 [ 897.436429][ T32] r4:00000001 [ 897.436513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.436618][ T32] Exception stack(0xeb911fb0 to 0xeb911ff8) [ 897.436704][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 897.436791][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.436876][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.436957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.437013][ T32] r4:855aa000 [ 897.437715][ T32] INFO: task kworker/0:327:5306 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 897.437799][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.438108][ T32] Workqueue: events bpf_prog_free_deferred [ 897.438232][ T32] Call trace: [ 897.438333][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 897.438488][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 897.438569][ T32] r4:00000000 [ 897.438648][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.462097][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 897.462296][ T32] 1d20: bcb4e000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 897.462374][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 897.462455][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 897.462560][ T32] r5:80070013 r4:80239bb0 [ 897.462620][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.462749][ T32] r4:82ac21e4 [ 897.462797][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.462922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 897.462982][ T32] r4:dffe1dc0 [ 897.463029][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.463133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 897.463193][ T32] r4:00000000 [ 897.463242][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 897.463856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 897.464635][ T32] r4:00000001 [ 897.464693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.464815][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 897.464892][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 897.464998][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.465069][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.465139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.465199][ T32] r4:84d87ac0 [ 897.465253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.465317][ T32] INFO: task kworker/0:328:5308 blocked for more than 474 seconds. [ 897.465413][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.465473][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.465537][ T32] task:kworker/0:328 state:D stack:0 pid:5308 tgid:5308 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.465769][ T32] Workqueue: events bpf_prog_free_deferred [ 897.465874][ T32] Call trace: [ 897.465950][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 897.466067][ T32] r10:8291a684 r9:eb925d84 r8:00000002 r7:60000113 r6:eb925d8c r5:85521800 [ 897.466120][ T32] r4:85521800 [ 897.466181][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 897.466279][ T32] r5:85521800 r4:8291a680 [ 897.466326][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 897.466419][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 897.466522][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb925e08 [ 897.466575][ T32] r4:00000000 [ 897.466666][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 897.466762][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 897.466848][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.466984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855aa340 [ 897.467076][ T32] r4:00000000 [ 897.467131][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.467247][ T32] r9:83018005 r8:85521800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 897.467298][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.467394][ T32] r5:00001000 r4:eb919000 [ 897.467476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.467642][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.467745][ T32] r5:854d5f8c r4:854d5c00 [ 897.467795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.467901][ T32] r7:dddced80 r6:83018000 r5:854d5f8c r4:855b7d00 [ 897.467949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 897.468204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 897.502003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 897.530015][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 4 printk messages dropped ** [ 897.530372][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 897.531579][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 897.532458][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 9 printk messages dropped ** [ 897.533538][ T32] INFO: task kworker/0:329:5310 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 897.534805][ T32] r5:85520000 r4:8291a680 ** 3 printk messages dropped ** [ 897.535190][ T32] r4:00000000 ** 3 printk messages dropped ** [ 897.535571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855aa3c0 ** 6 printk messages dropped ** [ 897.536318][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 897.537245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 897.538863][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 897.575457][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 897.576368][ T32] r4:dffe1dc0 ** 6 printk messages dropped ** [ 897.577294][ T32] r5:00001000 r4:dfa13000 ** 4 printk messages dropped ** [ 897.610256][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 8 printk messages dropped ** [ 897.613503][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 897.616151][ T32] task:kworker/0:330 state:D stack:0 pid:5312 tgid:5312 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 897.642903][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 897.643598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855aa580 ** 1 printk messages dropped ** [ 897.643775][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.643898][ T32] r9:83018005 r8:85523000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 897.643994][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.644114][ T32] r5:00001000 r4:eb935000 [ 897.644170][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.644274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.644395][ T32] r5:854d678c r4:854d6400 [ 897.644465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.644618][ T32] r7:dddced80 r6:83018000 r5:854d678c r4:855b7e80 [ 897.644685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.644809][ T32] r10:61c88647 r9:85523000 r8:855b7eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.644872][ T32] r4:855b7e80 [ 897.644937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.645055][ T32] r10:00000000 r9:855b7e80 r8:80287e08 r7:eb8f5e60 r6:855b1680 r5:85523000 [ 897.645117][ T32] r4:00000001 [ 897.645229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.645368][ T32] Exception stack(0xeb93dfb0 to 0xeb93dff8) [ 897.645462][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.645580][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.645661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.645741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.645804][ T32] r4:855aa400 [ 897.646456][ T32] INFO: task kworker/0:330:5312 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 897.646624][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.646842][ T32] Workqueue: events bpf_prog_free_deferred [ 897.647025][ T32] Call trace: [ 897.647138][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 897.647271][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 897.647368][ T32] r4:00000000 [ 897.647460][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.647566][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 897.647644][ T32] 1d20: bdc57000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 897.647719][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 897.647789][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 897.647886][ T32] r5:80070013 r4:80239bb0 [ 897.647984][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.648130][ T32] r4:82ac21e4 [ 897.648231][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.648381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 897.648476][ T32] r4:dffe1dc0 [ 897.648565][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.648682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 897.669654][ T32] r4:00000000 [ 897.669812][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.669973][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 897.670067][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.670190][ T32] r5:00001000 r4:dfa13000 [ 897.670286][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.670398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.670502][ T32] r5:85ef9f8c r4:85ef9c00 [ 897.670586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.670703][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 897.670806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.670977][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.671072][ T32] r4:84e0be80 [ 897.671129][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.671284][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 897.671438][ T32] r4:00000001 [ 897.671497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.671612][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 897.671697][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 897.671848][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.671966][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.672050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.672184][ T32] r4:84d87ac0 [ 897.672290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.672387][ T32] INFO: task kworker/0:331:5314 blocked for more than 474 seconds. [ 897.672478][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.672582][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.672674][ T32] task:kworker/0:331 state:D stack:0 pid:5314 tgid:5314 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.672831][ T32] Workqueue: events bpf_prog_free_deferred [ 897.673047][ T32] Call trace: ** 1 printk messages dropped ** [ 897.673294][ T32] r10:8291a684 r9:eb951d84 r8:00000002 r7:60000113 r6:eb951d8c r5:85523c00 ** 8 printk messages dropped ** [ 897.674271][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 897.675102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 897.675703][ T32] r10:61c88647 r9:85523c00 r8:855b7f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 897.676520][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 897.678218][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 8 printk messages dropped ** [ 897.715444][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 897.716399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 4 printk messages dropped ** [ 897.718152][ T32] r5:00001000 r4:dfa13000 [ 897.718219][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.718916][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.745694][ T32] r5:85ef9f8c r4:85ef9c00 [ 897.745785][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.745939][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 897.746642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.746793][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.746851][ T32] r4:84e0be80 [ 897.746902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.747055][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 897.747116][ T32] r4:00000001 [ 897.747167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.747258][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 897.747331][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 897.747515][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.747590][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.747665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.747718][ T32] r4:84d87ac0 [ 897.748150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 897.748539][ T32] INFO: task kworker/0:332:5316 blocked for more than 474 seconds. [ 897.748805][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 897.761295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 897.761426][ T32] task:kworker/0:332 state:D stack:0 pid:5316 tgid:5316 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.761598][ T32] Workqueue: events bpf_prog_free_deferred [ 897.762829][ T32] Call trace: [ 897.763295][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 897.763543][ T32] r10:8291a684 r9:eb95dd84 r8:00000002 r7:60000013 r6:eb95dd8c r5:85524800 ** 4 printk messages dropped ** [ 897.765760][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 897.798482][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.798576][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.798676][ T32] r5:854d6f8c r4:854d6c00 [ 897.799145][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.819808][ T32] r7:dddced80 r6:83018000 r5:854d6f8c r4:855b7f80 [ 897.819902][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.820057][ T32] r10:61c88647 r9:85524800 r8:855b7fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.820143][ T32] r4:855b7f80 [ 897.820208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.820355][ T32] r10:00000000 r9:855b7f80 r8:80287e08 r7:eb951e60 r6:855b1780 r5:85524800 [ 897.820425][ T32] r4:00000001 [ 897.820540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.820642][ T32] Exception stack(0xeb95dfb0 to 0xeb95dff8) [ 897.820749][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 897.820846][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.820915][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.821077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.821157][ T32] r4:855aa6c0 [ 897.821846][ T32] INFO: task kworker/0:332:5316 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 897.821930][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.822146][ T32] Workqueue: events bpf_prog_free_deferred [ 897.822307][ T32] Call trace: [ 897.822465][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 897.822590][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 897.822649][ T32] r4:00000000 [ 897.822699][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.822792][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 897.822928][ T32] 1d20: bef99000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 897.823007][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 897.823073][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 897.823134][ T32] r5:80070013 r4:80239bb0 [ 897.823186][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.823332][ T32] r4:82ac21e4 [ 897.823398][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.823578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 897.823643][ T32] r4:dffe1dc0 [ 897.823753][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.823874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 897.823937][ T32] r4:00000000 [ 897.823988][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.824098][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 897.824153][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.824286][ T32] r5:00001000 r4:dfa13000 ** 4 printk messages dropped ** [ 897.824759][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 6 printk messages dropped ** [ 897.825365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 897.826269][ T32] INFO: task kworker/0:333:5318 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 897.827181][ T32] r4:85525400 ** 5 printk messages dropped ** [ 897.827923][ T32] r4:00000000 ** 3 printk messages dropped ** [ 897.828292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855aa980 ** 6 printk messages dropped ** [ 897.854170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 897.854642][ T32] r10:61c88647 r9:85525400 r8:855b7b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 897.855461][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 897.855685][ T32] r4:855aa8c0 [ 897.856324][ T32] INFO: task kworker/0:333:5318 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 897.856407][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.856594][ T32] Workqueue: events bpf_prog_free_deferred [ 897.856744][ T32] Call trace: [ 897.856900][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 897.857029][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 897.857084][ T32] r4:00000000 [ 897.857210][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 897.857309][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 897.857421][ T32] 1d20: bf3d6000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 897.857494][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 897.857555][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 897.857614][ T32] r5:80070013 r4:80239bb0 [ 897.857664][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 897.857763][ T32] r4:82ac21e4 [ 897.857812][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 897.857912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 897.858000][ T32] r4:dffe1dc0 [ 897.858086][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 897.858262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 897.858322][ T32] r4:00000000 [ 897.858403][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 897.858522][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 897.858574][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 897.858673][ T32] r5:00001000 r4:dfa13000 [ 897.858721][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.866985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.867210][ T32] r5:85ef9f8c r4:85ef9c00 [ 897.867296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.867487][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 897.867547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.867659][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.867733][ T32] r4:84e0be80 [ 897.867817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.867936][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 897.868023][ T32] r4:00000001 [ 897.868078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.868239][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 897.868318][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 897.868395][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 897.875292][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 897.906536][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 897.936125][ T32] r5:00001000 r4:dfa7d000 ** 1 printk messages dropped ** [ 897.936310][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 897.936737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 897.937601][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 897.940599][ T32] Call trace: ** 4 printk messages dropped ** [ 897.941147][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 7 printk messages dropped ** [ 897.942033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 9 printk messages dropped ** [ 897.943109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 897.943985][ T32] r4:00000001 ** 4 printk messages dropped ** [ 897.945139][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 897.948386][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 897.981138][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 897.984150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85370540 ** 4 printk messages dropped ** [ 897.984706][ T32] r5:00001000 r4:eb8a9000 [ 897.984801][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 897.985118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 897.985247][ T32] r5:8564438c r4:85644000 [ 897.985549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 897.985691][ T32] r7:dddced80 r6:83018000 r5:8564438c r4:85363d00 [ 897.985751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 897.986005][ T32] r10:61c88647 r9:85579800 r8:85363d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 897.986101][ T32] r4:85363d00 [ 897.986525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 897.986655][ T32] r10:00000000 r9:85363d00 r8:80287e08 r7:eb951e60 r6:85363f00 r5:85579800 [ 897.986710][ T32] r4:00000001 [ 897.986761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 897.986851][ T32] Exception stack(0xeb8d5fb0 to 0xeb8d5ff8) [ 897.987174][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 897.987262][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 897.987329][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 897.987409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 897.987547][ T32] r4:855aaa40 [ 897.988223][ T32] INFO: task kworker/0:335:5324 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 897.988312][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 897.988474][ T32] Workqueue: events bpf_prog_free_deferred [ 897.988588][ T32] Call trace: [ 897.988666][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 898.046137][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 898.046721][ T32] r4:00000000 [ 898.046792][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.046931][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 898.047494][ T32] 1d20: c007e000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 898.047589][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 898.048010][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 898.048096][ T32] r5:80070013 r4:80239bb0 [ 898.048167][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.048456][ T32] r4:82ac21e4 [ 898.048585][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.048792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 898.055295][ T32] r4:dffe1dc0 [ 898.055385][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.055525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 898.055582][ T32] r4:00000000 [ 898.055630][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.055764][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 898.055829][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.056381][ T32] r5:00001000 r4:dfa13000 [ 898.056455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.056561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.056669][ T32] r5:85ef9f8c r4:85ef9c00 [ 898.056722][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.056840][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 898.056896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.057016][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.057072][ T32] r4:84e0be80 [ 898.057125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.057285][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 898.057429][ T32] r4:00000001 [ 898.057489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.058272][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 898.058372][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.058452][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.058525][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.058604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.058663][ T32] r4:84d87ac0 [ 898.058723][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.080093][ T32] INFO: task kworker/0:336:5325 blocked for more than 475 seconds. [ 898.080348][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.080422][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.080480][ T32] task:kworker/0:336 state:D stack:0 pid:5325 tgid:5325 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.080778][ T32] Workqueue: events bpf_prog_free_deferred [ 898.081399][ T32] Call trace: [ 898.081785][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 898.081940][ T32] r10:8291a684 r9:eb811d84 r8:00000002 r7:60000113 r6:eb811d8c r5:8557a400 [ 898.082001][ T32] r4:8557a400 [ 898.082054][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 898.082977][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb811e08 ** 8 printk messages dropped ** [ 898.085448][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 898.086132][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 898.088806][ T32] r4:852f7000 ** 2 printk messages dropped ** [ 898.116353][ T32] r4:00000001 ** 4 printk messages dropped ** [ 898.116811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 898.118102][ T32] Call trace: ** 5 printk messages dropped ** [ 898.128482][ T32] 1d20: c0392000 dfeb5000 00000001 80239b98 7f081000 00000001 ** 9 printk messages dropped ** [ 898.130393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 898.131300][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 2 printk messages dropped ** [ 898.131644][ T32] r4:84e0be80 [ 898.131719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 898.131899][ T32] r4:00000001 ** 2 printk messages dropped ** [ 898.132169][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.132243][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.132349][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.132435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.132497][ T32] r4:84d87ac0 [ 898.132556][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.132669][ T32] INFO: task kworker/1:761:5328 blocked for more than 475 seconds. [ 898.132810][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.132950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.133024][ T32] task:kworker/1:761 state:D stack:0 pid:5328 tgid:5328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.133171][ T32] Workqueue: events bpf_prog_free_deferred [ 898.133278][ T32] Call trace: [ 898.133390][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 898.133518][ T32] r10:8291a684 r9:eb975d84 r8:00000002 r7:60000013 r6:eb975d8c r5:8557bc00 [ 898.133578][ T32] r4:8557bc00 [ 898.133625][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 898.133768][ T32] r5:8557bc00 r4:8291a680 [ 898.133846][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.133949][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 898.134058][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb975e08 [ 898.134138][ T32] r4:00000000 [ 898.134194][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 898.134298][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.134389][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.134488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534fac0 [ 898.134545][ T32] r4:00000000 [ 898.134630][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.134748][ T32] r9:83018205 r8:8557bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 898.134805][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.134934][ T32] r5:00001000 r4:eadeb000 [ 898.135014][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.135113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.135248][ T32] r5:8553378c r4:85533400 [ 898.135306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.135417][ T32] r7:ddde2d80 r6:83018200 r5:8553378c r4:855b1980 [ 898.135466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.135574][ T32] r10:61c88647 r9:8557bc00 r8:855b19ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.135632][ T32] r4:855b1980 [ 898.135716][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.135853][ T32] r10:00000000 r9:855b1980 r8:80287e08 r7:eb8c5e60 r6:852f7100 r5:8557bc00 [ 898.135912][ T32] r4:00000001 [ 898.136040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.136162][ T32] Exception stack(0xeb975fb0 to 0xeb975ff8) [ 898.136243][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 898.136322][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.136394][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.136471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.136569][ T32] r4:8534fb00 [ 898.137272][ T32] INFO: task kworker/1:761:5328 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 898.137399][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.137589][ T32] Workqueue: events bpf_prog_free_deferred [ 898.137724][ T32] Call trace: [ 898.137897][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 898.138035][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 898.138132][ T32] r4:00000000 [ 898.138194][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.138321][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 898.138440][ T32] 1d20: c0392000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 898.138521][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 898.138625][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 898.138755][ T32] r5:80070013 r4:80239bb0 [ 898.171152][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.171383][ T32] r4:82ac21e4 [ 898.171452][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.171571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 898.171636][ T32] r4:dffe1dc0 [ 898.172131][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.172998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 898.173074][ T32] r4:00000000 [ 898.174170][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.174311][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 898.174627][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.176342][ T32] r5:00001000 r4:dfa13000 [ 898.176427][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.176533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.176679][ T32] r5:85ef9f8c r4:85ef9c00 [ 898.176749][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.176863][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 898.176920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.177036][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.177091][ T32] r4:84e0be80 [ 898.177225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.177454][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 898.177564][ T32] r4:00000001 [ 898.177667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.177773][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 898.177864][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.177980][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.178061][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.178190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.178268][ T32] r4:84d87ac0 [ 898.178332][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.178425][ T32] INFO: task kworker/1:762:5330 blocked for more than 475 seconds. [ 898.178538][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.178676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.178839][ T32] task:kworker/1:762 state:D stack:0 pid:5330 tgid:5330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.200085][ T32] Workqueue: events bpf_prog_free_deferred [ 898.200274][ T32] Call trace: [ 898.200372][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 898.200517][ T32] r10:8291a684 r9:eb979d84 r8:00000002 r7:60000013 r6:eb979d8c r5:8557c800 [ 898.200577][ T32] r4:8557c800 [ 898.200631][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 898.200762][ T32] r5:8557c800 r4:8291a680 [ 898.200823][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.200916][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 898.201045][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb979e08 [ 898.201139][ T32] r4:00000000 [ 898.201190][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 898.201279][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.201410][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.201513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534f340 [ 898.201567][ T32] r4:00000000 [ 898.201623][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.201739][ T32] r9:83018205 r8:8557c800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 898.201795][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.201922][ T32] r5:00001000 r4:eb269000 [ 898.201981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.202112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.202244][ T32] r5:85548b8c r4:85548800 [ 898.202300][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.202414][ T32] r7:ddde2d80 r6:83018200 r5:85548b8c r4:855b1b00 [ 898.202468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.202656][ T32] r10:61c88647 r9:8557c800 r8:855b1b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.202728][ T32] r4:855b1b00 [ 898.202786][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.202905][ T32] r10:00000000 r9:855b1b00 r8:80287e08 r7:eb8c5e60 r6:852f7180 r5:8557c800 [ 898.203133][ T32] r4:00000001 [ 898.203293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.203392][ T32] Exception stack(0xeb979fb0 to 0xeb979ff8) [ 898.203467][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 898.203607][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.203689][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.203768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.203827][ T32] r4:8534fbc0 [ 898.204503][ T32] INFO: task kworker/1:762:5330 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 898.204711][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.204871][ T32] Workqueue: events bpf_prog_free_deferred [ 898.204975][ T32] Call trace: [ 898.205094][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 898.205241][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 898.205389][ T32] r4:00000000 [ 898.205464][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.205563][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 898.205670][ T32] 1d20: c087f000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 898.205757][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 898.205822][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 898.205885][ T32] r5:80070013 r4:80239bb0 [ 898.205939][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.206084][ T32] r4:82ac21e4 [ 898.206176][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.206299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 898.206360][ T32] r4:dffe1dc0 [ 898.206412][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.206512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 898.206565][ T32] r4:00000000 [ 898.206611][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.206739][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 898.206860][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.207152][ T32] r5:00001000 r4:dfa13000 [ 898.207240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.207338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.207472][ T32] r5:85ef9f8c r4:85ef9c00 [ 898.207532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.207643][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 898.207714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.207830][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.207882][ T32] r4:84e0be80 [ 898.207932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.208042][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 898.208101][ T32] r4:00000001 [ 898.208233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.208434][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 898.208512][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.208620][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.208833][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.238023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.238185][ T32] r4:84d87ac0 [ 898.238311][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.238430][ T32] INFO: task kworker/1:763:5331 blocked for more than 475 seconds. [ 898.238559][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.238640][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.238719][ T32] task:kworker/1:763 state:D stack:0 pid:5331 tgid:5331 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.244681][ T32] Workqueue: events bpf_prog_free_deferred [ 898.244842][ T32] Call trace: [ 898.244928][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 898.245062][ T32] r10:8291a684 r9:eb97dd84 r8:00000002 r7:60000113 r6:eb97dd8c r5:8557d400 [ 898.245135][ T32] r4:8557d400 [ 898.245237][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 898.245389][ T32] r5:8557d400 r4:8291a680 [ 898.245446][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.245755][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 898.245881][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb97de08 [ 898.245939][ T32] r4:00000000 [ 898.246020][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 898.246144][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.246247][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.246352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534fe00 [ 898.246408][ T32] r4:00000000 [ 898.247045][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.247188][ T32] r9:83018205 r8:8557d400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 898.247247][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.247629][ T32] r5:00001000 r4:eb1d1000 [ 898.247719][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.247835][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.247942][ T32] r5:85533f8c r4:85533c00 [ 898.247996][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.248108][ T32] r7:ddde2d80 r6:83018200 r5:85533f8c r4:855b1c00 [ 898.248171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.248280][ T32] r10:61c88647 r9:8557d400 r8:855b1c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.248357][ T32] r4:855b1c00 [ 898.248416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.248527][ T32] r10:00000000 r9:855b1c00 r8:80287e08 r7:eb979e60 r6:852f7200 r5:8557d400 [ 898.249113][ T32] r4:00000001 [ 898.276712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.276896][ T32] Exception stack(0xeb97dfb0 to 0xeb97dff8) [ 898.277019][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.277114][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.277366][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.277468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.277531][ T32] r4:8534fbc0 [ 898.278137][ T32] INFO: task kworker/1:763:5331 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 898.278239][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.278449][ T32] Workqueue: events bpf_prog_free_deferred [ 898.278799][ T32] Call trace: [ 898.280115][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 898.280291][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 898.280387][ T32] r4:00000000 [ 898.280465][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.280563][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 898.280640][ T32] 1d20: c0d5c000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 898.280718][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 898.280789][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 898.280932][ T32] r5:80070013 r4:80239bb0 [ 898.281018][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.281163][ T32] r4:82ac21e4 [ 898.281219][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.281407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 898.281533][ T32] r4:dffe1dc0 [ 898.281711][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.281839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 898.281899][ T32] r4:00000000 [ 898.281948][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.282065][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 898.282134][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.282326][ T32] r5:00001000 r4:dfa13000 [ 898.282596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.282720][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.282825][ T32] r5:85ef9f8c r4:85ef9c00 [ 898.282991][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.283111][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 898.283171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.283283][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.283335][ T32] r4:84e0be80 [ 898.283460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.283580][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 898.283634][ T32] r4:00000001 [ 898.283860][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.283971][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 898.284043][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.284137][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.284374][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.284454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.284508][ T32] r4:84d87ac0 [ 898.284580][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.284656][ T32] INFO: task kworker/1:764:5334 blocked for more than 475 seconds. [ 898.284732][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.284790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.284841][ T32] task:kworker/1:764 state:D stack:0 pid:5334 tgid:5334 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.285073][ T32] Workqueue: events bpf_prog_free_deferred [ 898.285182][ T32] Call trace: [ 898.285319][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 898.285474][ T32] r10:8291a684 r9:eb981d84 r8:00000002 r7:60000113 r6:eb981d8c r5:8557e000 [ 898.285530][ T32] r4:8557e000 [ 898.285577][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 898.285673][ T32] r5:8557e000 r4:8291a680 [ 898.285719][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.285809][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 898.285949][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb981e08 [ 898.286011][ T32] r4:00000000 [ 898.286096][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 898.286197][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.286303][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.286412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534fe80 [ 898.286505][ T32] r4:00000000 [ 898.286558][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.286667][ T32] r9:83018205 r8:8557e000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 898.286719][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.286848][ T32] r5:00001000 r4:eb1f5000 [ 898.286930][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.287063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.287176][ T32] r5:8554838c r4:85548000 [ 898.287224][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.287397][ T32] r7:ddde2d80 r6:83018200 r5:8554838c r4:855b1b80 [ 898.287464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.287613][ T32] r10:61c88647 r9:8557e000 r8:855b1bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.287684][ T32] r4:855b1b80 [ 898.287731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.287933][ T32] r10:00000000 r9:855b1b80 r8:80287e08 r7:eb979e60 r6:852f7280 r5:8557e000 [ 898.287993][ T32] r4:00000001 [ 898.288107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.288213][ T32] Exception stack(0xeb981fb0 to 0xeb981ff8) [ 898.288279][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.288347][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.288417][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.288486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.288537][ T32] r4:8534fd80 [ 898.323940][ T32] INFO: task kworker/1:764:5334 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 898.324200][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.324493][ T32] Workqueue: events bpf_prog_free_deferred [ 898.324701][ T32] Call trace: [ 898.324993][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 898.325249][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 898.325363][ T32] r4:00000000 [ 898.325424][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.325557][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 898.325659][ T32] 1d20: c0fc8000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 898.325743][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 898.325849][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 898.325928][ T32] r5:80070013 r4:80239bb0 [ 898.325994][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.326106][ T32] r4:82ac21e4 [ 898.326182][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.326296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 898.326357][ T32] r4:dffe1dc0 [ 898.326414][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.326523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 898.326584][ T32] r4:00000000 [ 898.326638][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.326755][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 898.326814][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.326922][ T32] r5:00001000 r4:dfa13000 [ 898.326976][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.327109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.327232][ T32] r5:85ef9f8c r4:85ef9c00 [ 898.327552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.327918][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 898.327997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.328118][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.328191][ T32] r4:84e0be80 [ 898.328245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.328362][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 898.328801][ T32] r4:00000001 [ 898.350281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.350462][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 898.350540][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.350648][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.350734][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.350997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.351094][ T32] r4:84d87ac0 [ 898.351170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.351263][ T32] INFO: task kworker/1:765:5336 blocked for more than 475 seconds. [ 898.351343][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.351404][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.351460][ T32] task:kworker/1:765 state:D stack:0 pid:5336 tgid:5336 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.351610][ T32] Workqueue: events bpf_prog_free_deferred [ 898.351785][ T32] Call trace: [ 898.351897][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 898.352030][ T32] r10:8291a684 r9:eb989d84 r8:00000002 r7:60000113 r6:eb989d8c r5:8557b000 [ 898.352092][ T32] r4:8557b000 [ 898.352151][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 898.352314][ T32] r5:8557b000 r4:8291a680 [ 898.352579][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.352835][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 898.352957][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb989e08 [ 898.353018][ T32] r4:00000000 [ 898.353112][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 898.353216][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.353310][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.353523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534f800 [ 898.353597][ T32] r4:00000000 [ 898.353686][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.353808][ T32] r9:83018205 r8:8557b000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 898.353863][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.353970][ T32] r5:00001000 r4:eb22f000 [ 898.354143][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.354252][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.354361][ T32] r5:8554878c r4:85548400 [ 898.354416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.354528][ T32] r7:ddde2d80 r6:83018200 r5:8554878c r4:855b1c80 [ 898.354581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.354694][ T32] r10:61c88647 r9:8557b000 r8:855b1cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.354968][ T32] r4:855b1c80 [ 898.355026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.355145][ T32] r10:00000000 r9:855b1c80 r8:80287e08 r7:eb979e60 r6:852f7300 r5:8557b000 [ 898.355203][ T32] r4:00000001 [ 898.355253][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.355344][ T32] Exception stack(0xeb989fb0 to 0xeb989ff8) [ 898.355415][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 898.355493][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.355562][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.355634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.355691][ T32] r4:8534ff80 [ 898.356338][ T32] INFO: task kworker/1:765:5336 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 898.356422][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.356634][ T32] Workqueue: events bpf_prog_free_deferred [ 898.356808][ T32] Call trace: [ 898.356924][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 898.357051][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 898.357109][ T32] r4:00000000 [ 898.357177][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.357273][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 898.357404][ T32] 1d20: c1085000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 898.357488][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 898.357553][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 898.357620][ T32] r5:80070013 r4:80239bb0 [ 898.357674][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.357953][ T32] r4:82ac21e4 [ 898.358015][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.358143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 898.358205][ T32] r4:dffe1dc0 [ 898.358250][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.358352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 898.358435][ T32] r4:00000000 [ 898.358494][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.358602][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 898.358653][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.358946][ T32] r5:00001000 r4:dfa13000 [ 898.374815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.375023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.375180][ T32] r5:85ef9f8c r4:85ef9c00 [ 898.375274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.375402][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 898.375462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.375618][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.375681][ T32] r4:84e0be80 [ 898.375765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.375895][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 898.375951][ T32] r4:00000001 [ 898.376002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.376097][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 898.376183][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.376284][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.376418][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.376504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.376562][ T32] r4:84d87ac0 [ 898.376620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.376720][ T32] INFO: task kworker/1:766:5338 blocked for more than 475 seconds. [ 898.376816][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.376883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.376959][ T32] task:kworker/1:766 state:D stack:0 pid:5338 tgid:5338 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.377101][ T32] Workqueue: events bpf_prog_free_deferred [ 898.377216][ T32] Call trace: [ 898.377298][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 898.377500][ T32] r10:8291a684 r9:eb991d84 r8:00000002 r7:60000113 r6:eb991d8c r5:84248000 [ 898.377655][ T32] r4:84248000 [ 898.377726][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 898.377837][ T32] r5:84248000 r4:8291a680 [ 898.377891][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.378030][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 898.378187][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb991e08 [ 898.378255][ T32] r4:00000000 [ 898.378307][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 898.378405][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.378505][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.378645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534f780 [ 898.378710][ T32] r4:00000000 [ 898.378843][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.399579][ T32] r9:83018205 r8:84248000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 898.399687][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.399840][ T32] r5:00001000 r4:eb2a7000 [ 898.400089][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.400210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.400320][ T32] r5:85548f8c r4:85548c00 [ 898.400377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.400496][ T32] r7:ddde2d80 r6:83018200 r5:85548f8c r4:855b1d80 [ 898.401147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.401354][ T32] r10:61c88647 r9:84248000 r8:855b1dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.401654][ T32] r4:855b1d80 [ 898.402386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.402518][ T32] r10:00000000 r9:855b1d80 r8:80287e08 r7:eb979e60 r6:852f7380 r5:84248000 [ 898.402578][ T32] r4:00000001 [ 898.402629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.402771][ T32] Exception stack(0xeb991fb0 to 0xeb991ff8) [ 898.404284][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.404380][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.404451][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.404817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.405050][ T32] r4:8534f480 [ 898.406283][ T32] INFO: task kworker/1:766:5338 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 898.406376][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.407903][ T32] Workqueue: events bpf_prog_free_deferred [ 898.408753][ T32] Call trace: [ 898.439815][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 898.440002][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 898.440064][ T32] r4:00000000 [ 898.440114][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.440228][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 898.440312][ T32] 1d20: c1be2000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 898.440392][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 898.440494][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 898.440597][ T32] r5:80070013 r4:80239bb0 [ 898.440697][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.440803][ T32] r4:82ac21e4 [ 898.440856][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.440955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 898.441010][ T32] r4:dffe1dc0 [ 898.441054][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.441191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 898.441252][ T32] r4:00000000 [ 898.441302][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.441491][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 898.441555][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.441664][ T32] r5:00001000 r4:dfa13000 [ 898.441715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.441809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.441907][ T32] r5:85ef9f8c r4:85ef9c00 [ 898.441957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.442066][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 898.442151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.442277][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.442368][ T32] r4:84e0be80 [ 898.442428][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.442601][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 898.442686][ T32] r4:00000001 [ 898.442738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.442916][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 898.442993][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.443091][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.443176][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.443250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.443301][ T32] r4:84d87ac0 [ 898.443353][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.443416][ T32] INFO: task kworker/1:767:5339 blocked for more than 475 seconds. [ 898.443483][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.443536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.443583][ T32] task:kworker/1:767 state:D stack:0 pid:5339 tgid:5339 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.443744][ T32] Workqueue: events bpf_prog_free_deferred [ 898.443844][ T32] Call trace: [ 898.443920][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 898.444030][ T32] r10:8291a684 r9:eb995d84 r8:00000002 r7:60000113 r6:eb995d8c r5:84248c00 [ 898.444084][ T32] r4:84248c00 [ 898.444147][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 898.444278][ T32] r5:84248c00 r4:8291a680 [ 898.444366][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.444509][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 898.444639][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb995e08 [ 898.444705][ T32] r4:00000000 [ 898.444758][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 898.444847][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.444929][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.445061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bbf40 [ 898.445194][ T32] r4:00000000 [ 898.445279][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.445421][ T32] r9:83018205 r8:84248c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 898.445475][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.445570][ T32] r5:00001000 r4:eb3d3000 [ 898.445619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.445710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.445805][ T32] r5:8554938c r4:85549000 [ 898.445847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.445949][ T32] r7:ddde2d80 r6:83018200 r5:8554938c r4:855b1e00 [ 898.445999][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.446105][ T32] r10:61c88647 r9:84248c00 r8:855b1e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.446172][ T32] r4:855b1e00 [ 898.446270][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.446395][ T32] r10:00000000 r9:855b1e00 r8:80287e08 r7:eb991e60 r6:852f7400 r5:84248c00 [ 898.446453][ T32] r4:00000001 [ 898.446532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.446628][ T32] Exception stack(0xeb995fb0 to 0xeb995ff8) [ 898.446696][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 898.446769][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.446834][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.446915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.446979][ T32] r4:8534f480 [ 898.447698][ T32] INFO: task kworker/1:767:5339 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 898.447787][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.448020][ T32] Workqueue: events bpf_prog_free_deferred [ 898.448195][ T32] Call trace: [ 898.448272][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 898.448389][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 898.448447][ T32] r4:00000000 [ 898.448497][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.448587][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 898.448658][ T32] 1d20: c1be2000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 898.469863][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 898.470036][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 898.470104][ T32] r5:80070013 r4:80239bb0 [ 898.470196][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.470331][ T32] r4:82ac21e4 [ 898.470386][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.470551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 898.470615][ T32] r4:dffe1dc0 [ 898.470674][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.470779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 898.470834][ T32] r4:00000000 [ 898.470885][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.470995][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 898.471048][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.471150][ T32] r5:00001000 r4:dfa13000 [ 898.471208][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.471322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.471432][ T32] r5:85ef9f8c r4:85ef9c00 [ 898.471482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.471623][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 898.471684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.471802][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.471860][ T32] r4:84e0be80 [ 898.471944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.472066][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 898.472145][ T32] r4:00000001 [ 898.472246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.472352][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 898.472422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.472491][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.472595][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.472678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.472735][ T32] r4:84d87ac0 [ 898.472788][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.472901][ T32] INFO: task kworker/1:768:5341 blocked for more than 475 seconds. [ 898.472984][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.473043][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.473094][ T32] task:kworker/1:768 state:D stack:0 pid:5341 tgid:5341 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.473227][ T32] Workqueue: events bpf_prog_free_deferred [ 898.473387][ T32] Call trace: [ 898.473485][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 898.473607][ T32] r10:8291a684 r9:eb99dd84 r8:00000002 r7:60000113 r6:eb99dd8c r5:8424a400 [ 898.473662][ T32] r4:8424a400 [ 898.473749][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 898.473868][ T32] r5:8424a400 r4:8291a680 [ 898.473920][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.474021][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 898.474129][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb99de08 [ 898.474195][ T32] r4:00000000 [ 898.474241][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 898.474325][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.474405][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.474503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855983c0 [ 898.474555][ T32] r4:00000000 [ 898.474623][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.474739][ T32] r9:83018205 r8:8424a400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 898.474792][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.474883][ T32] r5:00001000 r4:eb5bb000 [ 898.474930][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.475018][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.475138][ T32] r5:8554a78c r4:8554a400 [ 898.475198][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.475321][ T32] r7:ddde2d80 r6:83018200 r5:8554a78c r4:855b1d00 [ 898.475438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.475559][ T32] r10:61c88647 r9:8424a400 r8:855b1d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.475616][ T32] r4:855b1d00 [ 898.475667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.475773][ T32] r10:00000000 r9:855b1d00 r8:80287e08 r7:eb995e60 r6:852f7480 r5:8424a400 [ 898.475831][ T32] r4:00000001 [ 898.475878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.475969][ T32] Exception stack(0xeb99dfb0 to 0xeb99dff8) [ 898.476037][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.476108][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.476187][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.476264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.476321][ T32] r4:8534f7c0 [ 898.476994][ T32] INFO: task kworker/1:768:5341 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 898.477087][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.477237][ T32] Workqueue: events bpf_prog_free_deferred [ 898.477373][ T32] Call trace: [ 898.477525][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 898.477673][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 898.477742][ T32] r4:00000000 [ 898.477793][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.477889][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 898.477961][ T32] 1d20: c1e90000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 898.478035][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 898.478099][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 898.478169][ T32] r5:80070013 r4:80239bb0 [ 898.478222][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.478327][ T32] r4:82ac21e4 [ 898.478376][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.478479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 898.478537][ T32] r4:dffe1dc0 [ 898.478583][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.478682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 898.478736][ T32] r4:00000000 [ 898.478888][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.504788][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 898.504875][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.504989][ T32] r5:00001000 r4:dfa13000 [ 898.505140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.505203][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.505253][ T32] r5:85ef9f8c r4:85ef9c00 [ 898.505306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.505419][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 898.505629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.505688][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.505768][ T32] r4:84e0be80 [ 898.505831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.505895][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 898.505921][ T32] r4:00000001 [ 898.505942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.505983][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 898.506016][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.506110][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.506152][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.506198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.506295][ T32] r4:84d87ac0 [ 898.506329][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.506362][ T32] INFO: task kworker/1:769:5344 blocked for more than 475 seconds. [ 898.506398][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.506463][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.506496][ T32] task:kworker/1:769 state:D stack:0 pid:5344 tgid:5344 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.506602][ T32] Workqueue: events bpf_prog_free_deferred [ 898.506708][ T32] Call trace: [ 898.506894][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 898.507001][ T32] r10:8291a684 r9:eb9a9d84 r8:00000002 r7:60000013 r6:eb9a9d8c r5:84249800 [ 898.507172][ T32] r4:84249800 [ 898.507236][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 898.507354][ T32] r5:84249800 r4:8291a680 [ 898.507825][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.508679][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 898.508903][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a9e08 [ 898.515903][ T32] r4:00000000 [ 898.515941][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 898.516003][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.516049][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.516096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bc880 [ 898.516120][ T32] r4:00000000 [ 898.516141][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.516204][ T32] r9:83018205 r8:84249800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 898.516227][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.516276][ T32] r5:00001000 r4:eb425000 [ 898.516297][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.516346][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.516395][ T32] r5:8554978c r4:85549400 [ 898.516416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.516492][ T32] r7:ddde2d80 r6:83018200 r5:8554978c r4:855b1f00 [ 898.516519][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.516603][ T32] r10:61c88647 r9:84249800 r8:855b1f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.516669][ T32] r4:855b1f00 [ 898.516696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.516750][ T32] r10:00000000 r9:855b1f00 r8:80287e08 r7:eb99de60 r6:852f7500 r5:84249800 [ 898.516774][ T32] r4:00000001 [ 898.516798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.516840][ T32] Exception stack(0xeb9a9fb0 to 0xeb9a9ff8) [ 898.516902][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 898.516967][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.516999][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.517062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.517099][ T32] r4:855bcf00 [ 898.517706][ T32] INFO: task kworker/1:769:5344 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 898.517846][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.518219][ T32] Workqueue: events bpf_prog_free_deferred [ 898.518278][ T32] Call trace: [ 898.518495][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 898.518636][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 898.518695][ T32] r4:00000000 [ 898.518833][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.533824][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 898.533963][ T32] 1d20: c28e9000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 898.534051][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 898.534163][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 898.534284][ T32] r5:80070013 r4:80239bb0 [ 898.534399][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.534548][ T32] r4:82ac21e4 [ 898.534600][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.534715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 898.534779][ T32] r4:dffe1dc0 [ 898.534831][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.534973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 898.535077][ T32] r4:00000000 [ 898.535141][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.535270][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 898.535329][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.535449][ T32] r5:00001000 r4:dfa13000 [ 898.535499][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.535593][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.535646][ T32] r5:85ef9f8c r4:85ef9c00 [ 898.535722][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.535801][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 898.535828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.535917][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.535945][ T32] r4:84e0be80 [ 898.535981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.536038][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 898.536063][ T32] r4:00000001 [ 898.536085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.536127][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 898.536168][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.536207][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.536238][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.536356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.536475][ T32] r4:84d87ac0 [ 898.536539][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.536697][ T32] INFO: task kworker/1:770:5345 blocked for more than 475 seconds. [ 898.536746][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.536776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.536800][ T32] task:kworker/1:770 state:D stack:0 pid:5345 tgid:5345 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.536867][ T32] Workqueue: events bpf_prog_free_deferred [ 898.536952][ T32] Call trace: [ 898.537071][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 898.537301][ T32] r10:8291a684 r9:eb7d1d84 r8:00000002 r7:60000113 r6:eb7d1d8c r5:85526c00 [ 898.537351][ T32] r4:85526c00 [ 898.537376][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 898.537433][ T32] r5:85526c00 r4:8291a680 [ 898.537458][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.537502][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 898.537549][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d1e08 [ 898.537580][ T32] r4:00000000 [ 898.537602][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 898.537672][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.537715][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.537805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a4a80 [ 898.537833][ T32] r4:00000000 [ 898.537853][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.537914][ T32] r9:83018205 r8:85526c00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 898.537937][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.538023][ T32] r5:00001000 r4:eb441000 [ 898.538048][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.538091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.538172][ T32] r5:85549b8c r4:85549800 [ 898.538198][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.538249][ T32] r7:ddde2d80 r6:83018200 r5:85549b8c r4:855b1e80 [ 898.538271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.538322][ T32] r10:61c88647 r9:85526c00 r8:855b1eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.538375][ T32] r4:855b1e80 [ 898.538400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.538451][ T32] r10:00000000 r9:855b1e80 r8:80287e08 r7:eb99de60 r6:855b1880 r5:85526c00 [ 898.538498][ T32] r4:00000001 [ 898.538535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.538814][ T32] Exception stack(0xeb7d1fb0 to 0xeb7d1ff8) [ 898.550382][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.550508][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.550591][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.550687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.550794][ T32] r4:855a4a00 [ 898.551461][ T32] INFO: task kworker/1:770:5345 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 898.551555][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.551804][ T32] Workqueue: events bpf_prog_free_deferred [ 898.551950][ T32] Call trace: [ 898.552118][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 898.552298][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 898.552369][ T32] r4:00000000 [ 898.552433][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.552534][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 898.552619][ T32] 1d20: c28e9000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 898.552701][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 898.552796][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 898.552865][ T32] r5:80070013 r4:80239bb0 [ 898.552957][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.553106][ T32] r4:82ac21e4 [ 898.553177][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.553296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 898.553385][ T32] r4:dffe1dc0 [ 898.553472][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.553597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 898.553662][ T32] r4:00000000 [ 898.553758][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.553889][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 898.553947][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.554064][ T32] r5:00001000 r4:dfa13000 [ 898.554125][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.554245][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.554469][ T32] r5:85ef9f8c r4:85ef9c00 [ 898.554582][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.554719][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 898.554811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.554972][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.555041][ T32] r4:84e0be80 [ 898.555143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.555364][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 898.555445][ T32] r4:00000001 [ 898.555553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.555661][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 898.555738][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.555813][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.555939][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.556028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.556085][ T32] r4:84d87ac0 [ 898.556140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.556256][ T32] INFO: task kworker/1:771:5348 blocked for more than 475 seconds. [ 898.556386][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.556460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.556522][ T32] task:kworker/1:771 state:D stack:0 pid:5348 tgid:5348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.556666][ T32] Workqueue: events bpf_prog_free_deferred [ 898.556786][ T32] Call trace: [ 898.556914][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 898.557036][ T32] r10:8291a684 r9:eb9add84 r8:00000002 r7:60000113 r6:eb9add8c r5:85526000 [ 898.557104][ T32] r4:85526000 [ 898.557169][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 898.557300][ T32] r5:85526000 r4:8291a680 [ 898.557388][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.557498][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 898.557633][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ade08 [ 898.557703][ T32] r4:00000000 [ 898.557802][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 898.557900][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.557995][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.558102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85598000 [ 898.558173][ T32] r4:00000000 [ 898.558230][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.558350][ T32] r9:83018205 r8:85526000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 898.558478][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.558636][ T32] r5:00001000 r4:eb479000 [ 898.558693][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.589755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.590013][ T32] r5:85549f8c r4:85549c00 [ 898.590066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.590217][ T32] r7:ddde2d80 r6:83018200 r5:85549f8c r4:855b1f80 [ 898.590278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.590419][ T32] r10:61c88647 r9:85526000 r8:855b1fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.590510][ T32] r4:855b1f80 [ 898.590565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.590687][ T32] r10:00000000 r9:855b1f80 r8:80287e08 r7:eb99de60 r6:855b1900 r5:85526000 [ 898.590789][ T32] r4:00000001 [ 898.590883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.590985][ T32] Exception stack(0xeb9adfb0 to 0xeb9adff8) [ 898.591077][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.591158][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.591261][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.591409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.591513][ T32] r4:85598100 [ 898.592233][ T32] INFO: task kworker/1:771:5348 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 898.592346][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.592552][ T32] Workqueue: events bpf_prog_free_deferred [ 898.592668][ T32] Call trace: [ 898.592849][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 898.592980][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 898.593038][ T32] r4:00000000 [ 898.593090][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.593192][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 898.593270][ T32] 1d20: c2c51000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 898.593381][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 898.593450][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 898.593508][ T32] r5:80070013 r4:80239bb0 [ 898.593564][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.593663][ T32] r4:82ac21e4 [ 898.593715][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.593845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 898.593905][ T32] r4:dffe1dc0 [ 898.594001][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.594167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 898.594265][ T32] r4:00000000 [ 898.594324][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.594497][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 898.594610][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.594755][ T32] r5:00001000 r4:dfa13000 [ 898.594812][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.594908][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.595017][ T32] r5:85ef9f8c r4:85ef9c00 [ 898.595095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.595234][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 898.595289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.595406][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.595495][ T32] r4:84e0be80 [ 898.595554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.595678][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 898.595736][ T32] r4:00000001 [ 898.595793][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.595879][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 898.595977][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.596068][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.596154][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.596235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.596294][ T32] r4:84d87ac0 [ 898.596515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.596628][ T32] INFO: task kworker/1:772:5350 blocked for more than 475 seconds. [ 898.596718][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.596952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.597027][ T32] task:kworker/1:772 state:D stack:0 pid:5350 tgid:5350 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.597154][ T32] Workqueue: events bpf_prog_free_deferred [ 898.597259][ T32] Call trace: [ 898.597424][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 898.597550][ T32] r10:8291a684 r9:eb971d84 r8:00000002 r7:60000113 r6:eb971d8c r5:855d0000 [ 898.597608][ T32] r4:855d0000 [ 898.597670][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 898.597812][ T32] r5:855d0000 r4:8291a680 [ 898.597879][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 898.598315][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 898.627866][ T32] r5:8554a38c r4:8554a000 [ 898.627959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 898.628268][ T32] r10:61c88647 r9:855d0000 r8:85483cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 898.628638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.628798][ T32] Exception stack(0xeb971fb0 to 0xeb971ff8) [ 898.643763][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.643898][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.643983][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.644065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.644123][ T32] r4:85598180 [ 898.644770][ T32] INFO: task kworker/1:772:5350 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 898.644860][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.644965][ T32] Workqueue: events bpf_prog_free_deferred [ 898.645031][ T32] Call trace: [ 898.645098][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 898.645199][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 898.645229][ T32] r4:00000000 [ 898.645250][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.645295][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 898.645328][ T32] 1d20: c35e2000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 898.645412][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 898.645460][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 898.645491][ T32] r5:80070013 r4:80239bb0 [ 898.645513][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.645597][ T32] r4:82ac21e4 [ 898.645664][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.645719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 898.645743][ T32] r4:dffe1dc0 [ 898.645767][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.645817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 898.645844][ T32] r4:00000000 [ 898.645868][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.645961][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 898.646026][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.646077][ T32] r5:00001000 r4:dfa13000 [ 898.646127][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.646186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.646236][ T32] r5:85ef9f8c r4:85ef9c00 [ 898.646320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.646410][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 898.646438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.646520][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.646548][ T32] r4:84e0be80 [ 898.646597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.646654][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 898.646679][ T32] r4:00000001 [ 898.646738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.646782][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 898.646840][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.646875][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.646928][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.646992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.647019][ T32] r4:84d87ac0 [ 898.647041][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.647071][ T32] INFO: task kworker/1:773:5352 blocked for more than 475 seconds. [ 898.647135][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.647170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.647193][ T32] task:kworker/1:773 state:D stack:0 pid:5352 tgid:5352 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.647242][ T32] Workqueue: events bpf_prog_free_deferred [ 898.647284][ T32] Call trace: [ 898.647315][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 898.647366][ T32] r10:8291a684 r9:eb9b1d84 r8:00000002 r7:60000013 r6:eb9b1d8c r5:855d1800 [ 898.647393][ T32] r4:855d1800 [ 898.647432][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 898.647479][ T32] r5:855d1800 r4:8291a680 [ 898.647499][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.647558][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 898.647629][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b1e08 [ 898.647670][ T32] r4:00000000 [ 898.647697][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 898.647738][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.647813][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.647865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855987c0 [ 898.647892][ T32] r4:00000000 [ 898.647914][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.647965][ T32] r9:83018205 r8:855d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 898.647987][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.648055][ T32] r5:00001000 r4:eb619000 [ 898.648080][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.648125][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.648180][ T32] r5:8554af8c r4:8554ac00 [ 898.648200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.648249][ T32] r7:ddde2d80 r6:83018200 r5:8554af8c r4:8559c000 [ 898.648270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.648321][ T32] r10:61c88647 r9:855d1800 r8:8559c02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 898.648418][ T32] r10:00000000 r9:8559c000 r8:80287e08 r7:eb99de60 r6:8559c180 r5:855d1800 ** 7 printk messages dropped ** [ 898.648725][ T32] r4:85598380 ** 4 printk messages dropped ** [ 898.662552][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 898.663376][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 898.663666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 898.664095][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 5 printk messages dropped ** [ 898.664403][ T32] r4:00000001 ** 3 printk messages dropped ** [ 898.664558][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 898.664884][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 898.665383][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 898.665854][ T32] r9:83018205 r8:855d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 ** 4 printk messages dropped ** [ 898.666043][ T32] r5:8554ab8c r4:8554a800 ** 3 printk messages dropped ** [ 898.666237][ T32] r10:61c88647 r9:855d0c00 r8:8559c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 898.666474][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 898.666618][ T32] r4:85598280 [ 898.666850][ T32] INFO: task kworker/1:774:5354 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 898.666884][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.666943][ T32] Workqueue: events bpf_prog_free_deferred [ 898.666986][ T32] Call trace: [ 898.667016][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 898.667071][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 898.667123][ T32] r4:00000000 [ 898.667182][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.667230][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 898.667262][ T32] 1d20: c35e2000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 898.667296][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 898.667324][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 898.667378][ T32] r5:80070013 r4:80239bb0 [ 898.667404][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.667450][ T32] r4:82ac21e4 [ 898.667471][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.667530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 898.667597][ T32] r4:dffe1dc0 [ 898.667622][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.667670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 898.667734][ T32] r4:00000000 [ 898.667759][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.667810][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 898.667868][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.667947][ T32] r5:00001000 r4:dfa13000 [ 898.668003][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.668077][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.668128][ T32] r5:85ef9f8c r4:85ef9c00 [ 898.668191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.668278][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 898.668305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.668359][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.668423][ T32] r4:84e0be80 [ 898.668449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.668550][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 898.668582][ T32] r4:00000001 [ 898.668610][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.668681][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 898.668773][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.689830][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.689940][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.690021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.690078][ T32] r4:84d87ac0 [ 898.690134][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.690210][ T32] INFO: task kworker/1:775:5356 blocked for more than 475 seconds. [ 898.690289][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.690348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.690402][ T32] task:kworker/1:775 state:D stack:0 pid:5356 tgid:5356 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.690532][ T32] Workqueue: events bpf_prog_free_deferred [ 898.690702][ T32] Call trace: [ 898.690841][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 898.690976][ T32] r10:8291a684 r9:eb9bdd84 r8:00000002 r7:60000013 r6:eb9bdd8c r5:8424b000 [ 898.691064][ T32] r4:8424b000 [ 898.691122][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 898.691234][ T32] r5:8424b000 r4:8291a680 [ 898.691286][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.691381][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 898.691487][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9bde08 [ 898.691574][ T32] r4:00000000 [ 898.691629][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 898.691726][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.691817][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.691918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85598900 [ 898.692010][ T32] r4:00000000 [ 898.692102][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.692231][ T32] r9:83018205 r8:8424b000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 898.692321][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.692454][ T32] r5:00001000 r4:eb637000 [ 898.692547][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.692680][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.692803][ T32] r5:8554b38c r4:8554b000 [ 898.692857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.692968][ T32] r7:ddde2d80 r6:83018200 r5:8554b38c r4:8559c300 [ 898.693025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.693145][ T32] r10:61c88647 r9:8424b000 r8:8559c32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.693205][ T32] r4:8559c300 [ 898.693256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.693401][ T32] r10:00000000 r9:8559c300 r8:80287e08 r7:eb9b1e60 r6:852f7580 r5:8424b000 [ 898.693457][ T32] r4:00000001 [ 898.693503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.693594][ T32] Exception stack(0xeb9bdfb0 to 0xeb9bdff8) [ 898.693661][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.693730][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.693796][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.693868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.693925][ T32] r4:855989c0 [ 898.694554][ T32] INFO: task kworker/1:775:5356 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 898.694637][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.694777][ T32] Workqueue: events bpf_prog_free_deferred [ 898.694872][ T32] Call trace: [ 898.694941][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 898.695065][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 898.695154][ T32] r4:00000000 [ 898.695223][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.695316][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 898.695390][ T32] 1d20: c3a6a000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 898.695466][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 898.695534][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 898.695597][ T32] r5:80070013 r4:80239bb0 [ 898.695650][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 898.696204][ T32] r4:00000000 ** 5 printk messages dropped ** [ 898.696707][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 898.697461][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 9 printk messages dropped ** [ 898.698136][ T32] INFO: task kworker/1:776:5358 blocked for more than 475 seconds. [ 898.698218][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.698277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.698376][ T32] task:kworker/1:776 state:D stack:0 pid:5358 tgid:5358 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.698505][ T32] Workqueue: events bpf_prog_free_deferred [ 898.698614][ T32] Call trace: [ 898.698693][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 898.698811][ T32] r10:8291a684 r9:eb9c1d84 r8:00000002 r7:60000013 r6:eb9c1d8c r5:8424bc00 [ 898.698869][ T32] r4:8424bc00 [ 898.698923][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 898.699030][ T32] r5:8424bc00 r4:8291a680 [ 898.699085][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.699191][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 898.699300][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c1e08 [ 898.699359][ T32] r4:00000000 [ 898.699410][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 898.699509][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.699604][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.699710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85598a80 [ 898.699768][ T32] r4:00000000 [ 898.699835][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.699967][ T32] r9:83018205 r8:8424bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 898.700038][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.700153][ T32] r5:00001000 r4:eb64d000 [ 898.700205][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.700298][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.700399][ T32] r5:8554b78c r4:8554b400 [ 898.700451][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.700555][ T32] r7:ddde2d80 r6:83018200 r5:8554b78c r4:8559c200 [ 898.700605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.700714][ T32] r10:61c88647 r9:8424bc00 r8:8559c22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.700781][ T32] r4:8559c200 [ 898.700828][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.700934][ T32] r10:00000000 r9:8559c200 r8:80287e08 r7:eb9bde60 r6:852f7600 r5:8424bc00 [ 898.700991][ T32] r4:00000001 [ 898.701036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.701156][ T32] Exception stack(0xeb9c1fb0 to 0xeb9c1ff8) [ 898.701222][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.701295][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 898.701516][ T32] r4:85598840 ** 5 printk messages dropped ** [ 898.702406][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 5 printk messages dropped ** [ 898.702820][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 898.703467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 898.704266][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 4 printk messages dropped ** [ 898.704688][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 9 printk messages dropped ** [ 898.705392][ T32] INFO: task kworker/1:777:5360 blocked for more than 475 seconds. ** 6 printk messages dropped ** [ 898.750303][ T32] r10:8291a684 r9:eb9c9d84 r8:00000002 r7:60000113 r6:eb9c9d8c r5:8424e000 ** 7 printk messages dropped ** [ 898.750963][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 898.751725][ T32] r5:00001000 r4:eb717000 ** 2 printk messages dropped ** [ 898.751999][ T32] r5:8554bf8c r4:8554bc00 ** 3 printk messages dropped ** [ 898.752340][ T32] r10:61c88647 r9:8424e000 r8:8559c42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 898.752770][ T32] Exception stack(0xeb9c9fb0 to 0xeb9c9ff8) ** 4 printk messages dropped ** [ 898.753149][ T32] r4:85598a40 ** 5 printk messages dropped ** [ 898.754418][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 5 printk messages dropped ** [ 898.754929][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 898.755625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 14 printk messages dropped ** [ 898.756903][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 5 printk messages dropped ** [ 898.757411][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.757490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.757547][ T32] r4:84d87ac0 [ 898.757599][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.757682][ T32] INFO: task kworker/1:778:5362 blocked for more than 475 seconds. [ 898.757757][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.757819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.757869][ T32] task:kworker/1:778 state:D stack:0 pid:5362 tgid:5362 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.757977][ T32] Workqueue: events bpf_prog_free_deferred [ 898.758104][ T32] Call trace: [ 898.758195][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 898.758305][ T32] r10:8291a684 r9:eb9d1d84 r8:00000002 r7:60000113 r6:eb9d1d8c r5:8424c800 [ 898.758360][ T32] r4:8424c800 [ 898.758414][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 898.758522][ T32] r5:8424c800 r4:8291a680 [ 898.758573][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.758667][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 898.785270][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d1e08 [ 898.785502][ T32] r4:00000000 [ 898.785569][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 898.785714][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.785814][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.785932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85598b00 [ 898.785989][ T32] r4:00000000 [ 898.786047][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.786172][ T32] r9:83018205 r8:8424c800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 898.786229][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.786334][ T32] r5:00001000 r4:eb661000 [ 898.786387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.786491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.786622][ T32] r5:8554bb8c r4:8554b800 [ 898.786678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.786790][ T32] r7:ddde2d80 r6:83018200 r5:8554bb8c r4:8559c480 [ 898.786847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.786952][ T32] r10:61c88647 r9:8424c800 r8:8559c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.787041][ T32] r4:8559c480 [ 898.787099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.787224][ T32] r10:00000000 r9:8559c480 r8:80287e08 r7:eb9c9e60 r6:852f7700 r5:8424c800 [ 898.787285][ T32] r4:00000001 [ 898.787335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.787429][ T32] Exception stack(0xeb9d1fb0 to 0xeb9d1ff8) [ 898.787509][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.787583][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.787655][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.787731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.787791][ T32] r4:85598c80 [ 898.788444][ T32] INFO: task kworker/1:778:5362 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 898.788548][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.802325][ T32] Workqueue: events bpf_prog_free_deferred [ 898.802542][ T32] Call trace: [ 898.802602][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 898.802701][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 898.802739][ T32] r4:00000000 [ 898.802766][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.802819][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 898.802860][ T32] 1d20: c464c000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 898.802893][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 898.802930][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 898.802960][ T32] r5:80070013 r4:80239bb0 [ 898.802982][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.803030][ T32] r4:82ac21e4 [ 898.803061][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.803113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 898.803166][ T32] r4:dffe1dc0 [ 898.803213][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.803275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 898.803304][ T32] r4:00000000 [ 898.803326][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.803377][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 898.803407][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.803454][ T32] r5:00001000 r4:dfa13000 [ 898.803485][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.803533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.803582][ T32] r5:85ef9f8c r4:85ef9c00 [ 898.803603][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.803664][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 898.803691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.803744][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 898.803932][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 6 printk messages dropped ** [ 898.804181][ T32] INFO: task kworker/1:779:5364 blocked for more than 475 seconds. ** 4 printk messages dropped ** [ 898.804478][ T32] Call trace: ** 7 printk messages dropped ** [ 898.804794][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d9e08 ** 8 printk messages dropped ** [ 898.805096][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 898.805276][ T32] r5:85550f8c r4:85550c00 ** 3 printk messages dropped ** [ 898.805483][ T32] r10:61c88647 r9:85578000 r8:8559c52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 898.805755][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 898.806444][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 898.806813][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 2 printk messages dropped ** [ 898.806980][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 898.807007][ T32] r5:80070013 r4:80239bb0 [ 898.807028][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.807096][ T32] r4:82ac21e4 [ 898.807121][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.807171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 898.807215][ T32] r4:dffe1dc0 [ 898.807239][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.807286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 898.807329][ T32] r4:00000000 [ 898.807354][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.807433][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 898.807466][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.807513][ T32] r5:00001000 r4:dfa13000 [ 898.807536][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.807656][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.807711][ T32] r5:85ef9f8c r4:85ef9c00 [ 898.807733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.807785][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 898.807827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.807884][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.807909][ T32] r4:84e0be80 [ 898.807929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.807979][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 898.808003][ T32] r4:00000001 [ 898.808023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.808062][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 898.808091][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.808122][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.808174][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.808230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.808258][ T32] r4:84d87ac0 [ 898.808279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.808306][ T32] INFO: task kworker/1:780:5366 blocked for more than 475 seconds. [ 898.808337][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.808386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.808413][ T32] task:kworker/1:780 state:D stack:0 pid:5366 tgid:5366 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.808464][ T32] Workqueue: events bpf_prog_free_deferred [ 898.808555][ T32] Call trace: [ 898.808633][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 898.808808][ T32] r10:8291a684 r9:eb9ddd84 r8:00000002 r7:60000013 r6:eb9ddd8c r5:8557ec00 [ 898.826151][ T32] r4:8557ec00 [ 898.826204][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 898.826278][ T32] r5:8557ec00 r4:8291a680 [ 898.826301][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.826368][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 898.826427][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9dde08 [ 898.826452][ T32] r4:00000000 [ 898.826472][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 898.826525][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.826573][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.826621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85598e00 [ 898.826665][ T32] r4:00000000 [ 898.826689][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.826742][ T32] r9:83018205 r8:8557ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 898.826765][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.826829][ T32] r5:00001000 r4:eb725000 [ 898.826855][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.826899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.826968][ T32] r5:8555038c r4:85550000 [ 898.826994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.827048][ T32] r7:ddde2d80 r6:83018200 r5:8555038c r4:8559c280 [ 898.827070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.827122][ T32] r10:61c88647 r9:8557ec00 r8:8559c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.827153][ T32] r4:8559c280 [ 898.827185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.827269][ T32] r10:00000000 r9:8559c280 r8:80287e08 r7:eb9d9e60 r6:852f7800 r5:8557ec00 [ 898.827297][ T32] r4:00000001 [ 898.827318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 898.827508][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 898.828317][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 898.828418][ T32] r4:00000000 [ 898.828471][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.828519][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 898.828660][ T32] 1d20: c4ad6000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 898.839097][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 898.839216][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 898.839250][ T32] r5:80070013 r4:80239bb0 [ 898.839275][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.839341][ T32] r4:82ac21e4 [ 898.839395][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.839454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 898.839485][ T32] r4:dffe1dc0 [ 898.839507][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.839567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 898.839597][ T32] r4:00000000 [ 898.839620][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.839749][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 898.839795][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.839849][ T32] r5:00001000 r4:dfa13000 [ 898.839871][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.839915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.839971][ T32] r5:85ef9f8c r4:85ef9c00 [ 898.840006][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.840071][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 898.840099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.840158][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.840207][ T32] r4:84e0be80 [ 898.840233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.840306][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 898.840334][ T32] r4:00000001 [ 898.840355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.840401][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 898.840431][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.840472][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.840526][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.840561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.840605][ T32] r4:84d87ac0 [ 898.840671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.840706][ T32] INFO: task kworker/1:781:5367 blocked for more than 475 seconds. [ 898.840742][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.840780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.840808][ T32] task:kworker/1:781 state:D stack:0 pid:5367 tgid:5367 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.840869][ T32] Workqueue: events bpf_prog_free_deferred [ 898.840937][ T32] Call trace: [ 898.840975][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 898.841035][ T32] r10:8291a684 r9:eb9e1d84 r8:00000002 r7:60000013 r6:eb9e1d8c r5:8424d400 [ 898.841068][ T32] r4:8424d400 [ 898.841125][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 898.841186][ T32] r5:8424d400 r4:8291a680 [ 898.841223][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.841272][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 898.841320][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e1e08 [ 898.841367][ T32] r4:00000000 [ 898.841434][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 898.841479][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.841537][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.841588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559a040 [ 898.841612][ T32] r4:00000000 [ 898.841633][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.841681][ T32] r9:83018205 r8:8424d400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 898.841714][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 898.841899][ T32] r5:8555078c r4:85550400 [ 898.841920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 898.842074][ T32] r10:61c88647 r9:8424d400 r8:8559c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 898.842474][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 898.842969][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 898.843282][ T32] r4:00000000 ** 4 printk messages dropped ** [ 898.843476][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 898.843659][ T32] r4:dffe1dc0 ** 2 printk messages dropped ** [ 898.843748][ T32] r4:00000000 ** 6 printk messages dropped ** [ 898.843991][ T32] r5:85ef9f8c r4:85ef9c00 ** 6 printk messages dropped ** [ 898.844303][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 898.844559][ T32] r4:84d87ac0 ** 4 printk messages dropped ** [ 898.844716][ T32] task:kworker/1:782 state:D stack:0 pid:5370 tgid:5370 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 898.845242][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 898.845285][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.845322][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.845398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559a280 [ 898.845424][ T32] r4:00000000 [ 898.845445][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.845531][ T32] r9:83018205 r8:8424ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 898.845561][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.845609][ T32] r5:00001000 r4:eb767000 [ 898.845630][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.845671][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.845716][ T32] r5:85550b8c r4:85550800 [ 898.845736][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.845808][ T32] r7:ddde2d80 r6:83018200 r5:85550b8c r4:8559c680 [ 898.845835][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.845911][ T32] r10:61c88647 r9:8424ec00 r8:8559c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.845938][ T32] r4:8559c680 [ 898.845979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.846054][ T32] r10:00000000 r9:8559c680 r8:80287e08 r7:eb9d9e60 r6:852f7900 r5:8424ec00 [ 898.846081][ T32] r4:00000001 [ 898.846216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.846273][ T32] Exception stack(0xeb9b5fb0 to 0xeb9b5ff8) [ 898.846329][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 898.846364][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.846393][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.846425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.846447][ T32] r4:8559a240 [ 898.846694][ T32] INFO: task kworker/1:782:5370 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 898.846733][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.846842][ T32] Workqueue: events bpf_prog_free_deferred [ 898.846935][ T32] Call trace: [ 898.846970][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 898.847051][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 5 printk messages dropped ** [ 898.847360][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 898.848077][ T32] r4:00000000 [ 898.848102][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.848160][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 898.848183][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.848262][ T32] r5:00001000 r4:dfa13000 [ 898.848338][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.848396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.848456][ T32] r5:85ef9f8c r4:85ef9c00 [ 898.848504][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.848560][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 898.848583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.848635][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.848669][ T32] r4:84e0be80 [ 898.848712][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.871247][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 898.871309][ T32] r4:00000001 [ 898.871355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.871429][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 898.871465][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.871498][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.871555][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.871594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 898.871758][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 898.872125][ T32] r4:84e20c00 ** 3 printk messages dropped ** [ 898.872270][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 898.872679][ T32] r9:83018205 r8:84e20c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 ** 4 printk messages dropped ** [ 898.872920][ T32] r5:8555138c r4:85551000 [ 898.872942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 898.873104][ T32] r4:8559c700 ** 4 printk messages dropped ** [ 898.873495][ T32] Exception stack(0xeb861fb0 to 0xeb861ff8) ** 4 printk messages dropped ** [ 898.873643][ T32] r4:8559a340 ** 5 printk messages dropped ** [ 898.874295][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 8 printk messages dropped ** [ 898.874698][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 898.874896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 6 printk messages dropped ** [ 898.875207][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 898.875544][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 9 printk messages dropped ** [ 898.875851][ T32] INFO: task kworker/1:784:5375 blocked for more than 475 seconds. [ 898.875893][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.875923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.875954][ T32] task:kworker/1:784 state:D stack:0 pid:5375 tgid:5375 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.876030][ T32] Workqueue: events bpf_prog_free_deferred [ 898.876078][ T32] Call trace: [ 898.876141][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 898.876197][ T32] r10:8291a684 r9:eb895d84 r8:00000002 r7:60000113 r6:eb895d8c r5:84e20000 [ 898.876221][ T32] r4:84e20000 [ 898.876262][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 898.876323][ T32] r5:84e20000 r4:8291a680 [ 898.876347][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.876401][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 898.876462][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb895e08 [ 898.876505][ T32] r4:00000000 [ 898.876547][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 898.876616][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.876659][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.876706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559a5c0 [ 898.876745][ T32] r4:00000000 [ 898.876778][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.876855][ T32] r9:83018205 r8:84e20000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 898.876883][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.876933][ T32] r5:00001000 r4:e891f000 [ 898.876963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.877011][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.877058][ T32] r5:8555178c r4:85551400 [ 898.877078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.877129][ T32] r7:ddde2d80 r6:83018200 r5:8555178c r4:8559c600 [ 898.877158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.877210][ T32] r10:61c88647 r9:84e20000 r8:8559c62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.877257][ T32] r4:8559c600 [ 898.877282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.877375][ T32] r10:00000000 r9:8559c600 r8:80287e08 r7:eb861e60 r6:852f7980 r5:84e20000 [ 898.877415][ T32] r4:00000001 [ 898.877457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.877501][ T32] Exception stack(0xeb895fb0 to 0xeb895ff8) [ 898.877532][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 898.877563][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.877592][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.877623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.877652][ T32] r4:8559a440 [ 898.877842][ T32] INFO: task kworker/1:784:5375 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 898.877876][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.877982][ T32] Workqueue: events bpf_prog_free_deferred [ 898.878048][ T32] Call trace: [ 898.878104][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 898.878171][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 898.878197][ T32] r4:00000000 [ 898.878218][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 898.878260][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 2 printk messages dropped ** [ 898.878403][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 898.902778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 7 printk messages dropped ** [ 898.903434][ T32] r5:85ef9f8c r4:85ef9c00 ** 1 printk messages dropped ** [ 898.903558][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 4 printk messages dropped ** [ 898.903909][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 9 printk messages dropped ** [ 898.904450][ T32] INFO: task kworker/1:785:5377 blocked for more than 475 seconds. ** 6 printk messages dropped ** [ 898.905052][ T32] r10:8291a684 r9:eb901d84 r8:00000002 r7:60000113 r6:eb901d8c r5:84e23000 ** 7 printk messages dropped ** [ 898.905830][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 898.906556][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 898.906768][ T32] r7:ddde2d80 r6:83018200 r5:85551b8c r4:8559c780 ** 5 printk messages dropped ** [ 898.907127][ T32] r4:00000001 ** 4 printk messages dropped ** [ 898.907503][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 898.926744][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 5 printk messages dropped ** [ 898.927283][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 898.927331][ T32] r5:80070013 r4:80239bb0 [ 898.927395][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.927747][ T32] r4:82ac21e4 [ 898.927791][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.927897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 898.927943][ T32] r4:dffe1dc0 [ 898.927980][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.928068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 898.928111][ T32] r4:00000000 [ 898.928151][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.928240][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 898.928327][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.928445][ T32] r5:00001000 r4:dfa13000 [ 898.928507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.928586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.928665][ T32] r5:85ef9f8c r4:85ef9c00 [ 898.928702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.943771][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 898.943878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.944010][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.944070][ T32] r4:84e0be80 [ 898.944119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.944213][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 898.944255][ T32] r4:00000001 [ 898.944314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.944395][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 898.944452][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 898.944507][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.944559][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.944615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.944655][ T32] r4:84d87ac0 [ 898.944703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 898.944756][ T32] INFO: task kworker/1:786:5379 blocked for more than 475 seconds. [ 898.944825][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 898.944872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 898.944913][ T32] task:kworker/1:786 state:D stack:0 pid:5379 tgid:5379 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 898.945019][ T32] Workqueue: events bpf_prog_free_deferred [ 898.945120][ T32] Call trace: [ 898.945240][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 898.945374][ T32] r10:8291a684 r9:eb91dd84 r8:00000002 r7:60000013 r6:eb91dd8c r5:84e23c00 [ 898.945425][ T32] r4:84e23c00 [ 898.945510][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 898.945598][ T32] r5:84e23c00 r4:8291a680 [ 898.945636][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 898.945721][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 898.945829][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb91de08 [ 898.945940][ T32] r4:00000000 [ 898.945980][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 898.946046][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 898.946116][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.946255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559ab00 [ 898.946326][ T32] r4:00000000 [ 898.946383][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.946476][ T32] r9:83018205 r8:84e23c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 898.946517][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.946595][ T32] r5:00001000 r4:eb031000 [ 898.946633][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.946709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.946790][ T32] r5:8555278c r4:85552400 [ 898.946828][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.946916][ T32] r7:ddde2d80 r6:83018200 r5:8555278c r4:8559c880 [ 898.947063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.947180][ T32] r10:61c88647 r9:84e23c00 r8:8559c8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 898.947231][ T32] r4:8559c880 [ 898.947275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.947393][ T32] r10:00000000 r9:8559c880 r8:80287e08 r7:eb901e60 r6:852f7b00 r5:84e23c00 [ 898.947470][ T32] r4:00000001 [ 898.947516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.947614][ T32] Exception stack(0xeb91dfb0 to 0xeb91dff8) [ 898.947704][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 898.947781][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 898.947839][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 898.947897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 898.947959][ T32] r4:8559a500 ** 2 printk messages dropped ** [ 898.959756][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 898.960709][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 898.960773][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 898.960839][ T32] r5:80070013 r4:80239bb0 [ 898.960897][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 898.961018][ T32] r4:82ac21e4 [ 898.961065][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 898.961184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 898.961236][ T32] r4:dffe1dc0 [ 898.961287][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 898.961419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 898.961467][ T32] r4:00000000 [ 898.961523][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 898.961628][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 898.961670][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 898.961749][ T32] r5:00001000 r4:dfa13000 [ 898.961787][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 898.961861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.961942][ T32] r5:85ef9f8c r4:85ef9c00 [ 898.961999][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 898.962097][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 898.962140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 898.962232][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 898.962275][ T32] r4:84e0be80 [ 898.962312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 898.962430][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 898.962484][ T32] r4:00000001 [ 898.962530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 898.962622][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 898.962690][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 898.962822][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 898.963557][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 898.964180][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 898.964674][ T32] r4:00000000 ** 5 printk messages dropped ** [ 898.965043][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 898.965123][ T32] r5:85551f8c r4:85551c00 ** 3 printk messages dropped ** [ 898.965471][ T32] r10:61c88647 r9:84e22400 r8:8559c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 898.965877][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 898.966922][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 898.967470][ T32] 1d20: c5bcc000 dfeb5000 00000001 80239b98 7f081000 00000001 ** 6 printk messages dropped ** [ 898.967940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 7 printk messages dropped ** [ 898.968447][ T32] r5:00001000 r4:dfa13000 ** 5 printk messages dropped ** [ 898.999706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 899.000159][ T32] r4:00000001 ** 6 printk messages dropped ** [ 899.000687][ T32] r4:84d87ac0 ** 2 printk messages dropped ** [ 899.001046][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 899.001714][ T32] r10:8291a684 r9:eb9c5d84 r8:00000002 r7:60000113 r6:eb9c5d8c r5:855d3000 ** 7 printk messages dropped ** [ 899.002424][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 899.002986][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 899.003466][ T32] r5:8555238c r4:85552000 [ 899.003518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.003640][ T32] r7:ddde2d80 r6:83018200 r5:8555238c r4:8559c980 [ 899.003708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.003836][ T32] r10:61c88647 r9:855d3000 r8:8559c9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.003906][ T32] r4:8559c980 [ 899.003967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.004082][ T32] r10:00000000 r9:8559c980 r8:80287e08 r7:eb91de60 r6:8559ca00 r5:855d3000 [ 899.004176][ T32] r4:00000001 [ 899.004291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.004418][ T32] Exception stack(0xeb9c5fb0 to 0xeb9c5ff8) [ 899.004509][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 899.004587][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.004674][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.004757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.004842][ T32] r4:8559a800 [ 899.005581][ T32] INFO: task kworker/1:788:5382 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.005687][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.006001][ T32] Workqueue: events bpf_prog_free_deferred [ 899.006091][ T32] Call trace: [ 899.006296][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.006421][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.006472][ T32] r4:00000000 [ 899.006514][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.006592][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.006652][ T32] 1d20: c5f26000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.006738][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.006799][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.006852][ T32] r5:80070013 r4:80239bb0 [ 899.006905][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.006991][ T32] r4:82ac21e4 [ 899.007080][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.007180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.007246][ T32] r4:dffe1dc0 [ 899.007289][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.007423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.007533][ T32] r4:00000000 [ 899.007605][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.007706][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.007752][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.007836][ T32] r5:00001000 r4:dfa13000 [ 899.007889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.007972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.008053][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.008091][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.008184][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.008225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.008340][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.008407][ T32] r4:84e0be80 [ 899.008449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.008572][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.008621][ T32] r4:00000001 [ 899.008683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.028462][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.028525][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.028579][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.028636][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.028677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.029160][ T32] r4:84d87ac0 [ 899.029223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.029260][ T32] INFO: task kworker/1:789:5385 blocked for more than 476 seconds. ** 1 printk messages dropped ** [ 899.029324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 899.030348][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 899.030925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559acc0 ** 7 printk messages dropped ** [ 899.031634][ T32] r5:85552b8c r4:85552800 ** 3 printk messages dropped ** [ 899.032083][ T32] r10:61c88647 r9:855d4800 r8:8559c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 899.032627][ T32] Exception stack(0xeb941fb0 to 0xeb941ff8) ** 4 printk messages dropped ** [ 899.032980][ T32] r4:8559ac00 ** 2 printk messages dropped ** [ 899.033857][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 899.034557][ T32] 1d20: c6340000 dfeb5000 00000001 80239b98 7f081000 00000001 ** 7 printk messages dropped ** [ 899.035128][ T32] r4:dffe1dc0 ** 5 printk messages dropped ** [ 899.035540][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 899.036018][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.036063][ T32] r4:00000001 [ 899.036087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.036133][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.036166][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.036197][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.036225][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.036275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.036302][ T32] r4:84d87ac0 [ 899.036323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.036350][ T32] INFO: task kworker/1:790:5388 blocked for more than 476 seconds. [ 899.036398][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.036428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.036451][ T32] task:kworker/1:790 state:D stack:0 pid:5388 tgid:5388 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.036525][ T32] Workqueue: events bpf_prog_free_deferred [ 899.036624][ T32] Call trace: [ 899.036683][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 899.036756][ T32] r10:8291a684 r9:eb945d84 r8:00000002 r7:60000013 r6:eb945d8c r5:855d5400 [ 899.036784][ T32] r4:855d5400 [ 899.036829][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 899.036881][ T32] r5:855d5400 r4:8291a680 [ 899.036902][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.036945][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 899.036991][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb945e08 [ 899.037014][ T32] r4:00000000 [ 899.037033][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 899.037080][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.037176][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.037231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559ad40 [ 899.037268][ T32] r4:00000000 [ 899.037293][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.037400][ T32] r9:83018205 r8:855d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 899.037437][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.037508][ T32] r5:00001000 r4:eb0db000 [ 899.037540][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.037585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.037630][ T32] r5:85552f8c r4:85552c00 [ 899.037651][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.037724][ T32] r7:ddde2d80 r6:83018200 r5:85552f8c r4:8559c800 [ 899.037751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.037825][ T32] r10:61c88647 r9:855d5400 r8:8559c82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.037860][ T32] r4:8559c800 [ 899.037881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.037932][ T32] r10:00000000 r9:8559c800 r8:80287e08 r7:eb941e60 r6:8559cb80 r5:855d5400 [ 899.037976][ T32] r4:00000001 [ 899.038005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.038046][ T32] Exception stack(0xeb945fb0 to 0xeb945ff8) [ 899.038096][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 899.038157][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.038192][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.038241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.038297][ T32] r4:8559ac80 [ 899.038492][ T32] INFO: task kworker/1:790:5388 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.038550][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.038624][ T32] Workqueue: events bpf_prog_free_deferred [ 899.038669][ T32] Call trace: [ 899.038701][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.072985][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.073083][ T32] r4:00000000 [ 899.073111][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.073183][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.073220][ T32] 1d20: c6da7000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.073298][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.073366][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.073424][ T32] r5:80070013 r4:80239bb0 [ 899.073453][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.073524][ T32] r4:82ac21e4 [ 899.073556][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.073605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.073628][ T32] r4:dffe1dc0 [ 899.073673][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.073726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.073760][ T32] r4:00000000 [ 899.073784][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.073838][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.073861][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.073909][ T32] r5:00001000 r4:dfa13000 [ 899.073930][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.073972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.074047][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.074097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.074183][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.074208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.074260][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.074295][ T32] r4:84e0be80 [ 899.074320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.074411][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.074439][ T32] r4:00000001 [ 899.074479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.074524][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.074605][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.074646][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.074704][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.074741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.074765][ T32] r4:84d87ac0 [ 899.074789][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.074821][ T32] INFO: task kworker/1:791:5389 blocked for more than 476 seconds. [ 899.074856][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.074883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.074905][ T32] task:kworker/1:791 state:D stack:0 pid:5389 tgid:5389 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.074967][ T32] Workqueue: events bpf_prog_free_deferred [ 899.075013][ T32] Call trace: [ 899.075066][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 899.075152][ T32] r10:8291a684 r9:eb815d84 r8:00000002 r7:60000013 r6:eb815d8c r5:855d6000 [ 899.075180][ T32] r4:855d6000 [ 899.075202][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 899.075249][ T32] r5:855d6000 r4:8291a680 [ 899.075291][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.075360][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 899.075640][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 899.076074][ T32] r5:8555338c r4:85553000 [ 899.076119][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.076227][ T32] r7:ddde2d80 r6:83018200 r5:8555338c r4:8559cc00 [ 899.076253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.076306][ T32] r10:61c88647 r9:855d6000 r8:8559cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.076329][ T32] r4:8559cc00 [ 899.076348][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.076415][ T32] r10:00000000 r9:8559cc00 r8:80287e08 r7:eb945e60 r6:8559ca80 r5:855d6000 [ 899.076451][ T32] r4:00000001 [ 899.076474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.076531][ T32] Exception stack(0xeb815fb0 to 0xeb815ff8) [ 899.076593][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 899.076630][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.076660][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.076691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.076724][ T32] r4:8559ac80 [ 899.077117][ T32] INFO: task kworker/1:791:5389 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.077165][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.077266][ T32] Workqueue: events bpf_prog_free_deferred [ 899.077316][ T32] Call trace: [ 899.077432][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.077504][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.077539][ T32] r4:00000000 [ 899.077589][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.077699][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.077755][ T32] 1d20: c6da7000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.077800][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.077831][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.077876][ T32] r5:80070013 r4:80239bb0 [ 899.077901][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.077962][ T32] r4:82ac21e4 [ 899.077987][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.078034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.078077][ T32] r4:dffe1dc0 [ 899.078100][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.078154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.078178][ T32] r4:00000000 [ 899.078199][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.078248][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.078270][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.078314][ T32] r5:00001000 r4:dfa13000 [ 899.078355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.078450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.078501][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.078530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 899.078662][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 899.091797][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 899.092220][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 899.092656][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 899.093048][ T32] r9:83018205 r8:855d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 4 printk messages dropped ** [ 899.093393][ T32] r5:8555378c r4:85553400 ** 3 printk messages dropped ** [ 899.093559][ T32] r10:61c88647 r9:855d3c00 r8:8559ccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 899.094031][ T32] r4:8559ad80 ** 4 printk messages dropped ** [ 899.094633][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 899.095073][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 899.095416][ T32] r4:00000000 ** 3 printk messages dropped ** [ 899.095561][ T32] r5:00001000 r4:dfa13000 ** 7 printk messages dropped ** [ 899.095877][ T32] r4:84e0be80 [ 899.095922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.096015][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.096041][ T32] r4:00000001 [ 899.096063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.096102][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.096157][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.096195][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.096242][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.096309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.096336][ T32] r4:84d87ac0 [ 899.096381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.096448][ T32] INFO: task kworker/1:793:5392 blocked for more than 476 seconds. [ 899.096507][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.096537][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.096560][ T32] task:kworker/1:793 state:D stack:0 pid:5392 tgid:5392 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.096632][ T32] Workqueue: events bpf_prog_free_deferred [ 899.096685][ T32] Call trace: [ 899.096740][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 899.096793][ T32] r10:8291a684 r9:eb9e9d84 r8:00000002 r7:60000113 r6:eb9e9d8c r5:855d2400 [ 899.096877][ T32] r4:855d2400 [ 899.096919][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 899.096969][ T32] r5:855d2400 r4:8291a680 [ 899.097011][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.097086][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 899.097147][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e9e08 [ 899.097171][ T32] r4:00000000 [ 899.097213][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 899.097282][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.097361][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.097432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bf040 [ 899.097457][ T32] r4:00000000 [ 899.097500][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.097712][ T32] r9:83018205 r8:855d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 899.097771][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.097825][ T32] r5:00001000 r4:eb327000 [ 899.097847][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.097889][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.097955][ T32] r5:85553f8c r4:85553c00 [ 899.097985][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.098046][ T32] r7:ddde2d80 r6:83018200 r5:85553f8c r4:8559ce00 [ 899.098093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.098177][ T32] r10:61c88647 r9:855d2400 r8:8559ce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.098208][ T32] r4:8559ce00 [ 899.098229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.098302][ T32] r10:00000000 r9:8559ce00 r8:80287e08 r7:eb969e60 r6:8559cd00 r5:855d2400 [ 899.098330][ T32] r4:00000001 [ 899.098416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.098460][ T32] Exception stack(0xeb9e9fb0 to 0xeb9e9ff8) [ 899.098493][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 899.098524][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.098553][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.098584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.098607][ T32] r4:8555e400 [ 899.118208][ T32] INFO: task kworker/1:793:5392 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.118339][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.118453][ T32] Workqueue: events bpf_prog_free_deferred [ 899.118539][ T32] Call trace: [ 899.118597][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.118688][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.118758][ T32] r4:00000000 [ 899.119309][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.119411][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.119454][ T32] 1d20: c7203000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.119491][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.119540][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.119570][ T32] r5:80070013 r4:80239bb0 [ 899.119593][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.119639][ T32] r4:82ac21e4 [ 899.119660][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.119706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.119739][ T32] r4:dffe1dc0 [ 899.119768][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.119816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.119865][ T32] r4:00000000 [ 899.119911][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.119987][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.120013][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 899.120371][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 5 printk messages dropped ** [ 899.120577][ T32] r4:00000001 ** 4 printk messages dropped ** [ 899.120748][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 899.121073][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 899.121450][ T32] r5:855d8000 r4:8291a680 ** 5 printk messages dropped ** [ 899.121760][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 899.122028][ T32] r5:00001000 r4:eb2e5000 ** 2 printk messages dropped ** [ 899.122172][ T32] r5:85553b8c r4:85553800 ** 3 printk messages dropped ** [ 899.122359][ T32] r10:61c88647 r9:855d8000 r8:85483fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 899.122671][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 899.123331][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 899.123600][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.123675][ T32] r5:80070013 r4:80239bb0 [ 899.123700][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.123745][ T32] r4:82ac21e4 [ 899.123766][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.123812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.123885][ T32] r4:dffe1dc0 [ 899.123909][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.123955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.123978][ T32] r4:00000000 [ 899.123998][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.124051][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.124139][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.124246][ T32] r5:00001000 r4:dfa13000 [ 899.124299][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.124346][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.124398][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.124420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.124483][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.124530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.124586][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.124610][ T32] r4:84e0be80 [ 899.124714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.124772][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.124805][ T32] r4:00000001 [ 899.124848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.124896][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.124925][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.124957][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.124986][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.125041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.125068][ T32] r4:84d87ac0 [ 899.125089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.125116][ T32] INFO: task kworker/1:795:5398 blocked for more than 476 seconds. [ 899.125147][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.125173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.125204][ T32] task:kworker/1:795 state:D stack:0 pid:5398 tgid:5398 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.125279][ T32] Workqueue: events bpf_prog_free_deferred [ 899.125321][ T32] Call trace: [ 899.125418][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 899.125494][ T32] r10:8291a684 r9:eb9f9d84 r8:00000002 r7:60000113 r6:eb9f9d8c r5:84e26000 [ 899.125522][ T32] r4:84e26000 [ 899.125543][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 899.125590][ T32] r5:84e26000 r4:8291a680 [ 899.125611][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.125653][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 899.125699][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f9e08 [ 899.125748][ T32] r4:00000000 [ 899.125776][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 899.125816][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.125854][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.125901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bf180 [ 899.125924][ T32] r4:00000000 [ 899.125944][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.125993][ T32] r9:83018205 r8:84e26000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 ** 1 printk messages dropped ** [ 899.126096][ T32] r5:00001000 r4:eb497000 ** 2 printk messages dropped ** [ 899.126210][ T32] r5:8555438c r4:85554000 [ 899.126254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 899.126448][ T32] r4:8559cf80 ** 5 printk messages dropped ** [ 899.126638][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 899.127104][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 899.127520][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 6 printk messages dropped ** [ 899.127883][ T32] r4:dffe1dc0 ** 2 printk messages dropped ** [ 899.128019][ T32] r4:00000000 ** 1 printk messages dropped ** [ 899.128115][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 9 printk messages dropped ** [ 899.128548][ T32] r4:84e0be80 ** 4 printk messages dropped ** [ 899.163989][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 8 printk messages dropped ** [ 899.164329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 899.164815][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 899.165122][ T32] r4:00000000 ** 3 printk messages dropped ** [ 899.165295][ T32] r5:00001000 r4:eb4bf000 ** 2 printk messages dropped ** [ 899.165529][ T32] r5:8555478c r4:85554400 ** 3 printk messages dropped ** [ 899.165714][ T32] r10:61c88647 r9:84e26c00 r8:855c802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 899.166062][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 899.166684][ T32] Workqueue: events bpf_prog_free_deferred [ 899.166728][ T32] Call trace: [ 899.166794][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.166856][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.166881][ T32] r4:00000000 [ 899.166902][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.166944][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.166997][ T32] 1d20: c7cdc000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.167033][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.167082][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.167113][ T32] r5:80070013 r4:80239bb0 [ 899.167157][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.167204][ T32] r4:82ac21e4 [ 899.167225][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.167271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.167324][ T32] r4:dffe1dc0 [ 899.167355][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.167417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.167466][ T32] r4:00000000 [ 899.167491][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.167541][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.167563][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.167629][ T32] r5:00001000 r4:dfa13000 [ 899.167654][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.167697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.167743][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.167763][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.167812][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.167835][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.167906][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.167934][ T32] r4:84e0be80 [ 899.167954][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.168025][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.168056][ T32] r4:00000001 [ 899.168076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.168115][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.168145][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.168175][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.168205][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.168236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.168260][ T32] r4:84d87ac0 [ 899.168284][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 899.168526][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 899.179134][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba05e08 ** 11 printk messages dropped ** [ 899.179750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.179801][ T32] r5:85555f8c r4:85555c00 [ 899.179823][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.179875][ T32] r7:ddde2d80 r6:83018200 r5:85555f8c r4:855c8080 [ 899.179906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.179961][ T32] r10:61c88647 r9:84e21800 r8:855c80ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.180006][ T32] r4:855c8080 [ 899.180032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.180106][ T32] r10:00000000 r9:855c8080 r8:80287e08 r7:eb9fde60 r6:852f7d00 r5:84e21800 [ 899.180144][ T32] r4:00000001 [ 899.180176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.180222][ T32] Exception stack(0xeba05fb0 to 0xeba05ff8) [ 899.180257][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 899.180289][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.180330][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.180367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.180410][ T32] r4:855bf2c0 [ 899.180761][ T32] INFO: task kworker/1:797:5401 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.180822][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.180905][ T32] Workqueue: events bpf_prog_free_deferred [ 899.180953][ T32] Call trace: [ 899.181020][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.181079][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.181125][ T32] r4:00000000 [ 899.181147][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.181199][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.181232][ T32] 1d20: c7cdc000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.181265][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.181292][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.181317][ T32] r5:80070013 r4:80239bb0 [ 899.181410][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.181463][ T32] r4:82ac21e4 [ 899.181484][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.181531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.181555][ T32] r4:dffe1dc0 [ 899.181574][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.181620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.181666][ T32] r4:00000000 [ 899.181703][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.181756][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.181789][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.181839][ T32] r5:00001000 r4:dfa13000 [ 899.181861][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.181905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.181950][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.181970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.182041][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.182088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 899.182337][ T32] r4:00000001 ** 4 printk messages dropped ** [ 899.182525][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 899.182912][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 899.183217][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 899.183674][ T32] r9:83018205 r8:8551ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 899.183942][ T32] r5:85554b8c r4:85554800 ** 3 printk messages dropped ** [ 899.184141][ T32] r10:61c88647 r9:8551ec00 r8:855c812c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 899.184399][ T32] Exception stack(0xeba09fb0 to 0xeba09ff8) ** 7 printk messages dropped ** [ 899.184909][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 899.185084][ T32] r4:00000000 ** 3 printk messages dropped ** [ 899.185219][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 6 printk messages dropped ** [ 899.185512][ T32] r4:dffe1dc0 ** 2 printk messages dropped ** [ 899.185629][ T32] r4:00000000 ** 5 printk messages dropped ** [ 899.185912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 899.186395][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 9 printk messages dropped ** [ 899.186791][ T32] INFO: task kworker/1:799:5404 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 899.187143][ T32] r4:855d8c00 ** 3 printk messages dropped ** [ 899.187299][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 899.187379][ T32] r4:00000000 [ 899.187440][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 899.187486][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.187525][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.187571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bf500 [ 899.187595][ T32] r4:00000000 [ 899.187625][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.187678][ T32] r9:83018205 r8:855d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 899.187702][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.187761][ T32] r5:00001000 r4:eb669000 [ 899.187786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.187829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.187895][ T32] r5:85554f8c r4:85554c00 [ 899.187937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.188068][ T32] r7:ddde2d80 r6:83018200 r5:85554f8c r4:855c8180 [ 899.188140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.188233][ T32] r10:61c88647 r9:855d8c00 r8:855c81ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.188268][ T32] r4:855c8180 [ 899.188357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.188474][ T32] r10:00000000 r9:855c8180 r8:80287e08 r7:eba05e60 r6:855c8280 r5:855d8c00 [ 899.188548][ T32] r4:00000001 [ 899.188617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.188720][ T32] Exception stack(0xeb9e5fb0 to 0xeb9e5ff8) [ 899.221863][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 899.221983][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.222041][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.222086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.222245][ T32] r4:855bf440 [ 899.222607][ T32] INFO: task kworker/1:799:5404 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.222646][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.222736][ T32] Workqueue: events bpf_prog_free_deferred [ 899.222839][ T32] Call trace: [ 899.222899][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.222963][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.222988][ T32] r4:00000000 [ 899.223030][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.223079][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.223111][ T32] 1d20: c8891000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.223143][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.223170][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.223200][ T32] r5:80070013 r4:80239bb0 [ 899.223262][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.223355][ T32] r4:82ac21e4 [ 899.223392][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.223442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.223465][ T32] r4:dffe1dc0 [ 899.223485][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.223531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.223555][ T32] r4:00000000 [ 899.223575][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.223625][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.223670][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.223769][ T32] r5:00001000 r4:dfa13000 [ 899.223794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.223859][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.223910][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.223933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.223985][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.224008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.224059][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.224082][ T32] r4:84e0be80 [ 899.224102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.224176][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.224206][ T32] r4:00000001 [ 899.224226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.224265][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.224320][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.224381][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.224416][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.224511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.224538][ T32] r4:84d87ac0 [ 899.224581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.224621][ T32] INFO: task kworker/1:800:5406 blocked for more than 476 seconds. [ 899.224717][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.224748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 899.225034][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 899.225317][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 899.225725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 899.225884][ T32] r7:ddde2d80 r6:83018200 r5:8555538c r4:855c8300 ** 2 printk messages dropped ** [ 899.225982][ T32] r4:855c8300 ** 5 printk messages dropped ** [ 899.226361][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 899.227100][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 899.227486][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 899.227748][ T32] r4:dffe1dc0 ** 2 printk messages dropped ** [ 899.227840][ T32] r4:00000000 ** 2 printk messages dropped ** [ 899.228028][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 899.228455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 899.235942][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 899.236394][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 899.236895][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 899.236980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f1e08 [ 899.237010][ T32] r4:00000000 [ 899.237031][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 899.237068][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.237121][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.237177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855aef80 [ 899.237242][ T32] r4:00000000 [ 899.237267][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.237402][ T32] r9:83018005 r8:84dd0000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 899.237445][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.237523][ T32] r5:00001000 r4:eb7c7000 [ 899.237634][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.237732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.237806][ T32] r5:8466af8c r4:8466ac00 [ 899.237832][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.237885][ T32] r7:dddced80 r6:83018000 r5:8466af8c r4:852f7e00 [ 899.237907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.237958][ T32] r10:61c88647 r9:84dd0000 r8:852f7e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.237981][ T32] r4:852f7e00 [ 899.238002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.238052][ T32] r10:00000000 r9:852f7e00 r8:80287e08 r7:eb8d5e60 r6:852f7f80 r5:84dd0000 [ 899.238075][ T32] r4:00000001 [ 899.238094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.238143][ T32] Exception stack(0xeb9f1fb0 to 0xeb9f1ff8) [ 899.238197][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.238255][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.238288][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.238320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.238426][ T32] r4:855aec40 [ 899.253594][ T32] INFO: task kworker/0:337:5409 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.253702][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.253837][ T32] Workqueue: events bpf_prog_free_deferred [ 899.253910][ T32] Call trace: [ 899.253953][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.254045][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.254074][ T32] r4:00000000 [ 899.254097][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.254142][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.254196][ T32] 1d20: c8c11000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.254233][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.254270][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.254334][ T32] r5:80070013 r4:80239bb0 [ 899.254360][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.254413][ T32] r4:82ac21e4 [ 899.254434][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.254505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.254533][ T32] r4:dffe1dc0 [ 899.254555][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.254619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.254645][ T32] r4:00000000 [ 899.254666][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.254740][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.254788][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.254837][ T32] r5:00001000 r4:dfa13000 [ 899.254859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.254922][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.254994][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.255019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.255072][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.255116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.255173][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.255196][ T32] r4:84e0be80 [ 899.255216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.255268][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 11 printk messages dropped ** [ 899.255729][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 899.256081][ T32] r5:84dd1800 r4:8291a680 [ 899.256210][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.256278][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 899.256336][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba19e08 [ 899.256381][ T32] r4:00000000 [ 899.256428][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 899.256471][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.256510][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.256565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bf980 [ 899.256592][ T32] r4:00000000 [ 899.256623][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.256713][ T32] r9:83018205 r8:84dd1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 899.256759][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 899.256986][ T32] r5:8555578c r4:85555400 ** 1 printk messages dropped ** [ 899.257101][ T32] r7:ddde2d80 r6:83018200 r5:8555578c r4:855c8200 ** 10 printk messages dropped ** [ 899.257565][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 899.258486][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.258527][ T32] 1d20: c8c11000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.258562][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.258603][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.258635][ T32] r5:80070013 r4:80239bb0 [ 899.258661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.258719][ T32] r4:82ac21e4 [ 899.258752][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.270942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.271030][ T32] r4:dffe1dc0 [ 899.271079][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.271162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.271187][ T32] r4:00000000 [ 899.271208][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.271261][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.271295][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.271349][ T32] r5:00001000 r4:dfa13000 [ 899.271371][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.271439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.271499][ T32] r5:85ef9f8c r4:85ef9c00 ** 1 printk messages dropped ** [ 899.271576][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 4 printk messages dropped ** [ 899.271933][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 7 printk messages dropped ** [ 899.272459][ T32] r4:84d87ac0 ** 3 printk messages dropped ** [ 899.272601][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 899.272945][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 899.273392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bfb00 ** 2 printk messages dropped ** [ 899.273566][ T32] r9:83018205 r8:84dd2400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 ** 3 printk messages dropped ** [ 899.273821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.273891][ T32] r5:85555b8c r4:85555800 [ 899.273936][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.273991][ T32] r7:ddde2d80 r6:83018200 r5:85555b8c r4:855c8500 ** 1 printk messages dropped ** [ 899.274113][ T32] r10:61c88647 r9:84dd2400 r8:855c852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.274143][ T32] r4:855c8500 ** 2 printk messages dropped ** [ 899.274236][ T32] r4:00000001 ** 1 printk messages dropped ** [ 899.274355][ T32] Exception stack(0xeba1dfb0 to 0xeba1dff8) ** 2 printk messages dropped ** [ 899.274468][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 899.274932][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 899.275241][ T32] r4:00000000 ** 2 printk messages dropped ** [ 899.275380][ T32] 1d20: c8daf000 dfeb5000 00000001 80239b98 7f081000 00000001 ** 4 printk messages dropped ** [ 899.275563][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 899.275702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 ** 3 printk messages dropped ** [ 899.275838][ T32] r4:00000000 ** 1 printk messages dropped ** [ 899.275920][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 1 printk messages dropped ** [ 899.275991][ T32] r5:00001000 r4:dfa13000 [ 899.276012][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.276063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.276136][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.276205][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.276266][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.276309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.276365][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.276395][ T32] r4:84e0be80 [ 899.276417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.276488][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.276537][ T32] r4:00000001 [ 899.276580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.276622][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.276672][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.276748][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.276780][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.276855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.276912][ T32] r4:84d87ac0 [ 899.276935][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.276984][ T32] INFO: task kworker/1:803:5416 blocked for more than 476 seconds. [ 899.277024][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.277059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.277084][ T32] task:kworker/1:803 state:D stack:0 pid:5416 tgid:5416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.277138][ T32] Workqueue: events bpf_prog_free_deferred [ 899.277204][ T32] Call trace: [ 899.277239][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 899.277292][ T32] r10:8291a684 r9:eba25d84 r8:00000002 r7:60000113 r6:eba25d8c r5:84dd3c00 [ 899.277315][ T32] r4:84dd3c00 [ 899.277390][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 899.277442][ T32] r5:84dd3c00 r4:8291a680 [ 899.277462][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.277505][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 899.277593][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba25e08 [ 899.277627][ T32] r4:00000000 [ 899.277648][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 899.277686][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.277746][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.277817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bfd80 [ 899.277844][ T32] r4:00000000 [ 899.277879][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.277942][ T32] r9:83018205 r8:84dd3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 899.277970][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.278027][ T32] r5:00001000 r4:eb7e9000 [ 899.278052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.278095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.278166][ T32] r5:8555638c r4:85556000 [ 899.278207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.278273][ T32] r7:ddde2d80 r6:83018200 r5:8555638c r4:855c8580 [ 899.278299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.278352][ T32] r10:61c88647 r9:84dd3c00 r8:855c85ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.278405][ T32] r4:855c8580 [ 899.278444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.278498][ T32] r10:00000000 r9:855c8580 r8:80287e08 r7:eba05e60 r6:85384000 r5:84dd3c00 [ 899.278544][ T32] r4:00000001 [ 899.278568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.278616][ T32] Exception stack(0xeba25fb0 to 0xeba25ff8) [ 899.278648][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 899.278732][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.297208][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.297269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.297295][ T32] r4:855bfb80 [ 899.297695][ T32] INFO: task kworker/1:803:5416 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.297739][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.297828][ T32] Workqueue: events bpf_prog_free_deferred [ 899.297893][ T32] Call trace: [ 899.297926][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.297988][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.298250][ T32] r4:00000000 [ 899.298333][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.298405][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.298439][ T32] 1d20: c911b000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.298496][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.298533][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.298580][ T32] r5:80070013 r4:80239bb0 [ 899.298606][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.298654][ T32] r4:82ac21e4 [ 899.298675][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.311429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.311522][ T32] r4:dffe1dc0 [ 899.311548][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.311665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.311694][ T32] r4:00000000 [ 899.311749][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.311858][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.311885][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.311937][ T32] r5:00001000 r4:dfa13000 [ 899.311959][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.312002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.312049][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.312094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.312169][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.312194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.312271][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.312299][ T32] r4:84e0be80 [ 899.312347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.312437][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.312464][ T32] r4:00000001 [ 899.312523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.312570][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.312615][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.312669][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.312712][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.312790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.312822][ T32] r4:84d87ac0 [ 899.312847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.312878][ T32] INFO: task kworker/1:804:5419 blocked for more than 476 seconds. [ 899.312913][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.312940][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.312963][ T32] task:kworker/1:804 state:D stack:0 pid:5419 tgid:5419 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.313053][ T32] Workqueue: events bpf_prog_free_deferred [ 899.313125][ T32] Call trace: [ 899.313167][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 899.313226][ T32] r10:8291a684 r9:eba31d84 r8:00000002 r7:60000013 r6:eba31d8c r5:84dd3000 [ 899.313274][ T32] r4:84dd3000 [ 899.313380][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 899.313479][ T32] r5:84dd3000 r4:8291a680 [ 899.313528][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.313591][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 899.313667][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba31e08 [ 899.313691][ T32] r4:00000000 [ 899.313711][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 899.313758][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.313802][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.313849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bfe80 [ 899.313904][ T32] r4:00000000 [ 899.313963][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.314015][ T32] r9:83018205 r8:84dd3000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 899.314038][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.314083][ T32] r5:00001000 r4:eb7fb000 [ 899.314103][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.314149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.314194][ T32] r5:8555678c r4:85556400 [ 899.314214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.314273][ T32] r7:ddde2d80 r6:83018200 r5:8555678c r4:855c8480 [ 899.314301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.314363][ T32] r10:61c88647 r9:84dd3000 r8:855c84ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.314418][ T32] r4:855c8480 [ 899.314462][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.314516][ T32] r10:00000000 r9:855c8480 r8:80287e08 r7:eba25e60 r6:85384180 r5:84dd3000 [ 899.314563][ T32] r4:00000001 [ 899.314608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.314651][ T32] Exception stack(0xeba31fb0 to 0xeba31ff8) [ 899.314680][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.314711][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.314740][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.314771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.314816][ T32] r4:855bfdc0 [ 899.315176][ T32] INFO: task kworker/1:804:5419 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.315211][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.315321][ T32] Workqueue: events bpf_prog_free_deferred [ 899.315441][ T32] Call trace: [ 899.315485][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.315545][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.315600][ T32] r4:00000000 [ 899.315637][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.315687][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.315752][ T32] 1d20: c958f000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.315824][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.315854][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.315882][ T32] r5:80070013 r4:80239bb0 [ 899.315903][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.315992][ T32] r4:82ac21e4 [ 899.316021][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.316070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.316094][ T32] r4:dffe1dc0 [ 899.316159][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.316233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.316283][ T32] r4:00000000 [ 899.316308][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.316358][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.316386][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.316434][ T32] r5:00001000 r4:dfa13000 [ 899.316468][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.316516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.316582][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.316613][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.316755][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.316811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.316888][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.316937][ T32] r4:84e0be80 [ 899.316966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.317018][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.317043][ T32] r4:00000001 [ 899.317064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.317102][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.317154][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.317198][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.317231][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.317283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.317404][ T32] r4:84d87ac0 [ 899.317471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.317505][ T32] INFO: task kworker/1:805:5420 blocked for more than 476 seconds. [ 899.317552][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.317612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.317724][ T32] task:kworker/1:805 state:D stack:0 pid:5420 tgid:5420 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.318090][ T32] Workqueue: events bpf_prog_free_deferred [ 899.318224][ T32] Call trace: [ 899.318313][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 899.318452][ T32] r10:8291a684 r9:eba35d84 r8:00000002 r7:60000113 r6:eba35d8c r5:84dd4800 [ 899.318514][ T32] r4:84dd4800 [ 899.318570][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 899.318796][ T32] r5:84dd4800 r4:8291a680 [ 899.339647][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.339846][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 899.339960][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba35e08 [ 899.340020][ T32] r4:00000000 [ 899.340071][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 899.340162][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.340281][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.340444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c5380 [ 899.340525][ T32] r4:00000000 [ 899.340583][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.340697][ T32] r9:83018205 r8:84dd4800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 899.340778][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.340890][ T32] r5:00001000 r4:eb82f000 [ 899.340960][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.341062][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.341189][ T32] r5:8555738c r4:85557000 [ 899.341258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.341416][ T32] r7:ddde2d80 r6:83018200 r5:8555738c r4:855c8680 [ 899.341484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.341592][ T32] r10:61c88647 r9:84dd4800 r8:855c86ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.341682][ T32] r4:855c8680 [ 899.341759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.341879][ T32] r10:00000000 r9:855c8680 r8:80287e08 r7:eba31e60 r6:85384080 r5:84dd4800 [ 899.342014][ T32] r4:00000001 [ 899.342069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.342157][ T32] Exception stack(0xeba35fb0 to 0xeba35ff8) [ 899.342225][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 899.342302][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.342371][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.342450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.342506][ T32] r4:855bfec0 [ 899.343114][ T32] INFO: task kworker/1:805:5420 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.343281][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.343453][ T32] Workqueue: events bpf_prog_free_deferred [ 899.343553][ T32] Call trace: [ 899.343628][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.343752][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.343814][ T32] r4:00000000 [ 899.343867][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.343957][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.344028][ T32] 1d20: c961c000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.344100][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.344169][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.344228][ T32] r5:80070013 r4:80239bb0 [ 899.344304][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.344419][ T32] r4:82ac21e4 [ 899.344472][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.344577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.344655][ T32] r4:dffe1dc0 [ 899.344740][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.344855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 2 printk messages dropped ** [ 899.345090][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 9 printk messages dropped ** [ 899.346080][ T32] r4:84e0be80 ** 4 printk messages dropped ** [ 899.346480][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 6 printk messages dropped ** [ 899.347074][ T32] INFO: task kworker/0:338:5421 blocked for more than 476 seconds. ** 6 printk messages dropped ** [ 899.347699][ T32] r10:8291a684 r9:eba39d84 r8:00000002 r7:60000113 r6:eba39d8c r5:84dd6000 ** 9 printk messages dropped ** [ 899.348517][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 899.373787][ T32] r5:8564478c r4:85644400 ** 3 printk messages dropped ** [ 899.374192][ T32] r10:61c88647 r9:84dd6000 r8:8538412c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 899.374771][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 899.374846][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.374940][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.375019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.375096][ T32] r4:855ae440 [ 899.375758][ T32] INFO: task kworker/0:338:5421 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.375862][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.376062][ T32] Workqueue: events bpf_prog_free_deferred [ 899.376171][ T32] Call trace: [ 899.376249][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.376375][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.376470][ T32] r4:00000000 [ 899.376557][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.376659][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.376734][ T32] 1d20: c9819000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.376828][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.376898][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.376961][ T32] r5:80070013 r4:80239bb0 [ 899.377030][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.377155][ T32] r4:82ac21e4 [ 899.377210][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.377314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.377397][ T32] r4:dffe1dc0 [ 899.377467][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.377572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.377691][ T32] r4:00000000 [ 899.377752][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.377860][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.377914][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.378021][ T32] r5:00001000 r4:dfa13000 [ 899.378079][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.378179][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.378295][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.378355][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.378477][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.378532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.378641][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.378751][ T32] r4:84e0be80 [ 899.401825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.402027][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.402087][ T32] r4:00000001 [ 899.402134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.402253][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.402348][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.402446][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.402514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.402580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.402628][ T32] r4:84d87ac0 [ 899.402684][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 899.403108][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 899.403916][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 899.404749][ T32] r9:83018205 r8:84dd6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 ** 4 printk messages dropped ** [ 899.405266][ T32] r5:85556b8c r4:85556800 [ 899.405385][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 899.405982][ T32] r4:00000001 ** 4 printk messages dropped ** [ 899.406454][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 899.407474][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 899.408068][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 899.408523][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 899.427826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 899.434039][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 5 printk messages dropped ** [ 899.434726][ T32] r4:00000001 ** 6 printk messages dropped ** [ 899.435294][ T32] r4:84d87ac0 ** 4 printk messages dropped ** [ 899.435626][ T32] task:kworker/1:807 state:D stack:0 pid:5423 tgid:5423 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 899.436783][ T32] r4:00000000 ** 3 printk messages dropped ** [ 899.437122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c5240 ** 7 printk messages dropped ** [ 899.437902][ T32] r5:85556f8c r4:85556c00 ** 1 printk messages dropped ** [ 899.438090][ T32] r7:ddde2d80 r6:83018200 r5:85556f8c r4:855c8780 ** 5 printk messages dropped ** [ 899.438554][ T32] r4:00000001 ** 6 printk messages dropped ** [ 899.452970][ T32] r4:855c50c0 ** 2 printk messages dropped ** [ 899.453929][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 899.454727][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 ** 8 printk messages dropped ** [ 899.455512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.455584][ T32] r4:00000000 [ 899.455667][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.455784][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.455859][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.455978][ T32] r5:00001000 r4:dfa13000 [ 899.456051][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.456158][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.456264][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.456337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.456471][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.456526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.456658][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.456744][ T32] r4:84e0be80 [ 899.456799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.456908][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.456964][ T32] r4:00000001 [ 899.457023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.457147][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.457243][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.457318][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.457443][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.457547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.457613][ T32] r4:84d87ac0 [ 899.457664][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.457767][ T32] INFO: task kworker/1:808:5427 blocked for more than 476 seconds. [ 899.457844][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.457915][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.457997][ T32] task:kworker/1:808 state:D stack:0 pid:5427 tgid:5427 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.458125][ T32] Workqueue: events bpf_prog_free_deferred [ 899.458266][ T32] Call trace: [ 899.458337][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 899.458450][ T32] r10:8291a684 r9:eba45d84 r8:00000002 r7:60000013 r6:eba45d8c r5:84dd0c00 [ 899.458521][ T32] r4:84dd0c00 [ 899.458573][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 899.458688][ T32] r5:84dd0c00 r4:8291a680 [ 899.479351][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.479652][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 899.480340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c5400 ** 7 printk messages dropped ** [ 899.481238][ T32] r5:8555778c r4:85557400 ** 1 printk messages dropped ** [ 899.481477][ T32] r7:ddde2d80 r6:83018200 r5:8555778c r4:855c8380 ** 8 printk messages dropped ** [ 899.482290][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 899.483912][ T32] r4:00000000 ** 7 printk messages dropped ** [ 899.484594][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 899.485254][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 11 printk messages dropped ** [ 899.486420][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 12 printk messages dropped ** [ 899.487297][ T32] task:kworker/1:809 state:D stack:0 pid:5430 tgid:5430 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 899.517378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c5500 [ 899.517580][ T32] r4:00000000 [ 899.517644][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.517801][ T32] r9:83018205 r8:85588000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 899.517861][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.517986][ T32] r5:00001000 r4:eb84d000 [ 899.518063][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.518178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.518283][ T32] r5:85557b8c r4:85557800 [ 899.518338][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.518461][ T32] r7:ddde2d80 r6:83018200 r5:85557b8c r4:855c8800 [ 899.518519][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.518637][ T32] r10:61c88647 r9:85588000 r8:855c882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.518693][ T32] r4:855c8800 [ 899.529589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.529942][ T32] r10:00000000 r9:855c8800 r8:80287e08 r7:eba45e60 r6:85384400 r5:85588000 [ 899.530016][ T32] r4:00000001 [ 899.530094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.530207][ T32] Exception stack(0xeba51fb0 to 0xeba51ff8) [ 899.530288][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.530369][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.530468][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.530546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.530629][ T32] r4:855c5100 [ 899.531257][ T32] INFO: task kworker/1:809:5430 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.531366][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.531558][ T32] Workqueue: events bpf_prog_free_deferred [ 899.531671][ T32] Call trace: [ 899.531746][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.531873][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.531953][ T32] r4:00000000 [ 899.532007][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.532115][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.532187][ T32] 1d20: ca212000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.532268][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.532333][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.532408][ T32] r5:80070013 r4:80239bb0 [ 899.532479][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.532599][ T32] r4:82ac21e4 [ 899.532654][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.532755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.532807][ T32] r4:dffe1dc0 [ 899.532855][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.532964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.533043][ T32] r4:00000000 [ 899.533102][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.533223][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 3 printk messages dropped ** [ 899.533600][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 899.534342][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 10 printk messages dropped ** [ 899.535176][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 3 printk messages dropped ** [ 899.535507][ T32] Call trace: ** 4 printk messages dropped ** [ 899.535918][ T32] r5:855db000 r4:8291a680 ** 4 printk messages dropped ** [ 899.536283][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 899.537187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 899.537682][ T32] r10:61c88647 r9:855db000 r8:855c872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 899.538363][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 899.566742][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 8 printk messages dropped ** [ 899.567625][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 899.568118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 7 printk messages dropped ** [ 899.577607][ T32] r5:85ef9f8c r4:85ef9c00 ** 3 printk messages dropped ** [ 899.578231][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 899.578734][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) ** 7 printk messages dropped ** [ 899.584754][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 899.585480][ T32] r10:8291a684 r9:eba4dd84 r8:00000002 r7:60000013 r6:eba4dd8c r5:855da400 ** 9 printk messages dropped ** [ 899.586427][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 899.587262][ T32] r5:8560838c r4:85608000 ** 1 printk messages dropped ** [ 899.587462][ T32] r7:ddde2d80 r6:83018200 r5:8560838c r4:855c8900 ** 6 printk messages dropped ** [ 899.587998][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 899.602018][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 899.602500][ T32] 1d20: ca668000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.602534][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.602561][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.602587][ T32] r5:80070013 r4:80239bb0 [ 899.602608][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.602653][ T32] r4:82ac21e4 [ 899.602675][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.602722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.602745][ T32] r4:dffe1dc0 [ 899.602765][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.602826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.602880][ T32] r4:00000000 [ 899.602907][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.603011][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.603088][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.603233][ T32] r5:00001000 r4:dfa13000 [ 899.603262][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.603307][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.603354][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.603376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.603429][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.603453][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.603506][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.603529][ T32] r4:84e0be80 [ 899.604000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.604060][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.604112][ T32] r4:00000001 [ 899.604141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.604223][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.604258][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.604313][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.604381][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.604420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.604445][ T32] r4:84d87ac0 [ 899.604471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.604503][ T32] INFO: task kworker/1:812:5435 blocked for more than 476 seconds. [ 899.604563][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.604611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.604650][ T32] task:kworker/1:812 state:D stack:0 pid:5435 tgid:5435 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.604803][ T32] Workqueue: events bpf_prog_free_deferred [ 899.604854][ T32] Call trace: [ 899.604887][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 899.604941][ T32] r10:8291a684 r9:eba55d84 r8:00000002 r7:60000013 r6:eba55d8c r5:855dc800 [ 899.604964][ T32] r4:855dc800 [ 899.604986][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 899.605047][ T32] r5:855dc800 r4:8291a680 [ 899.605076][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.605192][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 899.605252][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba55e08 [ 899.605282][ T32] r4:00000000 [ 899.605305][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 899.605422][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.605480][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.605566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c5c40 [ 899.605595][ T32] r4:00000000 [ 899.605618][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.605669][ T32] r9:83018205 r8:855dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 899.605718][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.605771][ T32] r5:00001000 r4:eb8f9000 [ 899.605797][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.605844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.605891][ T32] r5:8560878c r4:85608400 [ 899.605912][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.605962][ T32] r7:ddde2d80 r6:83018200 r5:8560878c r4:855c8880 [ 899.605996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.606052][ T32] r10:61c88647 r9:855dc800 r8:855c88ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.606076][ T32] r4:855c8880 [ 899.606098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.606154][ T32] r10:00000000 r9:855c8880 r8:80287e08 r7:eba4de60 r6:855c8a00 r5:855dc800 [ 899.606179][ T32] r4:00000001 [ 899.606580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.606652][ T32] Exception stack(0xeba55fb0 to 0xeba55ff8) [ 899.607146][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 899.607211][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.607246][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.607278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.607302][ T32] r4:855c5780 [ 899.607574][ T32] INFO: task kworker/1:812:5435 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.607639][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.607779][ T32] Workqueue: events bpf_prog_free_deferred [ 899.607913][ T32] Call trace: [ 899.608076][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.608186][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 2 printk messages dropped ** [ 899.608322][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) ** 5 printk messages dropped ** [ 899.608511][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 899.632666][ T32] r4:00000000 ** 6 printk messages dropped ** [ 899.633025][ T32] r5:85ef9f8c r4:85ef9c00 ** 6 printk messages dropped ** [ 899.633446][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 9 printk messages dropped ** [ 899.633795][ T32] INFO: task kworker/0:339:5438 blocked for more than 476 seconds. ** 8 printk messages dropped ** [ 899.634212][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 899.634747][ T32] r4:00000000 ** 5 printk messages dropped ** [ 899.635041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 899.635292][ T32] r4:85384480 [ 899.635315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.635392][ T32] r10:00000000 r9:85384480 r8:80287e08 r7:eba39e60 r6:855c8b00 r5:855dec00 [ 899.635425][ T32] r4:00000001 [ 899.635446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.635509][ T32] Exception stack(0xeba61fb0 to 0xeba61ff8) [ 899.635549][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.635583][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.635612][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.635658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.635685][ T32] r4:85370600 [ 899.636080][ T32] INFO: task kworker/0:339:5438 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.636124][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.636224][ T32] Workqueue: events bpf_prog_free_deferred [ 899.636271][ T32] Call trace: [ 899.636308][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.636397][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.636461][ T32] r4:00000000 [ 899.636487][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.636532][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.636735][ T32] 1d20: ca92e000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.636799][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.636881][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.636911][ T32] r5:80070013 r4:80239bb0 [ 899.636935][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.636981][ T32] r4:82ac21e4 [ 899.637032][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.637084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.637109][ T32] r4:dffe1dc0 [ 899.637181][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.637234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.637258][ T32] r4:00000000 [ 899.637279][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.637328][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.637382][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.637436][ T32] r5:00001000 r4:dfa13000 [ 899.637569][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.637636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.637690][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.637737][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.637795][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.637842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.637912][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.637942][ T32] r4:84e0be80 [ 899.637963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.638042][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.638100][ T32] r4:00000001 [ 899.638126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.638174][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.638206][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.638238][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 899.638411][ T32] INFO: task kworker/1:813:5440 blocked for more than 476 seconds. ** 6 printk messages dropped ** [ 899.660222][ T32] r10:8291a684 r9:eba5dd84 r8:00000002 r7:60000013 r6:eba5dd8c r5:855dd400 ** 4 printk messages dropped ** [ 899.660438][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 899.661090][ T32] r4:00000000 ** 4 printk messages dropped ** [ 899.661371][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 899.661861][ T32] r5:85608b8c r4:85608800 [ 899.661943][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 899.662256][ T32] r10:00000000 r9:855c8b80 r8:80287e08 r7:eba55e60 r6:855c8d00 r5:855dd400 ** 7 printk messages dropped ** [ 899.662624][ T32] r4:855c5c00 ** 2 printk messages dropped ** [ 899.663180][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 899.663494][ T32] 1d20: cacff000 dfeb5000 00000001 80239b98 7f081000 00000001 ** 9 printk messages dropped ** [ 899.663928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 899.664678][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 5 printk messages dropped ** [ 899.665014][ T32] r4:00000001 ** 4 printk messages dropped ** [ 899.665231][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 899.665612][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 899.666065][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 899.666781][ T32] r9:83018205 r8:855de000 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 ** 4 printk messages dropped ** [ 899.667144][ T32] r5:85608f8c r4:85608c00 ** 4 printk messages dropped ** [ 899.667420][ T32] r4:855c8c00 ** 2 printk messages dropped ** [ 899.667525][ T32] r4:00000001 ** 4 printk messages dropped ** [ 899.667740][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 899.668689][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 8 printk messages dropped ** [ 899.699959][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 899.700215][ T32] r4:00000000 ** 4 printk messages dropped ** [ 899.700384][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 899.700482][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.700503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.700556][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.700643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.700701][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.700724][ T32] r4:84e0be80 [ 899.700745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.700897][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.700927][ T32] r4:00000001 [ 899.700949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.701016][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.701068][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.701127][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.701208][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.701245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.701269][ T32] r4:84d87ac0 [ 899.701294][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.701367][ T32] INFO: task kworker/1:815:5444 blocked for more than 476 seconds. [ 899.701414][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.701444][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.701519][ T32] task:kworker/1:815 state:D stack:0 pid:5444 tgid:5444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.701586][ T32] Workqueue: events bpf_prog_free_deferred [ 899.701634][ T32] Call trace: [ 899.701668][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 899.701726][ T32] r10:8291a684 r9:eba15d84 r8:00000002 r7:60000013 r6:eba15d8c r5:855dbc00 [ 899.701749][ T32] r4:855dbc00 [ 899.701796][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 899.701849][ T32] r5:855dbc00 r4:8291a680 [ 899.701870][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.701915][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 899.701989][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba15e08 [ 899.702018][ T32] r4:00000000 [ 899.702158][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 899.702204][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.702243][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.702540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c59c0 [ 899.702575][ T32] r4:00000000 [ 899.702599][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.702651][ T32] r9:83018205 r8:855dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 899.702675][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.702721][ T32] r5:00001000 r4:ea981000 [ 899.702914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.702961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.703008][ T32] r5:8560938c r4:85609000 [ 899.703030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.703079][ T32] r7:ddde2d80 r6:83018200 r5:8560938c r4:855c8c80 [ 899.703127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.703194][ T32] r10:61c88647 r9:855dbc00 r8:855c8cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.703219][ T32] r4:855c8c80 [ 899.703240][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.703290][ T32] r10:00000000 r9:855c8c80 r8:80287e08 r7:eba59e60 r6:855c8e80 r5:855dbc00 [ 899.703314][ T32] r4:00000001 [ 899.703334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.703397][ T32] Exception stack(0xeba15fb0 to 0xeba15ff8) [ 899.703436][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 899.703493][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.703526][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.703586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.703615][ T32] r4:855c5ec0 [ 899.703974][ T32] INFO: task kworker/1:815:5444 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.704010][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.704144][ T32] Workqueue: events bpf_prog_free_deferred [ 899.704205][ T32] Call trace: [ 899.704320][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.704380][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.704430][ T32] r4:00000000 [ 899.704457][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.704502][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.704534][ T32] 1d20: cb053000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.704567][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.704596][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.704622][ T32] r5:80070013 r4:80239bb0 [ 899.704642][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.704686][ T32] r4:82ac21e4 [ 899.704707][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.704781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.704810][ T32] r4:dffe1dc0 [ 899.704842][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.704916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.704945][ T32] r4:00000000 [ 899.704967][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.705022][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 3 printk messages dropped ** [ 899.705170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 899.705651][ T32] r4:00000001 ** 4 printk messages dropped ** [ 899.705874][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 899.706250][ T32] Call trace: ** 6 printk messages dropped ** [ 899.706596][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 899.706970][ T32] r9:83018205 r8:855d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 ** 4 printk messages dropped ** [ 899.707184][ T32] r5:8560978c r4:85609400 ** 4 printk messages dropped ** [ 899.707371][ T32] r4:8559cf00 ** 3 printk messages dropped ** [ 899.707507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 899.707747][ T32] r4:855bfec0 [ 899.707941][ T32] INFO: task kworker/1:816:5446 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.707988][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.708093][ T32] Workqueue: events bpf_prog_free_deferred [ 899.708150][ T32] Call trace: [ 899.708182][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.708239][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.708264][ T32] r4:00000000 [ 899.708309][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.708362][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.708396][ T32] 1d20: cb053000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.708434][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.708551][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.708641][ T32] r5:80070013 r4:80239bb0 [ 899.708668][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.708849][ T32] r4:82ac21e4 [ 899.727543][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.727671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.727704][ T32] r4:dffe1dc0 [ 899.727728][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.727791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.727832][ T32] r4:00000000 [ 899.727869][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.727928][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.727952][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.728003][ T32] r5:00001000 r4:dfa13000 [ 899.728051][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.728112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.728169][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.728285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.728345][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.728369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 899.728528][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 5 printk messages dropped ** [ 899.742706][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 899.743349][ T32] r10:8291a684 r9:eb9a1d84 r8:00000002 r7:60000013 r6:eb9a1d8c r5:855e0000 ** 8 printk messages dropped ** [ 899.743688][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 899.744127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.744173][ T32] r5:8560a38c r4:8560a000 [ 899.744194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.744272][ T32] r7:ddde2d80 r6:83018200 r5:8560a38c r4:855c8d80 [ 899.744350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.744413][ T32] r10:61c88647 r9:855e0000 r8:855c8dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.744441][ T32] r4:855c8d80 [ 899.744464][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.744517][ T32] r10:00000000 r9:855c8d80 r8:80287e08 r7:eb985e60 r6:855c8f80 r5:855e0000 [ 899.744541][ T32] r4:00000001 [ 899.744568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.744612][ T32] Exception stack(0xeb9a1fb0 to 0xeb9a1ff8) [ 899.744654][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.744715][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.744827][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.744890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.744918][ T32] r4:855bfec0 [ 899.745285][ T32] INFO: task kworker/1:817:5448 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.745402][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.745501][ T32] Workqueue: events bpf_prog_free_deferred [ 899.745816][ T32] Call trace: [ 899.745928][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.745990][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.746042][ T32] r4:00000000 [ 899.746084][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.746131][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.746167][ T32] 1d20: cb464000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.746199][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.746227][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.746277][ T32] r5:80070013 r4:80239bb0 [ 899.746380][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.746478][ T32] r4:82ac21e4 [ 899.746503][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.746568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.746597][ T32] r4:dffe1dc0 [ 899.746618][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.746665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.746690][ T32] r4:00000000 [ 899.746710][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.746772][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.746822][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.746932][ T32] r5:00001000 r4:dfa13000 [ 899.746961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.747131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.747189][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.747210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.747276][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 4 printk messages dropped ** [ 899.747599][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 4 printk messages dropped ** [ 899.747870][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 899.748163][ T32] task:kworker/1:818 state:D stack:0 pid:5450 tgid:5450 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 899.759349][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 899.759843][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 899.760028][ T32] r7:ddde2d80 r6:83018200 r5:85609b8c r4:84fab080 ** 6 printk messages dropped ** [ 899.760294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 899.760968][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.761139][ T32] Workqueue: events bpf_prog_free_deferred [ 899.761247][ T32] Call trace: [ 899.761286][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.761390][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.761433][ T32] r4:00000000 [ 899.761484][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.761561][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.761623][ T32] 1d20: cb464000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.761670][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.761819][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.761967][ T32] r5:80070013 r4:80239bb0 [ 899.762046][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.762096][ T32] r4:82ac21e4 [ 899.762120][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.762173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.762197][ T32] r4:dffe1dc0 [ 899.762268][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.762335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.762364][ T32] r4:00000000 [ 899.762406][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.762487][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.762514][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.762563][ T32] r5:00001000 r4:dfa13000 [ 899.762610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.762683][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.762735][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.762757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.762811][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.762833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.762911][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.762995][ T32] r4:84e0be80 [ 899.763022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.763095][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.763155][ T32] r4:00000001 [ 899.763181][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.763223][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.763264][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.763300][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.763329][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.763362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.763397][ T32] r4:84d87ac0 [ 899.763428][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.763460][ T32] INFO: task kworker/1:819:5452 blocked for more than 476 seconds. ** 3 printk messages dropped ** [ 899.763660][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 899.764282][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 899.764719][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 899.764804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.764864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.764941][ T32] r5:85609f8c r4:85609c00 [ 899.764994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.765049][ T32] r7:ddde2d80 r6:83018200 r5:85609f8c r4:84fab100 [ 899.765072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.765176][ T32] r10:61c88647 r9:855e0c00 r8:84fab12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.765206][ T32] r4:84fab100 [ 899.765252][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.765307][ T32] r10:00000000 r9:84fab100 r8:80287e08 r7:eb9a1e60 r6:84fab280 r5:855e0c00 [ 899.765406][ T32] r4:00000001 [ 899.765454][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.765498][ T32] Exception stack(0xeba6dfb0 to 0xeba6dff8) [ 899.765542][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.765578][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.765624][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.765661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.765710][ T32] r4:84f80240 [ 899.765915][ T32] INFO: task kworker/1:819:5452 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.765953][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.766038][ T32] Workqueue: events bpf_prog_free_deferred [ 899.766118][ T32] Call trace: [ 899.766176][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 899.766315][ T32] r4:00000000 ** 4 printk messages dropped ** [ 899.766541][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 899.766836][ T32] r4:dffe1dc0 ** 5 printk messages dropped ** [ 899.767162][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 899.767570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 899.768084][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 899.768332][ T32] task:kworker/1:820 state:D stack:0 pid:5454 tgid:5454 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 899.799772][ T32] r4:00000000 ** 4 printk messages dropped ** [ 899.799985][ T32] r4:00000000 ** 5 printk messages dropped ** [ 899.800331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 899.800693][ T32] r10:61c88647 r9:855e3000 r8:84fab1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 899.801285][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 899.802210][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 ** 5 printk messages dropped ** [ 899.802487][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 899.802961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 ** 9 printk messages dropped ** [ 899.803664][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 ** 4 printk messages dropped ** [ 899.803844][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 ** 9 printk messages dropped ** [ 899.804265][ T32] INFO: task kworker/1:821:5457 blocked for more than 476 seconds. ** 6 printk messages dropped ** [ 899.804864][ T32] r10:8291a684 r9:eba71d84 r8:00000002 r7:60000113 r6:eba71d8c r5:855e3c00 ** 9 printk messages dropped ** [ 899.805393][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 899.805813][ T32] r5:8560b38c r4:8560b000 ** 1 printk messages dropped ** [ 899.805949][ T32] r7:ddde2d80 r6:83018200 r5:8560b38c r4:84fab200 ** 6 printk messages dropped ** [ 899.806274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 899.806966][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 899.807245][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.807299][ T32] r4:00000000 [ 899.807354][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.807406][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.807538][ T32] 1d20: cb9dc000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.807578][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.807607][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.807633][ T32] r5:80070013 r4:80239bb0 [ 899.807654][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.807919][ T32] r4:82ac21e4 [ 899.807995][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.808047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.808071][ T32] r4:dffe1dc0 [ 899.808092][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.808269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.808307][ T32] r4:00000000 [ 899.808331][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.808381][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.808433][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.808501][ T32] r5:00001000 r4:dfa13000 [ 899.808602][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.808651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.808773][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.833983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.834101][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.834168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.834229][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.834271][ T32] r4:84e0be80 [ 899.834298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.834360][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.834407][ T32] r4:00000001 [ 899.834434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.834478][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.834512][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.834570][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.834633][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.834676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.834702][ T32] r4:84d87ac0 [ 899.834753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.834802][ T32] INFO: task kworker/1:822:5458 blocked for more than 476 seconds. [ 899.834865][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.834901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.834952][ T32] task:kworker/1:822 state:D stack:0 pid:5458 tgid:5458 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.835046][ T32] Workqueue: events bpf_prog_free_deferred [ 899.835129][ T32] Call trace: [ 899.835185][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 899.835264][ T32] r10:8291a684 r9:eba75d84 r8:00000002 r7:60000113 r6:eba75d8c r5:855e4800 [ 899.835336][ T32] r4:855e4800 [ 899.835407][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 899.835490][ T32] r5:855e4800 r4:8291a680 [ 899.835552][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.835604][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 899.835749][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba75e08 [ 899.835780][ T32] r4:00000000 [ 899.835801][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 899.835842][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.835927][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.836005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f80840 [ 899.836034][ T32] r4:00000000 [ 899.836055][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.836139][ T32] r9:83018205 r8:855e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 899.836173][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.836227][ T32] r5:00001000 r4:eb3cd000 [ 899.836251][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.836321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.836374][ T32] r5:8560ab8c r4:8560a800 [ 899.836414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.836470][ T32] r7:ddde2d80 r6:83018200 r5:8560ab8c r4:84fab480 [ 899.836494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.836545][ T32] r10:61c88647 r9:855e4800 r8:84fab4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.836569][ T32] r4:84fab480 [ 899.836639][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.836721][ T32] r10:00000000 r9:84fab480 r8:80287e08 r7:eba71e60 r6:84fab300 r5:855e4800 [ 899.836752][ T32] r4:00000001 [ 899.836807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.836876][ T32] Exception stack(0xeba75fb0 to 0xeba75ff8) [ 899.836909][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 899.836966][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.837049][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.837099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.837157][ T32] r4:84f80780 [ 899.837562][ T32] INFO: task kworker/1:822:5458 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.837629][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.837708][ T32] Workqueue: events bpf_prog_free_deferred [ 899.837954][ T32] Call trace: [ 899.838020][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.838083][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.838120][ T32] r4:00000000 [ 899.838147][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.838194][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.838227][ T32] 1d20: cbd86000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.838260][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.838311][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.838415][ T32] r5:80070013 r4:80239bb0 [ 899.838444][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.838492][ T32] r4:82ac21e4 [ 899.838515][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.838562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.838586][ T32] r4:dffe1dc0 [ 899.838606][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.838678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.838794][ T32] r4:00000000 [ 899.847049][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.847174][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.847233][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.847291][ T32] r5:00001000 r4:dfa13000 [ 899.847316][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.847361][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.847416][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.847465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.847529][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.847554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.847611][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.847668][ T32] r4:84e0be80 [ 899.847696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.847751][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.847776][ T32] r4:00000001 [ 899.847881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.847930][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.847965][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.847997][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.848026][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.848058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.848081][ T32] r4:84d87ac0 [ 899.848175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.848213][ T32] INFO: task kworker/1:823:5461 blocked for more than 476 seconds. [ 899.848255][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.848286][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.848312][ T32] task:kworker/1:823 state:D stack:0 pid:5461 tgid:5461 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.848374][ T32] Workqueue: events bpf_prog_free_deferred [ 899.848428][ T32] Call trace: [ 899.848462][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 899.848545][ T32] r10:8291a684 r9:eba79d84 r8:00000002 r7:60000113 r6:eba79d8c r5:855e5400 [ 899.848599][ T32] r4:855e5400 [ 899.848648][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 899.848779][ T32] r5:855e5400 r4:8291a680 [ 899.862668][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.862793][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 899.862926][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba79e08 [ 899.862982][ T32] r4:00000000 [ 899.863010][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 899.863106][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.863156][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.863281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f80a00 [ 899.863309][ T32] r4:00000000 [ 899.863356][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.863444][ T32] r9:83018205 r8:855e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 899.863473][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.863525][ T32] r5:00001000 r4:eb42f000 [ 899.863598][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.863647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.863700][ T32] r5:8560af8c r4:8560ac00 [ 899.863724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.863779][ T32] r7:ddde2d80 r6:83018200 r5:8560af8c r4:84fab500 [ 899.863802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.863853][ T32] r10:61c88647 r9:855e5400 r8:84fab52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.863877][ T32] r4:84fab500 [ 899.863911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.863968][ T32] r10:00000000 r9:84fab500 r8:80287e08 r7:eba71e60 r6:84fab600 r5:855e5400 [ 899.864017][ T32] r4:00000001 [ 899.864042][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.864086][ T32] Exception stack(0xeba79fb0 to 0xeba79ff8) [ 899.864133][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 899.864194][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.864256][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.864295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.864319][ T32] r4:84f809c0 [ 899.864685][ T32] INFO: task kworker/1:823:5461 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.864820][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.864933][ T32] Workqueue: events bpf_prog_free_deferred [ 899.864988][ T32] Call trace: [ 899.865027][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.865111][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.865159][ T32] r4:00000000 [ 899.865185][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.865230][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.865300][ T32] 1d20: cc051000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.865408][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.865474][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.865536][ T32] r5:80070013 r4:80239bb0 [ 899.865606][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.865731][ T32] r4:82ac21e4 [ 899.865781][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.865883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.865933][ T32] r4:dffe1dc0 [ 899.865989][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.866085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.866153][ T32] r4:00000000 [ 899.866204][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.866313][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.866352][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.866407][ T32] r5:00001000 r4:dfa13000 [ 899.866433][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.866520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.866786][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.866812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.866868][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.866891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.866944][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.866969][ T32] r4:84e0be80 [ 899.867015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.867073][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.867123][ T32] r4:00000001 [ 899.867221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.867281][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.867316][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.867348][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.867406][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.867444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.867470][ T32] r4:84d87ac0 [ 899.867494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.867525][ T32] INFO: task kworker/1:824:5462 blocked for more than 476 seconds. [ 899.867584][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.867616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.867651][ T32] task:kworker/1:824 state:D stack:0 pid:5462 tgid:5462 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.867707][ T32] Workqueue: events bpf_prog_free_deferred [ 899.867754][ T32] Call trace: [ 899.867787][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 899.867841][ T32] r10:8291a684 r9:eba7dd84 r8:00000002 r7:60000113 r6:eba7dd8c r5:855e6000 [ 899.867866][ T32] r4:855e6000 [ 899.867901][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 899.867964][ T32] r5:855e6000 r4:8291a680 [ 899.867989][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.868034][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 899.868081][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba7de08 [ 899.868107][ T32] r4:00000000 [ 899.868128][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 899.868165][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.868228][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.868279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f80d00 [ 899.868305][ T32] r4:00000000 [ 899.868326][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.868375][ T32] r9:83018205 r8:855e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 899.868429][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.868505][ T32] r5:00001000 r4:eb521000 [ 899.868532][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.868577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.868623][ T32] r5:8560b78c r4:8560b400 [ 899.868643][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.868692][ T32] r7:ddde2d80 r6:83018200 r5:8560b78c r4:84fab680 [ 899.868714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.876002][ T32] r10:61c88647 r9:855e6000 r8:84fab6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.876108][ T32] r4:84fab680 [ 899.876136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.876213][ T32] r10:00000000 r9:84fab680 r8:80287e08 r7:eba71e60 r6:84fab580 r5:855e6000 [ 899.876262][ T32] r4:00000001 [ 899.876315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.876364][ T32] Exception stack(0xeba7dfb0 to 0xeba7dff8) [ 899.876404][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.876439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.876485][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.876522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.876547][ T32] r4:84f80a80 [ 899.876983][ T32] INFO: task kworker/1:824:5462 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.877025][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.877098][ T32] Workqueue: events bpf_prog_free_deferred [ 899.877151][ T32] Call trace: [ 899.877288][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.877380][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.877412][ T32] r4:00000000 [ 899.877480][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.877530][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.877563][ T32] 1d20: cc051000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.877597][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.877625][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.877676][ T32] r5:80070013 r4:80239bb0 [ 899.877726][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.877805][ T32] r4:82ac21e4 [ 899.877831][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.877881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.877906][ T32] r4:dffe1dc0 [ 899.877975][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.878028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.878065][ T32] r4:00000000 [ 899.878092][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.878147][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.878171][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.878242][ T32] r5:00001000 r4:dfa13000 [ 899.878330][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.878379][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.878434][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.878458][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.878509][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.878532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.878583][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.878606][ T32] r4:84e0be80 [ 899.878639][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.878696][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.878771][ T32] r4:00000001 [ 899.892236][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.892335][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.892375][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.892416][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.892450][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.892511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.892596][ T32] r4:84d87ac0 [ 899.892626][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.892660][ T32] INFO: task kworker/1:825:5464 blocked for more than 476 seconds. [ 899.892731][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.892769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.893104][ T32] task:kworker/1:825 state:D stack:0 pid:5464 tgid:5464 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.893255][ T32] Workqueue: events bpf_prog_free_deferred [ 899.893353][ T32] Call trace: [ 899.893406][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 899.893492][ T32] r10:8291a684 r9:eba81d84 r8:00000002 r7:60000113 r6:eba81d8c r5:855e6c00 [ 899.893524][ T32] r4:855e6c00 [ 899.893566][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 899.893619][ T32] r5:855e6c00 r4:8291a680 [ 899.893670][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.893719][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 899.893768][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba81e08 [ 899.893792][ T32] r4:00000000 [ 899.893812][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 899.893851][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.893893][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.893939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f3d040 [ 899.893963][ T32] r4:00000000 [ 899.893984][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.894036][ T32] r9:83018205 r8:855e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 899.894084][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.894136][ T32] r5:00001000 r4:eb61b000 [ 899.894271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.894344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.894413][ T32] r5:8560bf8c r4:8560bc00 [ 899.894440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.894507][ T32] r7:ddde2d80 r6:83018200 r5:8560bf8c r4:84fab700 [ 899.894534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.894586][ T32] r10:61c88647 r9:855e6c00 r8:84fab72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.894637][ T32] r4:84fab700 [ 899.894687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.894741][ T32] r10:00000000 r9:84fab700 r8:80287e08 r7:eba7de60 r6:84fab880 r5:855e6c00 [ 899.894792][ T32] r4:00000001 [ 899.894823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.894868][ T32] Exception stack(0xeba81fb0 to 0xeba81ff8) [ 899.894913][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.894954][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.894986][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.895044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.895072][ T32] r4:84f80cc0 [ 899.895431][ T32] INFO: task kworker/1:825:5464 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.895517][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.895642][ T32] Workqueue: events bpf_prog_free_deferred [ 899.895692][ T32] Call trace: [ 899.895803][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.895861][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.895905][ T32] r4:00000000 [ 899.895931][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.895988][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.896111][ T32] 1d20: cc496000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.896161][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.896191][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.896220][ T32] r5:80070013 r4:80239bb0 [ 899.896242][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.896312][ T32] r4:82ac21e4 [ 899.896353][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.896415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.896441][ T32] r4:dffe1dc0 [ 899.896462][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.896534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.896565][ T32] r4:00000000 [ 899.896605][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.896661][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.896695][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.896773][ T32] r5:00001000 r4:dfa13000 [ 899.896800][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.896845][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.896892][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.896913][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.896964][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.896988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.897040][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.897094][ T32] r4:84e0be80 [ 899.897120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.897177][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.897277][ T32] r4:00000001 [ 899.897389][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.897502][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.897538][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.897570][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.897809][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.897873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.897908][ T32] r4:84d87ac0 [ 899.897930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.897959][ T32] INFO: task kworker/1:826:5467 blocked for more than 476 seconds. [ 899.898064][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.898102][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.898182][ T32] task:kworker/1:826 state:D stack:0 pid:5467 tgid:5467 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.898241][ T32] Workqueue: events bpf_prog_free_deferred [ 899.898285][ T32] Call trace: [ 899.898363][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 899.898427][ T32] r10:8291a684 r9:eba85d84 r8:00000002 r7:60000113 r6:eba85d8c r5:855e2400 [ 899.898476][ T32] r4:855e2400 [ 899.898502][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 899.898550][ T32] r5:855e2400 r4:8291a680 [ 899.898571][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.898615][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 899.898755][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba85e08 [ 899.911027][ T32] r4:00000000 [ 899.911078][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 899.911147][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.911194][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.911250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f3d140 [ 899.911276][ T32] r4:00000000 [ 899.911348][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.911437][ T32] r9:83018205 r8:855e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 899.911474][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.911527][ T32] r5:00001000 r4:eb643000 [ 899.911745][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.911852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.911919][ T32] r5:8561438c r4:85614000 [ 899.911941][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.911995][ T32] r7:ddde2d80 r6:83018200 r5:8561438c r4:84fab780 [ 899.912034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.912093][ T32] r10:61c88647 r9:855e2400 r8:84fab7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.912119][ T32] r4:84fab780 [ 899.912141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.912234][ T32] r10:00000000 r9:84fab780 r8:80287e08 r7:eba81e60 r6:84fab800 r5:855e2400 [ 899.912264][ T32] r4:00000001 [ 899.912287][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.912330][ T32] Exception stack(0xeba85fb0 to 0xeba85ff8) [ 899.912366][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 899.912404][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.912434][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.912466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.912519][ T32] r4:84f3d200 [ 899.912921][ T32] INFO: task kworker/1:826:5467 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.912969][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.913155][ T32] Workqueue: events bpf_prog_free_deferred [ 899.913213][ T32] Call trace: [ 899.913250][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.913310][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.913403][ T32] r4:00000000 [ 899.913442][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.913490][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.913548][ T32] 1d20: cc496000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.913831][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.913864][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.913891][ T32] r5:80070013 r4:80239bb0 [ 899.913913][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.913959][ T32] r4:82ac21e4 [ 899.914007][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.914062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.914088][ T32] r4:dffe1dc0 [ 899.914108][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.914156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.914206][ T32] r4:00000000 [ 899.914232][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.914340][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.914369][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.914428][ T32] r5:00001000 r4:dfa13000 [ 899.914452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.914496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.914568][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.914613][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.914732][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.914760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.914815][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.914839][ T32] r4:84e0be80 [ 899.914884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.914942][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.914967][ T32] r4:00000001 [ 899.914993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.915073][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.915108][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.915140][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.915199][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.915263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.915313][ T32] r4:84d87ac0 [ 899.915409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.915479][ T32] INFO: task kworker/1:827:5469 blocked for more than 476 seconds. [ 899.915566][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.915624][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.915651][ T32] task:kworker/1:827 state:D stack:0 pid:5469 tgid:5469 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.915707][ T32] Workqueue: events bpf_prog_free_deferred [ 899.915804][ T32] Call trace: [ 899.915844][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 899.915901][ T32] r10:8291a684 r9:eba89d84 r8:00000002 r7:60000013 r6:eba89d8c r5:855e8000 [ 899.915927][ T32] r4:855e8000 [ 899.915949][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 899.916040][ T32] r5:855e8000 r4:8291a680 [ 899.916066][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.916117][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 899.916169][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba89e08 [ 899.916229][ T32] r4:00000000 [ 899.916274][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 899.916322][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.916373][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.916426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f3d4c0 [ 899.916450][ T32] r4:00000000 [ 899.916472][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.916534][ T32] r9:83018205 r8:855e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 899.916563][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.916613][ T32] r5:00001000 r4:eb723000 [ 899.916636][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.916678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.916723][ T32] r5:85614b8c r4:85614800 [ 899.916743][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.916805][ T32] r7:ddde2d80 r6:83018200 r5:85614b8c r4:84fab900 [ 899.916855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.916912][ T32] r10:61c88647 r9:855e8000 r8:84fab92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.916960][ T32] r4:84fab900 [ 899.916984][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.917038][ T32] r10:00000000 r9:84fab900 r8:80287e08 r7:eba85e60 r6:84fab980 r5:855e8000 [ 899.917062][ T32] r4:00000001 [ 899.917101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.917153][ T32] Exception stack(0xeba89fb0 to 0xeba89ff8) [ 899.917189][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 899.917224][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.917258][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.917292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.917316][ T32] r4:84f3d100 [ 899.917571][ T32] INFO: task kworker/1:827:5469 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.917637][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.917708][ T32] Workqueue: events bpf_prog_free_deferred [ 899.917772][ T32] Call trace: [ 899.917829][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.917891][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.917944][ T32] r4:00000000 [ 899.917983][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.918031][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.918062][ T32] 1d20: cc496000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.918095][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.918123][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.918151][ T32] r5:80070013 r4:80239bb0 [ 899.918174][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.918219][ T32] r4:82ac21e4 [ 899.918240][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.918287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.918311][ T32] r4:dffe1dc0 [ 899.918332][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.918377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.918412][ T32] r4:00000000 [ 899.918437][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.918489][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.918524][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.918597][ T32] r5:00001000 r4:dfa13000 [ 899.918623][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.918783][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.944017][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.944068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.944173][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.944205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.944263][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.944315][ T32] r4:84e0be80 [ 899.944342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.944410][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.944439][ T32] r4:00000001 [ 899.944462][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.944505][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.944542][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.944577][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.944645][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.944688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.944726][ T32] r4:84d87ac0 [ 899.944755][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.944828][ T32] INFO: task kworker/1:828:5471 blocked for more than 476 seconds. [ 899.944871][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.944900][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.944923][ T32] task:kworker/1:828 state:D stack:0 pid:5471 tgid:5471 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.945009][ T32] Workqueue: events bpf_prog_free_deferred [ 899.945066][ T32] Call trace: [ 899.945165][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 899.945227][ T32] r10:8291a684 r9:eba8dd84 r8:00000002 r7:60000013 r6:eba8dd8c r5:855e8c00 [ 899.945253][ T32] r4:855e8c00 [ 899.945293][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 899.945390][ T32] r5:855e8c00 r4:8291a680 [ 899.945447][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.945501][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 899.945552][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba8de08 [ 899.945603][ T32] r4:00000000 [ 899.945630][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 899.945672][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.945728][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.945795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f3d340 [ 899.945825][ T32] r4:00000000 [ 899.945860][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.945919][ T32] r9:83018205 r8:855e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 899.945944][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.945989][ T32] r5:00001000 r4:eb707000 [ 899.946013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.946056][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.946102][ T32] r5:8561478c r4:85614400 [ 899.946143][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.946209][ T32] r7:ddde2d80 r6:83018200 r5:8561478c r4:84faba00 [ 899.946320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.946403][ T32] r10:61c88647 r9:855e8c00 r8:84faba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.946433][ T32] r4:84faba00 [ 899.946455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.946519][ T32] r10:00000000 r9:84faba00 r8:80287e08 r7:eba89e60 r6:84fabb80 r5:855e8c00 [ 899.946556][ T32] r4:00000001 [ 899.946579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.946684][ T32] Exception stack(0xeba8dfb0 to 0xeba8dff8) [ 899.946721][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.946778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.946837][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.947019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.947072][ T32] r4:84f3d440 [ 899.947472][ T32] INFO: task kworker/1:828:5471 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.947512][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.947577][ T32] Workqueue: events bpf_prog_free_deferred [ 899.947656][ T32] Call trace: [ 899.947720][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.947819][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.947848][ T32] r4:00000000 [ 899.947870][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.947936][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.948004][ T32] 1d20: cc887000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.948046][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.948075][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.948101][ T32] r5:80070013 r4:80239bb0 [ 899.948138][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.948198][ T32] r4:82ac21e4 [ 899.948220][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.948270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.948294][ T32] r4:dffe1dc0 [ 899.948313][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.948360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.948384][ T32] r4:00000000 [ 899.948411][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.948464][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.948487][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.948532][ T32] r5:00001000 r4:dfa13000 [ 899.948553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.948597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.948660][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.961133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.961317][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.961404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.961494][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.961526][ T32] r4:84e0be80 [ 899.961550][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.961605][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.961629][ T32] r4:00000001 [ 899.961673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.961721][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.961770][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.961806][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.961836][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.961868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.961916][ T32] r4:84d87ac0 [ 899.961969][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.962017][ T32] INFO: task kworker/1:829:5472 blocked for more than 477 seconds. [ 899.962056][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.962085][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.962108][ T32] task:kworker/1:829 state:D stack:0 pid:5472 tgid:5472 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.962174][ T32] Workqueue: events bpf_prog_free_deferred [ 899.962221][ T32] Call trace: [ 899.962255][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 899.962313][ T32] r10:8291a684 r9:eba95d84 r8:00000002 r7:60000013 r6:eba95d8c r5:855e9800 [ 899.962338][ T32] r4:855e9800 [ 899.962359][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 899.962424][ T32] r5:855e9800 r4:8291a680 [ 899.962451][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.962519][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 899.962574][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba95e08 [ 899.962627][ T32] r4:00000000 [ 899.962652][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 899.962692][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.962734][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.962779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f3d6c0 [ 899.962802][ T32] r4:00000000 [ 899.962824][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.962875][ T32] r9:83018205 r8:855e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 899.962898][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.962944][ T32] r5:00001000 r4:eb73d000 [ 899.962975][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.963064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.963118][ T32] r5:85614f8c r4:85614c00 [ 899.963139][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.963191][ T32] r7:ddde2d80 r6:83018200 r5:85614f8c r4:84faba80 [ 899.963213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.963279][ T32] r10:61c88647 r9:855e9800 r8:84fabaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.963334][ T32] r4:84faba80 [ 899.963384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.963446][ T32] r10:00000000 r9:84faba80 r8:80287e08 r7:eba89e60 r6:84fabc80 r5:855e9800 [ 899.963494][ T32] r4:00000001 [ 899.963521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.963564][ T32] Exception stack(0xeba95fb0 to 0xeba95ff8) [ 899.963595][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 899.963626][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.963656][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.963688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.963725][ T32] r4:84f3d5c0 [ 899.964108][ T32] INFO: task kworker/1:829:5472 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.964172][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.964283][ T32] Workqueue: events bpf_prog_free_deferred [ 899.964333][ T32] Call trace: [ 899.964371][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.964438][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.964489][ T32] r4:00000000 [ 899.964516][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.964585][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.964621][ T32] 1d20: ccb42000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.964680][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.964713][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.964752][ T32] r5:80070013 r4:80239bb0 [ 899.964781][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.964829][ T32] r4:82ac21e4 [ 899.964852][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.964900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.964924][ T32] r4:dffe1dc0 [ 899.964945][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.964992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.965030][ T32] r4:00000000 [ 899.965056][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.965112][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.965156][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.965205][ T32] r5:00001000 r4:dfa13000 [ 899.965227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.965325][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.965437][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.965509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.965617][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.965670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.965743][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.965796][ T32] r4:84e0be80 [ 899.965825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.965903][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.966049][ T32] r4:00000001 [ 899.966079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.966120][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.966184][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.966220][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.966254][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.966288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.966324][ T32] r4:84d87ac0 [ 899.966383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.966424][ T32] INFO: task kworker/1:830:5475 blocked for more than 477 seconds. [ 899.966484][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.966515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.966539][ T32] task:kworker/1:830 state:D stack:0 pid:5475 tgid:5475 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.966651][ T32] Workqueue: events bpf_prog_free_deferred [ 899.966863][ T32] Call trace: [ 899.966938][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 899.966999][ T32] r10:8291a684 r9:eba91d84 r8:00000002 r7:60000113 r6:eba91d8c r5:855ea400 [ 899.967040][ T32] r4:855ea400 [ 899.967073][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 899.967148][ T32] r5:855ea400 r4:8291a680 [ 899.967186][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.967233][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 899.967283][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba91e08 [ 899.967332][ T32] r4:00000000 [ 899.967357][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 899.967422][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.967508][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.967562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f3d800 [ 899.967586][ T32] r4:00000000 [ 899.967681][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.967761][ T32] r9:83018205 r8:855ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 899.967791][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.967839][ T32] r5:00001000 r4:eb759000 [ 899.967874][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.967933][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.968008][ T32] r5:8561538c r4:85615000 [ 899.968034][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.968086][ T32] r7:ddde2d80 r6:83018200 r5:8561538c r4:84fabc00 [ 899.968108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.968192][ T32] r10:61c88647 r9:855ea400 r8:84fabc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.968223][ T32] r4:84fabc00 [ 899.968245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.968296][ T32] r10:00000000 r9:84fabc00 r8:80287e08 r7:eba95e60 r6:84fabd00 r5:855ea400 [ 899.968345][ T32] r4:00000001 [ 899.968401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.968453][ T32] Exception stack(0xeba91fb0 to 0xeba91ff8) [ 899.968483][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.968516][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.968572][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.968634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.968674][ T32] r4:84f3d680 [ 899.991870][ T32] INFO: task kworker/1:830:5475 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.992006][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.992112][ T32] Workqueue: events bpf_prog_free_deferred [ 899.992181][ T32] Call trace: [ 899.992216][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.992295][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.992327][ T32] r4:00000000 [ 899.992375][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.992433][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.992470][ T32] 1d20: cceab000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.992504][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.992532][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.992564][ T32] r5:80070013 r4:80239bb0 [ 899.992599][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.992648][ T32] r4:82ac21e4 [ 899.992671][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.992718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.992742][ T32] r4:dffe1dc0 [ 899.992786][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.992839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.992865][ T32] r4:00000000 [ 899.992887][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.992939][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.992976][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.993029][ T32] r5:00001000 r4:dfa13000 [ 899.993113][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.993165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.993214][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.993235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.993314][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.993371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.993434][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.993485][ T32] r4:84e0be80 [ 899.993545][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.993633][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.993662][ T32] r4:00000001 [ 899.993686][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.993727][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.993782][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.993818][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.993848][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.993888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.993923][ T32] r4:84d87ac0 [ 899.993949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.994006][ T32] INFO: task kworker/1:831:5477 blocked for more than 477 seconds. [ 899.994045][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.994101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.994133][ T32] task:kworker/1:831 state:D stack:0 pid:5477 tgid:5477 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.994188][ T32] Workqueue: events bpf_prog_free_deferred [ 899.994239][ T32] Call trace: [ 899.994274][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 899.994344][ T32] r10:8291a684 r9:eba9dd84 r8:00000002 r7:60000113 r6:eba9dd8c r5:855eb000 [ 899.994373][ T32] r4:855eb000 [ 899.994416][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 899.994471][ T32] r5:855eb000 r4:8291a680 [ 899.994518][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 899.994569][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 899.994618][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba9de08 [ 899.994643][ T32] r4:00000000 [ 899.994690][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 899.994759][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 899.994815][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.994867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f3d9c0 [ 899.994904][ T32] r4:00000000 [ 899.994930][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.994984][ T32] r9:83018205 r8:855eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 899.995018][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.995068][ T32] r5:00001000 r4:eb7a3000 [ 899.995114][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.995163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.995211][ T32] r5:8561578c r4:85615400 [ 899.995331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.995389][ T32] r7:ddde2d80 r6:83018200 r5:8561578c r4:84fabb00 [ 899.995452][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.995510][ T32] r10:61c88647 r9:855eb000 r8:84fabb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 899.995558][ T32] r4:84fabb00 [ 899.995583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.995636][ T32] r10:00000000 r9:84fabb00 r8:80287e08 r7:eba91e60 r6:84fabe80 r5:855eb000 [ 899.995662][ T32] r4:00000001 [ 899.995682][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.995734][ T32] Exception stack(0xeba9dfb0 to 0xeba9dff8) [ 899.995784][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 899.995822][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.995852][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.995884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.995907][ T32] r4:84f3d740 [ 899.996116][ T32] INFO: task kworker/1:831:5477 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 899.996153][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.996288][ T32] Workqueue: events bpf_prog_free_deferred [ 899.996359][ T32] Call trace: [ 899.996392][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 899.996483][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 899.996590][ T32] r4:00000000 [ 899.996645][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 899.996724][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 899.996797][ T32] 1d20: cceab000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 899.996869][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 899.996920][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 899.996947][ T32] r5:80070013 r4:80239bb0 [ 899.996970][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 899.997017][ T32] r4:82ac21e4 [ 899.997038][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 899.997086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 899.997110][ T32] r4:dffe1dc0 [ 899.997156][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 899.997210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 899.997237][ T32] r4:00000000 [ 899.997314][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 899.997453][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 899.997482][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 899.997578][ T32] r5:00001000 r4:dfa13000 [ 899.997607][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 899.997653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 899.997699][ T32] r5:85ef9f8c r4:85ef9c00 [ 899.997724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 899.997844][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 899.997885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 899.997945][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 899.998019][ T32] r4:84e0be80 [ 899.998044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 899.998100][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 899.998124][ T32] r4:00000001 [ 899.998182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 899.998227][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 899.998258][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 899.998289][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 899.998319][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 899.998351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 899.998403][ T32] r4:84d87ac0 [ 899.998456][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 899.998488][ T32] INFO: task kworker/0:340:5478 blocked for more than 477 seconds. [ 899.998521][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 899.998553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 899.998600][ T32] task:kworker/0:340 state:D stack:0 pid:5478 tgid:5478 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 899.998796][ T32] Workqueue: events bpf_prog_free_deferred [ 900.025546][ T32] Call trace: [ 900.025656][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.025834][ T32] r10:8291a684 r9:ebaa5d84 r8:00000002 r7:60000113 r6:ebaa5d8c r5:8558b000 [ 900.025897][ T32] r4:8558b000 [ 900.025970][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.026080][ T32] r5:8558b000 r4:8291a680 [ 900.026131][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.026242][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.026365][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa5e08 [ 900.026432][ T32] r4:00000000 [ 900.026497][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.026584][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.026697][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.026800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85476040 [ 900.026857][ T32] r4:00000000 [ 900.026920][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.027029][ T32] r9:83018005 r8:8558b000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.027083][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.027183][ T32] r5:00001000 r4:eb949000 [ 900.027245][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.027334][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.027465][ T32] r5:85644b8c r4:85644800 [ 900.027525][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.027634][ T32] r7:dddced80 r6:83018000 r5:85644b8c r4:85384580 [ 900.027682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.027783][ T32] r10:61c88647 r9:8558b000 r8:853845ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.027853][ T32] r4:85384580 [ 900.027921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.028031][ T32] r10:00000000 r9:85384580 r8:80287e08 r7:eba61e60 r6:85384600 r5:8558b000 [ 900.028119][ T32] r4:00000001 [ 900.028179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.028278][ T32] Exception stack(0xebaa5fb0 to 0xebaa5ff8) [ 900.028367][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 900.028459][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.028552][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.028624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.028678][ T32] r4:85370940 [ 900.034466][ T32] INFO: task kworker/0:340:5478 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.034587][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.034699][ T32] Workqueue: events bpf_prog_free_deferred [ 900.034769][ T32] Call trace: [ 900.034832][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.034914][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.034957][ T32] r4:00000000 [ 900.035005][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.035056][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.035091][ T32] 1d20: cd326000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.035124][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.035151][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.035201][ T32] r5:80070013 r4:80239bb0 [ 900.035228][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.035277][ T32] r4:82ac21e4 [ 900.035324][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.035378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.035408][ T32] r4:dffe1dc0 [ 900.035479][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.035536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.035565][ T32] r4:00000000 [ 900.035585][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.035661][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.035689][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.035761][ T32] r5:00001000 r4:dfa13000 [ 900.035788][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.035868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.035971][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.035997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.036052][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.036074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.036126][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.036150][ T32] r4:84e0be80 [ 900.036171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.036249][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.036302][ T32] r4:00000001 [ 900.036352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.036429][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.036464][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.036496][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.036526][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.036558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.036614][ T32] r4:84d87ac0 [ 900.036642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.036672][ T32] INFO: task kworker/1:832:5480 blocked for more than 477 seconds. [ 900.036707][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.036760][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.036899][ T32] task:kworker/1:832 state:D stack:0 pid:5480 tgid:5480 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.036981][ T32] Workqueue: events bpf_prog_free_deferred [ 900.037031][ T32] Call trace: [ 900.037070][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.037132][ T32] r10:8291a684 r9:ebaadd84 r8:00000002 r7:60000013 r6:ebaadd8c r5:8558c800 [ 900.037188][ T32] r4:8558c800 [ 900.037214][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.037263][ T32] r5:8558c800 r4:8291a680 [ 900.037290][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.037377][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.037437][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaade08 [ 900.037462][ T32] r4:00000000 [ 900.037482][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.037520][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.037558][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.037606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f3db40 [ 900.037660][ T32] r4:00000000 [ 900.037686][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.037762][ T32] r9:83018205 r8:8558c800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 900.037790][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.037838][ T32] r5:00001000 r4:eb7b5000 [ 900.037859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.037915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.037966][ T32] r5:85615b8c r4:85615800 [ 900.037989][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.038039][ T32] r7:ddde2d80 r6:83018200 r5:85615b8c r4:84fabd80 [ 900.038088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.038146][ T32] r10:61c88647 r9:8558c800 r8:84fabdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.038287][ T32] r4:84fabd80 [ 900.038313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.038366][ T32] r10:00000000 r9:84fabd80 r8:80287e08 r7:eba9de60 r6:85384500 r5:8558c800 [ 900.038389][ T32] r4:00000001 [ 900.038414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.038472][ T32] Exception stack(0xebaadfb0 to 0xebaadff8) [ 900.038505][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.038538][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.038592][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.038627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.038677][ T32] r4:84f3d980 [ 900.051964][ T32] INFO: task kworker/1:832:5480 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.052115][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.052207][ T32] Workqueue: events bpf_prog_free_deferred [ 900.052273][ T32] Call trace: [ 900.052309][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.052425][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.052457][ T32] r4:00000000 [ 900.052485][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.052557][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.052626][ T32] 1d20: cd413000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.052676][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.052734][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.052767][ T32] r5:80070013 r4:80239bb0 [ 900.052790][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.052864][ T32] r4:82ac21e4 [ 900.052891][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.052941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.052966][ T32] r4:dffe1dc0 [ 900.053013][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.053089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.053118][ T32] r4:00000000 [ 900.053142][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.053202][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.053232][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.053281][ T32] r5:00001000 r4:dfa13000 [ 900.053303][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.053421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.053610][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.053683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.053763][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.053789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.053875][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.053907][ T32] r4:84e0be80 [ 900.053931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.054012][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.054042][ T32] r4:00000001 [ 900.054087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.054170][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.054209][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.054256][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.054289][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.054326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.054362][ T32] r4:84d87ac0 [ 900.054403][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.054473][ T32] INFO: task kworker/1:833:5482 blocked for more than 477 seconds. [ 900.054522][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.054563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.054590][ T32] task:kworker/1:833 state:D stack:0 pid:5482 tgid:5482 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.054692][ T32] Workqueue: events bpf_prog_free_deferred [ 900.054757][ T32] Call trace: [ 900.054821][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.054886][ T32] r10:8291a684 r9:ebab5d84 r8:00000002 r7:60000013 r6:ebab5d8c r5:8558d400 [ 900.054912][ T32] r4:8558d400 [ 900.054934][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.054981][ T32] r5:8558d400 r4:8291a680 [ 900.055013][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.055060][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.055118][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab5e08 [ 900.055175][ T32] r4:00000000 [ 900.055199][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.055240][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.055279][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.055325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f3dbc0 [ 900.055348][ T32] r4:00000000 [ 900.055368][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.055418][ T32] r9:83018205 r8:8558d400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 900.055440][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.055485][ T32] r5:00001000 r4:eb933000 [ 900.055506][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.055564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.055652][ T32] r5:85615f8c r4:85615c00 [ 900.055678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.055751][ T32] r7:ddde2d80 r6:83018200 r5:85615f8c r4:84fabe00 [ 900.055785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.055869][ T32] r10:61c88647 r9:8558d400 r8:84fabe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.055900][ T32] r4:84fabe00 [ 900.055921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.055983][ T32] r10:00000000 r9:84fabe00 r8:80287e08 r7:ebaade60 r6:85384680 r5:8558d400 [ 900.056015][ T32] r4:00000001 [ 900.056035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.056076][ T32] Exception stack(0xebab5fb0 to 0xebab5ff8) [ 900.056105][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 900.056169][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.056230][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.056269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.056292][ T32] r4:84f3db00 [ 900.056566][ T32] INFO: task kworker/1:833:5482 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.056612][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.056676][ T32] Workqueue: events bpf_prog_free_deferred [ 900.056745][ T32] Call trace: [ 900.056815][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.056899][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.056929][ T32] r4:00000000 [ 900.056951][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.057019][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.057063][ T32] 1d20: cd413000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.057103][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.057142][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.057189][ T32] r5:80070013 r4:80239bb0 [ 900.057225][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.057275][ T32] r4:82ac21e4 [ 900.057306][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.057461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.057512][ T32] r4:dffe1dc0 [ 900.057631][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.057700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.057728][ T32] r4:00000000 [ 900.057752][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.057804][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.057826][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.057872][ T32] r5:00001000 r4:dfa13000 [ 900.057918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.057968][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.058040][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.058066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.058121][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.058156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.058210][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.058270][ T32] r4:84e0be80 [ 900.058300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.058354][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.058393][ T32] r4:00000001 [ 900.058417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.058457][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.058486][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.058517][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.058570][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.058610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.058635][ T32] r4:84d87ac0 [ 900.058657][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.058685][ T32] INFO: task kworker/1:834:5483 blocked for more than 477 seconds. [ 900.058717][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.058743][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.058833][ T32] task:kworker/1:834 state:D stack:0 pid:5483 tgid:5483 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.076574][ T32] Workqueue: events bpf_prog_free_deferred [ 900.076961][ T32] Call trace: [ 900.077062][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.077169][ T32] r10:8291a684 r9:ebab9d84 r8:00000002 r7:60000113 r6:ebab9d8c r5:8558bc00 [ 900.077202][ T32] r4:8558bc00 [ 900.077227][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.077276][ T32] r5:8558bc00 r4:8291a680 [ 900.077299][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.077436][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.077508][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab9e08 [ 900.077550][ T32] r4:00000000 [ 900.077596][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.077646][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.077694][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.077742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f3de40 [ 900.077766][ T32] r4:00000000 [ 900.077788][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.077861][ T32] r9:83018205 r8:8558bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 900.077891][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.077947][ T32] r5:00001000 r4:eb959000 [ 900.077998][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.078072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.078170][ T32] r5:8561638c r4:85616000 [ 900.078224][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.078311][ T32] r7:ddde2d80 r6:83018200 r5:8561638c r4:84fabf80 [ 900.078339][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.078396][ T32] r10:61c88647 r9:8558bc00 r8:84fabfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.078428][ T32] r4:84fabf80 [ 900.078455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.078509][ T32] r10:00000000 r9:84fabf80 r8:80287e08 r7:ebab5e60 r6:85384700 r5:8558bc00 [ 900.078532][ T32] r4:00000001 [ 900.078554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.078601][ T32] Exception stack(0xebab9fb0 to 0xebab9ff8) [ 900.078647][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 900.078684][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.078810][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.092514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.092592][ T32] r4:84f3dcc0 [ 900.092960][ T32] INFO: task kworker/1:834:5483 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.093001][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.093079][ T32] Workqueue: events bpf_prog_free_deferred [ 900.093163][ T32] Call trace: [ 900.093230][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.093374][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.093446][ T32] r4:00000000 [ 900.093499][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.093576][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.093616][ T32] 1d20: cd9b1000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.093662][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.093696][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.093723][ T32] r5:80070013 r4:80239bb0 [ 900.093773][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.093849][ T32] r4:82ac21e4 [ 900.093876][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.093926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.093951][ T32] r4:dffe1dc0 [ 900.093972][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.094018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.094068][ T32] r4:00000000 [ 900.094095][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.094163][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.094270][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.094382][ T32] r5:00001000 r4:dfa13000 [ 900.094462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.094558][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.094611][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.094634][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.094687][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.094716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.094771][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.094795][ T32] r4:84e0be80 [ 900.094817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.094870][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.094894][ T32] r4:00000001 [ 900.094915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.094961][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.094992][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.095024][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.095053][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.095138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.095176][ T32] r4:84d87ac0 [ 900.095201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.095237][ T32] INFO: task kworker/1:835:5487 blocked for more than 477 seconds. [ 900.095274][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.095302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.095349][ T32] task:kworker/1:835 state:D stack:0 pid:5487 tgid:5487 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.095428][ T32] Workqueue: events bpf_prog_free_deferred [ 900.095503][ T32] Call trace: [ 900.095540][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.095613][ T32] r10:8291a684 r9:ebaa1d84 r8:00000002 r7:60000013 r6:ebaa1d8c r5:8558e000 [ 900.095643][ T32] r4:8558e000 [ 900.095690][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.095771][ T32] r5:8558e000 r4:8291a680 [ 900.095797][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.095842][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.095890][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa1e08 [ 900.095926][ T32] r4:00000000 [ 900.095950][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.095990][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.096028][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.096090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85370940 [ 900.096146][ T32] r4:00000000 [ 900.096190][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.096285][ T32] r9:83018205 r8:8558e000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 900.096313][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.096361][ T32] r5:00001000 r4:eb965000 [ 900.096387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.096455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.096534][ T32] r5:8561678c r4:85616400 [ 900.096561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.096614][ T32] r7:ddde2d80 r6:83018200 r5:8561678c r4:8546f000 [ 900.096636][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.096687][ T32] r10:61c88647 r9:8558e000 r8:8546f02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.096738][ T32] r4:8546f000 [ 900.096788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.096843][ T32] r10:00000000 r9:8546f000 r8:80287e08 r7:ebab9e60 r6:85384780 r5:8558e000 [ 900.096891][ T32] r4:00000001 [ 900.096916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.096981][ T32] Exception stack(0xebaa1fb0 to 0xebaa1ff8) [ 900.097024][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.097138][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.097202][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.097240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.097263][ T32] r4:84f3de00 [ 900.097501][ T32] INFO: task kworker/1:835:5487 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.097561][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.097627][ T32] Workqueue: events bpf_prog_free_deferred [ 900.097675][ T32] Call trace: [ 900.097706][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.097789][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.097820][ T32] r4:00000000 [ 900.097841][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.097884][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.097916][ T32] 1d20: cd9b1000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.097949][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.097989][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.098019][ T32] r5:80070013 r4:80239bb0 [ 900.098053][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.098135][ T32] r4:82ac21e4 [ 900.098163][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.098238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.098290][ T32] r4:dffe1dc0 [ 900.098314][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.098388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.098431][ T32] r4:00000000 [ 900.098457][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.098509][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.098532][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.098578][ T32] r5:00001000 r4:dfa13000 [ 900.098600][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.098658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.119488][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.119537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.119627][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.119709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.119780][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.119808][ T32] r4:84e0be80 [ 900.119856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.119938][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.120018][ T32] r4:00000001 [ 900.120073][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.120192][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.120267][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.120414][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.120458][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.120494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.120524][ T32] r4:84d87ac0 [ 900.120553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.120641][ T32] INFO: task kworker/0:341:5488 blocked for more than 477 seconds. [ 900.120681][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.120736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.120764][ T32] task:kworker/0:341 state:D stack:0 pid:5488 tgid:5488 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.120959][ T32] Workqueue: events bpf_prog_free_deferred [ 900.121042][ T32] Call trace: [ 900.121079][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.121168][ T32] r10:8291a684 r9:ebabdd84 r8:00000002 r7:60000113 r6:ebabdd8c r5:8558ec00 [ 900.121194][ T32] r4:8558ec00 [ 900.121216][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.121262][ T32] r5:8558ec00 r4:8291a680 [ 900.121284][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.121369][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.121436][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebabde08 [ 900.121461][ T32] r4:00000000 [ 900.121482][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.121546][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.121599][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.121695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85476340 [ 900.121731][ T32] r4:00000000 [ 900.121778][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.121891][ T32] r9:83018005 r8:8558ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 900.121920][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.121970][ T32] r5:00001000 r4:eb997000 [ 900.121992][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.122033][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.122080][ T32] r5:85644f8c r4:85644c00 [ 900.122101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.122162][ T32] r7:dddced80 r6:83018000 r5:85644f8c r4:85384900 [ 900.122184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.122260][ T32] r10:61c88647 r9:8558ec00 r8:8538492c r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.122289][ T32] r4:85384900 [ 900.122311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.122364][ T32] r10:00000000 r9:85384900 r8:80287e08 r7:eba61e60 r6:85384800 r5:8558ec00 [ 900.122439][ T32] r4:00000001 [ 900.122464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.122507][ T32] Exception stack(0xebabdfb0 to 0xebabdff8) [ 900.122537][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.122568][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.122598][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.122631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.122728][ T32] r4:85476140 [ 900.123096][ T32] INFO: task kworker/0:341:5488 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.123146][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.123269][ T32] Workqueue: events bpf_prog_free_deferred [ 900.123371][ T32] Call trace: [ 900.123432][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.123497][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.123524][ T32] r4:00000000 [ 900.123546][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.123590][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.123622][ T32] 1d20: cdcc9000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.123655][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.123710][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.123885][ T32] r5:80070013 r4:80239bb0 [ 900.123912][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.123960][ T32] r4:82ac21e4 [ 900.124009][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.124088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.124139][ T32] r4:dffe1dc0 [ 900.124171][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.124221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.124247][ T32] r4:00000000 [ 900.124268][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.124317][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.124339][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.124409][ T32] r5:00001000 r4:dfa13000 [ 900.124435][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.124481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.124554][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.124579][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.124649][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.124681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.125008][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.125103][ T32] r4:84e0be80 [ 900.125127][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.125234][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.125288][ T32] r4:00000001 [ 900.125371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.125458][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.125493][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.125528][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.125557][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.125605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.125634][ T32] r4:84d87ac0 [ 900.125732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.125767][ T32] INFO: task kworker/1:836:5489 blocked for more than 477 seconds. [ 900.125800][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.125827][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.125849][ T32] task:kworker/1:836 state:D stack:0 pid:5489 tgid:5489 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.125904][ T32] Workqueue: events bpf_prog_free_deferred [ 900.125949][ T32] Call trace: [ 900.125981][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.126036][ T32] r10:8291a684 r9:ebac1d84 r8:00000002 r7:60000113 r6:ebac1d8c r5:8558a400 [ 900.126060][ T32] r4:8558a400 [ 900.126097][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.126159][ T32] r5:8558a400 r4:8291a680 [ 900.126181][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.126226][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.126274][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac1e08 [ 900.126298][ T32] r4:00000000 [ 900.126319][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.126356][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.126396][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.126474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4000 [ 900.126503][ T32] r4:00000000 [ 900.126525][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.126576][ T32] r9:83018205 r8:8558a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 900.126600][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.126707][ T32] r5:00001000 r4:ebac9000 [ 900.126733][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.126776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.126822][ T32] r5:85616b8c r4:85616800 [ 900.126882][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.126939][ T32] r7:ddde2d80 r6:83018200 r5:85616b8c r4:8546f080 [ 900.126963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.127067][ T32] r10:61c88647 r9:8558a400 r8:8546f0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.127136][ T32] r4:8546f080 [ 900.127192][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.127287][ T32] r10:00000000 r9:8546f080 r8:80287e08 r7:ebaa1e60 r6:85384880 r5:8558a400 [ 900.127325][ T32] r4:00000001 [ 900.127372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.127427][ T32] Exception stack(0xebac1fb0 to 0xebac1ff8) [ 900.127460][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.127491][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.127520][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.127567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.127622][ T32] r4:853700c0 [ 900.127833][ T32] INFO: task kworker/1:836:5489 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.127870][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.127986][ T32] Workqueue: events bpf_prog_free_deferred [ 900.128052][ T32] Call trace: [ 900.128091][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.128161][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.128187][ T32] r4:00000000 [ 900.128259][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.128308][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.128342][ T32] 1d20: cdcc9000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.128374][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.128407][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.128461][ T32] r5:80070013 r4:80239bb0 [ 900.128493][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.128541][ T32] r4:82ac21e4 [ 900.128563][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.128610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.128649][ T32] r4:dffe1dc0 [ 900.128702][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.149743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.149911][ T32] r4:00000000 [ 900.149955][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.150064][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.150136][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.150195][ T32] r5:00001000 r4:dfa13000 [ 900.150220][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.150299][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.150409][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.150460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.150838][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.150867][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.150922][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.151394][ T32] r4:84e0be80 [ 900.151423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.151501][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.152436][ T32] r4:00000001 [ 900.152473][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.153135][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.153494][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.153741][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.153776][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.153810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.153834][ T32] r4:84d87ac0 [ 900.153860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.153896][ T32] INFO: task kworker/0:343:5495 blocked for more than 477 seconds. [ 900.153931][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.154136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.154503][ T32] task:kworker/0:343 state:D stack:0 pid:5495 tgid:5495 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.154575][ T32] Workqueue: events bpf_prog_free_deferred [ 900.154797][ T32] Call trace: [ 900.154833][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.155000][ T32] r10:8291a684 r9:ebac5d84 r8:00000002 r7:60000113 r6:ebac5d8c r5:85589800 [ 900.155058][ T32] r4:85589800 [ 900.155100][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.155175][ T32] r5:85589800 r4:8291a680 [ 900.155201][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.155246][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.155780][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac5e08 [ 900.155822][ T32] r4:00000000 [ 900.155847][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.155887][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.155925][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.155971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85476500 [ 900.155995][ T32] r4:00000000 [ 900.156017][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.156069][ T32] r9:83018005 r8:85589800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 900.156092][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.156174][ T32] r5:00001000 r4:eb9d3000 [ 900.156285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.156334][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.157138][ T32] r5:8564578c r4:85645400 [ 900.157166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.157219][ T32] r7:dddced80 r6:83018000 r5:8564578c r4:85384a80 [ 900.157248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.157302][ T32] r10:61c88647 r9:85589800 r8:85384aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.157437][ T32] r4:85384a80 [ 900.157503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.157572][ T32] r10:00000000 r9:85384a80 r8:80287e08 r7:ebab1e60 r6:85384b00 r5:85589800 [ 900.157597][ T32] r4:00000001 [ 900.157617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.158392][ T32] Exception stack(0xebac5fb0 to 0xebac5ff8) [ 900.158430][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 900.158497][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.158661][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.189526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.189676][ T32] r4:85476540 [ 900.190071][ T32] INFO: task kworker/0:343:5495 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.190117][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.190296][ T32] Workqueue: events bpf_prog_free_deferred [ 900.190379][ T32] Call trace: [ 900.190447][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.190515][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.190552][ T32] r4:00000000 [ 900.190579][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.190628][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.190665][ T32] 1d20: ce415000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.190700][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.190728][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.190755][ T32] r5:80070013 r4:80239bb0 [ 900.190776][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.190822][ T32] r4:82ac21e4 [ 900.190846][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.190893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.190917][ T32] r4:dffe1dc0 [ 900.190951][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.191016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.191054][ T32] r4:00000000 [ 900.191075][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.191127][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.191157][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.191276][ T32] r5:00001000 r4:dfa13000 [ 900.191303][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.191348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.191399][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.191420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.191472][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.191496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.191547][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.191571][ T32] r4:84e0be80 [ 900.191631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.191731][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.191783][ T32] r4:00000001 [ 900.191849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.191906][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.191938][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.191989][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.192039][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.192095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.192123][ T32] r4:84d87ac0 [ 900.192153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.192201][ T32] INFO: task kworker/1:837:5497 blocked for more than 477 seconds. [ 900.192239][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.192335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.192365][ T32] task:kworker/1:837 state:D stack:0 pid:5497 tgid:5497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.192423][ T32] Workqueue: events bpf_prog_free_deferred [ 900.192535][ T32] Call trace: [ 900.192572][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.192633][ T32] r10:8291a684 r9:eba99d84 r8:00000002 r7:60000013 r6:eba99d8c r5:84e24800 [ 900.192692][ T32] r4:84e24800 [ 900.192719][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.192768][ T32] r5:84e24800 r4:8291a680 [ 900.192790][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.192833][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.192882][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba99e08 [ 900.192906][ T32] r4:00000000 [ 900.192976][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.193020][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.193084][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.193171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4200 [ 900.193275][ T32] r4:00000000 [ 900.193301][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.193427][ T32] r9:83018205 r8:84e24800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 900.193467][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.193540][ T32] r5:00001000 r4:ebad3000 [ 900.193566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.193609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.193692][ T32] r5:85616f8c r4:85616c00 [ 900.193717][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.193771][ T32] r7:ddde2d80 r6:83018200 r5:85616f8c r4:8546f200 [ 900.193793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.193844][ T32] r10:61c88647 r9:84e24800 r8:8546f22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.193891][ T32] r4:8546f200 [ 900.193918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.193969][ T32] r10:00000000 r9:8546f200 r8:80287e08 r7:ebac1e60 r6:85384b80 r5:84e24800 [ 900.193992][ T32] r4:00000001 [ 900.194012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.194051][ T32] Exception stack(0xeba99fb0 to 0xeba99ff8) [ 900.194106][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 900.194179][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.194244][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.194280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.194304][ T32] r4:853f4080 [ 900.194494][ T32] INFO: task kworker/1:837:5497 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.194542][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.194662][ T32] Workqueue: events bpf_prog_free_deferred [ 900.194712][ T32] Call trace: [ 900.194744][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.194813][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.194864][ T32] r4:00000000 [ 900.195090][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.195173][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.195210][ T32] 1d20: ce415000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.195244][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.195272][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.195358][ T32] r5:80070013 r4:80239bb0 [ 900.195384][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.195430][ T32] r4:82ac21e4 [ 900.195456][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.195511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.195538][ T32] r4:dffe1dc0 [ 900.195584][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.195647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.195690][ T32] r4:00000000 [ 900.195840][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.195894][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.195917][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.195987][ T32] r5:00001000 r4:dfa13000 [ 900.196091][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.196145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.196195][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.196253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.196344][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.196554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.196621][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.196672][ T32] r4:84e0be80 [ 900.196725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.196846][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.196906][ T32] r4:00000001 [ 900.196933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.196994][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.197054][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.197090][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.197139][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.197177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.197216][ T32] r4:84d87ac0 [ 900.197241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.197271][ T32] INFO: task kworker/0:344:5498 blocked for more than 477 seconds. [ 900.197346][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.197452][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.197507][ T32] task:kworker/0:344 state:D stack:0 pid:5498 tgid:5498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.197590][ T32] Workqueue: events bpf_prog_free_deferred [ 900.197709][ T32] Call trace: [ 900.197744][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.197798][ T32] r10:8291a684 r9:ebad9d84 r8:00000002 r7:60000113 r6:ebad9d8c r5:84e25400 [ 900.197823][ T32] r4:84e25400 [ 900.197845][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.197891][ T32] r5:84e25400 r4:8291a680 [ 900.197911][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.197953][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.198000][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad9e08 [ 900.198048][ T32] r4:00000000 [ 900.198074][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.198116][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.198163][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.198232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85601500 [ 900.198286][ T32] r4:00000000 [ 900.198336][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.198394][ T32] r9:83018005 r8:84e25400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 900.198419][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.198465][ T32] r5:00001000 r4:ebb7f000 [ 900.198499][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.198557][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.198607][ T32] r5:85645b8c r4:85645800 [ 900.198628][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.198725][ T32] r7:dddced80 r6:83018000 r5:85645b8c r4:85384c00 [ 900.219456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.219570][ T32] r10:61c88647 r9:84e25400 r8:85384c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.219598][ T32] r4:85384c00 [ 900.219654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.219717][ T32] r10:00000000 r9:85384c00 r8:80287e08 r7:ebab1e60 r6:85384c80 r5:84e25400 [ 900.219765][ T32] r4:00000001 [ 900.219806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.219863][ T32] Exception stack(0xebad9fb0 to 0xebad9ff8) [ 900.219923][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 900.219985][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.220019][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.220054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.220078][ T32] r4:854766c0 [ 900.220452][ T32] INFO: task kworker/0:344:5498 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.220506][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.220641][ T32] Workqueue: events bpf_prog_free_deferred [ 900.220723][ T32] Call trace: [ 900.220756][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.220836][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.220866][ T32] r4:00000000 [ 900.220889][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.220957][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.221020][ T32] 1d20: ce4f1000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.221057][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.221118][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.221157][ T32] r5:80070013 r4:80239bb0 [ 900.221204][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.221257][ T32] r4:82ac21e4 [ 900.221298][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.221394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.221435][ T32] r4:dffe1dc0 [ 900.221463][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.221536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.221565][ T32] r4:00000000 [ 900.221612][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.221671][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.221695][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.221765][ T32] r5:00001000 r4:dfa13000 [ 900.221814][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.221874][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.221946][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.222134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.222201][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.222251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.222309][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.222342][ T32] r4:84e0be80 [ 900.222396][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.222458][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.222603][ T32] r4:00000001 [ 900.222628][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.222670][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.222700][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.222732][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.222760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.222791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.222915][ T32] r4:84d87ac0 [ 900.222943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.222974][ T32] INFO: task kworker/1:838:5500 blocked for more than 477 seconds. [ 900.223010][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.223110][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.223143][ T32] task:kworker/1:838 state:D stack:0 pid:5500 tgid:5500 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.223198][ T32] Workqueue: events bpf_prog_free_deferred [ 900.223242][ T32] Call trace: [ 900.223326][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.223391][ T32] r10:8291a684 r9:ebae5d84 r8:00000002 r7:60000113 r6:ebae5d8c r5:84d60c00 [ 900.223443][ T32] r4:84d60c00 [ 900.223469][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.223541][ T32] r5:84d60c00 r4:8291a680 [ 900.223566][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.223636][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.223715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae5e08 [ 900.223772][ T32] r4:00000000 [ 900.223797][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.223861][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.223904][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.223951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4340 [ 900.223974][ T32] r4:00000000 [ 900.223995][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.224044][ T32] r9:83018205 r8:84d60c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 900.224073][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.224122][ T32] r5:00001000 r4:ebadd000 [ 900.224154][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.224211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.224261][ T32] r5:8561738c r4:85617000 [ 900.224282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.224333][ T32] r7:ddde2d80 r6:83018200 r5:8561738c r4:8546f280 [ 900.224355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.224432][ T32] r10:61c88647 r9:84d60c00 r8:8546f2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.224511][ T32] r4:8546f280 [ 900.224561][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.224634][ T32] r10:00000000 r9:8546f280 r8:80287e08 r7:eba99e60 r6:85384d00 r5:84d60c00 [ 900.224687][ T32] r4:00000001 [ 900.224712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.224752][ T32] Exception stack(0xebae5fb0 to 0xebae5ff8) [ 900.224782][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 900.224830][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.224893][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.224966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.225042][ T32] r4:853f41c0 [ 900.225322][ T32] INFO: task kworker/1:838:5500 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.225408][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.225472][ T32] Workqueue: events bpf_prog_free_deferred [ 900.225517][ T32] Call trace: [ 900.225579][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.225659][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.225687][ T32] r4:00000000 [ 900.225826][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.225874][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.225924][ T32] 1d20: ce4f1000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.225962][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.225991][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.226017][ T32] r5:80070013 r4:80239bb0 [ 900.226069][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.226134][ T32] r4:82ac21e4 [ 900.226173][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.226226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.226250][ T32] r4:dffe1dc0 [ 900.226275][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.226323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.226378][ T32] r4:00000000 [ 900.226409][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.226461][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.226483][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.226529][ T32] r5:00001000 r4:dfa13000 [ 900.226576][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.226626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.226672][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.226694][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.226757][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.226810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.226884][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.226987][ T32] r4:84e0be80 [ 900.227014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.227076][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.227135][ T32] r4:00000001 [ 900.227191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.227302][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.227375][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.227441][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.227504][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.227543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.227569][ T32] r4:84d87ac0 [ 900.227615][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.227671][ T32] INFO: task kworker/1:839:5502 blocked for more than 477 seconds. [ 900.227707][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.227734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.227756][ T32] task:kworker/1:839 state:D stack:0 pid:5502 tgid:5502 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.227808][ T32] Workqueue: events bpf_prog_free_deferred [ 900.227853][ T32] Call trace: [ 900.227927][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.228035][ T32] r10:8291a684 r9:ebaf1d84 r8:00000002 r7:60000113 r6:ebaf1d8c r5:84d62400 [ 900.228065][ T32] r4:84d62400 [ 900.228087][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.228141][ T32] r5:84d62400 r4:8291a680 [ 900.228162][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.228206][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.228255][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf1e08 [ 900.228279][ T32] r4:00000000 [ 900.228299][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.228335][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.228372][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.228447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f43c0 [ 900.228477][ T32] r4:00000000 [ 900.228499][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.228551][ T32] r9:83018205 r8:84d62400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 900.228574][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.228620][ T32] r5:00001000 r4:ebaf3000 [ 900.228653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.228704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.253673][ T32] r5:8561778c r4:85617400 [ 900.253795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.253882][ T32] r7:ddde2d80 r6:83018200 r5:8561778c r4:8546f300 [ 900.253907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.253996][ T32] r10:61c88647 r9:84d62400 r8:8546f32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.254025][ T32] r4:8546f300 [ 900.254047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.254100][ T32] r10:00000000 r9:8546f300 r8:80287e08 r7:ebae5e60 r6:85384d80 r5:84d62400 [ 900.254124][ T32] r4:00000001 [ 900.254186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.254233][ T32] Exception stack(0xebaf1fb0 to 0xebaf1ff8) [ 900.254323][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.254359][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.254419][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.254455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.254479][ T32] r4:853f4280 [ 900.254891][ T32] INFO: task kworker/1:839:5502 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.255000][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.255157][ T32] Workqueue: events bpf_prog_free_deferred [ 900.255256][ T32] Call trace: [ 900.255394][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.255501][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.255532][ T32] r4:00000000 [ 900.255554][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.255597][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.255632][ T32] 1d20: ce8ee000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.255706][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.255767][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.255827][ T32] r5:80070013 r4:80239bb0 [ 900.255853][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.255899][ T32] r4:82ac21e4 [ 900.255920][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.255968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.255991][ T32] r4:dffe1dc0 [ 900.256011][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.256109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.256141][ T32] r4:00000000 [ 900.256164][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.256217][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.256258][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.256336][ T32] r5:00001000 r4:dfa13000 [ 900.256422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.256561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.256623][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.256673][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.256731][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.256754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.256807][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.256843][ T32] r4:84e0be80 [ 900.256903][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.256968][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.256994][ T32] r4:00000001 [ 900.257014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.257054][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.257082][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.257113][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.257148][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.257209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.257239][ T32] r4:84d87ac0 [ 900.257264][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.257294][ T32] INFO: task kworker/1:840:5504 blocked for more than 477 seconds. [ 900.257361][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.257477][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.257539][ T32] task:kworker/1:840 state:D stack:0 pid:5504 tgid:5504 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.257604][ T32] Workqueue: events bpf_prog_free_deferred [ 900.257673][ T32] Call trace: [ 900.257706][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.257759][ T32] r10:8291a684 r9:ebb05d84 r8:00000002 r7:60000113 r6:ebb05d8c r5:84d61800 [ 900.257839][ T32] r4:84d61800 [ 900.257865][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.257970][ T32] r5:84d61800 r4:8291a680 [ 900.257997][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.258043][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.258090][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb05e08 [ 900.258114][ T32] r4:00000000 [ 900.258155][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.258198][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.258238][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.258283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4700 [ 900.258310][ T32] r4:00000000 [ 900.258331][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.258384][ T32] r9:83018205 r8:84d61800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 900.258410][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.258636][ T32] r5:00001000 r4:ebb0f000 [ 900.258720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.276204][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.276344][ T32] r5:85617f8c r4:85617c00 [ 900.276374][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.276436][ T32] r7:ddde2d80 r6:83018200 r5:85617f8c r4:8546f380 [ 900.276459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.276512][ T32] r10:61c88647 r9:84d61800 r8:8546f3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.276568][ T32] r4:8546f380 [ 900.276624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.276684][ T32] r10:00000000 r9:8546f380 r8:80287e08 r7:ebaf1e60 r6:85384e00 r5:84d61800 [ 900.276708][ T32] r4:00000001 [ 900.276729][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.276799][ T32] Exception stack(0xebb05fb0 to 0xebb05ff8) [ 900.276839][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 900.276871][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.276931][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.276968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.276992][ T32] r4:853f4400 [ 900.277392][ T32] INFO: task kworker/1:840:5504 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.277437][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.277511][ T32] Workqueue: events bpf_prog_free_deferred [ 900.277561][ T32] Call trace: [ 900.277593][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.277655][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.277681][ T32] r4:00000000 [ 900.277708][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.277838][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.277947][ T32] 1d20: cf133000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.277993][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.278038][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.278093][ T32] r5:80070013 r4:80239bb0 [ 900.278144][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.278233][ T32] r4:82ac21e4 [ 900.278311][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.278422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.278452][ T32] r4:dffe1dc0 [ 900.278478][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.278528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.278583][ T32] r4:00000000 [ 900.278608][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.278661][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.278706][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.287977][ T32] r5:00001000 r4:dfa13000 [ 900.288066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.288185][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.288339][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.288372][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.288434][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.288499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.288596][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.288624][ T32] r4:84e0be80 [ 900.288646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.288931][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.289506][ T32] r4:00000001 [ 900.289576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.289694][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.289787][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.289894][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.290013][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.290124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.290193][ T32] r4:84d87ac0 [ 900.290275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.290363][ T32] INFO: task kworker/1:841:5506 blocked for more than 477 seconds. [ 900.290451][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.290534][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.290626][ T32] task:kworker/1:841 state:D stack:0 pid:5506 tgid:5506 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.290768][ T32] Workqueue: events bpf_prog_free_deferred [ 900.290879][ T32] Call trace: [ 900.290961][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.291088][ T32] r10:8291a684 r9:ebb0dd84 r8:00000002 r7:60000113 r6:ebb0dd8c r5:84d63c00 [ 900.291149][ T32] r4:84d63c00 [ 900.291203][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.291308][ T32] r5:84d63c00 r4:8291a680 [ 900.291394][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.291491][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.291599][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb0de08 [ 900.291699][ T32] r4:00000000 [ 900.291782][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.291879][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.291977][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.292080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4580 [ 900.292170][ T32] r4:00000000 [ 900.292258][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.292390][ T32] r9:83018205 r8:84d63c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 900.292457][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.292573][ T32] r5:00001000 r4:ebaf9000 [ 900.292634][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.292728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.292826][ T32] r5:85617b8c r4:85617800 [ 900.292877][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.292986][ T32] r7:ddde2d80 r6:83018200 r5:85617b8c r4:8546f180 [ 900.293040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.293221][ T32] r10:61c88647 r9:84d63c00 r8:8546f1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.293291][ T32] r4:8546f180 [ 900.293377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.293500][ T32] r10:00000000 r9:8546f180 r8:80287e08 r7:ebb05e60 r6:85384e80 r5:84d63c00 [ 900.293554][ T32] r4:00000001 [ 900.293601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.293706][ T32] Exception stack(0xebb0dfb0 to 0xebb0dff8) [ 900.293810][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.294018][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.294128][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.294210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.294269][ T32] r4:853f4400 [ 900.294915][ T32] INFO: task kworker/1:841:5506 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.295014][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.295314][ T32] Workqueue: events bpf_prog_free_deferred [ 900.295435][ T32] Call trace: [ 900.295531][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.295659][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.295722][ T32] r4:00000000 [ 900.295775][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.295867][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.295942][ T32] 1d20: cf133000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.296018][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.296092][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.296157][ T32] r5:80070013 r4:80239bb0 [ 900.296223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.296326][ T32] r4:82ac21e4 [ 900.296399][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.296505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.296609][ T32] r4:dffe1dc0 [ 900.296671][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.296775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.296832][ T32] r4:00000000 [ 900.296882][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.296992][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.297052][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.297159][ T32] r5:00001000 r4:dfa13000 [ 900.297217][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.297390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.297507][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.297562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.297677][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.297735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.297849][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.297906][ T32] r4:84e0be80 [ 900.297975][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.298110][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.298207][ T32] r4:00000001 [ 900.298266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.298374][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.298486][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.298618][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.321222][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.321446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.321531][ T32] r4:84d87ac0 [ 900.321599][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.321691][ T32] INFO: task kworker/1:842:5508 blocked for more than 477 seconds. [ 900.321789][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.321859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.321921][ T32] task:kworker/1:842 state:D stack:0 pid:5508 tgid:5508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.322050][ T32] Workqueue: events bpf_prog_free_deferred [ 900.322197][ T32] Call trace: [ 900.322286][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.322433][ T32] r10:8291a684 r9:ebb1dd84 r8:00000002 r7:60000113 r6:ebb1dd8c r5:84d60000 [ 900.322522][ T32] r4:84d60000 [ 900.322586][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.322696][ T32] r5:84d60000 r4:8291a680 [ 900.322754][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.322855][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.322966][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb1de08 [ 900.323024][ T32] r4:00000000 [ 900.323113][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.323214][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.323313][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.323440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4880 [ 900.323501][ T32] r4:00000000 [ 900.323557][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.323686][ T32] r9:83018205 r8:84d60000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 900.323758][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.323864][ T32] r5:00001000 r4:ebb15000 [ 900.323919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.324017][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.324160][ T32] r5:8561c38c r4:8561c000 [ 900.324233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.324368][ T32] r7:ddde2d80 r6:83018200 r5:8561c38c r4:8546f400 [ 900.324444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.324564][ T32] r10:61c88647 r9:84d60000 r8:8546f42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.324627][ T32] r4:8546f400 [ 900.324705][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.324829][ T32] r10:00000000 r9:8546f400 r8:80287e08 r7:ebb05e60 r6:85384f00 r5:84d60000 [ 900.324919][ T32] r4:00000001 [ 900.324991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.325094][ T32] Exception stack(0xebb1dfb0 to 0xebb1dff8) [ 900.325224][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.325328][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.325450][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.325532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.325592][ T32] r4:853f44c0 [ 900.326232][ T32] INFO: task kworker/1:842:5508 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.326330][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.326549][ T32] Workqueue: events bpf_prog_free_deferred [ 900.326656][ T32] Call trace: [ 900.326908][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.327051][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.327115][ T32] r4:00000000 [ 900.327232][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.327347][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.327431][ T32] 1d20: cf4f5000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.327515][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.327584][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.327650][ T32] r5:80070013 r4:80239bb0 [ 900.327706][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.327810][ T32] r4:82ac21e4 [ 900.327922][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.328053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.328142][ T32] r4:dffe1dc0 [ 900.328237][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.328354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.328423][ T32] r4:00000000 [ 900.328483][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.328630][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.328694][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.328862][ T32] r5:00001000 r4:dfa13000 [ 900.352443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.352659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.352782][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.352852][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.352996][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.353069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.353193][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.353267][ T32] r4:84e0be80 [ 900.353376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.353506][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.353565][ T32] r4:00000001 [ 900.353616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.353712][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.353789][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.353865][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.353943][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.354024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.354177][ T32] r4:84d87ac0 [ 900.354257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.354324][ T32] INFO: task kworker/1:843:5510 blocked for more than 477 seconds. [ 900.354401][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.354463][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.354518][ T32] task:kworker/1:843 state:D stack:0 pid:5510 tgid:5510 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.354683][ T32] Workqueue: events bpf_prog_free_deferred [ 900.354801][ T32] Call trace: [ 900.354877][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.354997][ T32] r10:8291a684 r9:ebb35d84 r8:00000002 r7:60000013 r6:ebb35d8c r5:84d64800 [ 900.355054][ T32] r4:84d64800 [ 900.355118][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.355228][ T32] r5:84d64800 r4:8291a680 [ 900.355323][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.355439][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.355549][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb35e08 [ 900.355610][ T32] r4:00000000 [ 900.355690][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.355793][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.355894][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.356021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85476d00 [ 900.356088][ T32] r4:00000000 [ 900.356161][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.356287][ T32] r9:83018205 r8:84d64800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 900.356349][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.356460][ T32] r5:00001000 r4:ebb65000 [ 900.356529][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.356627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.356729][ T32] r5:8561db8c r4:8561d800 [ 900.356777][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.356886][ T32] r7:ddde2d80 r6:83018200 r5:8561db8c r4:8546f500 [ 900.356938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.357068][ T32] r10:61c88647 r9:84d64800 r8:8546f52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.357142][ T32] r4:8546f500 [ 900.357194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.357356][ T32] r10:00000000 r9:8546f500 r8:80287e08 r7:ebb1de60 r6:85384f80 r5:84d64800 [ 900.357435][ T32] r4:00000001 [ 900.357497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.357610][ T32] Exception stack(0xebb35fb0 to 0xebb35ff8) [ 900.357700][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 900.357782][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.357854][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.357941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.357999][ T32] r4:853f4840 [ 900.358639][ T32] INFO: task kworker/1:843:5510 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.390599][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.390784][ T32] Workqueue: events bpf_prog_free_deferred [ 900.390854][ T32] Call trace: [ 900.390928][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.390996][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.391022][ T32] r4:00000000 [ 900.391043][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.391088][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.391125][ T32] 1d20: cfeba000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.391158][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.391185][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.391211][ T32] r5:80070013 r4:80239bb0 [ 900.391232][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.391308][ T32] r4:82ac21e4 [ 900.391341][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.391397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.391433][ T32] r4:dffe1dc0 [ 900.391458][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.391507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.391531][ T32] r4:00000000 [ 900.391551][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.391612][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.391664][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.391715][ T32] r5:00001000 r4:dfa13000 [ 900.391737][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.391779][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.391826][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.391848][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.391910][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.391945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.392001][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.392025][ T32] r4:84e0be80 [ 900.392046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.392108][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.392153][ T32] r4:00000001 [ 900.392202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.392267][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.392301][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.392332][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.392362][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.392398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.392423][ T32] r4:84d87ac0 [ 900.392447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.392498][ T32] INFO: task kworker/1:844:5512 blocked for more than 477 seconds. [ 900.392537][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.392565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.392586][ T32] task:kworker/1:844 state:D stack:0 pid:5512 tgid:5512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.392635][ T32] Workqueue: events bpf_prog_free_deferred [ 900.392678][ T32] Call trace: [ 900.392715][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.392770][ T32] r10:8291a684 r9:ebb39d84 r8:00000002 r7:60000113 r6:ebb39d8c r5:84d66000 [ 900.392796][ T32] r4:84d66000 [ 900.392837][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.392888][ T32] r5:84d66000 r4:8291a680 [ 900.392909][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.392952][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.392999][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb39e08 [ 900.393022][ T32] r4:00000000 [ 900.393042][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.393079][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.393138][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.393198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4940 [ 900.393227][ T32] r4:00000000 [ 900.393248][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.393298][ T32] r9:83018205 r8:84d66000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 900.393320][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.393465][ T32] r5:00001000 r4:ebb27000 [ 900.393498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.393564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.393615][ T32] r5:8561c78c r4:8561c400 [ 900.393656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.393712][ T32] r7:ddde2d80 r6:83018200 r5:8561c78c r4:8546f480 [ 900.393734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.393784][ T32] r10:61c88647 r9:84d66000 r8:8546f4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.393830][ T32] r4:8546f480 [ 900.393855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.393907][ T32] r10:00000000 r9:8546f480 r8:80287e08 r7:ebb35e60 r6:85600000 r5:84d66000 [ 900.393950][ T32] r4:00000001 [ 900.393974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.394014][ T32] Exception stack(0xebb39fb0 to 0xebb39ff8) [ 900.394043][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 900.394075][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.394104][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.394148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.394175][ T32] r4:853f4840 [ 900.394528][ T32] INFO: task kworker/1:844:5512 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.394564][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.394692][ T32] Workqueue: events bpf_prog_free_deferred [ 900.394751][ T32] Call trace: [ 900.394817][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.394875][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.394900][ T32] r4:00000000 [ 900.394920][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.394962][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.395005][ T32] 1d20: cfeba000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.395046][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.395075][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.395102][ T32] r5:80070013 r4:80239bb0 [ 900.395122][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.395196][ T32] r4:82ac21e4 [ 900.395221][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.395278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.395305][ T32] r4:dffe1dc0 [ 900.395325][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.395398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.395427][ T32] r4:00000000 [ 900.395449][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.395499][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.395566][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.395618][ T32] r5:00001000 r4:dfa13000 [ 900.395640][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.395682][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.395729][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.395774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.395841][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.395887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.395943][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.395967][ T32] r4:84e0be80 [ 900.395987][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.396037][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.396061][ T32] r4:00000001 [ 900.396081][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.396119][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.396147][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.396199][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.396233][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.396278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.396327][ T32] r4:84d87ac0 [ 900.396373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.396407][ T32] INFO: task kworker/1:845:5513 blocked for more than 477 seconds. [ 900.396438][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.396484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.396535][ T32] task:kworker/1:845 state:D stack:0 pid:5513 tgid:5513 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.396588][ T32] Workqueue: events bpf_prog_free_deferred [ 900.396630][ T32] Call trace: [ 900.396660][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.396721][ T32] r10:8291a684 r9:ebb41d84 r8:00000002 r7:60000013 r6:ebb41d8c r5:84d65400 [ 900.396749][ T32] r4:84d65400 [ 900.396791][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.396841][ T32] r5:84d65400 r4:8291a680 [ 900.396876][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.396922][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.396971][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb41e08 [ 900.397009][ T32] r4:00000000 [ 900.397033][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.397073][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.397124][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.397173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4840 [ 900.397197][ T32] r4:00000000 [ 900.397218][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.397266][ T32] r9:83018205 r8:84d65400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 900.397288][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.397367][ T32] r5:00001000 r4:ebb2d000 [ 900.397406][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.397473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.397531][ T32] r5:8561cb8c r4:8561c800 [ 900.397580][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.397635][ T32] r7:ddde2d80 r6:83018200 r5:8561cb8c r4:8546f580 [ 900.397658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.397709][ T32] r10:61c88647 r9:84d65400 r8:8546f5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.397732][ T32] r4:8546f580 [ 900.397752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.397816][ T32] r10:00000000 r9:8546f580 r8:80287e08 r7:ebb35e60 r6:85600080 r5:84d65400 [ 900.397865][ T32] r4:00000001 [ 900.397888][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.397928][ T32] Exception stack(0xebb41fb0 to 0xebb41ff8) [ 900.397957][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.397989][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.398018][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.398049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.398071][ T32] r4:853f4980 [ 900.398242][ T32] INFO: task kworker/1:845:5513 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.398277][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.398369][ T32] Workqueue: events bpf_prog_free_deferred [ 900.398423][ T32] Call trace: [ 900.398452][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.398508][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.398555][ T32] r4:00000000 [ 900.398581][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.398646][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.398772][ T32] 1d20: cfeba000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.410154][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.410205][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.410237][ T32] r5:80070013 r4:80239bb0 [ 900.410271][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.410358][ T32] r4:82ac21e4 [ 900.410389][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.410442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.410500][ T32] r4:dffe1dc0 [ 900.410562][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.410639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.410667][ T32] r4:00000000 [ 900.410688][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.410740][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.410763][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.410812][ T32] r5:00001000 r4:dfa13000 [ 900.410834][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.410876][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.410922][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.410943][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.411016][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.411042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.411096][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.411120][ T32] r4:84e0be80 [ 900.411140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.411201][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.411237][ T32] r4:00000001 [ 900.411261][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.411303][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.411362][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.411421][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.411454][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.411488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.411512][ T32] r4:84d87ac0 [ 900.411567][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.411611][ T32] INFO: task kworker/1:846:5515 blocked for more than 477 seconds. [ 900.411657][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.411699][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.411770][ T32] task:kworker/1:846 state:D stack:0 pid:5515 tgid:5515 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.411876][ T32] Workqueue: events bpf_prog_free_deferred [ 900.411927][ T32] Call trace: [ 900.411985][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.412044][ T32] r10:8291a684 r9:ebb51d84 r8:00000002 r7:60000113 r6:ebb51d8c r5:85680000 [ 900.412067][ T32] r4:85680000 [ 900.412087][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.412133][ T32] r5:85680000 r4:8291a680 [ 900.412164][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.412235][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.412312][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb51e08 [ 900.412339][ T32] r4:00000000 [ 900.412359][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.412414][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.412457][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.412505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4c00 [ 900.412562][ T32] r4:00000000 [ 900.412586][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.412636][ T32] r9:83018205 r8:85680000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 900.412660][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.412705][ T32] r5:00001000 r4:ebb47000 [ 900.412726][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.412768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.412812][ T32] r5:8561cf8c r4:8561cc00 [ 900.412846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.412900][ T32] r7:ddde2d80 r6:83018200 r5:8561cf8c r4:8546f680 [ 900.412923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.412973][ T32] r10:61c88647 r9:85680000 r8:8546f6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.412996][ T32] r4:8546f680 [ 900.413016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.413066][ T32] r10:00000000 r9:8546f680 r8:80287e08 r7:ebb35e60 r6:85600100 r5:85680000 [ 900.413090][ T32] r4:00000001 [ 900.413110][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.413148][ T32] Exception stack(0xebb51fb0 to 0xebb51ff8) [ 900.413177][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.413208][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.413236][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.413267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.413302][ T32] r4:853f4ac0 [ 900.413679][ T32] INFO: task kworker/1:846:5515 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.413717][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.413776][ T32] Workqueue: events bpf_prog_free_deferred [ 900.413820][ T32] Call trace: [ 900.413878][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.413936][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.413972][ T32] r4:00000000 [ 900.413996][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.414053][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.414088][ T32] 1d20: cfeba000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.414120][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.414147][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.414172][ T32] r5:80070013 r4:80239bb0 [ 900.414193][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.414237][ T32] r4:82ac21e4 [ 900.414258][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.414314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.414341][ T32] r4:dffe1dc0 [ 900.414361][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.414414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.414438][ T32] r4:00000000 [ 900.414458][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.414508][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.414530][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.414574][ T32] r5:00001000 r4:dfa13000 [ 900.414594][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.414636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.414681][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.414701][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.414750][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.414772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.414822][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.414846][ T32] r4:84e0be80 [ 900.414865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.414916][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.414939][ T32] r4:00000001 [ 900.414958][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.415018][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.415057][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.415109][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.415164][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.415202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.415228][ T32] r4:84d87ac0 [ 900.415248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.415274][ T32] INFO: task kworker/1:847:5517 blocked for more than 477 seconds. [ 900.415304][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.415329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.415368][ T32] task:kworker/1:847 state:D stack:0 pid:5517 tgid:5517 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.415489][ T32] Workqueue: events bpf_prog_free_deferred [ 900.415558][ T32] Call trace: [ 900.415634][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.415690][ T32] r10:8291a684 r9:ebacdd84 r8:00000002 r7:60000113 r6:ebacdd8c r5:855ebc00 [ 900.415729][ T32] r4:855ebc00 [ 900.415757][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.415805][ T32] r5:855ebc00 r4:8291a680 [ 900.415825][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.415868][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.415925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebacde08 [ 900.415953][ T32] r4:00000000 [ 900.415973][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.416010][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.416049][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.416095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4d40 [ 900.416146][ T32] r4:00000000 [ 900.416171][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.416222][ T32] r9:83018205 r8:855ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 900.416244][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.416319][ T32] r5:00001000 r4:ebb4d000 [ 900.416355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.416419][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.416477][ T32] r5:8561d38c r4:8561d000 [ 900.416498][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.416558][ T32] r7:ddde2d80 r6:83018200 r5:8561d38c r4:8546f700 [ 900.416600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.416656][ T32] r10:61c88647 r9:855ebc00 r8:8546f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.416689][ T32] r4:8546f700 [ 900.416741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.416795][ T32] r10:00000000 r9:8546f700 r8:80287e08 r7:ebb35e60 r6:8546f780 r5:855ebc00 [ 900.416828][ T32] r4:00000001 [ 900.416852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.416891][ T32] Exception stack(0xebacdfb0 to 0xebacdff8) [ 900.416920][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.416953][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.417001][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.417061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.417089][ T32] r4:853f4b40 [ 900.417249][ T32] INFO: task kworker/1:847:5517 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.417281][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.417378][ T32] Workqueue: events bpf_prog_free_deferred [ 900.417433][ T32] Call trace: [ 900.417463][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.417519][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.417543][ T32] r4:00000000 [ 900.417563][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.417605][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.417636][ T32] 1d20: cfeba000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.417687][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.417721][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.417747][ T32] r5:80070013 r4:80239bb0 [ 900.417767][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.417811][ T32] r4:82ac21e4 [ 900.417841][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.417892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.417917][ T32] r4:dffe1dc0 [ 900.417937][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.417983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.418007][ T32] r4:00000000 [ 900.418027][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.418076][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.418121][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.418202][ T32] r5:00001000 r4:dfa13000 [ 900.418239][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.418287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.418353][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.418377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.418444][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.418471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.418550][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.418584][ T32] r4:84e0be80 [ 900.418604][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.418658][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.418736][ T32] r4:00000001 [ 900.441941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.442060][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.442101][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.442133][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.442163][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.442196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.442400][ T32] r4:84d87ac0 [ 900.442430][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.442475][ T32] INFO: task kworker/1:848:5520 blocked for more than 477 seconds. [ 900.442511][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.442538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.442561][ T32] task:kworker/1:848 state:D stack:0 pid:5520 tgid:5520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.442636][ T32] Workqueue: events bpf_prog_free_deferred [ 900.442690][ T32] Call trace: [ 900.442723][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.442780][ T32] r10:8291a684 r9:ebb5dd84 r8:00000002 r7:60000113 r6:ebb5dd8c r5:855ed400 [ 900.442804][ T32] r4:855ed400 [ 900.442952][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.443004][ T32] r5:855ed400 r4:8291a680 [ 900.443026][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.443069][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.443128][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb5de08 [ 900.443690][ T32] r4:00000000 [ 900.443715][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.443781][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.443831][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.443906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4ec0 [ 900.444410][ T32] r4:00000000 [ 900.444439][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.444504][ T32] r9:83018205 r8:855ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 900.444531][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.444577][ T32] r5:00001000 r4:ebb5f000 [ 900.444610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.444656][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.444718][ T32] r5:8561d78c r4:8561d400 [ 900.444742][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.444794][ T32] r7:ddde2d80 r6:83018200 r5:8561d78c r4:8546f100 [ 900.444816][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.444867][ T32] r10:61c88647 r9:855ed400 r8:8546f12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.444890][ T32] r4:8546f100 [ 900.444913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.444966][ T32] r10:00000000 r9:8546f100 r8:80287e08 r7:ebb35e60 r6:8546f800 r5:855ed400 [ 900.445005][ T32] r4:00000001 [ 900.445028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.445079][ T32] Exception stack(0xebb5dfb0 to 0xebb5dff8) [ 900.445112][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.445152][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.445186][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.445233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.445261][ T32] r4:854769c0 [ 900.445681][ T32] INFO: task kworker/1:848:5520 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.445732][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.445796][ T32] Workqueue: events bpf_prog_free_deferred [ 900.445843][ T32] Call trace: [ 900.445874][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.445932][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.446012][ T32] r4:00000000 [ 900.446038][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.446092][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.446127][ T32] 1d20: d0623000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.446159][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.446199][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.446228][ T32] r5:80070013 r4:80239bb0 [ 900.446249][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.446303][ T32] r4:82ac21e4 [ 900.446328][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.446381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.446407][ T32] r4:dffe1dc0 [ 900.446426][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.446487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.446525][ T32] r4:00000000 [ 900.446549][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.446599][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.446621][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.446666][ T32] r5:00001000 r4:dfa13000 [ 900.446686][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.446727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.446772][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.446825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.446881][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.446903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.446955][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.446995][ T32] r4:84e0be80 [ 900.447018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.447070][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.447108][ T32] r4:00000001 [ 900.447131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.447172][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.447201][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.447233][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.447296][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.447332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.447355][ T32] r4:84d87ac0 [ 900.447393][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.447435][ T32] INFO: task kworker/1:849:5523 blocked for more than 477 seconds. [ 900.447469][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.447498][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.447522][ T32] task:kworker/1:849 state:D stack:0 pid:5523 tgid:5523 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.447573][ T32] Workqueue: events bpf_prog_free_deferred [ 900.447620][ T32] Call trace: [ 900.447653][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.447705][ T32] r10:8291a684 r9:ebae1d84 r8:00000002 r7:60000013 r6:ebae1d8c r5:855eec00 [ 900.447751][ T32] r4:855eec00 [ 900.447775][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.447835][ T32] r5:855eec00 r4:8291a680 [ 900.447868][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.447915][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.447962][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae1e08 [ 900.447985][ T32] r4:00000000 [ 900.448004][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.448056][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.448098][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.448146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4c80 [ 900.448180][ T32] r4:00000000 [ 900.448241][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.448295][ T32] r9:83018205 r8:855eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 900.448317][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.448361][ T32] r5:00001000 r4:ebb73000 [ 900.448387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.448446][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.448496][ T32] r5:8561df8c r4:8561dc00 [ 900.448530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.448592][ T32] r7:ddde2d80 r6:83018200 r5:8561df8c r4:8546f880 [ 900.448618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.448669][ T32] r10:61c88647 r9:855eec00 r8:8546f8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.448692][ T32] r4:8546f880 [ 900.448713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.468629][ T32] r10:00000000 r9:8546f880 r8:80287e08 r7:ebb35e60 r6:8546f980 r5:855eec00 [ 900.468716][ T32] r4:00000001 [ 900.468752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.469183][ T32] Exception stack(0xebae1fb0 to 0xebae1ff8) [ 900.469227][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.469262][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.469291][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.469369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.469458][ T32] r4:853f4f40 [ 900.469850][ T32] INFO: task kworker/1:849:5523 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.469893][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.469965][ T32] Workqueue: events bpf_prog_free_deferred [ 900.470023][ T32] Call trace: [ 900.470084][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.470148][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.470198][ T32] r4:00000000 [ 900.470229][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.470273][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.470304][ T32] 1d20: d0dfc000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.470360][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.470396][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.470423][ T32] r5:80070013 r4:80239bb0 [ 900.470445][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.470490][ T32] r4:82ac21e4 [ 900.470511][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.470558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.470602][ T32] r4:dffe1dc0 [ 900.470637][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.470709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.470737][ T32] r4:00000000 [ 900.470759][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.470833][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.470865][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.470912][ T32] r5:00001000 r4:dfa13000 [ 900.470952][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.471000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.471047][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.471068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.471118][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.471140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.471192][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.471215][ T32] r4:84e0be80 [ 900.471235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.471296][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.471323][ T32] r4:00000001 [ 900.471344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.471390][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.471441][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.471485][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.471516][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.471548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.471582][ T32] r4:84d87ac0 [ 900.471606][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.471635][ T32] INFO: task kworker/1:850:5525 blocked for more than 477 seconds. [ 900.471669][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.471694][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.471716][ T32] task:kworker/1:850 state:D stack:0 pid:5525 tgid:5525 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.471828][ T32] Workqueue: events bpf_prog_free_deferred [ 900.471914][ T32] Call trace: [ 900.471950][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.472003][ T32] r10:8291a684 r9:ebb69d84 r8:00000002 r7:60000013 r6:ebb69d8c r5:855f0000 [ 900.472028][ T32] r4:855f0000 [ 900.472049][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.472094][ T32] r5:855f0000 r4:8291a680 [ 900.472114][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.472165][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.472225][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb69e08 [ 900.472251][ T32] r4:00000000 [ 900.472276][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.472315][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.472352][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.472403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b9000 [ 900.472447][ T32] r4:00000000 [ 900.472502][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.472612][ T32] r9:83018205 r8:855f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 900.472667][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.472720][ T32] r5:00001000 r4:ebb79000 [ 900.472741][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.472783][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.472850][ T32] r5:8561e38c r4:8561e000 [ 900.472875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.472926][ T32] r7:ddde2d80 r6:83018200 r5:8561e38c r4:8546f600 [ 900.472969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.473024][ T32] r10:61c88647 r9:855f0000 r8:8546f62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.473048][ T32] r4:8546f600 [ 900.473100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.473170][ T32] r10:00000000 r9:8546f600 r8:80287e08 r7:ebae1e60 r6:8546fa80 r5:855f0000 [ 900.473197][ T32] r4:00000001 [ 900.473217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.473255][ T32] Exception stack(0xebb69fb0 to 0xebb69ff8) [ 900.473284][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 900.473316][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.473401][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.473438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.473472][ T32] r4:856b9080 [ 900.473641][ T32] INFO: task kworker/1:850:5525 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.473674][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.473744][ T32] Workqueue: events bpf_prog_free_deferred [ 900.473788][ T32] Call trace: [ 900.473818][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.473874][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.473908][ T32] r4:00000000 [ 900.473963][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.474010][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.474041][ T32] 1d20: d0dfc000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.474082][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.474118][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.474146][ T32] r5:80070013 r4:80239bb0 [ 900.474178][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.474253][ T32] r4:82ac21e4 [ 900.474277][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.474325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.474348][ T32] r4:dffe1dc0 [ 900.474388][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.474440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.474495][ T32] r4:00000000 [ 900.474519][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.474569][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.474602][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.474673][ T32] r5:00001000 r4:dfa13000 [ 900.474709][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.474788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.474843][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.474864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.474927][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.474953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.475014][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.475050][ T32] r4:84e0be80 [ 900.475073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.475126][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.475173][ T32] r4:00000001 [ 900.475196][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.475235][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.475279][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.475313][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.475362][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.475422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.475475][ T32] r4:84d87ac0 [ 900.475524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.475582][ T32] INFO: task kworker/1:851:5526 blocked for more than 477 seconds. [ 900.475649][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.475686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.475707][ T32] task:kworker/1:851 state:D stack:0 pid:5526 tgid:5526 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.475755][ T32] Workqueue: events bpf_prog_free_deferred [ 900.475895][ T32] Call trace: [ 900.475992][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.476090][ T32] r10:8291a684 r9:ebb8dd84 r8:00000002 r7:60000013 r6:ebb8dd8c r5:855f1800 [ 900.476123][ T32] r4:855f1800 [ 900.476149][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.476209][ T32] r5:855f1800 r4:8291a680 [ 900.476256][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.476302][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.476350][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb8de08 [ 900.476403][ T32] r4:00000000 [ 900.476446][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.476488][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.476525][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.476571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b9440 [ 900.476621][ T32] r4:00000000 [ 900.476658][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.476739][ T32] r9:83018205 r8:855f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 900.476771][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.476817][ T32] r5:00001000 r4:ebb85000 [ 900.476838][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.476879][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.476924][ T32] r5:8561e78c r4:8561e400 [ 900.476954][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.477008][ T32] r7:ddde2d80 r6:83018200 r5:8561e78c r4:8546f900 [ 900.477029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.477100][ T32] r10:61c88647 r9:855f1800 r8:8546f92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.477131][ T32] r4:8546f900 [ 900.477153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.477204][ T32] r10:00000000 r9:8546f900 r8:80287e08 r7:ebb69e60 r6:8546fa00 r5:855f1800 [ 900.477228][ T32] r4:00000001 [ 900.477248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.477285][ T32] Exception stack(0xebb8dfb0 to 0xebb8dff8) [ 900.477324][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.477418][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.477467][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.477505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.477529][ T32] r4:856b9280 [ 900.477684][ T32] INFO: task kworker/1:851:5526 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.477727][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.477787][ T32] Workqueue: events bpf_prog_free_deferred [ 900.477830][ T32] Call trace: [ 900.477934][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.478021][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.478054][ T32] r4:00000000 [ 900.478076][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.478119][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.478172][ T32] 1d20: d0dfc000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.478207][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.478235][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.478295][ T32] r5:80070013 r4:80239bb0 [ 900.478320][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.478364][ T32] r4:82ac21e4 [ 900.478433][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.478486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.478510][ T32] r4:dffe1dc0 [ 900.478530][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.478576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.478599][ T32] r4:00000000 [ 900.478650][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.478704][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.478783][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.478892][ T32] r5:00001000 r4:dfa13000 [ 900.511758][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.511885][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.511938][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.511961][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.512017][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.512039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.512121][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.512158][ T32] r4:84e0be80 [ 900.512191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.512266][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.512294][ T32] r4:00000001 [ 900.512331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.512384][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.512418][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.512471][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.512540][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.512575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.512599][ T32] r4:84d87ac0 [ 900.512624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.512655][ T32] INFO: task kworker/1:852:5529 blocked for more than 477 seconds. [ 900.512717][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.512749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.512773][ T32] task:kworker/1:852 state:D stack:0 pid:5529 tgid:5529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.512833][ T32] Workqueue: events bpf_prog_free_deferred [ 900.512892][ T32] Call trace: [ 900.512927][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.512984][ T32] r10:8291a684 r9:ebb95d84 r8:00000002 r7:60000113 r6:ebb95d8c r5:855f0c00 [ 900.513026][ T32] r4:855f0c00 [ 900.513050][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.513108][ T32] r5:855f0c00 r4:8291a680 [ 900.513150][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.513206][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.513271][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb95e08 [ 900.513301][ T32] r4:00000000 [ 900.513323][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.513440][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.513513][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.513566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b9740 [ 900.513590][ T32] r4:00000000 [ 900.513610][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.513682][ T32] r9:83018205 r8:855f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 900.513709][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.513776][ T32] r5:00001000 r4:ebb9d000 [ 900.513809][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.513895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.513945][ T32] r5:8561ef8c r4:8561ec00 [ 900.513966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.514014][ T32] r7:ddde2d80 r6:83018200 r5:8561ef8c r4:8546fb00 [ 900.514035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.514087][ T32] r10:61c88647 r9:855f0c00 r8:8546fb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.514109][ T32] r4:8546fb00 [ 900.514129][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.514178][ T32] r10:00000000 r9:8546fb00 r8:80287e08 r7:ebb8de60 r6:8546fc80 r5:855f0c00 [ 900.514202][ T32] r4:00000001 [ 900.514222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.514259][ T32] Exception stack(0xebb95fb0 to 0xebb95ff8) [ 900.514288][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 900.514321][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.514350][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.514408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.514440][ T32] r4:856b9200 [ 900.514798][ T32] INFO: task kworker/1:852:5529 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.514837][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.514936][ T32] Workqueue: events bpf_prog_free_deferred [ 900.515007][ T32] Call trace: [ 900.515042][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.515098][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.515123][ T32] r4:00000000 [ 900.515144][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.515185][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.515216][ T32] 1d20: d1819000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.515258][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.515290][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.515316][ T32] r5:80070013 r4:80239bb0 [ 900.515336][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.515398][ T32] r4:82ac21e4 [ 900.515424][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.515481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.515517][ T32] r4:dffe1dc0 [ 900.515540][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.515586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.515610][ T32] r4:00000000 [ 900.515630][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.515680][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.515701][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.515746][ T32] r5:00001000 r4:dfa13000 [ 900.515779][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.515834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.515884][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.515905][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.516036][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.516077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.516153][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.516182][ T32] r4:84e0be80 [ 900.516211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.516294][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.516319][ T32] r4:00000001 [ 900.516341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.516384][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.516434][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.516469][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.516499][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.516530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.516554][ T32] r4:84d87ac0 [ 900.516574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.516609][ T32] INFO: task kworker/1:853:5530 blocked for more than 477 seconds. [ 900.516642][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.516676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.516701][ T32] task:kworker/1:853 state:D stack:0 pid:5530 tgid:5530 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.516762][ T32] Workqueue: events bpf_prog_free_deferred [ 900.516854][ T32] Call trace: [ 900.516885][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.516938][ T32] r10:8291a684 r9:ebb71d84 r8:00000002 r7:60000013 r6:ebb71d8c r5:85682400 [ 900.516971][ T32] r4:85682400 [ 900.516995][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.517063][ T32] r5:85682400 r4:8291a680 [ 900.517087][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.517149][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.517202][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb71e08 [ 900.517226][ T32] r4:00000000 [ 900.517245][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.517282][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.517319][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.517432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b9600 [ 900.517456][ T32] r4:00000000 [ 900.517478][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.517528][ T32] r9:83018205 r8:85682400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 900.517551][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.517596][ T32] r5:00001000 r4:ebb97000 [ 900.517617][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.517658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.517736][ T32] r5:8561eb8c r4:8561e800 [ 900.517761][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.517812][ T32] r7:ddde2d80 r6:83018200 r5:8561eb8c r4:8546fb80 [ 900.517843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.517920][ T32] r10:61c88647 r9:85682400 r8:8546fbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.517947][ T32] r4:8546fb80 [ 900.517967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.518016][ T32] r10:00000000 r9:8546fb80 r8:80287e08 r7:ebb95e60 r6:85600180 r5:85682400 [ 900.518039][ T32] r4:00000001 [ 900.518058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.518095][ T32] Exception stack(0xebb71fb0 to 0xebb71ff8) [ 900.518124][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.518172][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.518206][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.518238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.518281][ T32] r4:856b9200 [ 900.518451][ T32] INFO: task kworker/1:853:5530 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.518485][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.518569][ T32] Workqueue: events bpf_prog_free_deferred [ 900.518633][ T32] Call trace: [ 900.528578][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.529006][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.529064][ T32] r4:00000000 [ 900.529120][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.529191][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.529238][ T32] 1d20: d1819000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.529275][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.529302][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.529372][ T32] r5:80070013 r4:80239bb0 [ 900.529428][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.529493][ T32] r4:82ac21e4 [ 900.529514][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.529561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.529585][ T32] r4:dffe1dc0 [ 900.529616][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.529666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.529691][ T32] r4:00000000 [ 900.529711][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.529762][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.529785][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.529834][ T32] r5:00001000 r4:dfa13000 [ 900.529877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.529964][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.530040][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.530071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.530124][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.530173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.530239][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.530274][ T32] r4:84e0be80 [ 900.530303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.530355][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.530386][ T32] r4:00000001 [ 900.530429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.530472][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.530511][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.530564][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.530597][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.530630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.530654][ T32] r4:84d87ac0 [ 900.530678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.530709][ T32] INFO: task kworker/1:854:5533 blocked for more than 477 seconds. [ 900.530743][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.530787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.530834][ T32] task:kworker/1:854 state:D stack:0 pid:5533 tgid:5533 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.530896][ T32] Workqueue: events bpf_prog_free_deferred [ 900.530941][ T32] Call trace: [ 900.530999][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.531052][ T32] r10:8291a684 r9:ebba9d84 r8:00000002 r7:60000113 r6:ebba9d8c r5:85680c00 [ 900.531115][ T32] r4:85680c00 [ 900.531147][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.531195][ T32] r5:85680c00 r4:8291a680 [ 900.531215][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.531258][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.531305][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba9e08 [ 900.531328][ T32] r4:00000000 [ 900.531348][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.531390][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.531428][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.531473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b9880 [ 900.531511][ T32] r4:00000000 [ 900.531536][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.531586][ T32] r9:83018205 r8:85680c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 900.531614][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.531705][ T32] r5:00001000 r4:ebbab000 [ 900.531764][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.531843][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.531903][ T32] r5:8561f38c r4:8561f000 [ 900.531930][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.531993][ T32] r7:ddde2d80 r6:83018200 r5:8561f38c r4:8546fd80 [ 900.532018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.532097][ T32] r10:61c88647 r9:85680c00 r8:8546fdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.532124][ T32] r4:8546fd80 [ 900.532150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.532231][ T32] r10:00000000 r9:8546fd80 r8:80287e08 r7:ebb95e60 r6:85600280 r5:85680c00 [ 900.532263][ T32] r4:00000001 [ 900.532283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.532323][ T32] Exception stack(0xebba9fb0 to 0xebba9ff8) [ 900.532357][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 900.532402][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.532473][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.532541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.532566][ T32] r4:856b9240 [ 900.532975][ T32] INFO: task kworker/1:854:5533 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.533018][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.533080][ T32] Workqueue: events bpf_prog_free_deferred [ 900.533151][ T32] Call trace: [ 900.533188][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.533275][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.533323][ T32] r4:00000000 [ 900.533392][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.533438][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.533470][ T32] 1d20: d1819000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.533526][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.533558][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.533603][ T32] r5:80070013 r4:80239bb0 [ 900.533632][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.533677][ T32] r4:82ac21e4 [ 900.533713][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.533765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.533789][ T32] r4:dffe1dc0 [ 900.533808][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.533854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.533897][ T32] r4:00000000 [ 900.533942][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.534007][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.534058][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.534135][ T32] r5:00001000 r4:dfa13000 [ 900.534162][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.534205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.534251][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.534271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.534352][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.534392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.534449][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.534473][ T32] r4:84e0be80 [ 900.534513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.534569][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.534613][ T32] r4:00000001 [ 900.534637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.534677][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.534706][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.534737][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.534765][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.534806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.534833][ T32] r4:84d87ac0 [ 900.534853][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.534878][ T32] INFO: task kworker/1:855:5536 blocked for more than 477 seconds. [ 900.534907][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.534932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.534953][ T32] task:kworker/1:855 state:D stack:0 pid:5536 tgid:5536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.535030][ T32] Workqueue: events bpf_prog_free_deferred [ 900.535089][ T32] Call trace: [ 900.535120][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.535209][ T32] r10:8291a684 r9:ebbb9d84 r8:00000002 r7:60000013 r6:ebbb9d8c r5:85684800 [ 900.535237][ T32] r4:85684800 [ 900.535259][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.535305][ T32] r5:85684800 r4:8291a680 [ 900.535336][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.535411][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.535480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb9e08 [ 900.535512][ T32] r4:00000000 [ 900.535532][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.535571][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.535608][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.535664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b9940 [ 900.535691][ T32] r4:00000000 [ 900.535711][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.535773][ T32] r9:83018205 r8:85684800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 900.535801][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.535848][ T32] r5:00001000 r4:ebbb1000 [ 900.535880][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.535933][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.535991][ T32] r5:8561f78c r4:8561f400 [ 900.536014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.536066][ T32] r7:ddde2d80 r6:83018200 r5:8561f78c r4:8546fe00 [ 900.536088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.536220][ T32] r10:61c88647 r9:85684800 r8:8546fe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.536262][ T32] r4:8546fe00 [ 900.536284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.536399][ T32] r10:00000000 r9:8546fe00 r8:80287e08 r7:ebba9e60 r6:85600380 r5:85684800 [ 900.536451][ T32] r4:00000001 [ 900.536481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.536523][ T32] Exception stack(0xebbb9fb0 to 0xebbb9ff8) [ 900.536553][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 900.536617][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.536653][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.536686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.536739][ T32] r4:856b97c0 [ 900.536928][ T32] INFO: task kworker/1:855:5536 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.536961][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.537018][ T32] Workqueue: events bpf_prog_free_deferred [ 900.537061][ T32] Call trace: [ 900.537091][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.537151][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.537197][ T32] r4:00000000 [ 900.537247][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.537320][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.537401][ T32] 1d20: d1819000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.537436][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.537470][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.537527][ T32] r5:80070013 r4:80239bb0 [ 900.537552][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.537597][ T32] r4:82ac21e4 [ 900.537630][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.537681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.537706][ T32] r4:dffe1dc0 [ 900.537726][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.537771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.537806][ T32] r4:00000000 [ 900.537832][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.537892][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.537945][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.538004][ T32] r5:00001000 r4:dfa13000 [ 900.538029][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.538073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.538119][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.538143][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.538195][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.538218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.538269][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.538293][ T32] r4:84e0be80 [ 900.538313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.538364][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.538393][ T32] r4:00000001 [ 900.538415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.538453][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.538503][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.538556][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.538586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.538618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.538655][ T32] r4:84d87ac0 [ 900.571834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.571971][ T32] INFO: task kworker/1:856:5538 blocked for more than 477 seconds. [ 900.572017][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.572046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.572070][ T32] task:kworker/1:856 state:D stack:0 pid:5538 tgid:5538 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.572178][ T32] Workqueue: events bpf_prog_free_deferred [ 900.572285][ T32] Call trace: [ 900.572349][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.572428][ T32] r10:8291a684 r9:ebbc5d84 r8:00000002 r7:60000113 r6:ebbc5d8c r5:85683c00 [ 900.572454][ T32] r4:85683c00 [ 900.572496][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.572558][ T32] r5:85683c00 r4:8291a680 [ 900.572584][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.572628][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.572675][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc5e08 [ 900.572699][ T32] r4:00000000 [ 900.572719][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.572806][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.572919][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.572988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b9a80 [ 900.573013][ T32] r4:00000000 [ 900.573034][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.573086][ T32] r9:83018205 r8:85683c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 900.573125][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.573209][ T32] r5:00001000 r4:ebbc7000 [ 900.573240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.573284][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.573384][ T32] r5:8561fb8c r4:8561f800 [ 900.573422][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.573477][ T32] r7:ddde2d80 r6:83018200 r5:8561fb8c r4:8546fe80 [ 900.573500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.573552][ T32] r10:61c88647 r9:85683c00 r8:8546feac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.573575][ T32] r4:8546fe80 [ 900.573595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.573668][ T32] r10:00000000 r9:8546fe80 r8:80287e08 r7:ebbb9e60 r6:85600400 r5:85683c00 [ 900.573705][ T32] r4:00000001 [ 900.573730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.573773][ T32] Exception stack(0xebbc5fb0 to 0xebbc5ff8) [ 900.573805][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 900.573837][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.573866][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.573898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.573921][ T32] r4:856b9980 [ 900.574297][ T32] INFO: task kworker/1:856:5538 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.574334][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.574412][ T32] Workqueue: events bpf_prog_free_deferred [ 900.574457][ T32] Call trace: [ 900.574506][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.574577][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.574603][ T32] r4:00000000 [ 900.574627][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.574670][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.574701][ T32] 1d20: d21ad000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.574734][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.574761][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.574787][ T32] r5:80070013 r4:80239bb0 [ 900.574807][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.574850][ T32] r4:82ac21e4 [ 900.574871][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.574918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.574941][ T32] r4:dffe1dc0 [ 900.574971][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.575053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.575084][ T32] r4:00000000 [ 900.575106][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.575159][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.575181][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.575225][ T32] r5:00001000 r4:dfa13000 [ 900.575247][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.575289][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.575335][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.575365][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.575428][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.575464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.575524][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.575548][ T32] r4:84e0be80 [ 900.575568][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.575619][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.575642][ T32] r4:00000001 [ 900.575661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.575698][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.575757][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.575793][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.575824][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.575868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.575895][ T32] r4:84d87ac0 [ 900.575916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.575941][ T32] INFO: task kworker/1:857:5540 blocked for more than 477 seconds. [ 900.575970][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.575995][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.576026][ T32] task:kworker/1:857 state:D stack:0 pid:5540 tgid:5540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.576077][ T32] Workqueue: events bpf_prog_free_deferred [ 900.576178][ T32] Call trace: [ 900.576234][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.576288][ T32] r10:8291a684 r9:ebbd9d84 r8:00000002 r7:60000013 r6:ebbd9d8c r5:85685400 [ 900.576312][ T32] r4:85685400 [ 900.576354][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.576410][ T32] r5:85685400 r4:8291a680 [ 900.576431][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.576498][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.576572][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd9e08 [ 900.576600][ T32] r4:00000000 [ 900.576620][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.576659][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.576733][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.576805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b9bc0 [ 900.576833][ T32] r4:00000000 [ 900.576876][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.576930][ T32] r9:83018205 r8:85685400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 900.576953][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.577022][ T32] r5:00001000 r4:ebbcd000 [ 900.577056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.577102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.577163][ T32] r5:8561ff8c r4:8561fc00 [ 900.577209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.577263][ T32] r7:ddde2d80 r6:83018200 r5:8561ff8c r4:8546ff00 [ 900.577286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.577383][ T32] r10:61c88647 r9:85685400 r8:8546ff2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.577484][ T32] r4:8546ff00 [ 900.577533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.577588][ T32] r10:00000000 r9:8546ff00 r8:80287e08 r7:ebbc5e60 r6:85600480 r5:85685400 [ 900.577613][ T32] r4:00000001 [ 900.577633][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.577673][ T32] Exception stack(0xebbd9fb0 to 0xebbd9ff8) [ 900.577702][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 900.577742][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.577800][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.577835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.577858][ T32] r4:856b99c0 [ 900.578025][ T32] INFO: task kworker/1:857:5540 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.578076][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.578160][ T32] Workqueue: events bpf_prog_free_deferred [ 900.578227][ T32] Call trace: [ 900.578259][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.578331][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.578359][ T32] r4:00000000 [ 900.578394][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.578441][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.578473][ T32] 1d20: d21ad000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.578504][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.578542][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.578579][ T32] r5:80070013 r4:80239bb0 [ 900.578627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.578775][ T32] r4:82ac21e4 [ 900.585321][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.585463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.585491][ T32] r4:dffe1dc0 [ 900.585542][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.585595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.585620][ T32] r4:00000000 [ 900.585641][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.585693][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.585739][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.585799][ T32] r5:00001000 r4:dfa13000 [ 900.585822][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.585865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.585911][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.585933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.585984][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.586040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.586097][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.586121][ T32] r4:84e0be80 [ 900.586213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.586271][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.586297][ T32] r4:00000001 [ 900.586317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.586359][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.586397][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.586435][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.586501][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.586545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.586569][ T32] r4:84d87ac0 [ 900.586594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.586638][ T32] INFO: task kworker/1:858:5542 blocked for more than 477 seconds. [ 900.586686][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.586739][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.586778][ T32] task:kworker/1:858 state:D stack:0 pid:5542 tgid:5542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.586844][ T32] Workqueue: events bpf_prog_free_deferred [ 900.586908][ T32] Call trace: [ 900.586993][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.587055][ T32] r10:8291a684 r9:ebbddd84 r8:00000002 r7:60000113 r6:ebbddd8c r5:85686c00 [ 900.587089][ T32] r4:85686c00 [ 900.587113][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.587161][ T32] r5:85686c00 r4:8291a680 [ 900.587183][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.587236][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.587313][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbdde08 [ 900.587346][ T32] r4:00000000 [ 900.587376][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.587451][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.587500][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.587547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b9d80 [ 900.587570][ T32] r4:00000000 [ 900.587590][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.587639][ T32] r9:83018205 r8:85686c00 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [ 900.587661][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.587706][ T32] r5:00001000 r4:dfa77000 [ 900.587748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.587795][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.587843][ T32] r5:8562438c r4:85624000 [ 900.587879][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.587932][ T32] r7:ddde2d80 r6:83018200 r5:8562438c r4:8546fd00 [ 900.587954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.588006][ T32] r10:61c88647 r9:85686c00 r8:8546fd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.588029][ T32] r4:8546fd00 [ 900.588099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.588154][ T32] r10:00000000 r9:8546fd00 r8:80287e08 r7:ebbd9e60 r6:85600500 r5:85686c00 [ 900.588187][ T32] r4:00000001 [ 900.588211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.588251][ T32] Exception stack(0xebbddfb0 to 0xebbddff8) [ 900.588281][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.588337][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.588369][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.588406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.588429][ T32] r4:856b9b00 [ 900.603494][ T32] INFO: task kworker/1:858:5542 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.603622][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.603704][ T32] Workqueue: events bpf_prog_free_deferred [ 900.603804][ T32] Call trace: [ 900.603905][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.603975][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.604001][ T32] r4:00000000 [ 900.604023][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.604067][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.604216][ T32] 1d20: d24f3000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.604294][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.604346][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.604375][ T32] r5:80070013 r4:80239bb0 [ 900.604426][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.604477][ T32] r4:82ac21e4 [ 900.604499][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.604547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.604570][ T32] r4:dffe1dc0 [ 900.604632][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.604683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.604723][ T32] r4:00000000 [ 900.604768][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.604824][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.604909][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.604960][ T32] r5:00001000 r4:dfa13000 [ 900.604990][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.605037][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.605125][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.605151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.605203][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.605226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.605277][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.605302][ T32] r4:84e0be80 [ 900.605322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.605462][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.605507][ T32] r4:00000001 [ 900.605559][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.605631][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.605687][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.605824][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.605858][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.605892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.605917][ T32] r4:84d87ac0 [ 900.605940][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.605979][ T32] INFO: task kworker/1:859:5544 blocked for more than 477 seconds. [ 900.606039][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.606080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.606105][ T32] task:kworker/1:859 state:D stack:0 pid:5544 tgid:5544 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.606160][ T32] Workqueue: events bpf_prog_free_deferred [ 900.606204][ T32] Call trace: [ 900.606260][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.606335][ T32] r10:8291a684 r9:ebbe1d84 r8:00000002 r7:60000113 r6:ebbe1d8c r5:85686000 [ 900.606368][ T32] r4:85686000 [ 900.606416][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.606481][ T32] r5:85686000 r4:8291a680 [ 900.606506][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.606550][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.606596][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe1e08 [ 900.606619][ T32] r4:00000000 [ 900.606639][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.606699][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.606756][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.606805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b9200 [ 900.606830][ T32] r4:00000000 [ 900.606870][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.606924][ T32] r9:83018205 r8:85686000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 900.606948][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.607015][ T32] r5:00001000 r4:eacef000 [ 900.607047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.607093][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.607151][ T32] r5:85624b8c r4:85624800 [ 900.607175][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.607246][ T32] r7:ddde2d80 r6:83018200 r5:85624b8c r4:855b1a00 [ 900.607273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.607326][ T32] r10:61c88647 r9:85686000 r8:855b1a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.607368][ T32] r4:855b1a00 [ 900.607403][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.607460][ T32] r10:00000000 r9:855b1a00 r8:80287e08 r7:ebbdde60 r6:85600580 r5:85686000 [ 900.607484][ T32] r4:00000001 [ 900.607504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.607542][ T32] Exception stack(0xebbe1fb0 to 0xebbe1ff8) [ 900.607642][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.607679][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.607709][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.607740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.607763][ T32] r4:856b9d40 [ 900.608071][ T32] INFO: task kworker/1:859:5544 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.608104][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.608180][ T32] Workqueue: events bpf_prog_free_deferred [ 900.608238][ T32] Call trace: [ 900.608269][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.608326][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.608350][ T32] r4:00000000 [ 900.608371][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.608421][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.608453][ T32] 1d20: d24f3000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.608485][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.608512][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.608538][ T32] r5:80070013 r4:80239bb0 [ 900.608573][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.608622][ T32] r4:82ac21e4 [ 900.608643][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.625659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.625751][ T32] r4:dffe1dc0 [ 900.625778][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.625870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.625901][ T32] r4:00000000 [ 900.625944][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.626002][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.626026][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.626093][ T32] r5:00001000 r4:dfa13000 [ 900.626127][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.626178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.626225][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.626247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.626299][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.626321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.626392][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.626422][ T32] r4:84e0be80 [ 900.626443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.626516][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.626548][ T32] r4:00000001 [ 900.626571][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.626634][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.626677][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.626730][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.626762][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.626795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.626832][ T32] r4:84d87ac0 [ 900.626874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.626909][ T32] INFO: task kworker/1:860:5546 blocked for more than 477 seconds. [ 900.626943][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.626970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.626993][ T32] task:kworker/1:860 state:D stack:0 pid:5546 tgid:5546 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.627052][ T32] Workqueue: events bpf_prog_free_deferred [ 900.627125][ T32] Call trace: [ 900.627171][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.627231][ T32] r10:8291a684 r9:ebbe5d84 r8:00000002 r7:60000013 r6:ebbe5d8c r5:85683000 [ 900.627255][ T32] r4:85683000 [ 900.627327][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.627384][ T32] r5:85683000 r4:8291a680 [ 900.627407][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.627515][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.627646][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe5e08 [ 900.627674][ T32] r4:00000000 [ 900.627695][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.627734][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.627793][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.627846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b9ec0 [ 900.627871][ T32] r4:00000000 [ 900.627890][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.627939][ T32] r9:83018205 r8:85683000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 900.627961][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.628006][ T32] r5:00001000 r4:e0533000 [ 900.628027][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.628068][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.628172][ T32] r5:8562478c r4:85624400 [ 900.628197][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.628250][ T32] r7:ddde2d80 r6:83018200 r5:8562478c r4:84fabf00 [ 900.628300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.628365][ T32] r10:61c88647 r9:85683000 r8:84fabf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.628417][ T32] r4:84fabf00 [ 900.628441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.628534][ T32] r10:00000000 r9:84fabf00 r8:80287e08 r7:ebbe1e60 r6:85600600 r5:85683000 [ 900.628563][ T32] r4:00000001 [ 900.628584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.628644][ T32] Exception stack(0xebbe5fb0 to 0xebbe5ff8) [ 900.628677][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 900.628755][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.639291][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.639398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.639457][ T32] r4:856b9c40 [ 900.639833][ T32] INFO: task kworker/1:860:5546 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.639900][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.640006][ T32] Workqueue: events bpf_prog_free_deferred [ 900.640090][ T32] Call trace: [ 900.640149][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.640217][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.640243][ T32] r4:00000000 [ 900.640264][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.640308][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.640406][ T32] 1d20: d2c5c000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.640473][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.640504][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.640531][ T32] r5:80070013 r4:80239bb0 [ 900.640552][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.640598][ T32] r4:82ac21e4 [ 900.640619][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.640694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.640723][ T32] r4:dffe1dc0 [ 900.640785][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.640836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.640880][ T32] r4:00000000 [ 900.640913][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.640976][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.641003][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.641050][ T32] r5:00001000 r4:dfa13000 [ 900.641073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.641146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.641217][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.641258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.641316][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.641391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.641458][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.641482][ T32] r4:84e0be80 [ 900.641504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.641556][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.641580][ T32] r4:00000001 [ 900.641600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.641638][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.641667][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.641704][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.641762][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.641845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.641895][ T32] r4:84d87ac0 [ 900.641941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.641996][ T32] INFO: task kworker/1:861:5548 blocked for more than 477 seconds. [ 900.642034][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.642060][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.642084][ T32] task:kworker/1:861 state:D stack:0 pid:5548 tgid:5548 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.642180][ T32] Workqueue: events bpf_prog_free_deferred [ 900.642251][ T32] Call trace: [ 900.642302][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.642356][ T32] r10:8291a684 r9:ebbe9d84 r8:00000002 r7:60000013 r6:ebbe9d8c r5:84d66c00 [ 900.642386][ T32] r4:84d66c00 [ 900.642429][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.642502][ T32] r5:84d66c00 r4:8291a680 [ 900.642527][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.642573][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.642620][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe9e08 [ 900.642653][ T32] r4:00000000 [ 900.642703][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.642776][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.642845][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.642896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bc000 [ 900.642941][ T32] r4:00000000 [ 900.642965][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.643017][ T32] r9:83018205 r8:84d66c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 900.643040][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.643084][ T32] r5:00001000 r4:eaec3000 [ 900.643105][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.643148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.643193][ T32] r5:85624f8c r4:85624c00 [ 900.643233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.643310][ T32] r7:ddde2d80 r6:83018200 r5:85624f8c r4:856bd000 [ 900.643335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.643393][ T32] r10:61c88647 r9:84d66c00 r8:856bd02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.643430][ T32] r4:856bd000 [ 900.643456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.643531][ T32] r10:00000000 r9:856bd000 r8:80287e08 r7:ebbe1e60 r6:85600680 r5:84d66c00 [ 900.643558][ T32] r4:00000001 [ 900.643580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.643619][ T32] Exception stack(0xebbe9fb0 to 0xebbe9ff8) [ 900.643648][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 900.643701][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.643743][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.643778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.643802][ T32] r4:856b9f40 [ 900.643980][ T32] INFO: task kworker/1:861:5548 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.644013][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.644073][ T32] Workqueue: events bpf_prog_free_deferred [ 900.644116][ T32] Call trace: [ 900.644175][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.644245][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.644273][ T32] r4:00000000 [ 900.644293][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.644336][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.644392][ T32] 1d20: d2c5c000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.644450][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.644481][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.644507][ T32] r5:80070013 r4:80239bb0 [ 900.644550][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.644598][ T32] r4:82ac21e4 [ 900.644620][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.644667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.644690][ T32] r4:dffe1dc0 [ 900.644710][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.644755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.644778][ T32] r4:00000000 [ 900.644809][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.644861][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.644904][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.644975][ T32] r5:00001000 r4:dfa13000 [ 900.645021][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.645104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.645189][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.645214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.645265][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.645289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.645389][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.645419][ T32] r4:84e0be80 [ 900.645440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.645493][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.645520][ T32] r4:00000001 [ 900.645590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.645665][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.645698][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.645729][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.645759][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.645791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.645823][ T32] r4:84d87ac0 [ 900.645847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.645874][ T32] INFO: task kworker/1:862:5551 blocked for more than 477 seconds. [ 900.645903][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 900.645952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 900.645977][ T32] task:kworker/1:862 state:D stack:0 pid:5551 tgid:5551 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.646026][ T32] Workqueue: events bpf_prog_free_deferred [ 900.646083][ T32] Call trace: [ 900.646115][ T32] [<81a52f24>] (__schedule) from [<81a53ea8>] (schedule+0x2c/0x130) [ 900.646186][ T32] r10:8291a684 r9:ebbedd84 r8:00000002 r7:60000113 r6:ebbedd8c r5:84d63000 [ 900.646222][ T32] r4:84d63000 [ 900.646247][ T32] [<81a53e7c>] (schedule) from [<81a54290>] (schedule_preempt_disabled+0x18/0x24) [ 900.646316][ T32] r5:84d63000 r4:8291a680 [ 900.646340][ T32] [<81a54278>] (schedule_preempt_disabled) from [<81a56974>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 900.646409][ T32] [<81a56674>] (__mutex_lock.constprop.0) from [<81a56e40>] (__mutex_lock_slowpath+0x14/0x18) [ 900.646480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbede08 [ 900.646508][ T32] r4:00000000 [ 900.646544][ T32] [<81a56e2c>] (__mutex_lock_slowpath) from [<81a56e80>] (mutex_lock+0x3c/0x40) [ 900.646599][ T32] [<81a56e44>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 900.646669][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.646744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bc1c0 [ 900.646799][ T32] r4:00000000 [ 900.646864][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.646923][ T32] r9:83018205 r8:84d63000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 900.646947][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.646992][ T32] r5:00001000 r4:eb025000 [ 900.647013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.647064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.647124][ T32] r5:8562538c r4:85625000 [ 900.647167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.647222][ T32] r7:ddde2d80 r6:83018200 r5:8562538c r4:856bd080 [ 900.647244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.647295][ T32] r10:61c88647 r9:84d63000 r8:856bd0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 900.647320][ T32] r4:856bd080 [ 900.647351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.647431][ T32] r10:00000000 r9:856bd080 r8:80287e08 r7:ebbe9e60 r6:85600700 r5:84d63000 [ 900.647458][ T32] r4:00000001 [ 900.647478][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.647517][ T32] Exception stack(0xebbedfb0 to 0xebbedff8) [ 900.647546][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 900.647578][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.647644][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.647680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.647704][ T32] r4:856bc0c0 [ 900.647867][ T32] INFO: task kworker/1:862:5551 is blocked on a mutex likely owned by task kworker/0:123:3540. [ 900.647921][ T32] task:kworker/0:123 state:R running task stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 900.648004][ T32] Workqueue: events bpf_prog_free_deferred [ 900.648118][ T32] Call trace: [ 900.648157][ T32] [<81a52f24>] (__schedule) from [<81a542dc>] (preempt_schedule_irq+0x40/0xa8) [ 900.648213][ T32] r10:82ac21c4 r9:84d91800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84d91800 [ 900.648238][ T32] r4:00000000 [ 900.648261][ T32] [<81a5429c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 900.648305][ T32] Exception stack(0xdffe1d28 to 0xdffe1d70) [ 900.648346][ T32] 1d20: d2c5c000 dfeb5000 00000001 80239b98 7f081000 00000001 [ 900.648387][ T32] 1d40: 82ac15a0 7f081000 dfeb5000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 [ 900.648415][ T32] 1d60: 80230ad0 80239bb0 80070013 ffffffff [ 900.648442][ T32] r5:80070013 r4:80239bb0 [ 900.648462][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 900.648505][ T32] r4:82ac21e4 [ 900.648525][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 900.648591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 [ 900.648639][ T32] r4:dffe1dc0 [ 900.648662][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 900.648755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cc00 [ 900.672181][ T32] r4:00000000 [ 900.672232][ T32] [<804eb568>] (vfree) from [<8054b144>] (execmem_free+0x30/0x50) [ 900.672313][ T32] r9:83018005 r8:84d91800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 900.672358][ T32] [<8054b114>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 900.672420][ T32] r5:00001000 r4:dfa13000 [ 900.672463][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 900.672513][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 900.672600][ T32] r5:85ef9f8c r4:85ef9c00 [ 900.672626][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 900.672684][ T32] r7:dddced80 r6:83018000 r5:85ef9f8c r4:84e0be80 [ 900.672730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 900.672815][ T32] r10:61c88647 r9:84d91800 r8:84e0beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 900.672865][ T32] r4:84e0be80 [ 900.672899][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.672956][ T32] r10:00000000 r9:84e0be80 r8:80287e08 r7:dfec1e60 r6:84e0bf80 r5:84d91800 [ 900.672981][ T32] r4:00000001 [ 900.673022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.673087][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 900.673149][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.673206][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.673239][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.673315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.673389][ T32] r4:84d87ac0 [ 900.673419][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 900.674958][ T32] NMI backtrace for cpu 0 [ 900.675257][ T32] CPU: 0 UID: 0 PID: 32 Comm: khungtaskd Not tainted 6.15.0-rc6-syzkaller #0 PREEMPT [ 900.675413][ T32] Hardware name: ARM-Versatile Express [ 900.675462][ T32] Call trace: [ 900.675490][ T32] [<802019e4>] (dump_backtrace) from [<80201ae0>] (show_stack+0x18/0x1c) [ 900.675537][ T32] r7:00000000 r6:00070013 r5:60070093 r4:82257e00 [ 900.675546][ T32] [<80201ac8>] (show_stack) from [<8022003c>] (dump_stack_lvl+0x70/0x7c) [ 900.675643][ T32] [<8021ffcc>] (dump_stack_lvl) from [<80220060>] (dump_stack+0x18/0x1c) [ 900.675714][ T32] r5:00000000 r4:00000001 [ 900.675724][ T32] [<80220048>] (dump_stack) from [<81a3d08c>] (nmi_cpu_backtrace+0x160/0x17c) [ 900.675756][ T32] [<81a3cf2c>] (nmi_cpu_backtrace) from [<81a3d1d8>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 900.675790][ T32] r7:00000000 r6:8280c610 r5:8281af00 r4:ffffffff [ 900.675798][ T32] [<81a3d0a8>] (nmi_trigger_cpumask_backtrace) from [<802304dc>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 900.675861][ T32] r9:0000ea92 r8:82ab6564 r7:8280c788 r6:00007766 r5:8281b4c8 r4:85d86f0c [ 900.675871][ T32] [<802304c4>] (arch_trigger_cpumask_backtrace) from [<80386da8>] (watchdog+0x4a8/0x69c) [ 900.675928][ T32] [<80386900>] (watchdog) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.675966][ T32] r10:00000000 r9:00000000 r8:80386900 r7:83348780 r6:83348780 r5:83251800 [ 900.675980][ T32] r4:00000001 [ 900.675988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.676020][ T32] Exception stack(0xdf8e1fb0 to 0xdf8e1ff8) [ 900.676079][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 900.676098][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.676113][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.676145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.676156][ T32] r4:8334b500 [ 900.676282][ T32] Sending NMI from CPU 0 to CPUs 1: [ 900.677273][ C1] NMI backtrace for cpu 1 [ 900.677441][ C1] CPU: 1 UID: 0 PID: 2820 Comm: pr/ttyAMA0 Not tainted 6.15.0-rc6-syzkaller #0 PREEMPT [ 900.677476][ C1] Hardware name: ARM-Versatile Express [ 900.677505][ C1] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 [ 900.677571][ C1] LR is at pl011_console_device_unlock+0x20/0x24 [ 900.677637][ C1] pc : [<81a5c2ac>] lr : [<80a629ec>] psr: 60070013 [ 900.677676][ C1] sp : ebe39eb0 ip : ebe39ec0 fp : ebe39ebc [ 900.677699][ C1] r10: 8295b3bc r9 : 00000001 r8 : 00000000 [ 900.677724][ C1] r7 : 00000117 r6 : 8295b320 r5 : 00000000 r4 : 00000001 [ 900.677749][ C1] r3 : 0000e1f8 r2 : 00000000 r1 : 60070013 r0 : 842e5440 [ 900.677827][ C1] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 900.677869][ C1] Control: 30c5387d Table: 847b3d40 DAC: 00000000 [ 900.677909][ C1] Call trace: [ 900.677929][ C1] [<81a5c284>] (_raw_spin_unlock_irqrestore) from [<80a629ec>] (pl011_console_device_unlock+0x20/0x24) [ 900.677968][ C1] [<80a629cc>] (pl011_console_device_unlock) from [<802efd14>] (nbcon_emit_one+0x80/0xf8) [ 900.678048][ C1] [<802efc94>] (nbcon_emit_one) from [<802eff34>] (nbcon_kthread_func+0x1a8/0x2a4) [ 900.678090][ C1] r6:8280c610 r5:84696000 r4:8295b320 [ 900.678099][ C1] [<802efd8c>] (nbcon_kthread_func) from [<8028f07c>] (kthread+0x12c/0x280) [ 900.678144][ C1] r10:00000000 r9:8295b320 r8:802efd8c r7:843eb400 r6:843eb400 r5:84696000 [ 900.678155][ C1] r4:00000001 [ 900.678162][ C1] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 900.678190][ C1] Exception stack(0xebe39fb0 to 0xebe39ff8) [ 900.678210][ C1] 9fa0: 00000000 00000000 00000000 00000000 [ 900.678229][ C1] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 900.678245][ C1] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 900.678265][ C1] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 900.678274][ C1] r4:83944240 [ 900.697979][ T32] Kernel panic - not syncing: hung_task: blocked tasks [ 901.802033][ T32] CPU: 0 UID: 0 PID: 32 Comm: khungtaskd Not tainted 6.15.0-rc6-syzkaller #0 PREEMPT [ 901.802377][ T32] Hardware name: ARM-Versatile Express [ 901.802666][ T32] Call trace: [ 901.802843][ T32] [<802019e4>] (dump_backtrace) from [<80201ae0>] (show_stack+0x18/0x1c) [ 901.803176][ T32] r7:00000000 r6:828227fc r5:00000000 r4:82257e00 [ 901.803423][ T32] [<80201ac8>] (show_stack) from [<80220020>] (dump_stack_lvl+0x54/0x7c) [ 901.803811][ T32] [<8021ffcc>] (dump_stack_lvl) from [<80220060>] (dump_stack+0x18/0x1c) [ 901.804267][ T32] r5:00000000 r4:82a70d4c [ 901.804389][ T32] [<80220048>] (dump_stack) from [<802025f8>] (panic+0x120/0x374) [ 901.804638][ T32] [<802024d8>] (panic) from [<80386c14>] (watchdog+0x314/0x69c) [ 901.805060][ T32] r3:00000001 r2:00000000 r1:00000000 r0:82258998 [ 901.805395][ T32] r7:8280c788 [ 901.805577][ T32] [<80386900>] (watchdog) from [<8028f07c>] (kthread+0x12c/0x280) [ 901.805958][ T32] r10:00000000 r9:00000000 r8:80386900 r7:83348780 r6:83348780 r5:83251800 [ 901.806329][ T32] r4:00000001 [ 901.806444][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 901.806883][ T32] Exception stack(0xdf8e1fb0 to 0xdf8e1ff8) [ 901.807165][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 901.807620][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 901.808191][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 901.808478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 901.808909][ T32] r4:8334b500 [ 901.810893][ T32] Rebooting in 86400 seconds.. VM DIAGNOSIS: 05:00:17 Registers: info registers vcpu 0 CPU#0 R00=938a3000 R01=eca77000 R02=00000001 R03=80239b98 R04=7f035000 R05=00000001 R06=82ac15a0 R07=7f035000 R08=eca77000 R09=8280c928 R10=82ac21c4 R11=dffe1da4 R12=dffe1da8 R13=dffe1d78 R14=80230ad0 R15=80239bb0 PSR=800f0013 N--- A S svc32 s00=7ef45928 s01=76f01150 d00=76f011507ef45928 s02=00000001 s03=76ef5a88 d01=76ef5a8800000001 s04=fffc0100 s05=fffc0100 d02=fffc0100fffc0100 s06=00000001 s07=00000000 d03=0000000000000001 s08=c0300c00 s09=c0300c03 d04=c0300c03c0300c00 s10=08040201 s11=80402010 d05=8040201008040201 s12=08040201 s13=80402010 d06=8040201008040201 s14=00000000 s15=00000000 d07=0000000000000000 s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000 info registers vcpu 1 CPU#1 R00=00000001 R01=82257e00 R02=00032041 R03=80239c60 R04=8323e000 R05=00000001 R06=8323e000 R07=8280c650 R08=00000001 R09=00000000 R10=00000000 R11=df865f64 R12=df865f68 R13=df865f58 R14=80228704 R15=80239c68 PSR=60000093 -ZC- A S svc32 s00=000000ff s01=00000000 d00=00000000000000ff s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=63538263 s11=37010135 d05=3701013563538263 s12=0379010e s13=1a0f0c06 d06=1a0f0c060379010e s14=3633211c s15=39773b3a d07=39773b3a3633211c s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 80000010